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:
Nov. 19, 2013

Filed:

Oct. 11, 2011
Applicants:

Jui-hsiang Yen, Hsinchu, TW;

Wei-szu Lin, Hsinchu, TW;

Inventors:

Jui-Hsiang Yen, Hsinchu, TW;

Wei-Szu Lin, Hsinchu, TW;

Assignee:

Young Optics Inc., Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/56 (2006.01);
U.S. Cl.
CPC ...
Abstract

A light valve module and a projection device using thereof are provided. The projection device includes a chassis, a light source, a projection lens, the light valve module and a fastener assembly. The light valve module is configured within a cavity of the chassis by the fastener assembly and disposed on a transmission path of a light beam so as to convert the light beam to an image light beam. The light valve module includes a field lens, a light valve component and an elastic frame. First and second surfaces of the elastic frame respectively contact the field lens and the light valve component. A recess of the elastic frame is located on one of the first surface and the second surface. A pressed portion of the elastic frame is deformed towards the recess when the field lens and the light valve component press the elastic frame.


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