Optical detector apparatus with rigid positioning fixture

Details Optical detector apparatus with rigid positioning fixture Optical detector apparatus with rigid positioning fixture

1991-08-28

1993-03-02

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

356 731, H01J 516, H01J 4014

Patent

active

051912074

ABSTRACT:
An instrument arranged for detecting light directed into an optical fiber includes a housing, with a flexible fiber optic filament directed therefrom. The housing includes a light sensitive switch in cooperation with an optical detector to effect indication of an indicator illumination member, such as LED light. The invention further includes a positioning fixture to receive a forward end portion of the fiber optic cable or filament defined by a rigid tube, with a torroidal positioning wheel mounted about the tube, wherein the positioning wheel includes a plurality of elastomeric spokes preventing damage to the fiber optic cable during use.

REFERENCES:
patent: 4600303 (1986-07-01), Mogensen
patent: 4671653 (1987-06-01), So et al.
patent: 4741616 (1988-05-01), So et al.
patent: 4838689 (1989-06-01), Neumann
patent: 4981333 (1991-01-01), Hayes

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