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:
May. 02, 2006
Filed:
May. 28, 2004
Shigemitsu Suzuki, Takahama, JP;
Motohisa Ishiguro, Anjo, JP;
Mitsuru Terayama, Anjo, JP;
Atsushi Unno, Kariya, JP;
Hiroshi Kajino, Aichi-ken, JP;
Shigemitsu Suzuki, Takahama, JP;
Motohisa Ishiguro, Anjo, JP;
Mitsuru Terayama, Anjo, JP;
Atsushi Unno, Kariya, JP;
Hiroshi Kajino, Aichi-ken, JP;
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Abstract
An electric powered pump includes a pump body having a suction chamber, a discharge chamber and an accommodation concave portion for accommodating a pump rotor, a rotational shaft rotatably supported by the pump body, the pump rotor is fixed at a first end of the rotational shaft, a motor having a rotor including a magnet, an annular stator including a core and a coil, the rotor is fixed at a second end of the rotational shaft which is opposite to the first end of the rotational shaft, a motor housing having a hole shaped cylindrical space inside of the stator formed with the motor housing, the motor housing is fixed at the pump body to be positioned in the cylindrical space having a predetermined clearance relative to the rotor, a driver portion for driving the motor, a accommodation space formed at an end surface of the motor housing provided at a side of the second end of the rotational shaft, the accommodation space is configured to accommodate the driver portion, and a cover for covering the accommodation space.