Dispenser having air lock forming means

Details Dispenser having air lock forming means Dispenser having air lock forming means

1988-01-25

1988-08-23

Phillips, Charles E.

Baths, closets, sinks, and spittoons

Disinfection

Dispensing to air from closet

E03D 903

Patent

active

047649925

ABSTRACT:
A toilet tank dispenser for passively isolating the chemical solution in the dispenser from the tank during quiescent periods. The dispenser also provides means for releasing a chemical solution into the water in the tank at a release rate which may be easily varied. The isolation and release rate are achieved and controlled by a porous member inserted in the water flow path of the dispenser.

REFERENCES:
patent: 1728737 (1929-09-01), Stoner
patent: 2815889 (1957-12-01), Stetz et al.
patent: 3521306 (1970-07-01), Jacobs
patent: 3760433 (1973-09-01), Mallin
patent: 4142652 (1979-03-01), Platt
patent: 4208747 (1980-06-01), Dirksing
patent: 4209864 (1980-07-01), Lindauer

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