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US20090058600A1 - Determining compatibility of components for assembling approved personal protection configurations - Google Patents

Determining compatibility of components for assembling approved personal protection configurations Download PDF

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Publication number
US20090058600A1
US20090058600A1 US11/848,476 US84847607A US2009058600A1 US 20090058600 A1 US20090058600 A1 US 20090058600A1 US 84847607 A US84847607 A US 84847607A US 2009058600 A1 US2009058600 A1 US 2009058600A1
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Prior art keywords
data
components
component
approved
configuration
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Abandoned
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US11/848,476
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English (en)
Inventor
Kenneth J. Krepel
Brian S. McGinley
Neal A. Rakow
Paul A. Sevcik
Cristina U. Thomas
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3M Innovative Properties Co
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3M Innovative Properties Co
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Publication date
Priority to US11/848,476 priority Critical patent/US20090058600A1/en
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Assigned to 3M INNOVATIVE PROPERTIES COMPANY reassignment 3M INNOVATIVE PROPERTIES COMPANY ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: KREPEL, KENNETH J., RAKOW, NEAL A., SEVCIK, PAUL A., THOMAS, CRISTINA U., MCGINLEY, BRIAN S.
Priority to PCT/US2008/070041 priority patent/WO2009029347A1/fr
Priority to AU2008293890A priority patent/AU2008293890B2/en
Priority to EP08781838.1A priority patent/EP2201538B1/fr
Priority to BRPI0815302A priority patent/BRPI0815302B8/pt
Publication of US20090058600A1 publication Critical patent/US20090058600A1/en
Priority to US14/632,095 priority patent/US9886608B2/en
Priority to US15/888,708 priority patent/US10275621B2/en
Priority to US16/396,819 priority patent/US10579841B2/en
Priority to US16/739,383 priority patent/US10776592B2/en
Priority to US16/947,636 priority patent/US11256886B2/en
Abandoned legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10366—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C11/00—Arrangements, systems or apparatus for checking, e.g. the occurrence of a condition, not provided for elsewhere

Definitions

  • This disclosure relates generally to methods and systems for determining compatibility of components usable together in a set of components. More particularly, it relates to methods and systems for determining whether at least a first component and at least a second component, which may be components of a PPE article are compatible so as to be assembled into an approved configuration in response to being compared against at least one predetermined criterion regarding approved PP configurations.
  • Maintaining the safety and health of workers is a major concern across many industries.
  • Various rules and regulations have been developed to aid in addressing this concern, which provide sets of requirements to ensure proper administration of personnel health and safety procedures.
  • To help in maintaining worker safety and health some individuals may be required to don, wear, carry, or otherwise use a PPE article, if the individuals enter or remain in work environments that have hazardous or potentially hazardous conditions.
  • Known types of PPE articles include, without limitation, respiratory protection equipment (RPE), e.g., for normal condition use or emergency response; protective eyewear, such as visors, goggles, filters or shields; protective headwear, such as hard hats, hoods or helmets; hearing protection devices; protective shoes; protective gloves; other protective clothing, such as coveralls and aprons; protective articles, such as sensors, safety tools, detectors, global positioning devices, mining cap lamps and any other suitable gear.
  • RPE respiratory protection equipment
  • protective eyewear such as visors, goggles, filters or shields
  • protective headwear such as hard hats, hoods or helmets
  • hearing protection devices such as hard hats, hoods or helmets
  • protective shoes such as hard hats, hoods or helmets
  • protective clothing such as coveralls and aprons
  • protective articles such as sensors, safety tools, detectors, global positioning devices, mining cap lamps and any other suitable gear.
  • RPE Radioactive Polymer
  • RPE articles utilized to prevent or reduce inhalations of contaminants, such as hazardous or toxic materials. Exemplary ones include without limitation: disposable filtering face piece respirators, half mask respirator with filters, full facemask respirators with filters, powered respirators with helmet or hood, and power assisted respirators with full facemask.
  • RPE articles often comprise an assemblage of components that are to be assembled together into a configuration.
  • RPE articles include, without imitation, components, for example, air-purifying filters, cartridges, canisters or filters that remove specific air contaminants by passing ambient air through their air-purifying element.
