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:
Feb. 22, 2011
Filed:
Jun. 05, 2007
Applicant:
Tien-chung Huang, Huatan Township, Changhua County, TW;
Inventor:
Tien-Chung Huang, Huatan Township, Changhua County, TW;
Assignee:
Tricore Corporation, Chang Hua, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 41/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
A voice coil motor type focusing actuator, which includes a fixed unit, the fixed unit comprises a bracket which is formed by plastic injection molding to wrap a metal part, and a plurality of magnets mounted in the bracket at a plurality of sides. A movable unit, the movable unit comprises a lens holder movably mounted inside the bracket and a coil mounted on a plurality of sides of the lens holder corresponding to the magnets. And a resilient holding unit connected between the fixed unit and the movable unit to hold down the movable unit on the fixed unit.