Title:
スイッチ装置
Document Type and Number:
Japanese Patent JP6944367
Kind Code:
B2
Abstract:
To obtain a switch device in which fluctuation of the force required for turning ON is reduced.SOLUTION: A switch device has a rubber dome, a movable contact part formed on the inside of the rubber dome, and a board having a front face on which a fixed contact part is formed. The movable contact part and the fixed contact part are placed oppositely, and when the outside of the rubber dome is pushed obliquely, the rubber dome is deformed and the movable contact part and the fixed contact part come into contact. The profile of a region on the inside of the rubber dome where the movable contact part is formed has a radius of curvature smaller on the side pushed obliquely than that on the opposite side to the side pushed obliquely.SELECTED DRAWING: Figure 9
Inventors:
Kimura Shinichiro
Kazutoshi Watanabe
Kazutoshi Watanabe
Application Number:
JP2017251985A
Publication Date:
October 06, 2021
Filing Date:
December 27, 2017
Export Citation:
Assignee:
Alps Alpine Co., Ltd.
International Classes:
H01H23/00
Domestic Patent References:
| JP2010123261A | ||||
| JP2012098661A | ||||
| JP6084648U | ||||
| JP2016001557A |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadahiko Ito