Electricity: motive power systems – Positional servo systems – With protective or reliability increasing features
Patent
1987-07-10
1988-11-15
Shoop, Jr., William M.
Electricity: motive power systems
Positional servo systems
With protective or reliability increasing features
123479, 36443111, 371 11, G05B 2302
Patent
active
047852224
ABSTRACT:
A system for the actuation of a setting element with a digital actuation device, particularly for a motor vehicle, wherein the digital actuation device is connected with a monitoring circuit which, upon failure of the digital actuation device, switches a by-pass of the digital actuation device. Preferably the digital actuation device comprises a microcomputer, from an output of which uniform signals are supplied during the course of the program, which signals are evaluated by the monitoring circuit.
REFERENCES:
patent: 4386427 (1983-05-01), Hosoka
patent: 4450815 (1984-05-01), Mouvi
patent: 4531190 (1985-07-01), Drews et al.
Pfalzgraf Manfred
Probst Kurt
Wokan Andreas
Bergmann M.
Farber Martin A.
Shoop Jr. William M.
VDO Adolf Schindling AG
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