AU2002220066A1 - Electrostatic/pneumatic actuators for active surfaces - Google Patents
Electrostatic/pneumatic actuators for active surfacesInfo
- Publication number
- AU2002220066A1 AU2002220066A1 AU2002220066A AU2006602A AU2002220066A1 AU 2002220066 A1 AU2002220066 A1 AU 2002220066A1 AU 2002220066 A AU2002220066 A AU 2002220066A AU 2006602 A AU2006602 A AU 2006602A AU 2002220066 A1 AU2002220066 A1 AU 2002220066A1
- Authority
- AU
- Australia
- Prior art keywords
- film portion
- post
- flexible surface
- electrodes
- contact
- Prior art date
- Legal status (The legal status 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 status listed.)
- Abandoned
Links
- 210000004027 cell Anatomy 0.000 abstract 2
- 210000005056 cell body Anatomy 0.000 abstract 2
- 230000004913 activation Effects 0.000 abstract 1
- 238000005421 electrostatic potential Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
- H02N1/002—Electrostatic motors
- H02N1/006—Electrostatic motors of the gap-closing type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C13/00—Control systems or transmitting systems for actuating flying-control surfaces, lift-increasing flaps, air brakes, or spoilers
- B64C13/24—Transmitting means
- B64C13/38—Transmitting means with power amplification
- B64C13/40—Transmitting means with power amplification using fluid pressure
- B64C13/48—Transmitting means with power amplification using fluid pressure characterised by the fluid being gaseous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C21/00—Influencing air flow over aircraft surfaces by affecting boundary layer flow
- B64C21/10—Influencing air flow over aircraft surfaces by affecting boundary layer flow using other surface properties, e.g. roughness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C23/00—Influencing air flow over aircraft surfaces, not otherwise provided for
- B64C23/005—Influencing air flow over aircraft surfaces, not otherwise provided for by other means not covered by groups B64C23/02 - B64C23/08, e.g. by electric charges, magnetic panels, piezoelectric elements, static charges or ultrasounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C3/00—Wings
- B64C3/38—Adjustment of complete wings or parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C3/00—Wings
- B64C3/38—Adjustment of complete wings or parts thereof
- B64C3/44—Varying camber
- B64C3/46—Varying camber by inflatable elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B3/00—Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
- B81B3/0035—Constitution or structural means for controlling the movement of the flexible or deformable elements
- B81B3/0054—For holding or placing an element in a given position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
- F04B43/04—Pumps having electric drive
- F04B43/043—Micropumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/10—Characterised by the construction of the motor unit the motor being of diaphragm type
- F15B15/103—Characterised by the construction of the motor unit the motor being of diaphragm type using inflatable bodies that contract when fluid pressure is applied, e.g. pneumatic artificial muscles or McKibben-type actuators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15C—FLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES
- F15C5/00—Manufacture of fluid circuit elements; Manufacture of assemblages of such elements integrated circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
- F15D1/00—Influencing flow of fluids
- F15D1/10—Influencing flow of fluids around bodies of solid material
- F15D1/12—Influencing flow of fluids around bodies of solid material by influencing the boundary layer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K99/0001—Microvalves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K99/0001—Microvalves
- F16K99/0003—Constructional types of microvalves; Details of the cutting-off member
- F16K99/0015—Diaphragm or membrane valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K99/0001—Microvalves
- F16K99/0003—Constructional types of microvalves; Details of the cutting-off member
- F16K99/0028—Valves having multiple inlets or outlets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K99/0001—Microvalves
- F16K99/0034—Operating means specially adapted for microvalves
- F16K99/0042—Electric operating means therefor
- F16K99/0051—Electric operating means therefor using electrostatic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2203/00—Basic microelectromechanical structures
- B81B2203/05—Type of movement
- B81B2203/053—Translation according to an axis perpendicular to the substrate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K2099/0073—Fabrication methods specifically adapted for microvalves
- F16K2099/0078—Fabrication methods specifically adapted for microvalves using moulding or stamping
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/10—Drag reduction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Theoretical Computer Science (AREA)
- Analytical Chemistry (AREA)
- Automation & Control Theory (AREA)
- Micromachines (AREA)
- Actuator (AREA)
- Fluid-Pressure Circuits (AREA)
- Lock And Its Accessories (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
