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:
Aug. 16, 2016

Filed:

Apr. 15, 2015
Applicant:

Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;

Inventor:

Kiyoko Tsuji, Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01); G03B 21/14 (2006.01); H05K 1/00 (2006.01);
U.S. Cl.
CPC ...
G03B 21/206 (2013.01); G03B 21/145 (2013.01); G03B 21/20 (2013.01); G03B 21/2013 (2013.01); H05K 1/00 (2013.01);
Abstract

The light source device includes a first light source, a second light source, and a substrate including a base member. A first wiring and a second wiring are disposed on the substrate. The first wiring has a connection part including connection parts such that the first light source is electrically connected in series and a connection part including connection parts such that the second light source is electrically connected in series. The base member is provided with at least one through-hole at each portion where the connection parts of the connection parts are disposed, and includes a protrusion in a vicinity of the through-hole such that the protrusion protrudes along a surface of the base member in a direction intersecting the first wiring. The second wiring includes at least one detour path in a vicinity of the protrusion, detouring around the through-hole with an insulation distance from the through-hole.


Find Patent Forward Citations

Loading…