FR2824909B1 - Capteur de force a poutre vibrante et accelerometre en faisant application - Google Patents

Capteur de force a poutre vibrante et accelerometre en faisant application

Info

Publication number
FR2824909B1
FR2824909B1 FR0106525A FR0106525A FR2824909B1 FR 2824909 B1 FR2824909 B1 FR 2824909B1 FR 0106525 A FR0106525 A FR 0106525A FR 0106525 A FR0106525 A FR 0106525A FR 2824909 B1 FR2824909 B1 FR 2824909B1
Authority
FR
France
Prior art keywords
accelerometer
same
force sensor
vibrating beam
beam force
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
FR0106525A
Other languages
English (en)
Other versions
FR2824909A1 (fr
Inventor
Paul David Featonby
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.)
Sagem SA
Original Assignee
Sagem 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 Sagem SA filed Critical Sagem SA
Priority to FR0106525A priority Critical patent/FR2824909B1/fr
Publication of FR2824909A1 publication Critical patent/FR2824909A1/fr
Application granted granted Critical
Publication of FR2824909B1 publication Critical patent/FR2824909B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01P15/097—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 vibratory elements
    • 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
    • G01L1/10—Measuring force or stress, in general by measuring variations of frequency of stressed vibrating elements, e.g. of stressed strings
    • G01L1/106—Constructional details
    • 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
    • G01L1/16—Measuring force or stress, in general using properties of piezoelectric devices
    • G01L1/162—Measuring force or stress, in general using properties of piezoelectric devices using piezoelectric resonators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
FR0106525A 2001-05-17 2001-05-17 Capteur de force a poutre vibrante et accelerometre en faisant application Expired - Fee Related FR2824909B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0106525A FR2824909B1 (fr) 2001-05-17 2001-05-17 Capteur de force a poutre vibrante et accelerometre en faisant application

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0106525A FR2824909B1 (fr) 2001-05-17 2001-05-17 Capteur de force a poutre vibrante et accelerometre en faisant application

Publications (2)

Publication Number Publication Date
FR2824909A1 FR2824909A1 (fr) 2002-11-22
FR2824909B1 true FR2824909B1 (fr) 2003-09-05

Family

ID=8863400

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0106525A Expired - Fee Related FR2824909B1 (fr) 2001-05-17 2001-05-17 Capteur de force a poutre vibrante et accelerometre en faisant application

Country Status (1)

Country Link
FR (1) FR2824909B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3190129A (en) * 1961-07-10 1965-06-22 Bosch Arma Corp Accelerometer and parts therefor
JPS5745423A (en) * 1980-09-02 1982-03-15 Yokogawa Hokushin Electric Corp Vibrator
JPS5897610A (ja) * 1981-12-08 1983-06-10 Yokogawa Hokushin Electric Corp 捩り−周波数変換器
GB8610253D0 (en) * 1986-04-26 1986-05-29 Stc Plc Resonator device
US5144184A (en) * 1990-01-26 1992-09-01 The Charles Stark Draper Laboratory, Inc. Micromechanical device with a trimmable resonant frequency structure and method of trimming same
EP0614087B1 (fr) * 1993-03-01 2000-03-29 Murata Manufacturing Co., Ltd. Vibrateur piézoélectrique et capteur d'accélération utilisant ce vibrateur

Also Published As

Publication number Publication date
FR2824909A1 (fr) 2002-11-22

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Legal Events

Date Code Title Description
TP Transmission of property
CA Change of address

Effective date: 20140805

PLFP Fee payment

Year of fee payment: 15

ST Notification of lapse

Effective date: 20170131