Electric Water Pump

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20160248313A1
SERIAL NO

15041832

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Provided is a highly reliable and compact electric water pump. A motor unit includes an axial gap motor having a stator and rotors. A partition formed with a nonmagnetic member is interposed between the motor unit and a pump unit. A torque generated by the motor unit is transmitted to the pump unit by a contactless magnetic coupling in an axial direction. The partition is formed to have a bottomed cylindrical shape. The motor unit and pump unit are provided with driving magnets and passive magnets respectively which are opposed to each other with a cylindrical part of the partition between them.

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Patent Owner(s)

Patent OwnerAddress
HITACHI AUTOMOTIVE SYSTEMS LTDHITACHINAKA-SHI

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
ENOMOTO, Yuji Tokyo, JP 104 749
KAWAMATA, Shohichi Tokyo, JP 2 2
NORIDUKI, Kunihiko Tokyo, JP 2 2
TAKARAI, Kenya Hitachinaka, JP 11 49

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