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.:
Date of Patent:
Mar. 04, 2008
Filed:
Nov. 18, 2005
Yung-tsun Hsieh, Changhua, TW;
Yung-Tsun Hsieh, Changhua, TW;
BENQ Corporation, Taoyuan, TW;
Abstract
An electronic device and a hinge assembly thereof. The electronic device includes a base, an elastic member, a first cam, a second cam, and a third cam. The elastic member is disposed on the base. The first cam is disposed on the base in a manner such that the first cam is abutted by the elastic member. The first cam rotates in a first direction and a second direction opposite to the first direction. The second cam is disposed on the base in a manner such that the second cam is abutted by the first cam. When the first cam rotates in the first direction, the second cam rotates along with the first cam. The third cam is disposed on the base in a manner such that the third cam is abutted by the second cam. When the first cam rotates in the second direction, the second cam is blocked by the third cam and does not rotate along with the first cam.