JPS5816305A - 光線式安全装置の故障検出装置 - Google Patents

光線式安全装置の故障検出装置

Info

Publication number
JPS5816305A
JPS5816305A JP56112968A JP11296881A JPS5816305A JP S5816305 A JPS5816305 A JP S5816305A JP 56112968 A JP56112968 A JP 56112968A JP 11296881 A JP11296881 A JP 11296881A JP S5816305 A JPS5816305 A JP S5816305A
Authority
JP
Japan
Prior art keywords
signal
light
section
safety device
counting
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.)
Granted
Application number
JP56112968A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0135239B2 (enrdf_load_stackoverflow
Inventor
Takeshi Otomo
健 大友
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.)
Amada Co Ltd
Original Assignee
Amada 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 Amada Co Ltd filed Critical Amada Co Ltd
Priority to JP56112968A priority Critical patent/JPS5816305A/ja
Publication of JPS5816305A publication Critical patent/JPS5816305A/ja
Publication of JPH0135239B2 publication Critical patent/JPH0135239B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
    • G05B23/0227—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
    • G05B23/0229—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions knowledge based, e.g. expert systems; genetic algorithms

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Testing And Monitoring For Control Systems (AREA)
JP56112968A 1981-07-21 1981-07-21 光線式安全装置の故障検出装置 Granted JPS5816305A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56112968A JPS5816305A (ja) 1981-07-21 1981-07-21 光線式安全装置の故障検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56112968A JPS5816305A (ja) 1981-07-21 1981-07-21 光線式安全装置の故障検出装置

Publications (2)

Publication Number Publication Date
JPS5816305A true JPS5816305A (ja) 1983-01-31
JPH0135239B2 JPH0135239B2 (enrdf_load_stackoverflow) 1989-07-24

Family

ID=14600050

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56112968A Granted JPS5816305A (ja) 1981-07-21 1981-07-21 光線式安全装置の故障検出装置

Country Status (1)

Country Link
JP (1) JPS5816305A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4536687A (en) * 1982-12-23 1985-08-20 Honda Giken Kogyo Kabushiki Kaisha Apparatus for controlling power window of vehicle
JPS61149698A (ja) * 1984-12-22 1986-07-08 理研レンズ工業株式会社 安全装置
JPS62242198A (ja) * 1986-04-12 1987-10-22 東洋電機株式会社 工作機の安全装置
US4709197A (en) * 1986-07-08 1987-11-24 Feinwerktechnik Schleicher & Co. Control device for driving e.g. a shredding machine or a similar machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4536687A (en) * 1982-12-23 1985-08-20 Honda Giken Kogyo Kabushiki Kaisha Apparatus for controlling power window of vehicle
JPS61149698A (ja) * 1984-12-22 1986-07-08 理研レンズ工業株式会社 安全装置
JPS62242198A (ja) * 1986-04-12 1987-10-22 東洋電機株式会社 工作機の安全装置
US4709197A (en) * 1986-07-08 1987-11-24 Feinwerktechnik Schleicher & Co. Control device for driving e.g. a shredding machine or a similar machine

Also Published As

Publication number Publication date
JPH0135239B2 (enrdf_load_stackoverflow) 1989-07-24

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