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:
Sep. 30, 2003
Filed:
Feb. 21, 2002
Nippon Seiki Co., Ltd., Niigata, JP;
Abstract
There is provided a pointer type instrument which can reduce a light leakage to a side of a display board, and has a pointer which includes an indication member brightened by illumination light introduced from a back side of a rotation center region R and made of a translucent resin material, and a cover member covering its outer periphery except for the back side of the rotation center region R and made of a light shielding resin material, and is driven to be rotated through a driving unit ; a display board which is disposed behind the pointer , is apart from the cover member with a predetermined gap part S intervening, and includes a light passing part corresponding to the rotation center region R; and a light source disposed behind the display board , for generating the illumination light, wherein a leakage light prevention part for suppressing a light leakage from the gap part S is provided on the back side (back side of a pedestal part ) of the rotation center region R except for an introduction part (a light receiving part , a reflection part ) of the illumination light.