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Title:
MOTOR-INTEGRATED COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2016/158225
Kind Code:
A1
Abstract:
Provided is a motor-integrated compressor capable of exhibiting improved motor efficiency and compression efficiency through efficient cooling of an axial-gap motor. The motor-integrated compressor 100 is provided with a compressor body 10 and an axial-gap motor 20 for driving the compressor body. The axial-gap motor is provided with a shaft 21 which serves as a rotary shaft, a motor casing 14, 23, 25 for housing the shaft, a stator 24 that is fixed to the inner surface of the motor casing and annularly disposed with a predetermined gap from the outer periphery of the shaft, and motor rotors 22A, 22B that are connected to the shaft and respectively disposed with a predetermined gap from the stator in the axial direction of the shaft. The motor casing has an intake port 14a that is formed on the output side of the axial-gap motor and an exhaust port 25a that is formed on the opposite side of the axial-gap motor from the output side.

Inventors:
YAMAMOTO KENTARO (JP)
HARASHIMA TOSHIKAZU (JP)
SADAKATA KOSUKE (JP)
NISHIMURA HITOSHI (JP)
TSUCHIYA TAKESHI (JP)
Application Number:
PCT/JP2016/057038
Publication Date:
October 06, 2016
Filing Date:
March 07, 2016
Export Citation:
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Assignee:
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)
International Classes:
F04C29/00; F04C18/02; F04C29/04; H02K9/02
Domestic Patent References:
WO2004112222A12004-12-23
Foreign References:
JP2008017543A2008-01-24
JPS6233674U1987-02-27
JPS57154276U1982-09-28
JP2007040289A2007-02-15
JP2015047034A2015-03-12
Attorney, Agent or Firm:
KAICHI IP (JP)
Patent business corporation development-of-knowledge international patent firm (JP)
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