Apparatus for supporting dental handpieces

Dentistry – Apparatus – Having condition sensor to transmit signal to regulate...

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Details

433 27, 324260, 250215, A61C 1902, G01R 3300, G01V 904, H01J 4014

Patent

active

043080111

ABSTRACT:
An improved apparatus for storing dental handpieces which includes a support device for each of the handpieces and a switching device for creating a signal when a handpiece is disposed in the supporting devices without contacting the handpiece. In one embodiment, the sensing device utilizes a light barrier which is broken by placing the handpiece in the supporting device and in another embodiment the sensing device utilizes a coil and resonant circuit whose output is changed by the presence of the handpiece.

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patent: 3541394 (1969-01-01), Brenneman et al.
patent: 3638050 (1972-01-01), Harp
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patent: 3984764 (1976-10-01), Koerner
patent: 4069587 (1978-01-01), Peralta
patent: 4106198 (1978-08-01), Childress
patent: 4114273 (1978-09-01), McGaha
patent: 4119845 (1978-10-01), Jaskolski et al.
patent: 4186388 (1980-01-01), Robinson

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