Drive assembly for an astronomical telescope

Details Drive assembly for an astronomical telescope Drive assembly for an astronomical telescope

1983-05-09

1985-09-17

Staab, Lawrence J.

Machine element or mechanism

Mechanical movements

Reciprocating or oscillating to or from alternating rotary

74409, 74421A, 74425, 74625, 350568, F16H 116, F16H 5524

Patent

active

045412944

ABSTRACT:
An extremely accurate and inexpensive true sidereal rate drive assembly for an astronomical telescope, the telescope including a base having a driven gear rotatable about the polar axis of the telescope, and the drive assembly including a housing mounted on one side of the base, a single low speed synchronous drive motor mounted in the housing, and a worm gear mounted on the drive shaft of the motor for directly coupling the motor to the driven gear. In addition, a thumbwheel may be provided which is coupled to the motor shaft through appropriate reduction gearing, and which serves as a fine adjustment control for the telescope.

REFERENCES:
patent: 1118564 (1914-11-01), Lupton
patent: 1739616 (1929-12-01), Schroeder
patent: 2582690 (1952-01-01), Franz
patent: 3202015 (1965-08-01), Moul
patent: 3434366 (1969-03-01), Raso
patent: 3690194 (1972-09-01), Edwards
patent: 3951511 (1976-04-01), Parsons
patent: 4317612 (1982-03-01), Horvath
patent: 4372180 (1983-02-01), Bollinger
patent: 4400066 (1983-08-01), Byers

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