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:
Mar. 29, 2005
Filed:
Dec. 20, 2002
Hideaki Nakazawa, Shizuoka, JP;
Takeyuki Tachiiwa, Shizuoka, JP;
Norihiro Nishitani, Shizuoka, JP;
Katutada Shirai, Shizuoka, JP;
Hideaki Nakazawa, Shizuoka, JP;
Takeyuki Tachiiwa, Shizuoka, JP;
Norihiro Nishitani, Shizuoka, JP;
Katutada Shirai, Shizuoka, JP;
Koito Manufacturing Co., Ltd., Tokyo, JP;
Abstract
A headlamp includes a lamp housing defining a lamp body and a front lens. A reflector is accommodated in the lamp housing and a light source is attached thereto. An aiming mechanism tiltably supports the reflector relative to the lamp body, and includes an aiming fulcrum, aiming screws, and nut members attached to the reflector. The nut members are guided by sliding guides in the lamp body, and stress releasing devices having a ball-and-socket joint structure are provided in an attachment portion of the nut members and brackets. A ball portion of a ball-and-socket joint is formed in a nut member body itself provided with a female screw portion, a slider supported by the sliding guides is formed integrally with a side of the ball portion, and the ball portion is supported on a ball receiving portion of bearings attached to the brackets.