Title:
DISPLACEMENT COMPRESSOR
Document Type and Number:
Japanese Patent JP2012149615
Kind Code:
A
Abstract:
To provide a displacement compressor preventing opening delay of a valve element and having high efficiency.
The displacement compressor includes a suction check valve. The suction check valve includes a plurality of windows formed by cutting a suction valve side wall to introduce a backflow gas refrigerant into the valve element, in such a manner that the valve can float with high responsiveness by a pressure difference induced by the ejected gas refrigerant flowing backward, without using a spring for pressing in closing the suction check valve.
Inventors:
MATSUNAGA KAZUYUKI
TADOKORO TETSUYA
SAKAI HITOMI
NIIMURA SHUHEI
TADOKORO TETSUYA
SAKAI HITOMI
NIIMURA SHUHEI
Application Number:
JP2011010359A
Publication Date:
August 09, 2012
Filing Date:
January 21, 2011
Export Citation:
Assignee:
HITACHI APPLIANCES INC
International Classes:
F04B39/10; F04C18/02; F04C29/12
Attorney, Agent or Firm:
Manabu Inoue
Yuji Toda
Shigemi Iwasaki
Yuji Toda
Shigemi Iwasaki