Title:
CIRCUIT BREAKER
Document Type and Number:
Japanese Patent JP3800027
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To simplify a structure by reducing number of parts, and facilitate an incorporating work of parts to an instrument body.
SOLUTION: An open-close mechanism 5 to open and close movable contacts 4A, 4B is composed of a handle 6, a coupling member 43 to couple the handle 6 with a movable contact 4A of voltage electrode side, a latch member 58 having a protruding latch part 60 to lock (latch) the rear end part of the movable contact 4A, and a driving member 40 or the like. The coupling member 43 is only interposed between the handle 6 and the movable contact 4A, and because the movable contact 4A is made to be directly latched to a latch member 58, the structure can be simplified compared with that of a conventional one, and the work to incorporate parts to the instrument body 1 becomes easier.
Inventors:
Mizuno first man
Takanobu Tanaka
Takehiko Okada
Tomoyuki Sawada
Takashi Inaji
Takanobu Tanaka
Takehiko Okada
Tomoyuki Sawada
Takashi Inaji
Application Number:
JP2001133076A
Publication Date:
July 19, 2006
Filing Date:
April 27, 2001
Export Citation:
Assignee:
MATSUSHITA ELECTRIC WORKS,LTD.
International Classes:
H01H71/12; H01H73/00; H01H73/36; H01H73/50; (IPC1-7): H01H71/12; H01H73/36; H01H73/50
Domestic Patent References:
| JP7130273A | ||||
| JP57127453U | ||||
| JP59123135A | ||||
| JP2001015007A |
Attorney, Agent or Firm:
Keisei Nishikawa
Atsuo Mori
Atsuo Mori