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.

Patent No.:

US 8920183 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 30, 2014

Filed:

Aug. 02, 2011
Applicants:

Yoshinobu Shimada, Tokyo, JP;

Masataka Muro, Tokyo, JP;

Inventors:

Yoshinobu Shimada, Tokyo, JP;

Masataka Muro, Tokyo, JP;

Assignee:

Dai-Ichi Seiko Co., Ltd., Kyoto-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01R 13/15 (2006.01); H01R 12/79 (2011.01); H01R 12/88 (2011.01);
U.S. Cl.
CPC ...
H01R 12/79 (2013.01); H01R 12/88 (2013.01);
Abstract

To prevent, with a simple structure, deformation such as a twist of an actuator at the time of moving operation and easily check the operation state of an actuator to easily and reliably establish an electrical connection, inclined surface parts are provided at both end portions in a longitudinal direction in end faces on a rotational radial outer side of the actuator pinching or freeing a signal transmission medium to approximately uniformly act an entire pressing force of an operator over a full length of the actuator. With this, a situation that the actuator is pressed as being twisted is eliminated to achieve an excellent action of pinching the signal transmission medium and an easy and reliable visual check of the state of rotation of the actuator.


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