JPS524866A - Object detector - Google Patents

Object detector

Info

Publication number
JPS524866A
JPS524866A JP50081589A JP8158975A JPS524866A JP S524866 A JPS524866 A JP S524866A JP 50081589 A JP50081589 A JP 50081589A JP 8158975 A JP8158975 A JP 8158975A JP S524866 A JPS524866 A JP S524866A
Authority
JP
Japan
Prior art keywords
object detector
detected
light
steel sheet
receiving equipment
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
JP50081589A
Other languages
Japanese (ja)
Inventor
Katsumi Matsutani
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP50081589A priority Critical patent/JPS524866A/en
Publication of JPS524866A publication Critical patent/JPS524866A/en
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Geophysics And Detection Of Objects (AREA)

Abstract

PURPOSE: The presence of steel sheet is detected by whether light from a light projector is detected by a light receiving equipment or not.
COPYRIGHT: (C)1977,JPO&Japio
JP50081589A 1975-07-01 1975-07-01 Object detector Pending JPS524866A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50081589A JPS524866A (en) 1975-07-01 1975-07-01 Object detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50081589A JPS524866A (en) 1975-07-01 1975-07-01 Object detector

Publications (1)

Publication Number Publication Date
JPS524866A true JPS524866A (en) 1977-01-14

Family

ID=13750493

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50081589A Pending JPS524866A (en) 1975-07-01 1975-07-01 Object detector

Country Status (1)

Country Link
JP (1) JPS524866A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3019486A1 (en) 1979-05-25 1980-11-27 Olympus Optical Co DEVICE FOR DETECTING POSITIONS OF SAMPLES APPLIED ON A CARRIER
JPH0550311U (en) * 1991-12-11 1993-07-02 王子工営株式会社 Ream marker insertion position detector

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4891705A (en) * 1972-03-08 1973-11-29

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4891705A (en) * 1972-03-08 1973-11-29

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3019486A1 (en) 1979-05-25 1980-11-27 Olympus Optical Co DEVICE FOR DETECTING POSITIONS OF SAMPLES APPLIED ON A CARRIER
JPH0550311U (en) * 1991-12-11 1993-07-02 王子工営株式会社 Ream marker insertion position detector

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