Electric heating – Heating devices – With power supply and voltage or current regulation or...
Patent
1998-03-05
1999-11-09
Paschall, Mark
Electric heating
Heating devices
With power supply and voltage or current regulation or...
219497, 219501, 219202, 307117, H05B 102
Patent
active
059819189
ABSTRACT:
A circuit is provided for temperature-dependent control of the heating current of seat heaters to detect with a high functional reliability an interruption in the lead wire to a temperature element and to shut down the heating current in the event that an interrupt is found.
REFERENCES:
patent: 4516543 (1985-05-01), Abe et al.
patent: 4546238 (1985-10-01), Ahs
patent: 4700046 (1987-10-01), Fristedt
patent: 4926025 (1990-05-01), Wilhelm
patent: 5075537 (1991-12-01), Lorenzen et al.
patent: 5288974 (1994-02-01), Hanzic
Materna Gerald
Topp Rainer
Paschall Mark
Robert & Bosch GmbH
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