EP 0479421 B1 19951213 - Scroll machine with floating seal
Title (en)
Scroll machine with floating seal
Title (de)
Spiralverdichter mit schwimmender Abdichtung
Title (fr)
Compresseur à spirales avec joint flottant
Publication
Application
Priority
US 59145490 A 19901001
Abstract (en)
[origin: EP0479421A1] A scroll machine utilizing working fluid under pressure to enhance axial sealing, including several embodiments of a multi-function floating seal to isolate the axial biasing fluid, and provide vacuum protection and a degree of high pressure ratio protection. <IMAGE>
IPC 1-7
IPC 8 full level
F04C 18/02 (2006.01); F04C 27/00 (2006.01); F04C 28/26 (2006.01); F04C 29/00 (2006.01); F04C 29/02 (2006.01); F04C 29/04 (2006.01); F16J 15/32 (2006.01)
CPC (source: EP KR)
F04C 18/0215 (2013.01 - EP); F04C 18/06 (2013.01 - KR); F04C 27/005 (2013.01 - EP); F04C 28/265 (2013.01 - EP)
Designated contracting state (EPC)
BE DE ES FR GB IT
DOCDB simple family (publication)
EP 0479421 A1 19920408; EP 0479421 B1 19951213; AU 651606 B2 19940728; AU 8153991 A 19920402; BR 9103456 A 19920616; CA 2046548 A1 19920402; CA 2046548 C 20020115; CN 1028379 C 19950510; CN 1060699 A 19920429; DE 69115422 D1 19960125; DE 69115422 T2 19960502; JP 2922343 B2 19990719; JP H06341387 A 19941213; KR 100188324 B1 19990601; KR 920008353 A 19920527; MX 9100629 A 19920605
DOCDB simple family (application)
EP 91307172 A 19910805; AU 8153991 A 19910802; BR 9103456 A 19910813; CA 2046548 A 19910709; CN 91108516 A 19910828; DE 69115422 T 19910805; JP 25696291 A 19910909; KR 910017086 A 19910930; MX 9100629 A 19910812