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. 10, 2023

Filed:

Nov. 08, 2021
Applicant:

Omron Corporation, Kyoto, JP;

Inventors:

Naoki Kawaguchi, Kyoto, JP;

Ryota Minowa, Kyoto, JP;

Kohei Otsuka, Kyoto, JP;

Assignee:

OMRON CORPORATION, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 50/60 (2006.01); H01H 50/02 (2006.01); H01H 50/58 (2006.01); H01H 50/64 (2006.01); H01H 50/36 (2006.01);
U.S. Cl.
CPC ...
H01H 50/60 (2013.01); H01H 50/02 (2013.01); H01H 50/58 (2013.01); H01H 50/64 (2013.01); H01H 50/36 (2013.01); H01H 2205/002 (2013.01);
Abstract

An electromagnetic relay includes a base, a case, an arc extension space, a contact device, and a magnet. The contact device includes a fixed terminal, a fixed contact, a movable contact piece, a movable contact. The magnet includes a first magnet portion facing the contact device, and a second magnet portion disposed adjacent to the first magnet portion and facing the arc extension space. The magnet generates a magnetic field to extend an arc generated between the fixed contact and the movable contact. The base is separated from a midpoint of a straight line between the fixed contact and the movable contact by a distance different from a distance between the base and a center of the arc extension space. The base is separated from a center of the first magnet portion by a distance different from a distance between the base and a center of the second magnet portion.


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