Heating device suitable for motor vehicles

Heating systems – Heat and power plants – Vehicle

Reexamination Certificate

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Details

C237S01230R, C126S247000, C122S026000

Reexamination Certificate

active

06896191

ABSTRACT:
The invention relates to a heating device, in particular for motor vehicles, for generating frictional heat by liquid friction with a housing which is arranged in a stationary position and has a working space and a motor-driven rotor in the working space.

REFERENCES:
patent: 4454861 (1984-06-01), Grenier
patent: 4974778 (1990-12-01), Bertling
patent: 5230326 (1993-07-01), Suzuki et al.
patent: 5957121 (1999-09-01), Suzuki et al.
patent: 6042017 (2000-03-01), Ban et al.
patent: 6138920 (2000-10-01), Ban et al.
patent: 42 36 624 (1996-07-01), None
patent: 197 43 148 (1998-04-01), None
patent: 198 18 051 (1998-10-01), None
patent: 198 27 097 (1999-12-01), None
patent: 199 48 035 (2000-04-01), None
patent: 199 40 536 (2000-08-01), None

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