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:
Apr. 28, 2009
Filed:
Sep. 12, 2006
Kiyotaka Fukawa, Shizuoka, JP;
Hiroyuki Ishida, Shizuoka, JP;
Kiyotaka Fukawa, Shizuoka, JP;
Hiroyuki Ishida, Shizuoka, JP;
Koito Manufacturing Co., Ltd., Tokyo, JP;
Abstract
A lamp unit including mirror memberhaving an upward reflecting surface, which reflects part of reflected light from a reflectorupward and is disposed between the reflectorand a projection lens. The mirror membercan be moved in the direction of an optical axis Ax and can take a reference position, where the front end edgeof the upward reflecting surfaceis located at the rear focal point F of the projection lens, and a front movement position, which is located forward a predetermined distance from the reference position. When the mirror member is moved to the front movement position, part of the reflected light from the reflectorpasses through a space behind the mirror memberso as to be incident on the lower region of the projection lens