Geometrical instruments – Area integrators – Electrical
Patent
1982-01-20
1983-11-01
Stearns, Richard R.
Geometrical instruments
Area integrators
Electrical
33174L, G01B 512, G01B 712
Patent
active
044123850
ABSTRACT:
An automatic gauge for checking diameters of holes of a mechanical piece comprising plug gauges having protection nosepieces adapted to enter into the holes, a slide carrying the plug gauges, and a hydraulic device for displacing the slide; the contact between the nosepiece of a plug gauge and the piece, caused by errors in the machining or in the positioning of the piece, making a circuit which controls stopping of the slide for preventing the plug gauges from being damaged.
REFERENCES:
patent: 3889380 (1975-06-01), Albertazzi
patent: 3958338 (1976-05-01), Anichini et al.
patent: 4192073 (1980-03-01), Vanderwal, Jr.
patent: 4306455 (1981-12-01), Selleri
patent: 4344233 (1982-08-01), Albertazzi
patent: 4348814 (1982-09-01), Possati et al.
patent: 4364177 (1982-12-01), Possati et al.
Finike Italiana Marposs S.p.A.
Stearns Richard R.
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