Wide-range device for measuring the linear sizes of mechanical w

Details Wide-range device for measuring the linear sizes of mechanical w Wide-range device for measuring the linear sizes of mechanical w

1975-06-12

1976-12-14

Aegerter, Richard E.

Geometrical instruments

Area integrators

Electrical

33125C, 33147N, G01B 702

Patent

active

039966690

ABSTRACT:
A wide-range device for measuring the sizes of mechanical pieces which includes at least one measuring head, a support for said at least one measuring head with a narrow-range measuring transducer, a D.C. motor, a position transducer with reciprocally moving elements having a scale with equidistant reference positions, a position servo-system to position a reference element integral with the measuring head in correspondence with one of the reference positions of the scale, a reader connected to the measuring head to indicate the measure in intervals comprised between the reference positions of the scale and circuits to control the motor.

REFERENCES:
patent: 2293502 (1942-08-01), Hermann
patent: 2814120 (1957-11-01), Fogiel
patent: 3276131 (1966-10-01), Hahn
patent: 3293759 (1966-12-01), Mac et al.
patent: 3471934 (1969-10-01), Miller et al.

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