Toothpaste dispenser

Details Toothpaste dispenser Toothpaste dispenser

1993-12-01

1995-02-28

Bratlie, Steven A.

Coating implements with material supply

Including means to apply material-moving force

In or at feeder

401149, 401150, 401180, 401188R, A46B 1102

Patent

active

053931530

ABSTRACT:
An automatic feed fluid dispenser comprising: a reservoir cylinder, for enclosing and containing fluid, the reservoir defining an inlet port and an outlet port; an elongated hollow shank, defining opposite inner and outer ends, each inner and outer ends defining a corresponding mouth, the outer end destined to carry transverse bristles; the reservoir outlet port and the shank member inner end mouth being interconnected; an elongated channel freely extends through the hollow shank and defines opposite first and second ends, the first end extending through the hollow shank inner end mouth and into the reservoir, the second end adapted to come in register with the shank outer end mouth; a valve is provided, for releasably closing the shank outer end mouth. An inflated balloon, or a spring-biased piston, continuously biases the fluid through the channel and toward the shank outer end mouth.

REFERENCES:
patent: 1602823 (1926-10-01), Kole
patent: 2652949 (1953-09-01), Martin
patent: 3738761 (1973-06-01), Hard
patent: 4068974 (1978-01-01), Meyer et al.
patent: 4787765 (1988-11-01), Kuo

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