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 8157385 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 17, 2012

Filed:

Jan. 08, 2009
Applicant:

Susumu Aruga, Siojiri, JP;

Inventor:

Susumu Aruga, Siojiri, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/00 (2006.01); G03B 21/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A reflector used in combination with a light emitting portion that emits light and disposed around a central axis on which the light emitting portion is disposed includes a curved reflection section having the substantially same shape as that of a surface of revolution around the central axis, the curved reflection section reflecting light from the light emitting portion, and a flat deflection section formed on a flat surface positioned closer to the central axis than the surface of revolution, the flat deflection section deflecting the light from the light emitting portion forward. The flat deflection section has a plurality of structural members formed on the flat surface.


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Aruga, Susumu. (2012). Reflector, light source apparatus, and projector (U.S. Patent No. 8157385). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8157385

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