Invention Grant
- Patent Title: Electrode for vacuum circuit breaker, and vacuum interrupter using the electrode
- Patent Title (中): 真空断路器用电极,采用电极的真空灭弧室
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Application No.: US14257231Application Date: 2014-04-21
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Publication No.: US09208960B2Publication Date: 2015-12-08
- Inventor: Kunihiko Tomiyasu , Hiroyuki Shirai , Takashi Sato , Masato Kobayashi
- Applicant: HITACHI, LTD.
- Applicant Address: JP Tokyo
- Assignee: HITACHI, LTD.
- Current Assignee: HITACHI, LTD.
- Current Assignee Address: JP Tokyo
- Agency: Mattingly & Malur, PC
- Priority: JP2013-124290 20130613
- Main IPC: H01H1/06
- IPC: H01H1/06

Abstract:
An electrode for a vacuum circuit breaker comprises a cylindrical conducting body, a contact electrode as a combination electrode, and a plurality of slits provided on a surface area of the cylindrical conducting body, the slits being inclined with respect to an axial direction of the cylindrical conducting body, wherein an angle between the slits and the axial direction of the cylindrical conducting body is smaller as the slit becomes farther away from the contact electrode.
Public/Granted literature
- US20140367362A1 ELECTRODE FOR VACUUM CIRCUIT BREAKER, AND VACUUM INTERRUPTER USING THE ELECTRODE Public/Granted day:2014-12-18
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