Title:
可動接点体及びこれを用いた押釦スイッチ
Document Type and Number:
Japanese Patent JP4317721
Kind Code:
B2
Abstract:
The present invention provides a compact moveable contact body and the button switch using the same with improved reliability and ensuring the desired operation stroke. The moveable contact body according to the present invention comprises: the lower end periphery portion (3a) placed upon the fixed contact (2); the skirt portion (3b) lifted from the lower end periphery portion (3a) with a predetermined angle, and a rotatable dome-like drum portion (3c) connected with the skirt portion (3b); wherein, the skirt portion (3b) was divided on two opposite sides in parallel, and formed as a strip with openings (3d) at both sides, and the skirt portion (3b) is formed at the opposite position to the drum portion (3c). Thus, the center of periphery circle composing the lower end periphery portion (3a) is different from the top of the dome-like drum portion (3c) connected with the skirt portion (3b).
Inventors:
Hiroo Tetsuo
Issei Takahashi
Issei Takahashi
Application Number:
JP2003299722A
Publication Date:
August 19, 2009
Filing Date:
August 25, 2003
Export Citation:
Assignee:
ALPS ELECTRIC CO.,LTD.
International Classes:
H01H13/48; H01H5/30; H01H13/12; H01H13/52; H01H13/70; H01H13/702
Domestic Patent References:
JP2005026129A | ||||
JP2003123566A | ||||
JP2002216580A | ||||
JP2003187664A |
Attorney, Agent or Firm:
Hiroyoshi Aoki
Amada Masayuki
Yoshimasa Okada
Amada Masayuki
Yoshimasa Okada