Apparatus and method of measuring surface roughness

Details Apparatus and method of measuring surface roughness Apparatus and method of measuring surface roughness

1976-07-06

1977-09-27

Gill, James J.

Measuring and testing

Surface and cutting edge testing

Roughness

33174P, G01B 528

Patent

active

040502945

ABSTRACT:
A carriage mounted to be driven with a reciprocating motion carries a probe with a stylus and also carries a yoke to move relative to a potentiometer. The unit includes a readily replaceable bushing to permit alignment of the probe in various sizes of holes. A drive unit and a logic circuit controls movement of the carriage.

REFERENCES:
patent: 2914938 (1959-12-01), Laakso
patent: 3120121 (1964-02-01), Witzke
patent: 3377828 (1968-04-01), Harmon
patent: 3534596 (1970-10-01), Batts et al.
patent: 3795132 (1974-03-01), Huling et al.

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