EP 0899522 A3 20000322 - Device for preventing compressor damage due to oil shortage at very low suction temperatures, particularly for vehicle refrigeration compressors
Title (en)
Device for preventing compressor damage due to oil shortage at very low suction temperatures, particularly for vehicle refrigeration compressors
Title (de)
Einrichting zur Verhinderung von Kompressorschäden insbesondere bei Kompressoren für Fahrzeugkühlung durch Ölmangel bei sehr tiefen Ansaugtemperaturen
Title (fr)
Dispositif pour prévenir des dégâts de compresseur causés par manque d'huile à des températures d'aspiration très basses, en particulier pour des compresseurs de réfrigération de véhicules
Publication
Application
Priority
DE 19737671 A 19970829
Abstract (en)
[origin: EP0899522A2] The arrangement has a branch (5) from the liquid delivery line (4) before the injection valve (6) which leads into a magnetic blocking valve (8) which is closed in the no-current state. A connecting line (9) after the evaporator (7) leading to the suction line (9) contains a choke element (10).
IPC 1-7
IPC 8 full level
F25B 31/00 (2006.01); F25B 41/04 (2006.01)
CPC (source: EP US)
F25B 31/002 (2013.01 - EP US); F25B 41/20 (2021.01 - EP US)
Citation (search report)
- [Y] US 5408841 A 19950425 - FUJIWARA TAKASHI [JP], et al
- [Y] US 4462219 A 19840731 - IWATA TAKAYUKI [JP]
- [Y] EP 0685692 A2 19951206 - MITSUBISHI ELECTRIC CORP [JP]
- [Y] US 4742689 A 19880510 - LOWES ALBERT R [US]
- [A] US 2258458 A 19411007 - LANGE HAROLD T
- [A] US 5355697 A 19941018 - MORIMOTO RYOJI [JP]
- [A] US 3014352 A 19611226 - GEORGE LEIMBACH JOHN
- [A] US 5076068 A 19911231 - MIKHAIL NOYA [DE]
- [A] US 3276221 A 19661004 - CRUMLEY ERNEST W
- [A] PATENT ABSTRACTS OF JAPAN vol. 018, no. 380 (M - 1639) 18 July 1994 (1994-07-18)
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0899522 A2 19990303; EP 0899522 A3 20000322; DE 19737671 A1 19990304
DOCDB simple family (application)
EP 98105427 A 19980325; DE 19737671 A 19970829