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:
Jan. 17, 2006
Filed:
Aug. 31, 2004
Kiyotaka Uehira, Osaka, JP;
Koji Oike, Kyoto, JP;
Masaharu Ushihara, Osaka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A detector of a rotation angle and torque is disclosed. First gear () and second gear () are coupled to input shaft () and output shaft () of a torsion-bar unit respectively. First magnet () magnetized in a radius direction is rigidly mounted to first rotor () engaging with first gear (). Second magnet () magnetized in a radius direction is rigidly mounted to second rotor () engaging with second gear (). Circuit board () is placed between first rotor () and second rotor (). Circuit board () includes first magnetism detecting element () on its first face confronting the first magnet (), and also includes second magnetism detecting element () on its second face confronting the second magnet ().