An actuator device controlling the shape of a flexible surface having a quasi-continuum in a plurality of locations. The device includes a plurality of individual cells arranged in an array for contact with the flexible surface. The cells comprise a cell body having an upper film portion and a lower film portion and an open central portion. The upper film portion is in contact with the flexible surface. A post is mounted in the open central portion and fixedly attached to the upper film portion and the lower film portion, the post defining a vertical axis of movement. The upper and lower film portions have electrodes mounted thereon respectively, positioned on the face of the upper and lower film portions and facing each other. A central diaphragm has electrodes on its outer surfaces and an open central portion surrounding the post A power supply operably connected to the electrodes for causing selective cooperative electrostatic activation between them to move the post along the vertical axis to cause the upper film portion to move that portion of the flexible surface in which the upper film portion is in contact. In a preferred embodiment, the cell body has a circular cross section so that the post moves vertically upward and downward to raise or lower the portion of the flexible surface in contact with the upper film portion upon application of electrostatic potential between the electrodes.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/706,051 US6358021B1 (en) | 1998-12-29 | 2000-11-03 | Electrostatic actuators for active surfaces |
| US09706051 | 2000-11-03 | ||
| PCT/US2001/045473 WO2002037661A1 (en) | 2000-11-03 | 2001-11-01 | Electrostatic/pneumatic actuators for active surfaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2002220066A1 true AU2002220066A1 (en) | 2002-05-15 |
Family
ID=24836024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2002220066A Abandoned AU2002220066A1 (en) | 2000-11-03 | 2001-11-01 | Electrostatic/pneumatic actuators for active surfaces |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6358021B1 (en) |
| EP (1) | EP1332547B1 (en) |
| AT (1) | ATE319219T1 (en) |
| AU (1) | AU2002220066A1 (en) |
| CA (1) | CA2427822A1 (en) |
| DE (1) | DE60117611T2 (en) |
| WO (1) | WO2002037661A1 (en) |
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| WO2003007049A1 (en) | 1999-10-05 | 2003-01-23 | Iridigm Display Corporation | Photonic mems and structures |
| WO2001063738A2 (en) * | 2000-02-23 | 2001-08-30 | Sri International | Electroactive polymer thermal electric generators |
| US7420659B1 (en) * | 2000-06-02 | 2008-09-02 | Honeywell Interantional Inc. | Flow control system of a cartridge |
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| US6574033B1 (en) | 2002-02-27 | 2003-06-03 | Iridigm Display Corporation | Microelectromechanical systems device and method for fabricating same |
| US7008193B2 (en) * | 2002-05-13 | 2006-03-07 | The Regents Of The University Of Michigan | Micropump assembly for a microgas chromatograph and the like |
| US6679611B2 (en) | 2002-06-14 | 2004-01-20 | Lockheed Martin Corporation | Adaptive, aluminized Mylar mirror |
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| US11639057B2 (en) | 2018-05-11 | 2023-05-02 | Matthews International Corporation | Methods of fabricating micro-valves and jetting assemblies including such micro-valves |
| WO2019215672A1 (en) | 2018-05-11 | 2019-11-14 | Matthews International Corporation | Systems and methods for controlling operation of micro-valves for use in jetting assemblies |
| CN110726002B (en) * | 2019-10-22 | 2021-08-06 | 中国计量大学 | Microfluidic Negative Pressure Driven Normally Open Microvalve |
| AU2020376904A1 (en) | 2019-11-01 | 2022-06-23 | Matthews International Corporation | Non-contact deposition systems including jetting assemblies |
| US11453482B2 (en) * | 2020-06-10 | 2022-09-27 | United States Of America As Represented By The Secretary Of The Navy | Vehicle with surface array of transducers controlling drag |
| CN113232008B (en) * | 2021-05-15 | 2023-03-14 | 吉林大学威海仿生研究院 | Unrestraint hydraulic pressure enlargies static self-driven roll formula robot |
| US12296944B2 (en) * | 2022-04-19 | 2025-05-13 | The Texas A&M University System | Systems and methods for producing traveling waves along surfaces exposed to supersonic fluid flows |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4119955C2 (en) * | 1991-06-18 | 2000-05-31 | Danfoss As | Miniature actuator |
| US5901939A (en) * | 1997-10-09 | 1999-05-11 | Honeywell Inc. | Buckled actuator with enhanced restoring force |
| US6215221B1 (en) * | 1998-12-29 | 2001-04-10 | Honeywell International Inc. | Electrostatic/pneumatic actuators for active surfaces |
-
2000
- 2000-11-03 US US09/706,051 patent/US6358021B1/en not_active Expired - Fee Related
-
2001
- 2001-11-01 AU AU2002220066A patent/AU2002220066A1/en not_active Abandoned
- 2001-11-01 WO PCT/US2001/045473 patent/WO2002037661A1/en not_active Ceased
- 2001-11-01 DE DE60117611T patent/DE60117611T2/en not_active Expired - Lifetime
- 2001-11-01 EP EP01993056A patent/EP1332547B1/en not_active Expired - Lifetime
- 2001-11-01 CA CA002427822A patent/CA2427822A1/en not_active Abandoned
- 2001-11-01 AT AT01993056T patent/ATE319219T1/en not_active IP Right Cessation
Also Published As
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|---|---|
| CA2427822A1 (en) | 2002-05-10 |
| EP1332547A1 (en) | 2003-08-06 |
| WO2002037661A1 (en) | 2002-05-10 |
| ATE319219T1 (en) | 2006-03-15 |
| DE60117611T2 (en) | 2006-12-21 |
| EP1332547B1 (en) | 2006-03-01 |
| US6358021B1 (en) | 2002-03-19 |
| DE60117611D1 (en) | 2006-04-27 |
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