Measuring and testing – Instrument mechanism or transmission
Patent
1997-10-15
1999-12-07
Raevis, Robert
Measuring and testing
Instrument mechanism or transmission
G01B 730
Patent
active
059964294
ABSTRACT:
An earth working apparatus includes a first machine component and a second machine component which is movable relative to the first machine component. The apparatus also includes a motor for moving the second machine component relative to the first machine component, wherein the motor includes a motor shaft. The apparatus also includes a housing secured to the first machine component, the housing having a chamber defined therein. The apparatus further includes a sensor positioned within the chamber of the housing, wherein (1) the sensor includes a sensor body and a sensor shaft, (2) the sensor body is fixed in relation to the housing, and (3) the sensor shaft is movable in relation to the housing. The apparatus also includes a linkage assembly which mechanically couples the motor shaft to the sensor shaft.
REFERENCES:
patent: 2579806 (1951-12-01), Dvorkin
patent: 3686507 (1972-08-01), Krutz et al.
patent: 5627467 (1997-05-01), Lee et al.
patent: 5735066 (1998-04-01), Tochizawa et al.
Caterpillar Inc.
Lundquist Steve D.
Maginot Paul
Raevis Robert
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