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:
Aug. 31, 2021

Filed:

Mar. 05, 2019
Applicant:

Omron Corporation, Kyoto, JP;

Inventors:

Manabu Takahashi, Okayama, JP;

Kazuyuki Tsukimori, Okayama, JP;

Hiroyasu Komeyama, Kurayoshi, JP;

Kouhei Yoshida, Okayama, JP;

Makoto Komatsu, Okayama, JP;

Assignee:

OMRON CORPORATION, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 21/28 (2006.01); H01H 21/24 (2006.01); H01H 21/04 (2006.01); H01H 21/36 (2006.01);
U.S. Cl.
CPC ...
H01H 21/24 (2013.01); H01H 21/04 (2013.01); H01H 21/36 (2013.01);
Abstract

A limit switch may be provided with a switch body having a contact mechanism inside, and an operation unit connected to the switch body. The operation unit comprises an elastic part that energizes the operation lever from the first motion position towards the return position via the pivoting shaft and the first cam, and energizes the operation lever from the second motion position toward the return position via the pivoting shaft and the second cam, a first cam's pivoting restriction part that restricts the pivoting of the first cam in a first direction in which the operation lever moves from the return position to the second motion position, and a second cam's pivoting restriction part that restricts the pivoting to the second cam in a second direction in which die operation lever moves from the return position to the first motion position.


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