  • Other types of personal protection components usable with certain RPE's include, without limitation, suitable batteries, and specific kinds of breathing hoses.
  • Proper use of PPE's often comprises assembling compatible articles and components therefor into an approved PP configuration intended to be suitable for the risks involved in the workplace. This includes determining ahead of actual use, the risks arising from the workplace in order to assist in determining an appropriate configuration. For example, proper use of such RPE's is contingent upon their being assembled into an approved PP configuration with other components, such as breathing tubes, filtering components, and batteries.
  • the approved PP configurations must satisfy predetermined criteria (e.g., rules, guidelines, regulations, certifications, etc.) regarding their compatibility relating to intended performance and use.
  • the predetermined criteria may be promulgated from many different sources, including business and/or governmental sources.
  • predetermined criteria regarding proper and safe use of PP articles are often predicated upon assumed work environment conditions, such as the kinds and concentrations of particulate in the workplace, prevailing during actual use.
  • the original selected configurations of components and articles based on an initial risk assessment may be in need of revision because of additional risks being present during actual use.
  • some half mask respirators with filters are unsuitable for certain contaminant vapors and may require additional components or additional PPE's (e.g., goggles) depending on a variety of factors. Therefore, updating selections based on updated risk assessments places additional administrative burdens on the administrators.
  • the present disclosure provides a method for determining compatibility of first and second components for forming an approved PP configuration as determined by at least one predetermined criterion, the method comprising: a) providing a first component with a smart tag configured with first data; b) providing at least a second component with a smart tag configured with second data; c) acquiring the first and second data; and, d) determining if the first and second components are compatible to be assembled as an approved PP configuration by processing the first and second data in a data processing system against at least one predetermined criterion regarding compatible PP configurations.
  • the present disclosure provides a system for determining compatibility at least a first component and a second component for forming an approved PP configuration as determined by at least one predetermined criterion, the system comprising: a) at least a first component having a smart tag configured with first data; b) at least a second component having a smart tag configured with second data; c) a data acquiring system for acquiring the first and second data; and, d) a data processing system for processing the acquired first and second data against a predetermined criterion for determining if the first and second components are compatible to be assembled as an approved PP configuration.
  • FIG. 1 is a block diagram of an exemplary PP component compatibility determining system capable of implementing the process of the present disclosure.
  • FIG. 3 is a schematic view of a smart tag coupled to a sensor.
  • FIG. 5 is a schematic view of a smart tagged RPE including a portable reader.
  • FIG. 6 is a flow diagram of one exemplary embodiment of a process that may be performed according to the present disclosure.
  • FIG. 7 is a flow diagram of another exemplary embodiment of a process that may be performed according to the present disclosure.
  • FIG. 8 is a component compatibility chart for use in determining compatibility of components for approved PP configurations thereof.
  • the present disclosure substantially reduces drawbacks and shortcomings of known approaches in assembling components into approved PP configurations. More particularly, the present disclosure relates to methods and systems for determining whether at least a first component and a second component are compatible so as to be assembled into an approved configuration responsive to being compared against at least a predetermined criterion regarding compatible PP configurations.
  • FIG. 1 illustrates a block diagram of a PP configuration compatibility determining system 100 , according to one exemplary embodiment of the present disclosure.
  • the PP configuration compatibility determining system 100 includes an information retrieval system 102 networked to a computer system 150 .
  • the PP configuration compatibility determining system 100 is utilized for implementing a process for determining compatibility of PP configurations, e.g., 120 and 220 .
  • the PP configuration 120 may comprise at least a first component of personal protection equipment (PPE) 120 a and at least a second component of personal protection equipment (PPE) 110 a for use in combination to form an approved PP configuration based on at least one predetermined criterion.
  • PPE personal protection equipment
  • PPE personal protection equipment
  • the PP configuration 220 may comprise at least a first component 220 b , at least a second component 210 b , and at least a third component 240 b for use in combination to form an approved PP configuration based on at least one predetermined criterion.
  • the exemplary approved PP configurations may be used in or may in some cases constitute PPE articles.
  • One or more components suitable for use in exemplary embodiments of the present disclosure may also constitute or include a PPE article.
  • the components and PPE articles may be used in one or more working environments 125 (only one is illustrated).
  • working environments include, without limitation, paint shops, petrochemical refineries, mines, smelting facilities, pharmaceutical factories, or the like.
