Dimensioning head for plug gage

Details Dimensioning head for plug gage Dimensioning head for plug gage

1987-04-17

1989-10-17

Haroian, Harry N.

Geometrical instruments

Area integrators

Electrical

G01B 512

Patent

active

048737682

ABSTRACT:
In a dimensioning head for a plug gage, a pair of exteriorly projecting balls project through openings on either side of the longitudinal axis of the housing for contacting the inside diameter of the bore hole to be measured. Each of the balls contact a V-shaped groove of a guide surface to the housing to ensure accuracy and repeatability of measurements.

REFERENCES:
patent: 2702946 (1955-03-01), Boat
patent: 2799092 (1957-07-01), Abramson
patent: 2842858 (1958-07-01), Mennesson
patent: 2968102 (1961-01-01), Raifsnider
patent: 3233330 (1966-02-01), Cho
patent: 3343270 (1967-09-01), Eisele
patent: 3882604 (1975-05-01), Macklyn
patent: 4058901 (1977-11-01), Lendi et al.

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