Vending machine and components

Details Vending machine and components Vending machine and components

1988-12-15

1991-12-10

Bollinger, David H.

Dispensing

With discharge assistant

Discharge of material from top of supply

222460, 222464, 222527, 222529, 222537, G01F 1100

Patent

active

050710419

ABSTRACT:
A dunk valve mechanism is provided suitable for use in transferring fluids and fluidized material from storage. The mechanism includes a tube having an outlet and a mouth. The mouth of the tube is reciprocal from a position spaced from the fluid or fluidized material to a position submerged within the fluid or fluidized material. Also provided are devices (such as a motor in one example) to reciprocate the mouth of the tube from the position spaced from the fluid or fluidized material to the position submerged within the fluid or fluidized material.

REFERENCES:
patent: 670582 (1901-03-01), Erisman
patent: 1181783 (1916-05-01), Lyons
patent: 1188267 (1916-06-01), Girshefski et al.
patent: 1668793 (1928-05-01), Wiggins
patent: 4094233 (1978-06-01), Martin
patent: 4143589 (1979-03-01), Weber
patent: 4305328 (1981-12-01), Kueser et al.
patent: 4433617 (1984-02-01), Magnusson
patent: 4632274 (1986-12-01), Garbe
patent: 4662271 (1987-05-01), Woltermann

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