System for verifying the position of a movable table

Details System for verifying the position of a movable table System for verifying the position of a movable table

1985-08-16

1986-11-18

Swann, III, Glen R.

Communications: electrical

Condition responsive indicating system

Specific condition

340540, 354 1, G08B 2100

Patent

active

046238794

ABSTRACT:
A system for verifying the position of a moveable table within a narrow range includes a sensor which yields an output proportional to the travel of the moveable table. A comparator receives the output and provides an output pulse when the travel is within a selected range. A pulse generator receives the output pulse and provides a control pulse. Logic means receives the control pulse and provides either an alarm signal or a ready signal.

REFERENCES:
patent: 3588867 (1971-06-01), Harris
patent: 4370036 (1983-01-01), Kelly et al.

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