ATE142773T1 - Messgerät linearer verschiebung und dehnung - Google Patents

Messgerät linearer verschiebung und dehnung

Info

Publication number
ATE142773T1
ATE142773T1 AT92109872T AT92109872T ATE142773T1 AT E142773 T1 ATE142773 T1 AT E142773T1 AT 92109872 T AT92109872 T AT 92109872T AT 92109872 T AT92109872 T AT 92109872T AT E142773 T1 ATE142773 T1 AT E142773T1
Authority
AT
Austria
Prior art keywords
emitter
linear displacement
movable element
detector
specimen
Prior art date
Application number
AT92109872T
Other languages
English (en)
Inventor
Stephen C Jacobsen
Clark C Davis
Michael G Mladejovsky
Original Assignee
Univ Utah Res Found
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 Univ Utah Res Found filed Critical Univ Utah Res Found
Application granted granted Critical
Publication of ATE142773T1 publication Critical patent/ATE142773T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge

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)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
AT92109872T 1991-06-21 1992-06-11 Messgerät linearer verschiebung und dehnung ATE142773T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/722,487 US5174159A (en) 1991-06-21 1991-06-21 Linear displacement and strain measuring apparatus

Publications (1)

Publication Number Publication Date
ATE142773T1 true ATE142773T1 (de) 1996-09-15

Family

ID=24902055

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92109872T ATE142773T1 (de) 1991-06-21 1992-06-11 Messgerät linearer verschiebung und dehnung

Country Status (6)

Country Link
US (1) US5174159A (de)
EP (1) EP0519335B1 (de)
JP (1) JP3200469B2 (de)
AT (1) ATE142773T1 (de)
CA (1) CA2070738C (de)
DE (1) DE69213573T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05215627A (ja) * 1992-02-04 1993-08-24 Kazuhiro Okada 多次元方向に関する力・加速度・磁気の検出装置
JP3672921B2 (ja) * 1993-10-01 2005-07-20 ヒシトロン インコーポレイテッド 高精度のスケール及び位置センサ
US5576483A (en) * 1993-10-01 1996-11-19 Hysitron Incorporated Capacitive transducer with electrostatic actuation
US5553486A (en) * 1993-10-01 1996-09-10 Hysitron Incorporated Apparatus for microindentation hardness testing and surface imaging incorporating a multi-plate capacitor system
US6026677A (en) * 1993-10-01 2000-02-22 Hysitron, Incorporated Apparatus for microindentation hardness testing and surface imaging incorporating a multi-plate capacitor system
US5661235A (en) * 1993-10-01 1997-08-26 Hysitron Incorporated Multi-dimensional capacitive transducer
US5907102A (en) * 1997-04-15 1999-05-25 Florida State University System and method for performing tensile stress-strain and fatigue tests
US6575041B2 (en) * 1999-02-05 2003-06-10 Northrop Grumman Corporation Capacitive strain gage and method
US6748810B2 (en) 2002-02-11 2004-06-15 Bill Christensen Load sensor
US20050076715A1 (en) * 2003-10-13 2005-04-14 Kuklis Matthew M. Shear sensor apparatus
JP5036802B2 (ja) * 2006-03-13 2012-09-26 アサイラム リサーチ コーポレーション ナノ圧子
US20090007696A1 (en) * 2007-07-05 2009-01-08 Nitta Corporation Strain gauge type sensor
US7661313B2 (en) * 2007-11-05 2010-02-16 The United States Of America As Represented By The Secretary Of The Navy Acceleration strain transducer
WO2010051264A1 (en) * 2008-10-28 2010-05-06 Pile Dynamics, Inc. Strain and displacement sensor and system and method for using the same
GB2489941A (en) * 2011-04-11 2012-10-17 Melexis Tessenderlo Nv Fault detection in difference measurement circuit-based sensors by changing the read-out configuration
US9097620B2 (en) 2013-02-14 2015-08-04 Appvion, Inc. Deflection indication gauge
US10451519B2 (en) 2017-02-27 2019-10-22 Pile Dynamics, Inc. Non-contact strain measurement system and method for using the same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1201308A (en) * 1966-09-12 1970-08-05 Central Electr Generat Board Improvements in or relating to strain measuring methods
US4030347A (en) * 1975-10-31 1977-06-21 Electrical Power Research Institute Biaxial capacitance strain transducer
JPS6093312A (ja) * 1983-10-27 1985-05-25 Mitsutoyo Mfg Co Ltd 容量式変位測定機
CH665714A5 (fr) * 1985-11-22 1988-05-31 Hans Ulrich Meyer Dispositif de mesure capacitif de longueurs et d'angles.
US4811254A (en) * 1985-12-17 1989-03-07 Nippon Gakki Seizo Kabushiki Kaisha Displacement detector for an encoder
CH670306A5 (de) * 1986-11-13 1989-05-31 Hans Ulrich Meyer
US4944181A (en) * 1988-08-30 1990-07-31 Hitec Products, Inc. Capacitive strain gage having fixed capacitor plates

Also Published As

Publication number Publication date
EP0519335A2 (de) 1992-12-23
US5174159A (en) 1992-12-29
EP0519335A3 (en) 1993-07-21
EP0519335B1 (de) 1996-09-11
DE69213573D1 (de) 1996-10-17
CA2070738C (en) 1996-07-02
JP3200469B2 (ja) 2001-08-20
DE69213573T2 (de) 1997-01-23
CA2070738A1 (en) 1992-12-22
JPH05187807A (ja) 1993-07-27

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties