JPS6421305U - - Google Patents

Info

Publication number
JPS6421305U
JPS6421305U JP1987117096U JP11709687U JPS6421305U JP S6421305 U JPS6421305 U JP S6421305U JP 1987117096 U JP1987117096 U JP 1987117096U JP 11709687 U JP11709687 U JP 11709687U JP S6421305 U JPS6421305 U JP S6421305U
Authority
JP
Japan
Prior art keywords
moving distance
core member
oscillator
relationship
quadratic curve
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.)
Pending
Application number
JP1987117096U
Other languages
English (en)
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 filed Critical
Priority to JP1987117096U priority Critical patent/JPS6421305U/ja
Priority to KR1019880009361A priority patent/KR940001737B1/ko
Priority to US07/223,407 priority patent/US4914610A/en
Priority to GB8817845A priority patent/GB2207511B/en
Priority to DE3825927A priority patent/DE3825927A1/de
Publication of JPS6421305U publication Critical patent/JPS6421305U/ja
Pending legal-status Critical Current

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
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/02—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for altering or correcting the law of variation
    • G01D3/022—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for altering or correcting the law of variation having an ideal characteristic, map or correction data stored in a digital memory

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Technology Law (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)

Description

【図面の簡単な説明】
第１図乃至第５図は本考案の一実施例に係わる
変位測定器を示すものであり、第１図は概略構成
を示すブロツク図、第２図は外観図、第３図は各
コイルとコア部材との位置関係を示す図、第４図
は記憶部の記憶内容を示す図、第５図は誤差量と
実移動距離との関係を示す図であり、第６図乃至
第１２図は従来の変位測定器を示すものであり、
第６図は外観図、第７図および第８図は各コイル
とコア部材との位置関係を示す図、第９図は概略
構成を示すブロツク図、第１０図は発振器を示す
回路図、第１１図は周波数変化量と移動距離との
関係を示す図、第１２図は誤差量と実移動距離と
の関係を示す図である。 ２３……接触子、２５……表示器、２６……発
振器、２７……トランジスタ、３１……一次コイ
ル、３２ａ，３２ｂ……二次コイル、３４……コ
ア部材、３５……カウンタ、３６……演算制御部
、３７……記憶部、３８……タイマ、３９……バ
ツテリ、４０……電源回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 被測定物体に当接する接触子と、この接触子に
    連結されたコア部材と、このコア部材が内部に挿
    入されたコイルを有する発振器と、この発振器の
    発振周波数をカウントするカウンタと、前記コア
    部材が前記コイル内を移動することによつて生じ
    る前記発振器の発振周波数の変化量と前記コア部
    材の基準位置からの移動距離との間の関係を直線
    関係とみなして、前記周波数の変化量から前記接
    触子の移動距離を算出する移動距離算出手段と、
    この移動距離算出手段にて算出された移動距離と
    前記接触子の実移動距離との関係を二次曲線関係
    とみなした場合の二次曲線補正式を記憶する記憶
    手段と、前記算出された移動距離を前記二次曲線
    補正式で補正する移動距離補正手段と、この移動
    距離補正手段にて補正された移動距離を表示する
    表示器とを備えたことを特徴とする変位測定器。
JP1987117096U 1987-07-30 1987-07-30 Pending JPS6421305U (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP1987117096U JPS6421305U (ja) 1987-07-30 1987-07-30
KR1019880009361A KR940001737B1 (ko) 1987-07-30 1988-07-25 변위 측정기
US07/223,407 US4914610A (en) 1987-07-30 1988-07-25 Displacement measuring apparatus
GB8817845A GB2207511B (en) 1987-07-30 1988-07-27 Displacement measuring apparatus
DE3825927A DE3825927A1 (de) 1987-07-30 1988-07-29 Verschiebungsmessvorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987117096U JPS6421305U (ja) 1987-07-30 1987-07-30

Publications (1)

Publication Number Publication Date
JPS6421305U true JPS6421305U (ja) 1989-02-02

Family

ID=14703299

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987117096U Pending JPS6421305U (ja) 1987-07-30 1987-07-30

