Title:
ガス絶縁開閉装置
Document Type and Number:
Japanese Patent JP4062043
Kind Code:
B2
Abstract:
The switchgear has an output shaft (111) of a hydraulic operation unit (110), and a drive shaft of a movable contactor (103) linearly arranged. A longitudinal shaft of an accumulator (114) is arranged parallel to the output shaft. A support unit equipped with a conduit (115) for supplying fluid under pressure to the operation unit from the accumulator, and arranged perpendicular to the output shaft of operation unit. The operation unit is used for driving the movable contactor.
Inventors:
Hideo Kawamoto
Nobuyuki Yaginuma
Kenichi Okubo
Satoshi Ishiguro
Masahiro Yaegashi
Nobuyuki Yaginuma
Kenichi Okubo
Satoshi Ishiguro
Masahiro Yaegashi
Application Number:
JP2002292216A
Publication Date:
March 19, 2008
Filing Date:
October 04, 2002
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
H01H33/34; H01H33/30
Domestic Patent References:
| JP10269905A | ||||
| JP60156638U | ||||
| JP62246214A | ||||
| JP4033225A | ||||
| JP11086692A |
Attorney, Agent or Firm:
Manabu Inoue