GB1487931A - Strain gauge apparatus - Google Patents

Strain gauge apparatus

Info

Publication number
GB1487931A
GB1487931A GB42528/74A GB4252874A GB1487931A GB 1487931 A GB1487931 A GB 1487931A GB 42528/74 A GB42528/74 A GB 42528/74A GB 4252874 A GB4252874 A GB 4252874A GB 1487931 A GB1487931 A GB 1487931A
Authority
GB
United Kingdom
Prior art keywords
layer
piezoelectric
sensing
bonded
oct
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
Application number
GB42528/74A
Other languages
English (en)
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1487931A publication Critical patent/GB1487931A/en
Expired 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S173/00—Tool driving or impacting
    • Y10S173/04—Liquid operated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S73/00—Measuring and testing
    • Y10S73/04—Piezoelectric

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
GB42528/74A 1973-10-12 1974-10-01 Strain gauge apparatus Expired GB1487931A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/405,942 US3948089A (en) 1973-10-12 1973-10-12 Strain gauge apparatus

Publications (1)

Publication Number Publication Date
GB1487931A true GB1487931A (en) 1977-10-05

Family

ID=23605864

Family Applications (1)

Application Number Title Priority Date Filing Date
GB42528/74A Expired GB1487931A (en) 1973-10-12 1974-10-01 Strain gauge apparatus

Country Status (3)

Country Link
US (1) US3948089A (enExample)
JP (1) JPS5084281A (enExample)
GB (1) GB1487931A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105066813A (zh) * 2015-08-06 2015-11-18 江苏安瑞达新材料有限公司 一种测量聚丙烯微孔膜制程缩幅率的方法

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190785A (en) * 1976-12-09 1980-02-26 Essex Transducers Corporation Pressure sensitive signal generator using piezoelectric coating
US4193010A (en) * 1976-12-09 1980-03-11 Essex Transducers Corporation Sensor device using piezoelectric coating subjected to bending
US4255974A (en) * 1979-06-14 1981-03-17 Battelle Development Corporation Adherent crack gauge
US4339683A (en) * 1980-02-04 1982-07-13 The United States Of America As Represented By The Secretary Of The Navy Electrical connection
DE3151669C2 (de) * 1981-12-28 1989-10-12 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Heckstielwaage zur Luftkraftbestimmung an Windkanalmodellen
US4539554A (en) * 1982-10-18 1985-09-03 At&T Bell Laboratories Analog integrated circuit pressure sensor
JPS62259050A (ja) * 1986-05-02 1987-11-11 Hiroshi Ogawa 物質の構造異常の検出方法
US4721874A (en) * 1986-10-06 1988-01-26 Emmert Sans W Apparatus and method for determining the viscosity of a fluid sample
US4927300A (en) * 1987-04-06 1990-05-22 Regents Of The University Of Minnesota Intelligent insert with integral sensor
US4927299A (en) * 1987-05-21 1990-05-22 Regents Of The University Of Minnesota Integral acoustic emission sensor for manufacturing processes and mechanical components
DE19522543A1 (de) * 1994-08-01 1996-02-08 Ntn Toyo Bearing Co Ltd Piezoelektrisches Film-Meßfühlersystem für Lager
KR100258802B1 (ko) * 1995-02-15 2000-06-15 전주범 평탄화 장치 및 그를 이용한 평탄화 방법
US6617764B2 (en) * 2000-09-13 2003-09-09 University Of Dayton High temperature piezoelectric sensor
DE10310392A1 (de) * 2003-03-07 2004-09-16 Hottinger Baldwin Messtechnik Gmbh Aufnehmer zur Ermittlung einer Dehnung
GB0414705D0 (en) * 2004-07-01 2004-08-04 Univ Paisley The Improvements to ultrasound transducers
US7603909B2 (en) * 2006-10-03 2009-10-20 Oes, Inc. Piezoelectric polymer sensor device
SG11201907545QA (en) * 2017-02-23 2019-09-27 Agency Science Tech & Res Systems and methods for monitoring plastic deformation of a structured material
CN110793426B (zh) * 2019-11-06 2020-11-17 中交一公局第八工程有限公司 一种采用压电晶体的脚手架工程防屈曲安全预警装置
JP7472505B2 (ja) * 2020-01-24 2024-04-23 株式会社島津製作所 材料試験機、及び材料試験機の制御方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2486968A (en) * 1943-11-22 1949-11-01 American Optical Corp Means and method of altering the frequency of piezoelectric crystals
US2558563A (en) * 1948-10-29 1951-06-26 Gen Electric Piezoelectric strain gauge
US2715666A (en) * 1952-09-19 1955-08-16 Stinchfield John Maxwell Electric strain gage
DE1027735B (de) * 1954-12-18 1958-04-10 Steeg & Reuter G M B H Dr Verfahren zur Erhoehung der Frequenzkonstanz von Schwingkristallen
US2898477A (en) * 1955-10-31 1959-08-04 Bell Telephone Labor Inc Piezoelectric field effect semiconductor device
US3093760A (en) * 1960-06-15 1963-06-11 Bosch Arma Corp Composite piezoelectric element
US3137834A (en) * 1961-03-17 1964-06-16 Bell Telephone Labor Inc Piezoresistive stress gages
US3314034A (en) * 1965-06-25 1967-04-11 Lebow Associates Inc Semiconductor strain gage system
DE1541523B1 (de) * 1965-12-21 1970-07-09 Nippon Electric Co Piezoelektrisches elektroakustisches Wandlerelement und Verfahren zu seiner Herstellung
US3588552A (en) * 1969-09-23 1971-06-28 Motorola Inc Prestressed piezoelectric audio transducer
JPS5210632B2 (enExample) * 1972-03-02 1977-03-25

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105066813A (zh) * 2015-08-06 2015-11-18 江苏安瑞达新材料有限公司 一种测量聚丙烯微孔膜制程缩幅率的方法

Also Published As

Publication number Publication date
JPS5084281A (enExample) 1975-07-08
US3948089A (en) 1976-04-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee