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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.:

US 9470219 B1

PDFFull Text
Date of Patent:
Oct. 18, 2016

Filed:

Nov. 27, 2012

Electric pump

Applicant:

Aisin Seiki Kabushiki Kaisha, Kariya-shi, JP;

Inventors:

Hiroshi Kato, Okazaki, JP;

Hideki Nakayoshi, Kariya, JP;

Assignee:

AISIN SEIKI KABUSHIKI KAISHA, Kariya-Shi, Aichi-Ken, JP;

Attorney:

Buchanan Ingersoll & Rooney PC

Primary Examiner:

Patrick Hamo

Int. Cl.
CPC ...
F04B 39/12 (2006.01); F04D 13/06 (2006.01); F04B 17/03 (2006.01); F04B 53/22 (2006.01); H02K 5/08 (2006.01); H02K 5/22 (2006.01); H02K 7/14 (2006.01); F01C 21/00 (2006.01); F01C 21/10 (2006.01); F04C 29/04 (2006.01); F04C 15/00 (2006.01); F04C 2/10 (2006.01);
U.S. Cl.
CPC ...
F04B 39/121 (2013.01); F01C 21/007 (2013.01); F01C 21/10 (2013.01); F04B 17/03 (2013.01); F04B 53/22 (2013.01); F04C 15/0096 (2013.01); F04C 29/047 (2013.01); F04D 13/06 (2013.01); H02K 5/08 (2013.01); H02K 5/225 (2013.01); H02K 7/14 (2013.01); H02K 11/33 (2016.01); F04C 2/102 (2013.01);
Abstract

An electric pump includes a pump portion, a motor portion including a rotor formed in a cylinder form sharing an axis with a rotation shaft provided at the pump portion and a stator formed in an annular form arranged at an outer periphery of the rotor with a clearance between the stator and the rotor, and a driver portion arranged at a position between the pump portion and the motor portion when viewed in a direction orthogonal to an axial direction of the rotation shaft, the driver portion controlling the motor portion, the driver portion arranged in a state where a portion of the driver portion overlaps with at least a portion of the pump portion or with at least a portion of the motor portion when viewed in the axial direction.

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