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 9702521 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 11, 2017

Filed:

Jan. 13, 2015
Applicant:

Philips Lighting Holding B.v., Eindhoven, NL;

Inventors:

Gang Song, Shanghai, CN;

Caijie Yan, Shanghai, CN;

Wei Wang, Shanghai, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/06 (2006.01); F21V 7/00 (2006.01); G02B 19/00 (2006.01); F21V 29/503 (2015.01); F21V 3/04 (2006.01); F21V 5/00 (2015.01); F21V 19/00 (2006.01); F21W 131/103 (2006.01); F21Y 115/00 (2016.01); F21W 121/00 (2006.01); F21W 131/10 (2006.01);
U.S. Cl.
CPC ...
F21V 7/0033 (2013.01); F21V 3/0445 (2013.01); F21V 5/004 (2013.01); F21V 5/007 (2013.01); F21V 7/06 (2013.01); F21V 19/0035 (2013.01); F21V 29/503 (2015.01); G02B 19/0028 (2013.01); G02B 19/0066 (2013.01); F21W 2121/00 (2013.01); F21W 2131/10 (2013.01); F21W 2131/103 (2013.01); F21Y 2115/00 (2016.08);
Abstract

Disclosed is a luminaire () comprising a chamber delimited by a body () defining a light exit surface of the luminaire; and an optical cavity () inside the chamber such that the chamber comprises a volume () delimited by the body and the optical cavity, wherein the optical cavity is delimited by a first parabolic mirror () and a second parabolic mirror () facing the first parabolic mirror, the second parabolic mirror comprising an aperture () facing the volume, the optical cavity comprising a light source () mounted inside said cavity; wherein the first parabolic mirror and the second parabolic mirror are shaped to create an image () of the light source in the volume.


Find Patent Forward Citations

Song, Gang. (2017). Luminaire (U.S. Patent No. 9702521). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9702521

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