  • Predetermined criterion or criteria as the terms are utilized in the present application refer to a set of rules, guidelines, regulations, recommendations, certifications, or the like that governs the compatibility of combinations of articles and components for configuring at least one PP configuration which satisfies at lease one predetermined criterion.
  • the rules, guidelines, regulations, recommendations, certifications, and the like may be promulgated from any source, including business and/or governmental sources.
  • OSHA respirator regulation that requires respirators be National Institute for Occupational Safety and Health (NIOSH) approved, and must be used in compliance with the conditions of (NIOSH) certification.
  • NIOSH National Institute for Occupational Safety and Health
  • OSHA requires third-party approval from other entities, such as Underwriter Laboratories for electrical products in the workplace.
  • Still other OSHA PPE rules and regulations require hard hats, safety glasses, and safety footwear meet specific ANSI certification standards.
  • companies using PPE articles have the responsibility for ensuring compliance with the appropriate rules, regulations, recommendations, and certifications. Facilities are sometimes allowed to determine their own predetermined criteria based on the particulars of their work environment, PPE articles and components, and the pertinent rules and regulations that govern the former.
  • the present disclosure is not limited to OSHA rules and regulations, but any and all other appropriate rules and regulations.
  • the PPE article may be an article of respiratory protective equipment (RPE).
  • the PPE article may be assembled into a configuration or combination with one or more components used in conjunction with the PPE article.
  • RPE respiratory protective equipment
  • an RPE article may be a 3M Air-Mate or High Efficiency (HE) Belt-Mounted Powered Air Purifying Respirator (PAPR) System that includes Air Filter Unit 520-03-63R01, battery pack 007-00-15R01, HE filter 451-02-01R01, waist belt nylon 021-41-01R01 and Airflo indicator 021-14-00R01.
  • HE High Efficiency
  • PAPR Air Purifying Respirator
  • HEPA PAPR assembly headgear as Head Cover BE-12 Tychem QC, breathing tube as BE-224, and battery charger such as single battery charger 520-0373.
  • the present disclosure is not limited by any combination or configurations, but envisions all suitable combinations or configurations intended to satisfy predetermined equipment compatibility criteria.
  • PPE articles include, without limitation, protective eyewear, such as visors, goggles, filters or shields, protective headwear, such as hard hats, hoods or helmets, hearing protection, protective shoes, protective gloves, other protective clothing, such as coveralls and aprons, protective articles, such as sensors, safety tools, detectors, global positioning devices, mining cap lamps and any other suitable gear.
  • Known types of components include, without limitation, a nose piece, a valve cover, a strap assembly, a face piece, a hood, a helmet, a motor, a hose, a filter of a welding helmet, a visor, power supply, a lighting mechanism, such as a mining-cap lamp, etc.
  • an appropriate smart tag is directly attached to the PPE article, such as an article of RPE, and/or its selected components, such as a filter cartridge and a battery.
  • a smart tag is a data carrier that carries data accessible by suitable methods, including, but not limited to, electronic, optical, or other wireless technology.
  • Data on a smart tag may, typically, at least, include tag identification information, such as identification numbers (e.g., serial number and model number).
  • Smart tags include passive and active types. Generally, passive tags do not include an internal power source and the data carried thereby may be encoded at manufacture. Data information may be acquired from a passive smart tag by, for example, radio frequency, microwave, infrared, or other wireless modes; or by optical readers or other appropriate electronic or optical technology.
  • RFID radio frequency identification
  • RFID tags may be rewritable. RFID technology is known and understood by those skilled in the art and, hence, only a brief description is included herein for facilitating understanding of the present disclosure.
  • Passive RFID type smart tags are typically provided in the form of small labels or the like that include a coiled, etched or stamped antenna, a capacitor, and a substrate on which the components are mounted or embedded.
  • the metallic portion itself may serve as the antenna.
  • the RFID type smart tag may be embedded in or attached to the components and PPE articles by any suitable approach.
  • the smart tags may be joinable as by being adhered, fastened, sewn, friction fitted, mechanically clipped, welded (e.g., ultrasonically) or molded, etc. onto or into the components and PPE articles.
  • other passive smart tags may include, without limitation, optical kinds including barcode and optical character recognition systems; electromagnetic systems; and acoustomagnetic systems.
  • active smart tags tend to carry their own internal power source as well as data, and an appropriate antenna for allowing exchanging of their data.
  • the internal power supply may include a micro-battery, a thin film battery, or the like.
  • Active smart tags may be reprogrammable and include, besides an antenna, a microchip to receive and store additional information beyond the information contained in its fixed code.
  • Active smart tags may exchange their data information with data acquiring and/or transmitting devices, such as including, without limitation, readers and/or writers, scanners, and/or data receivers, such as wireless receivers. The exchange may be initiated by the active smart tag itself once it finds a suitable or designated, reader, scanner, or receiver.
  • RTLS smart tag is an active tag having a transmitter and a receiver and it communicates with a network according to a particular protocol.
  • RTLS systems can work to determine the position of the smart tag in a 2-dimensional or 3-dimensional space.
  • a RTLS smart tag generally uses one or both of the following wireless location-based methods for determining the position of a smart tag or the object the tag is attached to.
  • the first is a Time Difference of Arrival (TDOA) method.
  • TDOA Time Difference of Arrival
  • the smart tag will broadcast a signal to multiple wireless receivers 140 at known locations. The time at which the signal is received by each receiver is measured, and a set of equations can be used to determine the position of the smart tag. Examples of this system are a global positioning system (GPS) or a system using low frequency radio transmitters that use the time interval between radio signals (LORAN).
  • GPS global positioning system
  • LORAN low frequency radio transmitters
  • Another example is an active smart tag used in a WiFi system that determines how long a signal takes to a receiver. Companies that use this principle for RTLS systems are Aero Scout Inc., Redwood City, Calif.; Nano Tron Technologies, GmbH, Berlin, Germany; WhereNet, Santa Clara, Calif.; and, MultiSpectral Solutions, Inc., Germantown, Md.
  • a RTLS may also use a Received Signal Strength Indicator (RSSI) method.
  • RSSI Received Signal Strength Indicator
  • This latter method requires tags or fixed transceivers to measure the received power (signal strength) of the incoming signals. Then, using either known variations of signal strength vs. distance from transmitters, or by measuring the signal strengths at various locations and matching these measured strengths to the measured strengths, position can be determined.
  • Companies that provide commercially available products using the RTLS system include Wavetrend, Fairfax Va., and PanGo Networks, Framingham, Mass.
  • an active smart tag suitable for use in an RTLS system is an EkahauTM smart tag, which communicates with wireless receivers in a wireless local area network (WLAN) through IEEE 802.11b and 802.11g standards.
  • the EkahauTM smart tag is commercially available from Ekahau, Inc., Reston Va. and may be used in the present exemplary embodiment.
  • Other examples of suitable smart tags may be provided, and include those, such as described, in U.S. Pat. No. 6,853,303, which is incorporated herein.
  • the data from the smart tag may be acquired by data acquiring devices 140 , such as readers 140 , readers/writers 140 , scanners 140 , or receivers, such as wireless receivers 140 , as well as other suitable devices.
  • a reader or scanner may include an antenna for transmitting a trigger signal to a smart tag and receiving a return signal from the tag containing information.
  • the data acquiring devices 140 may be placed in any one or more of the critical spots of the process including but not limited to the area where the component(s) 110 a , 120 a , 210 b , and PPE articles 120 are assembled and/or handed out to the individual.
  • one or more data acquiring devices 140 such as readers or scanner 140 are hand-held.
  • a receiver 140 may be a wireless node of a wireless local area network (WLAN) that may provide an internet access point.
  • WLAN wireless local area network
  • the readers 140 may be linked to a remote programmable electronic system or computer 150 through the network 160 .
  • the programmable electronic system 150 includes functionalities that enable tracking usage of the PPE articles against at least a predetermined criterion.
  • the readers may be programmable electronic systems themselves.
  • FIG. 8 for illustrating one exemplary embodiment of compatibility criterion according to the present disclosure.
  • a criterion may be represented in a component/configuration compatibility chart 800 for a configuration of respirator components. These components are commercially available for a configuration of components available from 3M Company, St. Paul, Minn. for its Breathe EasyTM 12 Systems.
