Dentistry – Apparatus – Having intra-oral dispensing means
Patent
1992-10-20
1994-01-11
Wilson, John J.
Dentistry
Apparatus
Having intra-oral dispensing means
128 66, A61G 1702
Patent
active
052775828
ABSTRACT:
The apparatus for bodily care, in particular for massaging the gums and cleaning the teeth, by means of a jet of liquid pulsed by a piston pump, comprises a working chamber (4) connected to an outlet conduit (5), in which chamber the piston (6) is driven with reciprocating movements by an electric motor, an admission chamber (2) connected to an admission conduit (3) and an admission valve (9) arranged in the communication opening between the admission (2) and working (4) chambers, and a reservoir of liquid (12) connected to the admission conduit for feeding a spraying nozzle (17) connected to the outlet conduit (5). The movable part (9a, 9b) of the admission valve (9) is accommodated freely and easily movable without any stress.
REFERENCES:
patent: 3966359 (1976-06-01), Woog
patent: 4111193 (1978-09-01), Jousson
Les Produits Associes LPA-Broxo S.A.
Wilson John J.
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