Country Status (5)

Country Link
US (1) US4914610A (ja)
JP (1) JPS6421305U (ja)
KR (1) KR940001737B1 (ja)
DE (1) DE3825927A1 (ja)
GB (1) GB2207511B (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6470248B2 (en) 1989-01-11 2002-10-22 Narton Corporation Vehicle suspension control system
US6418363B2 (en) 1997-06-18 2002-07-09 Nartron Corporation Vehicle suspension control system
US6356075B1 (en) * 1989-01-11 2002-03-12 Nartron Corporation Position sensor system including voltage transfer function
JPH03115902A (ja) * 1989-06-23 1991-05-16 Rank Taylor Hobson Ltd 度量衡装置およびその校正の方法
DE4031931A1 (de) * 1990-10-06 1992-04-09 Perthen Feinpruef Gmbh Induktiver laengenmesstaster
GB9127112D0 (en) * 1991-12-20 1992-02-19 Schlumberger Ind Ltd Smart displacement sensor
US6062062A (en) * 1997-06-25 2000-05-16 Mitutoyo Corporation Sensitivity calibrating method for detector of comparator
US6029363A (en) * 1998-04-03 2000-02-29 Mitutoyo Corporation Self-calibrating position transducer system and method
GB0006144D0 (en) * 2000-03-14 2000-05-03 Isis Innovation Position and electromagnetic field sensor
IL135730A (en) * 2000-04-18 2004-05-12 Visonic Ltd Displacement sensor
JP3888427B2 (ja) * 2001-10-30 2007-03-07 学校法人日本大学 変位センサ
DE102017002061A1 (de) * 2017-03-03 2018-09-06 Wabco Gmbh Steuergerät für ein Fahrzeug sowie Fahrzeug mit einem derartigen Steuergerät

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3891918A (en) * 1971-03-23 1975-06-24 James F Ellis Linear displacement transducer utilizing an oscillator whose average period varies as a linear function of the displacement
GB2008773A (en) * 1977-09-05 1979-06-06 Grandison Trading Co Ltd Weighing Apparatus
DE3102439A1 (de) * 1981-01-26 1982-08-05 Contis electronische Controlinstrumente GmbH, 8192 Geretsried Induktiver weggeber mit einer luftspule und einem in die luftspule eintauchenden kern, dessen jeweils momentane eintauchtiefe abgetastet werden soll
DE3107439A1 (de) * 1981-02-27 1982-09-16 Unomat GmbH & Co KG, 7410 Reutlingen Blitzlichtgeraet
JPS5885182A (ja) * 1981-11-17 1983-05-21 Sony Tektronix Corp プローブ校正表示方法
DE3150977A1 (de) * 1981-12-23 1983-06-30 Fa. Carl Zeiss, 7920 Heidenheim Verfahren und einrichtung zur ermittlung und korrektur von fuehrungsfehlern
DE3210890A1 (de) * 1982-03-25 1983-09-29 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung fuer induktive geber
JPS58208612A (ja) * 1982-05-31 1983-12-05 Fanuc Ltd 測定方法および測定装置
US4550518A (en) * 1983-09-15 1985-11-05 Layson Alfred M Fish decoy
US4736313A (en) * 1984-02-24 1988-04-05 Mitutoyo Mfg. Co., Ltd. Digital indication type length measuring system
DE3410292A1 (de) * 1984-03-21 1985-09-26 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur temperaturkompensation der digitalen signalausgabe einer schaltungsanordnung mit einem weggeber
DE3519978A1 (de) * 1985-06-04 1986-12-04 Wabco Westinghouse Fahrzeugbremsen GmbH, 3000 Hannover Ansteuerschaltung fuer einen induktiven sensor

Also Published As

Publication number Publication date
GB2207511A (en) 1989-02-01
KR890002637A (ko) 1989-04-11
DE3825927C2 (ja) 1991-09-05
GB2207511B (en) 1991-06-12
US4914610A (en) 1990-04-03
GB8817845D0 (en) 1988-09-01
KR940001737B1 (ko) 1994-03-05
DE3825927A1 (de) 1989-02-09

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