  • NIOSH provides approvals for individual components and configurations for each manufacturer that seeks its approval for components and configurations. It will be understood that in reading this chart, ‘X’ designates a NIOSH approval.
  • Row 802 identifies a NIOSH approved PP configuration of components.
  • the approved PP configuration of components 802 includes respective ones of each different component type that forms the configuration.
  • each of the different component types includes alternate versions of different models. For example, there are four (4) different headgear models, each with its model number, listed in columns 804 a - d .
  • column 820 includes different NIOSH approval numbers (e.g., TC-23-1181). These NIOSH approval numbers are listed in rows 822 a - j .
  • Column 824 provides a listing of different protections provided by each component that corresponds to a particular NIOSH number. The acronyms, of the kinds of protection, listed in column 824 are defined in the list in Table 1, below.
  • Column 826 provides a listing of cautions and limitations that are associated with each of the approval numbers. Table 2, below, provides a definition associated with each letter appearing in any of the rows.
  • the configuration compatibility application may determine if an approved PP configuration is approved for a particular worker that is about to use it, as well as other PP articles.
  • the configuration compatibility application 198 c is updatable based on newer issued rules and regulations or changed circumstances, such as additional risks in the work environment. Updated versions of applications may be acquired from any source and by any suitable means including through the internet or downloadable from the network. Data from the tagged components and articles, as well as input information from the user through a suitable input data interface regarding risks in the work environment, assists in determining which predetermined criteria are to be used.
  • the PP configuration compatibility determining application 198 n determines whether at least a first component and at least a second component are compatible so as to be assembled in an approved PP configuration.
  • the PP configuration compatibility determining application 198 n of the present disclosure enables determining the compatibility of combinations of tagged component(s) of a configuration against at least a predetermined criterion relating to the approved configuration of components for a particular type of PPE article, such as provided by the application 198 ( c ). Such determinations may follow retrieval of smart tag data information logged into the database after such data was acquired from the smart tags. The determination may be responsive to processing the noted acquired data against the predetermined criterion, such as expressed in the exemplary compatibility chart.
  • the present exemplary embodiment also contemplates support for determinations regarding whether the approved PP configuration is compatible with other PP configurations, worker(s) or location(s).
  • the worker may select the components based on the type of hazard of the workplace that the worker will be exposed. Additionally or alternatively, a worker may input the type of PPE article for which a particular configuration of components needs to be evaluated to determine whether it is an approved PP configuration.
  • a library system application may be modified to check for a configuration of components by checking to see if sets of components to belong to a particular configuration.
  • a determination may be made that the person is not compatible to the approved PP configuration. Because there are different models for each of the PP configurations and components (e.g.
  • the compatibility determining process 600 may proceed to a Retrieve Tag Information block 620 , whereat a worker may input information, regarding the PPE article and the associated components into the database as well as his/her own identification, such as through a badge.
  • a worker may input information, regarding the PPE article and the associated components into the database as well as his/her own identification, such as through a badge.
  • the smart tag data may be acquired by any one or more of the data acquiring devices 140 .
  • the data acquiring devices 140 may be at fixed locations, such as prior to entering the work environment 125 , or by portable devices at any location.
  • the latter may present his/her badge to an appropriate data acquiring device 140 .
  • the component/configuration compatibility chart 800 may be selected.
  • other predetermined criteria may be used, such as other charts, tables, algorithms or the like having correlations of, for example, serial and model numbers existing between approved combinations of PP configurations and components.
  • Each of the RPE article and the components that are selected and assembled at the block 610 will be assessed against the predetermined criterion.
  • model BE-12 headgear component listed in column 804 a has an approval number TC 23-1181 (col. 822 a ) indicating that it provides for protection with organic vapors listed in column 824 with the cautions and limitations listed in column 826 .
  • the compatibility determining process 600 may further include a Report block 640 that follows the Retrieve Criteria block 630 under the control of the reporting application 198 b .
  • the Report block 640 is operable for generating one or more reports relevant to a wide variety of subjects including, but not limited to, the selected and assembled article and components, the workers, acquired and sensed data, the work environment, and other pertinent information, as well as histories thereof.
  • the Report block 640 may generate a report in a format acceptable by an entity requesting the report, for example, the business entity using the system 100 , or a governmental agency, such as OSHA, responsive to requests.
