1976-05-21
1977-08-16
Peshock, Robert
A61C 1902
Patent
active
040416097
ABSTRACT:
A foot control for a dental unit having a control unit for the delivery of power to operate dental equipment, and including a plunger to effect a range of speeds for the equipment, said control unit being operated by an actuating member which engages said plunger to depress it, and said actuating member being universally actuated by a pedal selected from a series thereof arranged in spaced relationship upon a base and extending radially from the base and capable of being moved either pivotally in a horizontal plane or depressed vertically downward to actuate said actuating member in one direction to depress the plunger of said control unit to a degree corresponding to the speed desired for the dental equipment.
REFERENCES:
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patent: 2981915 (1961-04-01), Sonstegard
patent: 3039193 (1962-06-01), Williams
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patent: 3296698 (1967-01-01), Staunt
patent: 3471928 (1969-10-01), Billin
patent: 3596102 (1971-07-01), Brooks
Bass Edward W.
Bresnahan Robert A.
Mader William G.
Berkstresser Jerry W.
Dentsply Research & Development Corporation
Just C. Hercus
Peshock Robert
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