Laminated fountain toothbrush with barrier

Details Laminated fountain toothbrush with barrier Laminated fountain toothbrush with barrier

1977-01-14

1979-01-23

Pellegrino, Stephen C.

Coating implements with material supply

Including means to apply material-moving force

Piston-provided reservoir

401182, A46B 1102

Patent

active

041358317

ABSTRACT:
A fountain toothbrush including an elongated tubular housing with a tubular insert held captive therein for receiving toothpaste with a brush head attached to the discharge end thereof and a mechanism associated with the opposite end for causing the toothpaste to be discharged upon rotation of an operating knob with the structure of the insert including a barrier to passage of moisture from the toothpaste to the atmosphere and a barrier to passage of air or oxygen from the atmosphere to the toothpaste thereby maintaining the toothpaste in a hygienic condition with the viscosity thereof also being maintained at a desired level for optimum discharge characteristics of the toothpaste to the bristles on the brush head.

REFERENCES:
patent: 1918069 (1933-07-01), Wallace
patent: 3039476 (1962-06-01), Reitknecht
patent: 3728035 (1973-04-01), Reitknecht
patent: 3891127 (1975-06-01), Fernandez

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