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:
May. 03, 2016

Filed:

Apr. 16, 2013
Applicant:

Enplas Corporation, Saitama, JP;

Inventors:

Kyouhei Yamada, Saitama, JP;

Noriyuki Kawahara, Saitama, JP;

Assignee:

Enplas Corporation, Saitama, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/04 (2006.01); F21V 8/00 (2006.01); F21V 5/00 (2015.01); F21V 5/04 (2006.01); G02B 17/08 (2006.01); G02B 5/02 (2006.01); F21K 99/00 (2016.01); F21S 4/00 (2016.01); F21Y 101/02 (2006.01); F21Y 103/00 (2016.01); H01L 33/58 (2010.01);
U.S. Cl.
CPC ...
G02B 6/0031 (2013.01); F21V 5/00 (2013.01); F21V 5/04 (2013.01); G02B 5/02 (2013.01); G02B 6/0018 (2013.01); G02B 6/0051 (2013.01); G02B 6/0058 (2013.01); G02B 6/0078 (2013.01); G02B 17/08 (2013.01); F21K 9/17 (2013.01); F21K 9/50 (2013.01); F21S 4/003 (2013.01); F21Y 2101/02 (2013.01); F21Y 2103/003 (2013.01); G02B 6/0021 (2013.01); H01L 33/58 (2013.01);
Abstract

A luminous flux control member () of the present invention has: a light input surface (); total reflection surfaces (), which are formed at positions facing a light emitting element with the light input surface () therebetween; two light guide sections (), which are formed such that respective cross-sectional areas thereof are reduced in the direction to be away from the light input surface () and the total reflection surface (), said light guide sections being formed at facing positions with the light input surface () and the total reflection surface () therebetween; and two light output surfaces (), which are formed on the outer surfaces of the two light guide sections (), respectively.


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