Global Patent Index - EP 0899522 A3

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

EP 0899522 A3 20000322 (DE)

Application

EP 98105427 A 19980325

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

F25B 49/02; F25B 41/04; F25B 49/00; F25B 31/00; B60H 1/32

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)

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