JPS5529798A - Driving lifetime testing equipment for permanent magnet of lead switch - Google Patents

Driving lifetime testing equipment for permanent magnet of lead switch

Info

Publication number
JPS5529798A
JPS5529798A JP10225479A JP10225479A JPS5529798A JP S5529798 A JPS5529798 A JP S5529798A JP 10225479 A JP10225479 A JP 10225479A JP 10225479 A JP10225479 A JP 10225479A JP S5529798 A JPS5529798 A JP S5529798A
Authority
JP
Japan
Prior art keywords
lead switch
permanent magnet
testing equipment
lifetime testing
driving lifetime
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
JP10225479A
Other languages
English (en)
Inventor
Chihiro Kawakita
Toshiki Yokogawa
Kosuke Tange
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP10225479A priority Critical patent/JPS5529798A/ja
Publication of JPS5529798A publication Critical patent/JPS5529798A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Testing Electric Properties And Detecting Electric Faults (AREA)
JP10225479A 1979-08-13 1979-08-13 Driving lifetime testing equipment for permanent magnet of lead switch Pending JPS5529798A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10225479A JPS5529798A (en) 1979-08-13 1979-08-13 Driving lifetime testing equipment for permanent magnet of lead switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10225479A JPS5529798A (en) 1979-08-13 1979-08-13 Driving lifetime testing equipment for permanent magnet of lead switch

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP3469974A Division JPS556970B2 (ja) 1974-03-29 1974-03-29

Publications (1)

Publication Number Publication Date
JPS5529798A true JPS5529798A (en) 1980-03-03

Family

ID=14322450

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10225479A Pending JPS5529798A (en) 1979-08-13 1979-08-13 Driving lifetime testing equipment for permanent magnet of lead switch

Country Status (1)

Country Link
JP (1) JPS5529798A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6279101A (ja) * 1985-09-30 1987-04-11 新明和工業株式会社 コンパクタ・コンテナにおけるコンテナの蓋板着脱装置
JPH0656130A (ja) * 1992-08-05 1994-03-01 Tokiwa Kogyo Kk フィルムのサイドシール装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50128180A (ja) * 1974-03-29 1975-10-08

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50128180A (ja) * 1974-03-29 1975-10-08

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6279101A (ja) * 1985-09-30 1987-04-11 新明和工業株式会社 コンパクタ・コンテナにおけるコンテナの蓋板着脱装置
JPH0656130A (ja) * 1992-08-05 1994-03-01 Tokiwa Kogyo Kk フィルムのサイドシール装置

Similar Documents

Publication Publication Date Title
JPS5325783A (en) Operation supervisary unit for electrically operated valve
GB1383339A (en) Electrical test apparatus
JPS5226874A (en) Rotary type electric field intensity measuring apparatus using a stati onary electrode plate provided with holes
JPS5529798A (en) Driving lifetime testing equipment for permanent magnet of lead switch
JPS6422561A (en) Protective circuit of magnetic type hammer actuator for printer and drive for said actuator
JPS57173765A (en) Insulation resistance measuring device for field winding of rotating electric machine
JPS5248348A (en) Origin detecting apparatus
JPS5434043A (en) Degradation detecting system for lighting arrester
JPS5225221A (en) Detecting system of surge absorption ground fault for stationary high frequency inverter device
JPS5366168A (en) Detection method for wire disconnection
JPS51121780A (en) Testing lead cable
JPS52133786A (en) Abnormal con dition display method and apparatus
JPS5376082A (en) Insulation resistance measuring apparatus
JPS5247343A (en) Test equipment for program control apparatus
JPS55113956A (en) Motor rotating speed detecting system
JPS5213799A (en) Disconnection detection method
JPS5216613A (en) Apparatus for detecting faults in rectifiers for rotary electric machi nes
JPS52120313A (en) Measuring device for field voltage and current of brushless rotary mac hine
JPS51124984A (en) Magnetization equipment for magnetic powder defect detector
JPS51130840A (en) Method for detecting electric insulation leakage
JPS55127874A (en) Neutral point adjusting method for motor
JPS5310017A (en) Field monitoring device of brushless synchronous motor
JPS5341971A (en) Fault detector of electromagnetic device
JPS6431067A (en) Apparatus for testing semiconductor
JPS5349203A (en) Resistance-measuring winding for rotary machine