JPWO2021149362A1 - - Google Patents

Info

Publication number
JPWO2021149362A1
JPWO2021149362A1 JP2021525280A JP2021525280A JPWO2021149362A1 JP WO2021149362 A1 JPWO2021149362 A1 JP WO2021149362A1 JP 2021525280 A JP2021525280 A JP 2021525280A JP 2021525280 A JP2021525280 A JP 2021525280A JP WO2021149362 A1 JPWO2021149362 A1 JP WO2021149362A1
Authority
JP
Japan
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
JP2021525280A
Other versions
JP6964826B1 (ja
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 filed Critical
Publication of JPWO2021149362A1 publication Critical patent/JPWO2021149362A1/ja
Application granted granted Critical
Publication of JP6964826B1 publication Critical patent/JP6964826B1/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/44—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet
    • H01H9/443—Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using permanent magnets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/36—Stationary parts of magnetic circuit, e.g. yoke
    • H01H50/38—Part of main magnetic circuit shaped to suppress arcing between the contacts of the relay
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/54—Contact arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/54—Contact arrangements
    • H01H50/546—Contact arrangements for contactors having bridging contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/20—Bridging contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/302—Means for extinguishing or preventing arc between current-carrying parts wherein arc-extinguishing gas is evolved from stationary parts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/342—Venting arrangements for arc chutes

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Arc-Extinguishing Devices That Are Switches (AREA)
JP2021525280A 2020-01-23 2020-12-02 開閉器 Active JP6964826B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020008922 2020-01-23
JP2020008922 2020-01-23
PCT/JP2020/044843 WO2021149362A1 (ja) 2020-01-23 2020-12-02 開閉器

Publications (2)

Publication Number Publication Date
JPWO2021149362A1 true JPWO2021149362A1 (ja) 2021-07-29
JP6964826B1 JP6964826B1 (ja) 2021-11-10

Family

ID=76993319

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021525280A Active JP6964826B1 (ja) 2020-01-23 2020-12-02 開閉器

Country Status (4)

Country Link
US (1) US20220415597A1 (ja)
JP (1) JP6964826B1 (ja)
CN (1) CN114946006A (ja)
WO (1) WO2021149362A1 (ja)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60194849U (ja) * 1984-06-06 1985-12-25 富士電機株式会社 直流電磁接触器
JP2008226547A (ja) * 2007-03-09 2008-09-25 Denso Corp 電磁継電器
JP5806562B2 (ja) * 2011-01-12 2015-11-10 富士電機株式会社 電磁接触器
JP2015049940A (ja) * 2013-08-29 2015-03-16 パナソニックＩｐマネジメント株式会社 接点装置
JP6455171B2 (ja) * 2015-01-20 2019-01-23 富士電機機器制御株式会社 電磁接触器

Also Published As

Publication number Publication date
JP6964826B1 (ja) 2021-11-10
CN114946006A (zh) 2022-08-26
WO2021149362A1 (ja) 2021-07-29
US20220415597A1 (en) 2022-12-29

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