Title:
MOVABLE CONTACT MEMBER AND SWITCH DEVICE
Document Type and Number:
Japanese Patent JP2010287531
Kind Code:
A
Abstract:
To provide a movable contact member in which operating feeling is easily adjusted and a long lifetime is attained by reducing a stress amplitude in circumference direction at the outer peripheral edge, and a switch device.
The movable contact member includes a swelling portion 25 which swells in a dome shape and a skirt portion 26 which expands from the outer peripheral edge 25a of the swelling portion 25 continuously to the outside in radial direction. The skirt portion 26 is constructed so as to continue from the outer peripheral edge 25a of the swelling portion 25 so as to nearly coincide with a tangential direction of a tangent T1 which extends in a dome radial direction at the outer peripheral edge 25a of the swelling portion 25.
Inventors:
SADAMATSU IZURU
TAKAHASHI KAZUNARI
TAZAWA TOSHIHIKO
TAKAHASHI KAZUNARI
TAZAWA TOSHIHIKO
Application Number:
JP2009142228A
Publication Date:
December 24, 2010
Filing Date:
June 15, 2009
Export Citation:
Assignee:
ALPS ELECTRIC CO LTD
International Classes:
H01H5/30; H01H13/48
Domestic Patent References:
| JP2005332664A | 2005-12-02 | |||
| JP2007280616A | 2007-10-25 | |||
| JP2003187670A | 2003-07-04 | |||
| JPS62167325A | 1987-07-23 | |||
| JP2008288197A | 2008-11-27 |
Attorney, Agent or Firm:
Hiroyoshi Aoki
Amada Masayuki
Yoshimasa Okada
Tsutomu Mizoguchi
Amada Masayuki
Yoshimasa Okada
Tsutomu Mizoguchi