Theodolite adjusting means

Details Theodolite adjusting means Theodolite adjusting means

1976-08-18

1978-04-18

Martin, Jr., William D.

Geometrical instruments

Straight-line light ray type

Instrument support

33281, G01C 100

Patent

active

040843270

ABSTRACT:
Telescope elevation controls in a geodetic instrument include coaxially mounted control knobs which respectively effect positive clamping of a lever arm member to the telescope axle, and fine adjustment drive of telescope elevation. Kinematic bearing means are also provided along with telescope plumb line adjustment means capable of effecting true vertical telescope axle adjustment.

REFERENCES:
patent: 2132170 (1938-10-01), Langsner
patent: 2280057 (1942-04-01), Brunson
patent: 2531252 (1950-11-01), Brunson
patent: 2757567 (1956-08-01), Hillmam et al.

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