EP 1541868 A4 20051214 - REFRIGERANT COMPRESSOR
Title (en)
REFRIGERANT COMPRESSOR
Title (de)
KÄLTEMITTELKOMPRESSOR
Title (fr)
COMPRESSEUR DE REFRIGERATION
Publication
Application
Priority
- JP 2004006578 W 20040510
- JP 2003133120 A 20030512
- JP 2004120162 A 20040415
Abstract (en)
[origin: EP1541868A1] A valve plate includes a plurality of suction holes and a plurality of suction reed valves for opening and closing them. At least two of theses suction reed valves have different natural frequencies. In this configuration, a natural frequency of one reed valve is larger. Therefore, even when an operation frequency is changed to a higher frequency, the compressor can suck a refrigerant gas into a cylinder efficiently without occurring delayed closing and reduction of a lift amount. Thus, refrigerating capacity and compression efficiency can be increased. <IMAGE>
IPC 1-7
IPC 8 full level
F04B 39/00 (2006.01); F04B 39/10 (2006.01)
CPC (source: EP KR US)
F04B 39/0005 (2013.01 - KR); F04B 39/0027 (2013.01 - EP KR US); F04B 39/0088 (2013.01 - EP KR US); F04B 39/1066 (2013.01 - KR); F04B 39/1073 (2013.01 - EP KR US); F04B 39/12 (2013.01 - KR); F05B 2210/12 (2013.01 - KR)
Citation (search report)
- [XY] US 6206655 B1 20010327 - TANAKA YASUHIKO [JP], et al
- [XY] EP 1054157 A2 20001122 - TOYODA AUTOMATIC LOOM WORKS [JP]
- [Y] EP 1255042 A2 20021106 - CALSONIC KANSEI CORP [JP]
- [A] EP 0845595 A1 19980603 - MATSUSHITA REFRIGERATION [JP] & JP 2000329066 A 20001128 - TOYODA AUTOMATIC LOOM WORKS & JP 2002332968 A 20021122 - CALSONIC KANSEI CORP & WO 9747882 A1 19971218 - MATSUSHITA REFRIGERATION [JP], et al
- [Y] PATENT ABSTRACTS OF JAPAN vol. 2002, no. 08 5 August 2002 (2002-08-05)
- [Y] PATENT ABSTRACTS OF JAPAN vol. 1998, no. 02 30 January 1998 (1998-01-30)
- [Y] PATENT ABSTRACTS OF JAPAN vol. 1998, no. 02 30 January 1998 (1998-01-30)
- See references of WO 2004099617A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1541868 A1 20050615; EP 1541868 A4 20051214; JP 2004360686 A 20041224; KR 20050033613 A 20050412; US 2006039808 A1 20060223; WO 2004099617 A1 20041118
DOCDB simple family (application)
EP 04732026 A 20040510; JP 2004006578 W 20040510; JP 2004120162 A 20040415; KR 20057000992 A 20050119; US 52251405 A 20050127