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:
Mar. 03, 2020
Filed:
Jan. 11, 2017
Applicant:
Omron Corporation, Kyoto-shi, Kyoto, JP;
Inventors:
Hitoshi Hayashi, Kumamoto, JP;
Koji Takami, Kyoto, JP;
Kyoji Kitamura, Uji, JP;
Tomoyuki Nishida, Takatsuki, JP;
Toyohiro Imaizumi, Otsu, JP;
Assignee:
OMRON Corporation, Kyoto-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 33/04 (2006.01); H01H 50/02 (2006.01); H01H 50/12 (2006.01); H01H 33/42 (2006.01); H01H 33/53 (2006.01); H01H 50/54 (2006.01);
U.S. Cl.
CPC ...
H01H 33/04 (2013.01); H01H 33/42 (2013.01); H01H 33/53 (2013.01); H01H 50/02 (2013.01); H01H 50/12 (2013.01); H01H 50/54 (2013.01);
Abstract
An electrical contact switch device includes: a fixed contact; a movable contact configured to come into contact with and move away from the fixed contact; a casing configured to house the movable contact and the fixed contact inside, and the casing includes at least one micro opening whose opening area is 80 μmor less on an outer surface facing an outside.