FR2448721A1 - Accelerometre piezoelectrique - Google Patents

Accelerometre piezoelectrique

Info

Publication number
FR2448721A1
FR2448721A1 FR7903372A FR7903372A FR2448721A1 FR 2448721 A1 FR2448721 A1 FR 2448721A1 FR 7903372 A FR7903372 A FR 7903372A FR 7903372 A FR7903372 A FR 7903372A FR 2448721 A1 FR2448721 A1 FR 2448721A1
Authority
FR
France
Prior art keywords
mass
box
spring
piezo
stressing
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.)
Granted
Application number
FR7903372A
Other languages
English (en)
French (fr)
Other versions
FR2448721B1 (US07321065-20080122-C00020.png
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7903372A priority Critical patent/FR2448721A1/fr
Priority to EP80400173A priority patent/EP0014656B1/fr
Priority to DE8080400173T priority patent/DE3061380D1/de
Priority to US06/119,540 priority patent/US4359658A/en
Publication of FR2448721A1 publication Critical patent/FR2448721A1/fr
Application granted granted Critical
Publication of FR2448721B1 publication Critical patent/FR2448721B1/fr
Granted 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
    • G01P15/09—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 piezoelectric pick-up
    • G01P15/0907—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 piezoelectric pick-up of the compression mode type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
FR7903372A 1979-02-09 1979-02-09 Accelerometre piezoelectrique Granted FR2448721A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7903372A FR2448721A1 (fr) 1979-02-09 1979-02-09 Accelerometre piezoelectrique
EP80400173A EP0014656B1 (fr) 1979-02-09 1980-02-04 Accéléromètre piézo-électrique
DE8080400173T DE3061380D1 (en) 1979-02-09 1980-02-04 Piezoelectric accelerometer
US06/119,540 US4359658A (en) 1979-02-09 1980-02-07 Prestressed piezoelectric accelerometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7903372A FR2448721A1 (fr) 1979-02-09 1979-02-09 Accelerometre piezoelectrique

Publications (2)

Publication Number Publication Date
FR2448721A1 true FR2448721A1 (fr) 1980-09-05
FR2448721B1 FR2448721B1 (US07321065-20080122-C00020.png) 1984-02-17

Family

ID=9221803

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7903372A Granted FR2448721A1 (fr) 1979-02-09 1979-02-09 Accelerometre piezoelectrique

Country Status (4)

Country Link
US (1) US4359658A (US07321065-20080122-C00020.png)
EP (1) EP0014656B1 (US07321065-20080122-C00020.png)
DE (1) DE3061380D1 (US07321065-20080122-C00020.png)
FR (1) FR2448721A1 (US07321065-20080122-C00020.png)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2480444A1 (fr) * 1980-04-15 1981-10-16 Commissariat Energie Atomique Sismometre
RO78375A2 (ro) * 1981-01-20 1983-08-03 Institutul De Cercetare Stiintifica Si Inginerie Tehnologica Pentru Industria Electrotehnice,Ro Traductor piezolectric
US4461177A (en) * 1982-07-28 1984-07-24 Dunegan Corporation Acoustic emission transducer package
US4517841A (en) * 1983-01-06 1985-05-21 Sundstrand Data Control, Inc. Accelerometer with beam resonator force transducer
US4660409A (en) * 1984-12-18 1987-04-28 Ngk Spark Plug Co., Ltd. Piezoelectric pick-up device for internal combustion engine
US4978883A (en) * 1988-10-12 1990-12-18 Mitsubishi Denki Kabushiki Kaisha Vibration detecting device
JPH071280B2 (ja) * 1989-10-06 1995-01-11 タカタ株式会社 衝撃センサー
US5661361A (en) * 1995-08-29 1997-08-26 Pruftechnik Dieter Busch Ag Balanced compression accelerometer
US6279395B1 (en) * 1999-02-05 2001-08-28 Kistler Instrument Corporation Annual shear element with radial preload
EP1134588A1 (fr) * 2000-03-08 2001-09-19 Vibro-Meter Sa Accéléromètre piézo-électrique avec élément de stabilisation latérale
US20100116059A1 (en) * 2004-07-26 2010-05-13 Spider Technologies Security Ltd. Vibration sensor having a single virtual center of mass
US7637161B2 (en) * 2006-04-19 2009-12-29 Raytheon Utd Inc. Substrate penetrating acoustic sensor
DE102011106392A1 (de) * 2011-07-02 2013-01-03 Ott-Jakob Spanntechnik Gmbh Vorrichtung zur Kraftmessung an einem Messkörper
DK2954333T3 (da) * 2013-02-07 2017-03-20 Kistler Holding Ag Method for producing an acceleration sensor
NZ752668A (en) 2016-10-13 2022-11-25 South East Water Corp Vibration sensor for fluid leak detection
AT520086B1 (de) * 2017-08-07 2019-01-15 Piezocryst Advanced Sensorics Piezoelektrische vorrichtung mit zumindest einem piezoelektrischen element

