The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 26, 2023
Filed:
Apr. 17, 2019
Takashi Kawamura, Tokyo, JP;
Yoichi Yasunaga, Tokyo, JP;
Takeshi Higaki, Tokyo, JP;
Toshihiko Terashita, Tokyo, JP;
Shintaro Ogura, Tokyo, JP;
Shigenori Inamoto, Tokyo, JP;
Yuki Takahashi, Tokyo, JP;
Kotaro Eguchi, Nagano, JP;
Kui LI, Nagano, JP;
Satoshi Sato, Nagano, JP;
Takashi Kawamura, Tokyo, JP;
Yoichi Yasunaga, Tokyo, JP;
Takeshi Higaki, Tokyo, JP;
Toshihiko Terashita, Tokyo, JP;
Shintaro Ogura, Tokyo, JP;
Shigenori Inamoto, Tokyo, JP;
Yuki Takahashi, Tokyo, JP;
Kotaro Eguchi, Nagano, JP;
Kui Li, Nagano, JP;
Satoshi Sato, Nagano, JP;
MITSUMI ELECTRIC CO., LTD., Tokyo, JP;
Abstract
A switch according to the present invention includes a base including a recessed portion on one surface of the base; a click spring having a dome shape, the click spring being provided at the recessed portion such that the bottom of the recessed portion is contacted at a dome-shaped opening side of the click spring; a cover provided to cover the recessed portion and to house the click spring at the recessed portion; and a strain detecting element attached to another surface of the base. The strain detecting element is configured to detect strain of the base, the strain occurring in accordance with a depression amount of the click spring that is depressed.