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.

Date of Patent:
Oct. 01, 2024

Filed:

Sep. 12, 2022
Applicant:

Omron Corporation, Kyoto, JP;

Inventors:

Kouhei Yoshida, Kyoto, JP;

Kazuyuki Tsukimori, Kyoto, JP;

Sho Ogawa, Kyoto, JP;

Assignee:

OMRON CORPORATION, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 21/34 (2006.01); H01H 21/48 (2006.01);
U.S. Cl.
CPC ...
H01H 21/34 (2013.01); H01H 21/48 (2013.01);
Abstract

A limit switch includes: a switch main body; and an operation unit connected to the switch main body. The operation unit includes: a housing; a shaft member, a biasing member; and a plunger. The shaft member includes a shaft body supported by the housing in a manner rotatable from a return position to an operation position around a rotation axis, and a cam. The plunger includes: a plunger body; and at least one contact portion. The at least one contact portion includes a recess positioned on a facing surface facing the at least one protrusion and recessed in a direction moving closer to the switch main body. The recess includes: a first end; a second end; and an inclined surface. The inclined surface is inclined in a direction moving closer to the switch main body as the inclined surface extends from the second end to the first end.


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