Title:
【発明の名称】高圧遮断器
Document Type and Number:
Japanese Patent JP2579688
Kind Code:
B2
Abstract:
The invention concerns a gas-blast circuit interrupter for high potential. The subject of the invention is a gas-blast circuit interrupter for high potential, of the type comprising at least one disconnection chamber comprising an insulating envelope filled with the said gas and inside which are placed a stationary assembly comprising a main stationary contact and a stationary arcing contact, a mobile assembly comprising in particular a main mobile contact and a mobile arcing contact, the disconnection chamber comprising moreover an expelling cylinder opening into an expelling nozzle and a pair of secondary contacts, characterised in that the said expelling cylinder is delimited by a first cylinder (5) constituting the mobile arcing contact, a second cylinder (7) constituting the main mobile contact and a first semi-mobile piston (14) bearing one (30) of the secondary contacts, the other contact (31) being borne by a stationary tube (15) delimiting with the first piston, an insulating tubular extension (5B) of the said first cylinder (5) and a second piston integral with the said cylinder (5) and sliding along the said stationary tube, and a second closed volume (35).
Inventors:
EDOMON TORII
DONI DEYUFURUNE
MISHERU PURE
DONI DEYUFURUNE
MISHERU PURE
Application Number:
JP28597689A
Publication Date:
February 05, 1997
Filing Date:
November 01, 1989
Export Citation:
Assignee:
ALSTHOM GEC
International Classes:
H01H33/12; H01H33/90; H01H33/91; H01H33/915; H01H33/95; (IPC1-7): H01H33/915; H01H33/12
Attorney, Agent or Firm:
Yoshio Kawaguchi (2 outside)