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:
Jan. 29, 2013

Filed:

Aug. 09, 2011
Applicants:

Ji-feng Qiu, Shenzhen, CN;

Hong LI, Shenzhen, CN;

Xiao-hui Zhou, Shenzhen, CN;

Ping LI, Shenzhen, CN;

Inventors:

Ji-Feng Qiu, Shenzhen, CN;

Hong Li, Shenzhen, CN;

Xiao-Hui Zhou, Shenzhen, CN;

Ping Li, Shenzhen, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 33/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical disk player includes a main body, a cover engaging with the main body, a pivot module, and a deceleration module. The pivot module includes a torsion spring, two ends of the torsion spring being fixed on the main body and the cover respectively. The deceleration module includes a first deceleration portion arranged on the main body and a second deceleration portion arranged on the pivot module. The first deceleration portion contacts the second deceleration portion and frictional forces therebetween reduces the speed of opening the cover.


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