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FR2776065B1 - Capteur de force resonnant a elements piezo-electriques - Google Patents

Capteur de force resonnant a elements piezo-electriques

Info

Publication number
FR2776065B1
FR2776065B1 FR9802914A FR9802914A FR2776065B1 FR 2776065 B1 FR2776065 B1 FR 2776065B1 FR 9802914 A FR9802914 A FR 9802914A FR 9802914 A FR9802914 A FR 9802914A FR 2776065 B1 FR2776065 B1 FR 2776065B1
Authority
FR
France
Prior art keywords
force sensor
piezoelectric elements
resistant force
resistant
piezoelectric
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
FR9802914A
Other languages
English (en)
Other versions
FR2776065A1 (fr
Inventor
Claudine Gehin
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.)
NTN Europe SA
Original Assignee
Societe Nouvelle de Roulements SNR 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 Societe Nouvelle de Roulements SNR SA filed Critical Societe Nouvelle de Roulements SNR SA
Priority to FR9802914A priority Critical patent/FR2776065B1/fr
Publication of FR2776065A1 publication Critical patent/FR2776065A1/fr
Application granted granted Critical
Publication of FR2776065B1 publication Critical patent/FR2776065B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
    • G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
    • G01G3/13—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing having piezoelectric or piezoresistive properties

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
FR9802914A 1998-03-10 1998-03-10 Capteur de force resonnant a elements piezo-electriques Expired - Fee Related FR2776065B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9802914A FR2776065B1 (fr) 1998-03-10 1998-03-10 Capteur de force resonnant a elements piezo-electriques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9802914A FR2776065B1 (fr) 1998-03-10 1998-03-10 Capteur de force resonnant a elements piezo-electriques

Publications (2)

Publication Number Publication Date
FR2776065A1 FR2776065A1 (fr) 1999-09-17
FR2776065B1 true FR2776065B1 (fr) 2000-06-30

Family

ID=9523863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9802914A Expired - Fee Related FR2776065B1 (fr) 1998-03-10 1998-03-10 Capteur de force resonnant a elements piezo-electriques

Country Status (1)

Country Link
FR (1) FR2776065B1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9528903B2 (en) 2014-10-01 2016-12-27 Mueller International, Llc Piezoelectric vibration sensor for fluid leak detection
US9593999B2 (en) 2011-08-12 2017-03-14 Mueller International, Llc Enclosure for leak detector
US12084844B2 (en) 2020-05-14 2024-09-10 Mueller International, Llc Hydrant nozzle cap adapter

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2919050B1 (fr) * 2007-07-20 2012-03-23 Centre Nat Rech Scient Jauge de contrainte de type structure resonante acoustique et capteur d'au moins un parametre physique utilisant une telle jauge de contrainte.
MX348843B (es) 2010-06-16 2017-06-26 Mueller Int Llc * Dispositivos, sistemas y métodos de monitoreo de infraestructura.
DK2912416T3 (en) 2012-10-26 2018-09-10 Mueller Int Llc Detecting Leaks in a Fluid Distribution System
FR3068597B1 (fr) * 2017-07-04 2021-02-26 Univ Poitiers Dispositif medical pour contraindre un segment articulaire humain, systeme correspondant, procede et utilisations associes
US10859462B2 (en) 2018-09-04 2020-12-08 Mueller International, Llc Hydrant cap leak detector with oriented sensor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8408722D0 (en) * 1984-04-04 1984-05-16 Berkel Patent Nv Sensor devices
US4644804A (en) * 1984-07-17 1987-02-24 Franz Rittmeyer Ag Quartz resonating force and pressure transducer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9593999B2 (en) 2011-08-12 2017-03-14 Mueller International, Llc Enclosure for leak detector
US9528903B2 (en) 2014-10-01 2016-12-27 Mueller International, Llc Piezoelectric vibration sensor for fluid leak detection
US12084844B2 (en) 2020-05-14 2024-09-10 Mueller International, Llc Hydrant nozzle cap adapter

Also Published As

Publication number Publication date
FR2776065A1 (fr) 1999-09-17

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20141128