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Title:
INNER HEAT EXCHANGER, PARTICULARLY FOR MOTOR VEHICLE AIR CONDITIONERS
Document Type and Number:
WIPO Patent Application WO/2011/036044
Kind Code:
A3
Abstract:
The invention relates to an inner heat exchanger for separately guiding a cooling fluid flow and a fluid flow to be cooled. In order to improve the heat transfer between the two separately guided fluid flows, a cylindrical flow body (20) is provided, comprising a convex impact surface (42) on the front end thereof. A plurality of individual tubes (12) forming a parallel tube bundle are disposed on a circumference of a circle in the flow body (20), guiding the fluid flow to be cooled. The individual tubes are located in longitudinal holes (43) of the flow body (20) extending in parallel axes, forming an annular gap (45) through which the cooling fluid flows.

Inventors:
RÖCK, Claus (Theodor-Heuss-Straße 37, Sulzbach-Murr, 71560, DE)
GORZEL, Andreas (Danzigerstraße 10, Oppenweiler, 71570, DE)
Application Number:
EP2010/062845
Publication Date:
March 31, 2011
Filing Date:
September 02, 2010
Export Citation:
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Assignee:
CONTITECH KÜHNER GMBH & CIE. KG (Talstraße 6, Oppenweiler, 71570, DE)
RÖCK, Claus (Theodor-Heuss-Straße 37, Sulzbach-Murr, 71560, DE)
GORZEL, Andreas (Danzigerstraße 10, Oppenweiler, 71570, DE)
International Classes:
F28D7/10; F28F9/02; F28F13/06
Foreign References:
US6626235B12003-09-30
DE1134397B1962-08-09
FR2507759A11982-12-17
EP2157390A22010-02-24
Attorney, Agent or Firm:
FINGER, Karsten (Continental Aktiengesellschaft, Patente und LizenzenPostfach 169, Hannover, 30001, DE)
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