JPS51134982A - Method of detecting malfunctioning of electromagnetic valve for fricti on clutch used in press - Google Patents

Method of detecting malfunctioning of electromagnetic valve for fricti on clutch used in press

Info

Publication number
JPS51134982A
JPS51134982A JP5928975A JP5928975A JPS51134982A JP S51134982 A JPS51134982 A JP S51134982A JP 5928975 A JP5928975 A JP 5928975A JP 5928975 A JP5928975 A JP 5928975A JP S51134982 A JPS51134982 A JP S51134982A
Authority
JP
Japan
Prior art keywords
electromagnetic valve
press
fricti
malfunctioning
clutch used
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
JP5928975A
Other languages
Japanese (ja)
Other versions
JPS589319B2 (en
Inventor
Munehiro Nanba
Fumiaki Umezawa
Koji Takeuchi
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.)
Aida Engineering Ltd
Original Assignee
Aida Engineering 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 Aida Engineering Ltd filed Critical Aida Engineering Ltd
Priority to JP5928975A priority Critical patent/JPS589319B2/en
Publication of JPS51134982A publication Critical patent/JPS51134982A/en
Publication of JPS589319B2 publication Critical patent/JPS589319B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To provide a method of detecting malfunctioning of an electromagnetic valve for a friction clutch brake operating in a press, which is designed to detect malfunctioning of the electromagnetic valve in advance and also to allow output for preventing the secondary failure caused by malfunctioning of a fluid circuit.
COPYRIGHT: (C)1976,JPO&Japio
JP5928975A 1975-05-20 1975-05-20 How to read the press report Expired JPS589319B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5928975A JPS589319B2 (en) 1975-05-20 1975-05-20 How to read the press report

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5928975A JPS589319B2 (en) 1975-05-20 1975-05-20 How to read the press report

Publications (2)

Publication Number Publication Date
JPS51134982A true JPS51134982A (en) 1976-11-22
JPS589319B2 JPS589319B2 (en) 1983-02-19

Family

ID=13109067

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5928975A Expired JPS589319B2 (en) 1975-05-20 1975-05-20 How to read the press report

Country Status (1)

Country Link
JP (1) JPS589319B2 (en)

Also Published As

Publication number Publication date
JPS589319B2 (en) 1983-02-19

Similar Documents

Publication Publication Date Title
JPS5339837A (en) Initial start control circuit for micro processor
JPS51134982A (en) Method of detecting malfunctioning of electromagnetic valve for fricti on clutch used in press
JPS5241754A (en) Clutch construction
JPS53148638A (en) Detector for operation of engine oil pump
JPS537053A (en) Device for controlling relevelling of cage with floor for elevator
JPS525144A (en) Automatic overload brake apparatus of winch
JPS5425312A (en) Detection of leakage point in condenser cooling equipment
JPS5415228A (en) Clutch control device
JPS5215967A (en) Fail safe servo-control valve
JPS5269123A (en) Half-clutch warning apparatus
JPS5312577A (en) Apparatus for preventing double-beating of press
JPS53105776A (en) Brake system for presses
JPS53146078A (en) Alarm device for brake abnormality
JPS5321367A (en) Emergency stop system for flywheel
JPS53127983A (en) Signal identifier circuit
JPS5222689A (en) Pilot servo valve device
JPS5356714A (en) Line break detector
JPS52106004A (en) Vapor valve
JPS5391250A (en) Elevator derail detector
JPS53138338A (en) Detecting method for paper jamming
JPS5257479A (en) Control circuit and control valve of an oil pressure driving equipment with a brake
JPS5264554A (en) Clutch operation mechanism
JPS5422621A (en) Clutch controller
JPS5334065A (en) Brake oil pressure controlling system
JPS5398652A (en) Apparatus for emergency stopping of elevator