NL167599C - BREATHING PROTECTION DEVICE. - Google Patents

BREATHING PROTECTION DEVICE.

Info

Publication number: NL167599C
Authority: NL; Netherlands
Prior art keywords: protection device; breathing protection; breathing; protection
Prior art date: 1970-11-20

Application number

NL7115332A

Other languages

Dutch (nl)

Other versions

NL7115332A (en

Original Assignee

Draegerwerk Ag

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1970-11-20

Filing date

1971-11-08

Publication date

1982-01-18

1970-11-20 Priority claimed from DE19702057093 external-priority patent/DE2057093C3/en

1971-11-08 Application filed by Draegerwerk Ag filed Critical Draegerwerk Ag

1972-05-24 Publication of NL7115332A publication Critical patent/NL7115332A/xx

1982-01-18 Application granted granted Critical

1982-01-18 Publication of NL167599C publication Critical patent/NL167599C/en

Classifications

- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes
- A62B23/02—Filters for breathing-protection purposes for respirators
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes

Landscapes

Health & Medical Sciences (AREA)
General Health & Medical Sciences (AREA)
Business, Economics & Management (AREA)
Emergency Management (AREA)
Pulmonology (AREA)
Respiratory Apparatuses And Protective Means (AREA)

NL7115332A 1970-11-20 1971-11-08 BREATHING PROTECTION DEVICE. NL167599C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19702057093 DE2057093C3 (en)		1970-11-20	Breathing apparatus to be carried in a suit pocket of the equipment wearer in the form of a flat housing with a laterally arranged mouthpiece

Publications (2)

Publication Number	Publication Date
NL7115332A NL7115332A (en)	1972-05-24
NL167599C true NL167599C (en)	1982-01-18

Family

ID=5788666

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7115332A NL167599C (en)	1970-11-20	1971-11-08	BREATHING PROTECTION DEVICE.

Country Status (5)

Country	Link
US (1)	US3773043A (en)
BE (1)	BE774273A (en)
FR (1)	FR2114531A5 (en)
GB (1)	GB1370491A (en)
NL (1)	NL167599C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3206483C2 (en) *	1982-02-23	1984-10-18	Drägerwerk AG, 2400 Lübeck	Filter breathing apparatus with a canister
USD325780S (en)	1989-08-01	1992-04-28	Nicholas Herbert	Combined respirator mouthpiece and filter
GB2255285A (en) *	1991-04-26	1992-11-04	William George Lyne	Air purifier
US7025060B1 (en)	2005-01-27	2006-04-11	Nicholson Alexander J G	Personal breathing filter
US7543585B2 (en)	2006-10-13	2009-06-09	Garrett Douglas Torgerson	Unobtrusive personal air filtration device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2295296A (en) *	1941-01-07	1942-09-08	Vilbiss Co	Respirator
US2610624A (en) *	1947-06-04	1952-09-16	Mine Safety Appliances Co	Pocket respirator

1971
- 1971-10-21 BE BE774273A patent/BE774273A/en unknown
- 1971-11-08 NL NL7115332A patent/NL167599C/en active Search and Examination
- 1971-11-10 US US00197266A patent/US3773043A/en not_active Expired - Lifetime
- 1971-11-10 FR FR7140310A patent/FR2114531A5/fr not_active Expired
- 1971-11-22 GB GB5420671A patent/GB1370491A/en not_active Expired

Also Published As

Publication number	Publication date
DE2057093B2 (en)	1974-11-07
GB1370491A (en)	1974-10-16
FR2114531A5 (en)	1972-06-30
BE774273A (en)	1972-02-14
NL7115332A (en)	1972-05-24
US3773043A (en)	1973-11-20
DE2057093A1 (en)	1972-05-25

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Legal Events

Date	Code	Title	Description
1979-04-25	BB	A search report has been drawn up
1979-06-25	BC	A request for examination has been filed