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.:
Date of Patent:
Feb. 26, 2013
Filed:
Mar. 29, 2011
Applicants:
Motonori Tominaga, Anjo, JP;
Takahito Nishii, Nagoya, JP;
Yasutoshi Horii, Nagoya, JP;
Inventors:
Assignees:
Nippon Soken, Inc., Nishio, JP;
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60Q 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a light chamber formed by a housing case and a lens cover of a headlamp assembly, a projection lens and a light source are arranged in order along an optical axis of the light source from a front side of the light chamber. Radiating fins of a plate shape is vertically placed in the light chamber and radiate heat energy generated by the light source. A heat exchange chamber is formed in a ceiling wall of the housing case above the radiating fins. The heat exchange chamber has a concave shape from the ceiling wall of the housing case, and is open toward the radiating fins side.