Electric Water Pump
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Issued Date -
Aug 25, 2016
app pub date -
Feb 11, 2016
filing date -
Feb 19, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
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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