Dental handpiece assembly

Details Dental handpiece assembly Dental handpiece assembly

1986-04-08

1987-12-08

Wilson, John J.

Dentistry

Apparatus

Having intra-oral dispensing means

433126, 433 29, A61C 110

Patent

active

047116307

ABSTRACT:
A dental handpiece assembly comprising a handgrip and a detachable headpiece. The front end of the handgrip includes an arm that extends forward and below the headpiece. The headpiece carries a dental tool and the handgrip supplies cooling water and air through the extended arm to outlets close to the tool. This arrangement has the advantage that the detachable headpiece does nto need to include passageways for the cooling water and cooling air.

REFERENCES:
patent: 3175293 (1965-03-01), Borden
patent: 3255527 (1966-06-01), Staunt
patent: 3499223 (1970-03-01), Lieb et al.
patent: 3525154 (1970-08-01), Lieb
patent: 3590232 (1971-06-01), Sadowski
patent: 4007529 (1977-02-01), Fleer
patent: 4354839 (1982-10-01), Schuss
patent: 4460337 (1984-07-01), Landgraf et al.
patent: 4578033 (1986-03-01), Mossle et al.

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