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Patent Searching and Data


Title:
ELECTRIC COMPRESSOR
Document Type and Number:
Japanese Patent JP2012052497
Kind Code:
A
Abstract:

To provide an electric compressor which can collect moisture included in a circulating passage, and can restrain the characteristic deterioration in a built-in permanent magnet.

This electric compressor includes a housing 10 provided with a suction port 11 and a delivery port 12, a compression part 15 arranged in the housing 10, compressing a refrigerant sucked in from the suction port 11 and delivering it from the delivery port 12, and an electric motor 2 arranged in the housing 10 and rotating a rotary shaft 21 for driving the compression part 15, and the electric motor 2 includes a rotor 22 incorporated with the permanent magnet 3 and a stator 23 supported by the housing 10. The electric compressor includes a trap chamber 7 arranged in a lower outer part of the housing 10 and can store the moisture, and a communicating passage 75 for communicating the trap chamber 7 with the inside of the housing 10. The moisture of circulating inside the housing 10 together with the refrigerant and lubricating oil, can be collected to the trap chamber 7 via the communicating passage 75.


Inventors:
FUKASAKU HIROSHI
MERA MINORU
Application Number:
JP2010197392A
Publication Date:
March 15, 2012
Filing Date:
September 03, 2010
Export Citation:
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Assignee:
TOYOTA IND CORP
International Classes:
F04B39/16; C09K5/04; C10M105/38; C10M107/24; C10M107/34; F04B39/00; F04C29/00; F04C29/12; F25B1/00; H02K5/10; C10N30/00; C10N40/30
Attorney, Agent or Firm:
Aichi International Patent Office