Discharge assembly

Details Discharge assembly Discharge assembly

1985-11-18

1987-09-29

Rolla, Joseph J.

Dispensing

Automatic control

Material level control

222306, 222308, 222363, 222366, 4227, B67D 508

Patent

active

046964142

ABSTRACT:
A dispensing valve provided in a chemical dispenser for dispensing predetermined amounts of chemical into a lavatory cistern is disclosed. The dispensing valve seals an opening in and dispenses liquid from the dispenser, the valve having a chamber movable through the opening between a filling position in which the chamber is fillable with chemical from the dispenser and a discharge position in which chemical held in the chamber may be discharged, the chamber being provided with surfaces sealing the opening in both said positions and further having an adjustable filling volume.

REFERENCES:
patent: 2339908 (1944-01-01), Brewer et al.
patent: 2587388 (1952-02-01), Ryder, Jr.
patent: 3019451 (1962-02-01), Wooldridge
patent: 4285074 (1981-08-01), Leinberry

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