Geometrical instruments – Area integrators – Electrical
Patent
1977-04-13
1978-10-24
Stearns, Richard R.
Geometrical instruments
Area integrators
Electrical
33178E, 74105, G01B 512, G01B 712
Patent
active
041213459
ABSTRACT:
A mechanical arm linkage for use in wellbore measuring instruments provides a linear correcting linkage assembly for pivotally connecting a sensor in linear sliding relationship to a non-linearly articulated moving arm member.
REFERENCES:
patent: 2640271 (1953-06-01), Boucher
patent: 2725486 (1955-11-01), Walstrom
patent: 3423671 (1969-01-01), Vezin
patent: 4006530 (1977-02-01), Nicolas
Crowder, Jr. Albert M.
Dresser Industries Inc.
Stearns Richard R.
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