Geometrical instruments – Area integrators – Electrical
Patent
1977-08-25
1979-04-10
Stearns, Richard R.
Geometrical instruments
Area integrators
Electrical
33174L, 33182, G01B 514, G01B 714
Patent
active
041481453
ABSTRACT:
The apparatus includes a parallelogram-like foldable frame, opposite corners of which carry centering rollers to position the frame between two opposite track rollers; feelers measure the distance to the latter. The frame can be hung between the tracks or can be self-propelled by a belt drive. Some of the centering rollers can be used for reeling tests of the track rollers.
REFERENCES:
patent: 3937271 (1976-02-01), Akiba et al.
patent: 3939568 (1976-02-01), Gonos et al.
patent: 3962794 (1976-06-01), Kima et al.
patent: 3983631 (1976-10-01), Dutzler
Diederich Gerd
Holter Karl
Pleschiutschnigg Fritz P.
Schrewe Hans
Gustav Wiegard Maschinenfabrik
Mannesmann Aktiengesellschaft
Stearns Richard R.
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