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. 05, 2013
Filed:
Dec. 16, 2008
Hideki Masuda, Niigata, JP;
Hideki Masuda, Niigata, JP;
Nippon Seiki Co., Ltd., Niigata, JP;
Abstract
An indicating instrument is provided in which a pointer is secured to pointer drive means by attraction force of magnets and the magnetic influence of the magnets can be reduced to improve the indication accuracy of the pointer. The indicating instrument has a display plate, a pointerprovided on the front-face side of the display plate, and pointer drive means provided on the back-face side of the display platefor rotating the pointer. The indicating instrument includes a first magnetof ring shape provided in the pointer, a second magnetprovided in the pointer drive means such that the second magnetis opposite to the first magnet, a rotation drive memberincluded in the pointer drive means and rotating the second magnet, and a magnetic shield memberprovided between the second magnetand the rotation drive member, wherein the pointeris rotated in association with rotation drive of the pointer drive means by attraction force of the first and second magnets