Title:
GAS BLAST CIRCUIT BREAKER
Document Type and Number:
Japanese Patent JP2001118476
Kind Code:
A
Abstract:
To provide a highly reliable gas circuit breaker that improves insulation and performance, and tolerates the stress exerted to the supporting structure of the electrode.
A gas blast circuit breaker comprises a grounding tank 1 sealed with an insulation medium moveable electrode 20 arranged in the grounding tank 1, stationary electrode 10 mounted in the grounding tank 1 with an insulation support member 30 interposed between them, and electrical conductors 2, 3 installed corresponding to the moveable electrode 20 and stationary electrode 10. The insulation support member 30 is made to have the form of a solid cone to support the stationary electrode 10 above the central axis of the grounding tank 1.
Inventors:
SOGA TAKUICHIRO
KIDA JUNZO
KAWAMOTO HIDEO
TAMURA WATARU
IRYO TAKESHI
KIDA JUNZO
KAWAMOTO HIDEO
TAMURA WATARU
IRYO TAKESHI
Application Number:
JP2000231394A
Publication Date:
April 27, 2001
Filing Date:
July 27, 2000
Export Citation:
Assignee:
HITACHI LTD
International Classes:
H01H33/70; H01H33/915; H02B13/02; H02B13/055; (IPC1-7): H01H33/70; H02B13/02
Attorney, Agent or Firm:
Sakuta Yasuo