JPS5421363A - Contactless displacement measuring apparatus - Google Patents

Contactless displacement measuring apparatus

Info

Publication number
JPS5421363A
JPS5421363A JP8505577A JP8505577A JPS5421363A JP S5421363 A JPS5421363 A JP S5421363A JP 8505577 A JP8505577 A JP 8505577A JP 8505577 A JP8505577 A JP 8505577A JP S5421363 A JPS5421363 A JP S5421363A
Authority
JP
Japan
Prior art keywords
displacement measuring
measuring apparatus
contactless displacement
measuring coil
case
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
JP8505577A
Other languages
Japanese (ja)
Inventor
Yoshiaki Amada
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8505577A priority Critical patent/JPS5421363A/en
Publication of JPS5421363A publication Critical patent/JPS5421363A/en
Pending legal-status Critical Current

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  • Transmission And Conversion Of Sensor Element Output (AREA)

Abstract

PURPOSE: To considerably reduce the fatigue of a displacement measuring coil, enhance reliability, reduce sensitivity change owing to temperature change and improve accuracy by automatically controlling the temperature in a case constant with the heating elements installed around the displacement measuring coil in the case.
COPYRIGHT: (C)1979,JPO&Japio
JP8505577A 1977-07-18 1977-07-18 Contactless displacement measuring apparatus Pending JPS5421363A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8505577A JPS5421363A (en) 1977-07-18 1977-07-18 Contactless displacement measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8505577A JPS5421363A (en) 1977-07-18 1977-07-18 Contactless displacement measuring apparatus

Publications (1)

Publication Number Publication Date
JPS5421363A true JPS5421363A (en) 1979-02-17

Family

ID=13847953

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8505577A Pending JPS5421363A (en) 1977-07-18 1977-07-18 Contactless displacement measuring apparatus

Country Status (1)

Country Link
JP (1) JPS5421363A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4551681A (en) * 1983-05-02 1985-11-05 The United States Of America As Represented By The Secretary Of The Interior Magnetic susceptibility well-logging unit with single power supply thermoregulation system
JPS61501979A (en) * 1984-04-27 1986-09-11 リビ−−オ−ウエンズ−フォ−ド・カンパニ− Plate glass bending equipment
US4613818A (en) * 1983-06-20 1986-09-23 The Medical College Of Wisconsin, Inc. Nuclear magnetic resonance blood flowmeter
US4701712A (en) * 1982-03-12 1987-10-20 The United States Of America As Represented By The Secretary Of The Interior Thermoregulated magnetic susceptibility sensor assembly
US4797614A (en) * 1984-11-02 1989-01-10 Sierracin Corporation Apparatus and method for measuring conductance including a temperature controlled resonant tank circuit with shielding
JPS6451341A (en) * 1987-07-24 1989-02-27 Ppg Industries Inc Method and apparatus for forming heat softenable sheet material to desirable shape
US5066912A (en) * 1990-07-09 1991-11-19 Kwiatkowski Richard F Calibratable non-contact inductive distance measuring device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4701712A (en) * 1982-03-12 1987-10-20 The United States Of America As Represented By The Secretary Of The Interior Thermoregulated magnetic susceptibility sensor assembly
US4551681A (en) * 1983-05-02 1985-11-05 The United States Of America As Represented By The Secretary Of The Interior Magnetic susceptibility well-logging unit with single power supply thermoregulation system
US4613818A (en) * 1983-06-20 1986-09-23 The Medical College Of Wisconsin, Inc. Nuclear magnetic resonance blood flowmeter
JPS61501979A (en) * 1984-04-27 1986-09-11 リビ−−オ−ウエンズ−フォ−ド・カンパニ− Plate glass bending equipment
US4797614A (en) * 1984-11-02 1989-01-10 Sierracin Corporation Apparatus and method for measuring conductance including a temperature controlled resonant tank circuit with shielding
JPS6451341A (en) * 1987-07-24 1989-02-27 Ppg Industries Inc Method and apparatus for forming heat softenable sheet material to desirable shape
US5066912A (en) * 1990-07-09 1991-11-19 Kwiatkowski Richard F Calibratable non-contact inductive distance measuring device

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