Geometrical instruments – Area integrators – Electrical
Patent
1978-06-21
1979-10-16
Stearns, Richard R.
Geometrical instruments
Area integrators
Electrical
33147K, G01B 512
Patent
active
041708318
ABSTRACT:
A measurement instrument in the form of a bore gage comprises a tubular casing within which there is centered a longitudinal member, one end of which transmits its movements to a gaging device, and the other end of which is coupled to contact elements that move transverse to the casing. The contact elements are characterized as having at least a hemispherical end which engages a pair of cylindrical segments that are cut into opposed V grooves on the other end of the longitudinal member.
REFERENCES:
patent: 1451736 (1923-04-01), Lauer
patent: 2495406 (1950-01-01), Buscher et al.
patent: 2591452 (1952-04-01), Maag
patent: 2642672 (1953-06-01), Lewis et al.
patent: 2799092 (1957-07-01), Abramson
patent: 2842858 (1958-07-01), Mennesson
patent: 2881529 (1959-04-01), Roch
Federal Products Corporation
Stearns Richard R.
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