Non-contact switching device

Details Non-contact switching device Non-contact switching device

1983-09-20

1986-08-19

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

250229, G02B 514

Patent

active

046071601

ABSTRACT:
A non-contact switching device comprising a housing, a light path switching member housed within the housing, an actuator member disposed in the housing for transferring an external mechanical force to the light path switching member, a light entrance member disposed on the housing connectable to a first optical fiber for guiding light transferred from an external light source through the first optical fiber to the light path switching member, and a light exit member disposed on the housing connectable to a second optical fiber for guiding light from the light path switching member to the second optical fiber, the light path switching member being associated with the actuator member so as to switch a light path from the light entrance member to the light exit member through the light path switching member.

REFERENCES:
patent: 3123066 (1964-03-01), Brumley
patent: 4170731 (1979-10-01), Howell et al.
patent: 4223217 (1980-09-01), Bongard et al.
patent: 4315147 (1982-02-01), Harmer

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