JPS51117062A - Differential measuring device - Google Patents

Differential measuring device

Info

Publication number
JPS51117062A
JPS51117062A JP4182875A JP4182875A JPS51117062A JP S51117062 A JPS51117062 A JP S51117062A JP 4182875 A JP4182875 A JP 4182875A JP 4182875 A JP4182875 A JP 4182875A JP S51117062 A JPS51117062 A JP S51117062A
Authority
JP
Japan
Prior art keywords
measuring device
differential measuring
differential
indicater
reding
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
JP4182875A
Other languages
Japanese (ja)
Inventor
Kenji Matsuda
Katsuji Yamamoto
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.)
Toshiba Corp
Mitsubishi Heavy Industries Ltd
Original Assignee
Toshiba Corp
Mitsubishi Heavy Industries Ltd
Tokyo Shibaura Electric Co 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 Toshiba Corp, Mitsubishi Heavy Industries Ltd, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP4182875A priority Critical patent/JPS51117062A/en
Publication of JPS51117062A publication Critical patent/JPS51117062A/en
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)

Abstract

PURPOSE: A differential measuring device using laser beam as criterion beam, provided with digital indicater separated from the device itself to minimize reding errors.
COPYRIGHT: (C)1976,JPO&Japio
JP4182875A 1975-04-08 1975-04-08 Differential measuring device Pending JPS51117062A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4182875A JPS51117062A (en) 1975-04-08 1975-04-08 Differential measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4182875A JPS51117062A (en) 1975-04-08 1975-04-08 Differential measuring device

Publications (1)

Publication Number Publication Date
JPS51117062A true JPS51117062A (en) 1976-10-14

Family

ID=12619124

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4182875A Pending JPS51117062A (en) 1975-04-08 1975-04-08 Differential measuring device

Country Status (1)

Country Link
JP (1) JPS51117062A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6439518A (en) * 1987-08-06 1989-02-09 Tokyo Keiki Kk Rectilinear propagation extent measurement system for pile member

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6439518A (en) * 1987-08-06 1989-02-09 Tokyo Keiki Kk Rectilinear propagation extent measurement system for pile member

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