FR2642812B1 - PIEZOELECTRIC OPTICALLY CONTROLLED FLUID SWITCHING DEVICE - Google Patents

PIEZOELECTRIC OPTICALLY CONTROLLED FLUID SWITCHING DEVICE

Info

Publication number
FR2642812B1
FR2642812B1 FR8901724A FR8901724A FR2642812B1 FR 2642812 B1 FR2642812 B1 FR 2642812B1 FR 8901724 A FR8901724 A FR 8901724A FR 8901724 A FR8901724 A FR 8901724A FR 2642812 B1 FR2642812 B1 FR 2642812B1
Authority
FR
France
Prior art keywords
piezoelectric
switching device
controlled fluid
fluid switching
optically controlled
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.)
Expired - Lifetime
Application number
FR8901724A
Other languages
French (fr)
Other versions
FR2642812A1 (en
Inventor
Daniel Lenay
Jacques Taillebois
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales Avionics SAS
Original Assignee
Crouzet SA
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.)
Filing date
Publication date
Application filed by Crouzet SA filed Critical Crouzet SA
Priority to FR8901724A priority Critical patent/FR2642812B1/en
Publication of FR2642812A1 publication Critical patent/FR2642812A1/en
Application granted granted Critical
Publication of FR2642812B1 publication Critical patent/FR2642812B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/004—Actuating devices; Operating means; Releasing devices actuated by piezoelectric means
    • F16K31/005—Piezo-electric benders
    • 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
    • F15C1/00—Circuit elements having no moving parts
    • F15C1/02—Details, e.g. special constructional devices for circuits with fluid elements, such as resistances, capacitive circuit elements; devices preventing reaction coupling in composite elements ; Switch boards; Programme devices
    • F15C1/04—Means for controlling fluid streams to fluid devices, e.g. by electric signals or other signals, no mixing taking place between the signal and the flow to be controlled
FR8901724A 1989-02-08 1989-02-08 PIEZOELECTRIC OPTICALLY CONTROLLED FLUID SWITCHING DEVICE Expired - Lifetime FR2642812B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8901724A FR2642812B1 (en) 1989-02-08 1989-02-08 PIEZOELECTRIC OPTICALLY CONTROLLED FLUID SWITCHING DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8901724A FR2642812B1 (en) 1989-02-08 1989-02-08 PIEZOELECTRIC OPTICALLY CONTROLLED FLUID SWITCHING DEVICE

Publications (2)

Publication Number Publication Date
FR2642812A1 FR2642812A1 (en) 1990-08-10
FR2642812B1 true FR2642812B1 (en) 1991-05-31

Family

ID=9378653

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8901724A Expired - Lifetime FR2642812B1 (en) 1989-02-08 1989-02-08 PIEZOELECTRIC OPTICALLY CONTROLLED FLUID SWITCHING DEVICE

Country Status (1)

Country Link
FR (1) FR2642812B1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7753072B2 (en) 2004-07-23 2010-07-13 Afa Controls Llc Valve assemblies including at least three chambers and related methods
US8230913B2 (en) 2001-01-16 2012-07-31 Halliburton Energy Services, Inc. Expandable device for use in a well bore
USRE45011E1 (en) 2000-10-20 2014-07-15 Halliburton Energy Services, Inc. Expandable tubing and method

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2690623B1 (en) * 1992-04-29 1995-01-20 Chronotec Techsonic Flow control device for infusion systems.
DE4223067C2 (en) * 1992-07-14 1997-08-07 Univ Dresden Tech Micromechanical flow limiter in a multilayer structure
US5340081A (en) * 1993-06-07 1994-08-23 The United States Of America As Represented By The United States Department Of Energy Means for positively seating a piezoceramic element in a piezoelectric valve during inlet gas injection
DE19735156C1 (en) 1996-11-25 1999-04-29 Fraunhofer Ges Forschung Piezo-electrically operated micro valve
DE19648730C2 (en) * 1996-11-25 1998-11-19 Fraunhofer Ges Forschung Piezo-electrically operated micro valve
US8353948B2 (en) 1997-01-24 2013-01-15 Celonova Stent, Inc. Fracture-resistant helical stent incorporating bistable cells and methods of use
US8663311B2 (en) 1997-01-24 2014-03-04 Celonova Stent, Inc. Device comprising biodegradable bistable or multistable cells and methods of use
CA2278640C (en) 1997-01-24 2007-12-11 Petrus Antonius Besselink Bistable spring construction for a stent and other medical apparatus
DE19821638C2 (en) * 1998-05-14 2000-07-06 Festo Ag & Co Microvalve
DE19856583A1 (en) 1998-12-08 2000-06-21 Fraunhofer Ges Forschung Micromechanical actuator structure and micro valve
EP1106882A3 (en) * 1999-12-09 2002-11-13 Drei-S-Werk Präzisionswerkzeuge GmbH & Co. Fertigungs-KG Piezo electrically actuated fluid valve

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3584636A (en) * 1969-03-21 1971-06-15 Hispeed Checkweigher Co Inc Photovoltaic cell powered mangetic coil for operation of fluidic circuit flapper
GB2051312A (en) * 1979-05-19 1981-01-14 Martonair Ltd Fluid-operable valve or actuator therefor including a piezo-electric crystal actuating device
FR2488951A1 (en) * 1980-08-19 1982-02-26 Sopelem SERVOVALVE ELECTRO-HYDRAULIC
GB2101404B (en) * 1981-07-02 1984-11-28 Standard Telephones Cables Ltd Semiconductor switch device
GB2165712B (en) * 1984-10-17 1988-05-11 Stc Plc Power transmission
GB2172125B (en) * 1985-03-07 1988-09-14 Stc Plc Opto-hydraulic servo valve

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE45011E1 (en) 2000-10-20 2014-07-15 Halliburton Energy Services, Inc. Expandable tubing and method
USRE45099E1 (en) 2000-10-20 2014-09-02 Halliburton Energy Services, Inc. Expandable tubing and method
USRE45244E1 (en) 2000-10-20 2014-11-18 Halliburton Energy Services, Inc. Expandable tubing and method
US8230913B2 (en) 2001-01-16 2012-07-31 Halliburton Energy Services, Inc. Expandable device for use in a well bore
US7753072B2 (en) 2004-07-23 2010-07-13 Afa Controls Llc Valve assemblies including at least three chambers and related methods
US7946308B2 (en) 2004-07-23 2011-05-24 Afa Controls Llc Methods of packaging valve chips and related valve assemblies

Also Published As

Publication number Publication date
FR2642812A1 (en) 1990-08-10

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Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
TP Transmission of property
ST Notification of lapse