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:
Jun. 28, 2011
Filed:
Mar. 05, 2009
Yung-chuan Tseng, Hsinchu, TW;
Yung-Chuan Tseng, Hsinchu, TW;
Coretronic Corporation, Hsin-Chu, TW;
Abstract
A lens adjusting device of a projector is provided. The lens adjusting device has a base, a frame, and at least one positioning structure. A lens is fixed on the frame. The positioning structure is utilized for movably setting the frame on the base. The positioning structure has a groove, a slider, and a positioning unit. The groove is disposed on the frame. The slider is disposed in the groove and has a guiding hole defined therein. The extending direction of the guiding hole is substantially perpendicular to the extending direction of the groove. The positioning unit is slidably disposed in the guiding hole and penetrates the guiding hole to set the frame and the slider on the base.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile