Automatic control device having a multi-element knob

Details Automatic control device having a multi-element knob Automatic control device having a multi-element knob

1992-05-11

1993-11-09

Luong, Vinh T.

Machine element or mechanism

Control lever and linkage systems

Elements

74557, 16121, G05G 110

Patent

active

052592677

ABSTRACT:
A control device including a knob made of at least two independently rotatable elements, including a manually operable element and a driven element, the driven element having a position marker, a driver for rotating the further element, a reader for reading an amount which the manually operable element is rotated, and a processor for controlling the driver based upon the reading of the reader.

REFERENCES:
patent: 4532817 (1985-08-01), Chaki
patent: 4561565 (1985-12-01), Wolf et al.
patent: 4779305 (1988-10-01), Gorsek
patent: 4920823 (1990-05-01), Mohr et al.
patent: 4947097 (1990-08-01), Tao

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