Geometrical instruments – Distance measuring – Opposed contacts
Patent
1989-02-17
1991-09-17
Shoap, Allan N.
Geometrical instruments
Distance measuring
Opposed contacts
33199R, 33812, G01B 340, G01B
Patent
active
050481975
ABSTRACT:
An apparatus and method empolying a notched precision caliper in conjunction with a transfer tool such as a conventional dial gauge caliper having ball-point type contact surfaces to provide a direct quantitative indication of a threaded member's pitch diameter deviation from the nominal pitch diameter value by a deflection of the dial gauge.
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Fulton C. W.
Shoap Allan N.
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