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. 05, 2013
Filed:
Jun. 21, 2010
Takahiro Nakamura, Anjo, JP;
Kazuhiro Nakamura, Ichinomiya, JP;
Takehide Nakamura, Handa, JP;
Shinya Suzuki, Obu, JP;
Takahiro Nakamura, Anjo, JP;
Kazuhiro Nakamura, Ichinomiya, JP;
Takehide Nakamura, Handa, JP;
Shinya Suzuki, Obu, JP;
Aisan Kogyo Kabushiki Kaisha, Obu, JP;
Abstract
A motor is provided with a rotation detector including a detection rotor and a detection stator placed to face the detection rotor. The motor further includes a motor case and a motor shaft protruding out of the motor case. The detection rotor is fixed to an end of the motor shaft. The detection rotor includes a plate and a coil provided on the plate. The plate is fixed to the end of the motor shaft. Specifically, the motor shaft includes an opening in the end. The plate has a circular disc shape and a cylindrical portion protruding in the center from the back side. The cylindrical portion is press-fitted in the opening of the motor shaft to fix the plate to the end of the motor shaft.