Frictionless translational bearing for optical instrument elemen

Details Frictionless translational bearing for optical instrument elemen Frictionless translational bearing for optical instrument elemen

1986-04-25

1987-08-04

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

310 905, H02K 516, H02K 708

Patent

active

046848118

ABSTRACT:
The bearing structure includes a cylindrical air bearing for supporting the optical instrument element carrier, a linear drive motor for determining the translational position of the carrier, and a frictionless magnetic repulsion positioning structure for determining the rotational versus translational position of the carrier.

REFERENCES:
patent: 4128778 (1978-12-01), Merkle et al.

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