FR2172802A1 - - Google Patents

Info

Publication number
FR2172802A1
FR2172802A1 FR7205933A FR7205933A FR2172802A1 FR 2172802 A1 FR2172802 A1 FR 2172802A1 FR 7205933 A FR7205933 A FR 7205933A FR 7205933 A FR7205933 A FR 7205933A FR 2172802 A1 FR2172802 A1 FR 2172802A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7205933A
Other languages
French (fr)
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.)
HERVE MARCEL FR
Original Assignee
HERVE MARCEL FR
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 HERVE MARCEL FR filed Critical HERVE MARCEL FR
Priority to FR7205933A priority Critical patent/FR2172802A1/fr
Priority to DE19732308338 priority patent/DE2308338A1/en
Publication of FR2172802A1 publication Critical patent/FR2172802A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/125—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by capacitive pick-up
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L23/00—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid
    • G01L23/08—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically
    • G01L23/12—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically by changing capacitance or inductance
    • G01L23/125—Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid operated electrically by changing capacitance or inductance by changing capacitance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
    • G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/12—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in capacitance, i.e. electric circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
FR7205933A 1972-02-22 1972-02-22 Withdrawn FR2172802A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7205933A FR2172802A1 (en) 1972-02-22 1972-02-22
DE19732308338 DE2308338A1 (en) 1972-02-22 1973-02-20 CAPACITIVE CONVERTER

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7205933A FR2172802A1 (en) 1972-02-22 1972-02-22

Publications (1)

Publication Number Publication Date
FR2172802A1 true FR2172802A1 (en) 1973-10-05

Family

ID=9093920

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7205933A Withdrawn FR2172802A1 (en) 1972-02-22 1972-02-22

Country Status (2)

Country Link
DE (1) DE2308338A1 (en)
FR (1) FR2172802A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0018283A1 (en) * 1979-04-16 1980-10-29 The Bendix Corporation Pressure sensor
EP0061359A1 (en) * 1981-03-25 1982-09-29 The Bendix Corporation Capacitive pressure transducer
FR2610406A1 (en) * 1987-02-03 1988-08-05 Pierre Bernard Capacitive pressure sensor
EP0316498A1 (en) * 1987-11-09 1989-05-24 Vibro-Meter Sa Accelerometer

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3858097A (en) * 1973-12-26 1974-12-31 Bendix Corp Pressure-sensing capacitor
US4295376A (en) * 1978-12-01 1981-10-20 Besco Industries, Inc. Force responsive transducer
DE4136995C2 (en) * 1991-11-11 1996-08-08 Sensycon Ind Sensorsyst Capacitive pressure sensor
DE4231616C2 (en) * 1992-09-22 1995-08-24 Seichter Gmbh Capacitive sensor
DE19527919C2 (en) * 1995-07-29 2000-01-13 Beck Gmbh Druckmeselemente Pressure measuring device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0018283A1 (en) * 1979-04-16 1980-10-29 The Bendix Corporation Pressure sensor
EP0061359A1 (en) * 1981-03-25 1982-09-29 The Bendix Corporation Capacitive pressure transducer
FR2610406A1 (en) * 1987-02-03 1988-08-05 Pierre Bernard Capacitive pressure sensor
EP0316498A1 (en) * 1987-11-09 1989-05-24 Vibro-Meter Sa Accelerometer

Also Published As

Publication number Publication date
DE2308338A1 (en) 1973-09-06

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Legal Events

Date Code Title Description
ST Notification of lapse