The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 07, 1998

Filed:

Apr. 27, 1995
Applicant:
Inventors:

Andreas Braatz, Rutesheim, DE;

Hans Hanke, Heuchlingen, DE;

Assignee:

Mercedes-Benz AG, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60H / ; B60H / ; F01P / ;
U.S. Cl.
CPC ...
237 / ; 126247 ; 123 4144 ;
Abstract

In a hydrodynamic heat generator for a motor vehicle with an internal combustion engine having a cooling water circuit with a circulating pump, the hydrodynamic heat generator comprises a generator housing part which is integrated with a pump housing part and defines a water space which is in communication with the pumping space and includes a bladed rotor and a bladed stator firmly supported in the generator housing part adjacent the water space and an electromagnetic clutch for engagement of the bladed rotor with a drive shaft which extends through the heat generator housing part into the pump housing part and carries, at its end in the pump housing part, an impeller for circulating the cooling water.


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