FR2882821B1 - SENSOR OF PHYSICAL SIZE, SUCH AS STRENGTH, PRESSURE OR ACCELERATION - Google Patents

SENSOR OF PHYSICAL SIZE, SUCH AS STRENGTH, PRESSURE OR ACCELERATION

Info

Publication number
FR2882821B1
FR2882821B1 FR0502082A FR0502082A FR2882821B1 FR 2882821 B1 FR2882821 B1 FR 2882821B1 FR 0502082 A FR0502082 A FR 0502082A FR 0502082 A FR0502082 A FR 0502082A FR 2882821 B1 FR2882821 B1 FR 2882821B1
Authority
FR
France
Prior art keywords
acceleration
strength
sensor
pressure
physical size
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 - Fee Related
Application number
FR0502082A
Other languages
French (fr)
Other versions
FR2882821A1 (en
Inventor
Francis Gibert
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.)
ACFG SNC
Original Assignee
ACFG SNC
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 ACFG SNC filed Critical ACFG SNC
Priority to FR0502082A priority Critical patent/FR2882821B1/en
Priority to PCT/FR2006/000412 priority patent/WO2006092480A1/en
Publication of FR2882821A1 publication Critical patent/FR2882821A1/en
Application granted granted Critical
Publication of FR2882821B1 publication Critical patent/FR2882821B1/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements
    • G01L9/0055—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements bonded on a diaphragm
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • G01L1/2287—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges
    • G01L1/2293—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges constructional details of the strain gauges of the semi-conductor type
    • 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
    • G01P15/0802—Details
    • 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
    • G01P15/12—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 alteration of electrical resistance
    • G01P15/123—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 alteration of electrical resistance by piezo-resistive elements, e.g. semiconductor strain gauges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Pressure Sensors (AREA)
FR0502082A 2005-03-01 2005-03-01 SENSOR OF PHYSICAL SIZE, SUCH AS STRENGTH, PRESSURE OR ACCELERATION Expired - Fee Related FR2882821B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0502082A FR2882821B1 (en) 2005-03-01 2005-03-01 SENSOR OF PHYSICAL SIZE, SUCH AS STRENGTH, PRESSURE OR ACCELERATION
PCT/FR2006/000412 WO2006092480A1 (en) 2005-03-01 2006-02-23 Sensor for detecting a physical value, such as a force, pressure or acceleration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0502082A FR2882821B1 (en) 2005-03-01 2005-03-01 SENSOR OF PHYSICAL SIZE, SUCH AS STRENGTH, PRESSURE OR ACCELERATION

Publications (2)

Publication Number Publication Date
FR2882821A1 FR2882821A1 (en) 2006-09-08
FR2882821B1 true FR2882821B1 (en) 2007-04-27

Family

ID=34954219

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0502082A Expired - Fee Related FR2882821B1 (en) 2005-03-01 2005-03-01 SENSOR OF PHYSICAL SIZE, SUCH AS STRENGTH, PRESSURE OR ACCELERATION

Country Status (2)

Country Link
FR (1) FR2882821B1 (en)
WO (1) WO2006092480A1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05141907A (en) * 1991-09-24 1993-06-08 Tokyo Electric Co Ltd Strain sensor, manufacture thereof, and load cell scale using strain sensor
FR2704314A1 (en) * 1993-02-17 1994-10-28 Acfg Sensor, its method of manufacture and its application to measurement

Also Published As

Publication number Publication date
WO2006092480A1 (en) 2006-09-08
FR2882821A1 (en) 2006-09-08

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20101130