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3307054A (en) * 1959-09-15 1967-02-28 Endevco Corp Accelerometer

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3075099A (en) * 1959-06-03 1963-01-22 Endevco Corp Accelerometer
FR1229103A (fr) * 1959-06-06 1960-09-05 Perfectionnement aux appareils détecteurs de vibrations
US3206626A (en) * 1962-05-15 1965-09-14 Electra Scient Corp Accelerometer
US3233465A (en) * 1962-07-16 1966-02-08 Cons Electrodynamics Corp Accelerometer
US3229128A (en) * 1962-10-16 1966-01-11 Electra Scient Corp Accelerometer and method of manufacture
US3320580A (en) * 1963-02-27 1967-05-16 Alan O Sykes Multipurpose piezoelectric transducer system
US3389276A (en) * 1965-05-25 1968-06-18 Cons Electrodynamics Corp Piezoelectric instrument transducers
US3487238A (en) * 1967-07-27 1969-12-30 Gulton Ind Inc Ceramic transducer elements and accelerometers utilizing same
US3612921A (en) * 1969-03-27 1971-10-12 Bell & Howell Co Annular shear accelerometer
US3727084A (en) * 1970-06-29 1973-04-10 Becton Dickinson Co Accelerometer utilizing shear responsive x-cut lithium niobate
DE2556298C2 (de) * 1975-12-13 1982-05-13 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Piezoelektrischer Beschleunigungsgeber

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3307054A (en) * 1959-09-15 1967-02-28 Endevco Corp Accelerometer

Also Published As

Publication number Publication date
US4359658A (en) 1982-11-16
EP0014656B1 (fr) 1982-12-22
EP0014656A1 (fr) 1980-08-20
DE3061380D1 (en) 1983-01-27
FR2448721B1 (US07321065-20080122-C00020.png) 1984-02-17

Similar Documents

Publication Publication Date Title
FR2448721A1 (fr) Accelerometre piezoelectrique
FR2354211A1 (fr) Montage d'amortisseur pour fauteuil roulant ou analogue
FR2359324A1 (fr) Isolateur de vibrations et procede de fabrication
DE3777187D1 (en) Accelerometer.
FR2587073B1 (fr) Amortisseur d'oscillations avec force d'am ortissement variable
BE1002077A6 (fr) Dispositif de fixation avec inclinaison ajustable.
BE904575A (fr) Dispositif destine a mettre en position et a supporter des appareils de telemanipulation.
FR2363737A1 (fr) Systeme d'isolation de vibrations
FR2408168A1 (fr) Montre comprenant un transducteur electro-mecanique
FR2370556A1 (fr) Rasoir electrique
FR2517241B1 (fr) Appareil de decoupage a mouvement alternatif soumis a une vibration rapide autour de l'axe th
FR2383708A1 (fr) Electrofiltre a electrodes de precipitation
CA2022745A1 (en) Accelerometric sensor with flectional vibratory beams
FR2415914A1 (fr) Resonateur piezoelectrique a cristal autosuspendu
FR2433312A1 (fr) Appareil destine a l'assemblage d'un ouvrage comprenant notamment une tige de chaussure et une doublure
FR1233488A (fr) Dispositif pour la transmission du mouvement rotatoire à chaque organe vibrant, avec amortissement des vibrations, en particulier dans les rouleaux vibrants pour la construction des routes
FR2367540A1 (fr) Perfectionnements apportes a une centrifugeuse sans cliquetis
FR2668960B1 (fr) Vibrateur mecanique asymetrique avec fixation externe pour tamis vibrants et autres equipements.
FR2447571A1 (fr) Balancier pour instruments chronometriques
EP0343656A3 (en) Vibration free handle
FR2369153A1 (fr) Agencement de couplage entre une structure flottante et une ancre
FR2420300A1 (fr) Dispositif pour enlever du fourrage d'un silo plat
BE900351A (fr) Perfectionnements aux aspirateurs-balais.
FR2372580A1 (fr) Charrue vibrante
AT1975U2 (de) Schwingungsdämpfungsvorrichtung

Legal Events

Date Code Title Description
ST Notification of lapse
AR Application made for restoration
CL Concession to grant licences
TP Transmission of property
DA Annulment of decision of lapse
ST Notification of lapse