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:
Sep. 13, 2016

Filed:

May. 22, 2015
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventors:

Ritsu Yamamoto, Mie, JP;

Tsukasa Nishimura, Hokkaido, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 3/00 (2006.01); H01H 50/58 (2006.01); H01H 1/32 (2006.01); H01H 50/54 (2006.01); H01H 51/00 (2006.01); H01H 50/14 (2006.01); H01H 50/60 (2006.01); H01H 1/20 (2006.01); H01H 1/50 (2006.01); H01H 50/30 (2006.01);
U.S. Cl.
CPC ...
H01H 50/58 (2013.01); H01H 1/32 (2013.01); H01H 50/14 (2013.01); H01H 50/546 (2013.01); H01H 50/60 (2013.01); H01H 51/00 (2013.01); H01H 1/20 (2013.01); H01H 1/50 (2013.01); H01H 50/305 (2013.01); H01H 2201/008 (2013.01);
Abstract

Provided is a contact device in which all of three movable contacts can be securely brought into contact with fixed contacts. The contact device includes a fixed terminalthat has a fixed contact, a movable terminalthat moves toward and away from the fixed terminaland has three movable contacts, andthat are brought into contact with the fixed contact, and a pressing springthat presses the movable terminaland brings the movable contacts, andinto contact with the fixed contactsat a predetermined pressing force. The point of application of the pressing springis located in a triangle formed by internal tangents of the three movable contacts.


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