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:
Dec. 18, 2012

Filed:

Sep. 22, 2011
Applicants:

Gang Cheng, Shenzhen, CN;

Jian-jun LI, Shenzhen, CN;

Te-sheng Jan, New Taipei, TW;

Yu-tao Chen, New Taipei, TW;

Chun-che Yen, New Taipei, TW;

Inventors:

Gang Cheng, Shenzhen, CN;

Jian-Jun Li, Shenzhen, CN;

Te-Sheng Jan, New Taipei, TW;

Yu-Tao Chen, New Taipei, TW;

Chun-Che Yen, New Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16C 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A mechanical joint system includes a joint, an arm, a plurality of teeth, and an engaging member. The joint defines a pivot hole and a joint receiving hole communicating with the pivot hole. The arm is rotatable relative to the joint. The arm includes a pivot portion and a pivot hole defined in the pivot portion, the pivot portion is received in the joint receiving hole. The teeth are formed on an inner surface adjacent to an end of the pivot hole. The engaging member is fixed to the joint. The engaging member includes a prong for engaging with the teeth.


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