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Document Type and Number:
Japanese Patent JP4107461
Kind Code:
An integrated modular collector-heat exchanger unit for motor vehicle air conditioners and the like has a collector housing in which a collecting space and a heat exchanger unit are disposed. The heat exchanger unit includes two separate heat exchanger ducts which are in a thermal contact. One heat exchanger duct has a helical course and is part of a first flow duct which extends from a housing inlet to a housing outlet in the collector housing. The other heat exchanger duct is part of a second flow duct extending between the collecting space and a housing connection. This other heat exchanger duct also has a helical course, its coils in each case being in a thermal contact with at least one adjoining coil of the first of the first heat exchanger duct.

Bernd Deanhard
Hans Joachim Claus
Hagen Mittelstrass
Karl Heinz Stafa
Kristow Walter
Application Number:
Publication Date:
June 25, 2008
Filing Date:
December 13, 1999
Export Citation:
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Veil GM Behr und Coker Game
International Classes:
B60H1/32; F28D7/10; F25B40/00; F25B43/00; F28D1/06; F28D7/02; F25B9/00
Domestic Patent References:
Foreign References:
Attorney, Agent or Firm:
Toru Tanabe

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