AIR CONDITIONER FOR VEHICLE

PURPOSE:To eliminate a problem of the insufficient lubricating oil returning to a compressor in an air conditioner for a vehicle wherein an air conditioning evaporator and a freezing evaporator for cooling the interior of a cooling box are parallely provided by increasing the amount of a refrigerant...

Full description

Saved in:
Bibliographic Details
Main Authors SAWADA MASAO, NOYAMA HIDETO
Format Patent
LanguageEnglish
Published 24.06.1994
Edition5
Subjects
Online AccessGet full text

Cover

Loading…
More Information
Summary:PURPOSE:To eliminate a problem of the insufficient lubricating oil returning to a compressor in an air conditioner for a vehicle wherein an air conditioning evaporator and a freezing evaporator for cooling the interior of a cooling box are parallely provided by increasing the amount of a refrigerant returning to the compressor upon a low load refrigerator single operation. CONSTITUTION:In a vehicle air conditioning apparatus wherein an air conditioning evaporator 7 and a freezing evaporator 11 for cooling the interior of a cooling box 12 are parallely provided, an injection passage 31 is provided for leading a refrigerant fluid condensed in a condenser 2 to a compressor 1 and an opening/closing valve 32 is interposed on the injection passage 31 and further a controller 17 is provided for opening the opening/closing valve 32 upon the refrigerator being singly operated.
Bibliography:Application Number: JP19920324166