Dual actuation photoelectric foot switch

Details Dual actuation photoelectric foot switch Dual actuation photoelectric foot switch

1991-05-06

1992-11-24

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

200 865, G01V 904

Patent

active

051665131

ABSTRACT:
A dual actuation foot switch particularly suited to medical laser systems is disclosed. The foot switch includes a housing having an opening for receiving a foot. A first switch is provided which is actuated by the placement of the foot into the housing. A second switch is actuated by pressure from the user's foot. The dual actuation feature can be used to initiate two different responses from the medical laser system.

REFERENCES:
patent: 3805085 (1974-04-01), Andrews
patent: 3867591 (1975-02-01), Nordeen
patent: 4496811 (1985-01-01), Irwin
patent: 4939358 (1990-07-01), Herman et al.

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