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:
May. 31, 2022

Filed:

Dec. 01, 2017
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventors:

Takashi Inaguchi, Tokyo, JP;

Kazuki Takahashi, Tokyo, JP;

Katsuki Hotta, Tokyo, JP;

Hiroyuki Nozaki, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 71/24 (2006.01);
U.S. Cl.
CPC ...
H01H 71/2454 (2013.01); H01H 71/2472 (2013.01); H01H 2071/249 (2013.01);
Abstract

A contactor includes a fixed iron core, a movable iron core, an operation coil, a first crossbar, a tripping spring, and a second crossbar. The contactor includes a push spring to push a movable contact toward a fixed contact, a trip coil connected to the fixed contact, and a plunger that is operated by an electromagnetic force generated in the trip coil when a current of a predetermined value or higher flows through the trip coil. The contactor includes an opening lever to push the second crossbar in a direction away from the first crossbar in conjunction with the operation of the plunger.


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