  • reports may be generated to allow, for example, workers, supervisors, health professionals access to a wide variety of information including the history and status of components and articles; medical information of workers, information relating to fit-testing of workers, as well as a worker's training, job responsibilities, seniority or experience, access privileges. All other suitable information may be reported on including any other information relating to servicing, maintenance, change-out, as well as other information regarding of component(s) and PP configurations.
  • the compatibility determining process 600 then may proceed to a Determine Compatibility of Configuration block 650 .
  • the Determine Compatibility of Configuration block 650 may be under the control of the compatibility determining application.
  • the data acquired from the components is compared to the predetermined criterion.
  • the data is compared to the component/configuration compatibility chart 800 to determine if the components are approved based on the configuration of the chart.
  • other pertinent information such as information regarding the components, the article of PPE, the user or the work environment will be processed to determine if such combination satisfies a predetermined criterion, which as noted was retrieved in the Retrieve Predetermined Criterion block 630 .
  • the compatibility determining process 600 may include a Communicate block 660 , whereat compatibility or non-compatibility is communicated, using any known communication methodology, to appropriate persons, or reporting entities. Such a communication may be transmitted to the user, the database, the user's supervisor, industrial hygienist or other appropriate personnel. The process of this block may be occurring at other times. In one exemplary embodiment, such communications may be made as a message to display screen of the computer or to a personal digital assistant (PDA), pager, cell phone, mobile computing device or the like. It will be appreciated other suitable software applications may be used to provide such communication. Also in other exemplary embodiments, such communications may include an alarm, message or audible signal to appropriate persons including the user and/or supervisor. The compatibility determining process 600 may communicate and identify one or more missing components 110 for the proper system compatibility.
  • PDA personal digital assistant
  • the compatibility determining process 600 may optionally proceed to the Sense In Work Environment block 670 to determine if conditions of the work environment change such that a new or different configuration is required to be worn by the worker.
  • one or more sensors like the PID sensor 145 , is operable for providing current or real-time sensed data regarding current concentration levels of contaminant vapors (e.g., benzene) in the work environment 125 . This sensor data is forwarded to the database.
  • the compatibility determining process 600 may proceed to the Update Risk block 680 .
  • Maintenance personnel or worker can request, secure, or buy different battery components for different respirator systems.
  • a person (maintenance PPE personnel, industrial hygienist, worker, product developer, battery management person) checks and determines that the battery component is suitable or approved for organic vapors with particulate (HEPA) protection.
  • HEPA particulate
  • the PP configuration of this example may be a 3M Breathe EasyTM Belt-Mounted Powered Air Purifying Respirator (PAPR's) that is commercially available from 3M Company, St. Paul, Minn. for protection against gases, vapor and/or particles.
  • An approved PP configuration may comprise: headgear, cartridge, breathing tube, blower, batteries (e.g., NiCd or lithium), flow meter, battery chargers, waist belts, and filter/cartridges/canisters.
  • batteries e.g., NiCd or lithium
  • flow meter e.g., NiCd or lithium
  • a worker or maintenance personnel is preparing a RPE for an environment where organic vapor (OV) and particulate (HE) protection is required.
  • the noted environment of this example may require use of components having a NIOSH TC 23C-1184 approval number (see, FIG. 8 ).
  • a comparison may be made to a compatibility chart 800 , for the approved PP configuration and components.
  • the worker or maintenance personnel uses the compatibility determining process 600 to assess the RPE.
  • the battery component For a respiratory system to be approved, the battery component must have a NIOSH TC 23C-1184 approval number.
  • the worker assembles an RPE assembly whose tagged components are headgear BE-12, breathing tube 520-01-80R01, blower 022-00-03, canister 456-00-01, the power source BP-15, the belt 520-02-23 and the airflow indicator 520-01-21, and proceeds to use the compatibility determining process 600 to assess RPE compatibility.
  • the compatibility determining process 600 issues a “yes” or “approved assembly” communication.
  • battery BP-15 has the NIOSH approval number.
  • the worker assembles another RPE whose tagged components are headgear BE-12, breathing tube 520-01-80R01, blower 022-00-03, canister 456-00-01, the power source BP-171S, the belt 520-02-23 and the airflow indicator 520-01-21.
