JPS649694B2 - - Google Patents

Info

Publication number
JPS649694B2
JPS649694B2 JP18646581A JP18646581A JPS649694B2 JP S649694 B2 JPS649694 B2 JP S649694B2 JP 18646581 A JP18646581 A JP 18646581A JP 18646581 A JP18646581 A JP 18646581A JP S649694 B2 JPS649694 B2 JP S649694B2
Authority
JP
Japan
Prior art keywords
electrical contact
contact
cleaning device
electrical
surge current
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.)
Expired
Application number
JP18646581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5889743A (ja
Inventor
Tatsumi Ide
Masayuki Morimoto
Yoshio Uematsu
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.)
NEC Corp
Original Assignee
Nippon Electric 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP18646581A priority Critical patent/JPS5889743A/ja
Publication of JPS5889743A publication Critical patent/JPS5889743A/ja
Publication of JPS649694B2 publication Critical patent/JPS649694B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/60—Auxiliary means structurally associated with the switch for cleaning or lubricating contact-making surfaces
    • H01H1/605—Cleaning of contact-making surfaces by relatively high voltage pulses

Landscapes

  • Keying Circuit Devices (AREA)
  • Contacts (AREA)
JP18646581A 1981-11-20 1981-11-20 電気接点清浄装置 Granted JPS5889743A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18646581A JPS5889743A (ja) 1981-11-20 1981-11-20 電気接点清浄装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18646581A JPS5889743A (ja) 1981-11-20 1981-11-20 電気接点清浄装置

Publications (2)

Publication Number Publication Date
JPS5889743A JPS5889743A (ja) 1983-05-28
JPS649694B2 true JPS649694B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-02-20

Family

ID=16188938

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18646581A Granted JPS5889743A (ja) 1981-11-20 1981-11-20 電気接点清浄装置

Country Status (1)

Country Link
JP (1) JPS5889743A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2879807B2 (ja) * 1992-07-30 1999-04-05 矢崎総業株式会社 スイッチの腐食防止回路
JP5157492B2 (ja) * 2008-01-31 2013-03-06 株式会社ジェイテクト リレー回路導通判定方法及びリレー回路導通判定装置
JP2013105550A (ja) * 2011-11-11 2013-05-30 Mitsubishi Electric Corp 負荷制御装置、負荷制御装置のためのリレー接触不良防止方法、リレー装置
US10998144B2 (en) * 2019-09-11 2021-05-04 Arc Suppression Technologies Power contact electrode surface plasma therapy

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5532364U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1978-08-21 1980-03-01

Also Published As

Publication number Publication date
JPS5889743A (ja) 1983-05-28

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