Latin square three dimensional gage master

Details Latin square three dimensional gage master Latin square three dimensional gage master

1981-05-12

1982-12-21

Stearns, Richard R.

Geometrical instruments

Area integrators

Electrical

33174PC, 73 1J, G01B 703, G01C 2500

Patent

active

043641822

ABSTRACT:
A gage master for coordinate measuring machines has an nxn array of objects distributed in the Z coordinate utilizing the concept of a Latin square experimental design. Using analysis of variance techniques, the invention may be used to identify sources of error in machine geometry and quantify machine accuracy.

REFERENCES:
patent: 3403448 (1968-10-01), Aller
patent: 3908278 (1975-09-01), Sundahl
patent: 4168576 (1979-09-01), McMurtry
Barr, John R., "Coordinate Measuring Machine Calibration", Quality, Mar. 1979, pp. 18 & 19.
Hocken, Robert J., "Report of Calibration", National Bureau of Standards Doc. No. MO720, Apr. 1980.

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