Dispensing – With discharge assistant – With movable nozzle interconnected therewith
Patent
1995-10-12
1996-10-08
Kashnikow, Andres
Dispensing
With discharge assistant
With movable nozzle interconnected therewith
2223219, 239590, B67D 542
Patent
active
055622348
ABSTRACT:
A hand sprayer including a piston and a piston valve suspended in an accumulator and moved downwards in the accumulator by the press head of the hand sprayer for permitting liquid to be forced out of the accumulator and then ejected out of the nozzle on the press head, wherein the piston has a plurality of longitudinal grooves on the inside wall around the longitudinal center through hole thereof for guiding liquid into small streams for permitting it to be further forced out of the nozzle into a mist of very fine drops of liquid; the piston valve has a horn-like bottom mouth, which air-tightly engages the peripheral wall of the bottom inductor chamber of the accumulator upon each down stroke of the piston.
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Derakshani Philippe
Kashnikow Andres
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