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 8531779 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 10, 2013

Filed:

Feb. 16, 2012
Applicant:

Hong-bin Koh, New Taipei, TW;

Inventor:

Hong-Bin Koh, New Taipei, TW;

Assignee:

Altek Corporation, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 15/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A lens driving module and an image pickup apparatus thereof include a driving barrel, a first zooming barrel, a second zooming barrel and a focusing barrel. An inner wall of the driving barrel has at least one first groove, at least one second groove and at least one controlling convex dot. The first zooming barrel, the second zooming barrel and an outer wall of the focusing barrel have at least one first-direction convex dot, at least one second-direction convex dot and at least one third groove respectively. At least one first-direction convex dot, at least one second-direction convex dot and at least one controlling convex dot are inserted in at least one first groove, at least one second groove and at least one third groove respectively. When the driving barrel is rotated, the lens driving module performs a zooming or focusing operation by each groove and each convex dot.


Find Patent Forward Citations

Koh, Hong-Bin. (2013). Lens driving module and image pickup apparatus thereof (U.S. Patent No. 8531779). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8531779

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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