Internal measuring device

Details Internal measuring device Internal measuring device

1979-03-21

1981-05-05

Stearns, Richard R.

Geometrical instruments

Area integrators

Electrical

33147K, G01B 512

Patent

active

042650267

ABSTRACT:
An internal measuring device with a measuring unit comprising a measuring bolt and a fixed measuring contact. In order to facilitate the centering of the device inside the bore for measurement to be made the fixed contact member is provided with at least one roller. This ensures that the device moves automatically into the central plane of the bore to be measured.

REFERENCES:
patent: 2805481 (1957-09-01), Locke, Sr.
patent: 2812588 (1957-11-01), Verrant
patent: 3054189 (1962-09-01), Coulson
patent: 3292266 (1966-12-01), Smith
patent: 3766655 (1973-12-01), Cho

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