Title:
スイッチ
Document Type and Number:
Japanese Patent JP4760998
Kind Code:
B1
Abstract:
It is an object to provide a switch that can respond to opening and closing of medium load and that has small operating sound. There is provided a switch including a movable contact piece (40) having one end as a supporting point of turn and the other end arranged with a movable contact (43); a turning member (30) having the other end as a supporting point of turn; a coil spring (50) halving one end (51) locked to one end of the turning member (30) and the other end (52) locked to an intermediate portion of the movable contact piece (40); and a push button (80) being supported to be slidable in an up and down direction and for pushing down the one end of the turning member (30) with a lower end face (82); the movable contact piece (40) being inverted by pushing down the one end of the turning member (30) with the push button (80) so as to make the movable contact (43) approach and separate to and from a fixed contact (28). In particular, the turning member (30) includes a position regulating portion (31) that is brought into contact with the coil spring (50) when the movable contact piece (40) is inverted and that brings the movable contact (43) into contact with the fixed contact (28) while maintaining a contact state with the coil spring (50).
Inventors:
Shigenobu Kishi
Kudo Yuya
Takashi Abe
Kenichi Ando
Hidemi Nakamura
Kudo Yuya
Takashi Abe
Kenichi Ando
Hidemi Nakamura
Application Number:
JP2010229648A
Publication Date:
August 31, 2011
Filing Date:
October 12, 2010
Export Citation:
Assignee:
OMRON Corporation
International Classes:
H01H3/16; H01H13/30
Domestic Patent References:
| JPH09120731A | 1997-05-06 | |||
| JPS6389635A | 1988-04-20 | |||
| JPS59125025A | 1984-07-19 |
Attorney, Agent or Firm:
Hiroshi Yamazaki
Mitsuo Tanaka
Atsushi Maeda
Takanobu Nakajima
Mitsuo Tanaka
Atsushi Maeda
Takanobu Nakajima