Title:
HERMETIC COMPRESSOR AND AIR-CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2017/212598
Kind Code:
A1
Abstract:
The hermetic compressor comprises: a hermetic container; an electric motor unit disposed inside the hermetic container; and a discharge port for discharging refrigerant gas compressed by a compression mechanism unit into the hermetic container in an axial direction of the compression mechanism unit as a refrigerant discharge direction. The discharge port is formed in such a shape that the ratio between the size of a dead volume in the discharge port and a displacement amount is 2% or less, and the ratio between a volume obtained by multiplying a cross-sectional area of the discharge port perpendicular to the refrigerant discharge direction by a unit length and the displacement amount is 0.6% or greater at different areas throughout the discharge port in the refrigerant discharge direction.
Inventors:
KIMOTO TAKAYA (JP)
Application Number:
PCT/JP2016/067140
Publication Date:
December 14, 2017
Filing Date:
June 08, 2016
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F04C18/356
Domestic Patent References:
WO2011155176A1 | 2011-12-15 |
Foreign References:
JP2007198319A | 2007-08-09 | |||
US20070154328A1 | 2007-07-05 | |||
JP2005155461A | 2005-06-16 | |||
JP2009197645A | 2009-09-03 |
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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