JPS51142779A - Check circuit for erroneous operation in machine tool - Google Patents

Check circuit for erroneous operation in machine tool

Info

Publication number
JPS51142779A
JPS51142779A JP6637875A JP6637875A JPS51142779A JP S51142779 A JPS51142779 A JP S51142779A JP 6637875 A JP6637875 A JP 6637875A JP 6637875 A JP6637875 A JP 6637875A JP S51142779 A JPS51142779 A JP S51142779A
Authority
JP
Japan
Prior art keywords
erroneous operation
machine tool
check circuit
circuit
advance
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
JP6637875A
Other languages
Japanese (ja)
Inventor
Tsuguaki Ito
Yasukuni Ishiguro
Minoru Aoki
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.)
Via Mechanics Ltd
Original Assignee
Hitachi Seiko 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 Seiko Ltd filed Critical Hitachi Seiko Ltd
Priority to JP6637875A priority Critical patent/JPS51142779A/en
Publication of JPS51142779A publication Critical patent/JPS51142779A/en
Pending legal-status Critical Current

Links

Landscapes

  • Numerical Control (AREA)
  • Automatic Control Of Machine Tools (AREA)

Abstract

PURPOSE: To provide a circuit for quickly checking an erroneous operation caused, due to mechanical defects in control elements, on an object other than objects which are specified to be controlled, thereby to avoid accident in advance.
COPYRIGHT: (C)1976,JPO&Japio
JP6637875A 1975-06-04 1975-06-04 Check circuit for erroneous operation in machine tool Pending JPS51142779A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6637875A JPS51142779A (en) 1975-06-04 1975-06-04 Check circuit for erroneous operation in machine tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6637875A JPS51142779A (en) 1975-06-04 1975-06-04 Check circuit for erroneous operation in machine tool

Publications (1)

Publication Number Publication Date
JPS51142779A true JPS51142779A (en) 1976-12-08

Family

ID=13314096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6637875A Pending JPS51142779A (en) 1975-06-04 1975-06-04 Check circuit for erroneous operation in machine tool

Country Status (1)

Country Link
JP (1) JPS51142779A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007250474A (en) * 2006-03-17 2007-09-27 Nittan Co Ltd Earthquake safety light

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007250474A (en) * 2006-03-17 2007-09-27 Nittan Co Ltd Earthquake safety light

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