  • the compatibility determining process 600 issues a “no” or “non-approved assembly” communication.
  • battery component BP-171S is not a NIOSH approved for use in a respirator system in the noted environment.
  • This example determines whether a breathing tube in the configured PPE combination is an approved breathing tube.
  • the tube may be (e.g., tube 15-0099-10) only approved with an AdfloTM blower that is commercially available from 3M Company, St. Paul, Minn. Maintenance personnel could wrongly select another blower and configure the system improperly. The mistake can only be detected by a knowledgeable person.
  • the present disclosure may acquire data from smart tags attached to breathing tubes and AdflowTM blower and determine whether the breathing tube is the proper one for that particular blower. In this example, reference would be made to a component/configuration compatibility chart that may be similar to chart 800 .
  • Maintenance personnel or worker can request, secure, or buy different cartridges for the purifying respirators.
  • maintenance personnel input the type of hazard environment that the worker will be exposed.
  • the retrieve predetermined criteria application provides predetermined criteria that indicates which cartridges are approved for a respiratory system in the noted environment. If the input information indicates that organic vapors and particulate hazards (OV) exist in the work environment, then all components should have a NIOSH TC 23C-1184 approval number. From FIG. 8 , the only cartridges having model number 450-00-01 are approved. Accordingly, other cartridges with different model numbers will not be approved. The results of such determinations may be logged into the database and communicated to the worker or the like as noted above.
  • OV organic vapors and particulate hazards

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US11/848,476 US20090058600A1 (en) 2007-08-31 2007-08-31 Determining compatibility of components for assembling approved personal protection configurations
PCT/US2008/070041 WO2009029347A1 (fr) 2007-08-31 2008-07-15 Détermination de compatibilité de composants pour assembler des configurations de protection personnelle approuvées
AU2008293890A AU2008293890B2 (en) 2007-08-31 2008-07-15 Determining compatibility of components for assembling approved personal protection configurations
EP08781838.1A EP2201538B1 (fr) 2007-08-31 2008-07-15 Détermination de compatibilité de composants pour assembler des configurations de protection personnelle approuvées
BRPI0815302A BRPI0815302B8 (pt) 2007-08-31 2008-07-15 método para determinação de compatibilidade e sistema para determinação de compatibilidade
US14/632,095 US9886608B2 (en) 2007-08-31 2015-02-26 Determining compatibility of components for assembling approved personal protection configurations
US15/888,708 US10275621B2 (en) 2007-08-31 2018-02-05 Determining compatibility of components for assembling approved personal protection configurations
US16/396,819 US10579841B2 (en) 2007-08-31 2019-04-29 Determining compatibility of components for assembling approved personal protection configurations
US16/739,383 US10776592B2 (en) 2007-08-31 2020-01-10 Determining compatibility of components for assembling approved personal protection configurations
US16/947,636 US11256886B2 (en) 2007-08-31 2020-08-11 Determining compatibility of components for assembling approved personal protection configurations

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US15/888,708 Active US10275621B2 (en) 2007-08-31 2018-02-05 Determining compatibility of components for assembling approved personal protection configurations
US16/396,819 Active US10579841B2 (en) 2007-08-31 2019-04-29 Determining compatibility of components for assembling approved personal protection configurations
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US16/396,819 Active US10579841B2 (en) 2007-08-31 2019-04-29 Determining compatibility of components for assembling approved personal protection configurations
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US20200372227A1 (en) 2020-11-26
US20190258835A1 (en) 2019-08-22
US11256886B2 (en) 2022-02-22
US20150169922A1 (en) 2015-06-18
WO2009029347A1 (fr) 2009-03-05
US20200151405A1 (en) 2020-05-14
US20180157877A1 (en) 2018-06-07
US9886608B2 (en) 2018-02-06
EP2201538A1 (fr) 2010-06-30
EP2201538B1 (fr) 2013-06-19
US10579841B2 (en) 2020-03-03
BRPI0815302B1 (pt) 2019-08-27
US10275621B2 (en) 2019-04-30
US10776592B2 (en) 2020-09-15
BRPI0815302B8 (pt) 2019-09-10
BRPI0815302A2 (pt) 2015-02-18
AU2008293890B2 (en) 2012-02-23
AU2008293890A1 (en) 2009-03-05

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