Bladder for water gun

Details Bladder for water gun Bladder for water gun

1998-03-31

1999-05-25

Jacyna, J. Casimer

Dispensing

Simulations

Firearms

222212, 92 90, 417474, B65B 304

Patent

active

059062959

ABSTRACT:
The present invention is a toy water gun for containment and ejection of water which includes a main housing, an ejection nozzle, a bladder housing, a bladder and an outlet connection which runs from the bladder to the nozzle. The expandable bladder is located in the bladder housing and has a first end connected to the outlet connection and has a carriage attachment located at the second end. The bladder carriage attachment is moveable in the bladder housing as the bladder is expanded. In one embodiment, the bladder has a variable diameter, larger at it's front end and smaller at it's back end. In another embodiment, the bladder has a constant diameter with a wall thickness gradient. Combined variable diameters and wall thickness may be used.

REFERENCES:
patent: 2237678 (1941-04-01), Lohr et al.
patent: 3406633 (1968-10-01), Schomburg
patent: 3486539 (1969-12-01), Jacuzzi
patent: 4135559 (1979-01-01), Barnby
patent: 4212460 (1980-07-01), Kraft
patent: 4257460 (1981-03-01), Paranay et al.
patent: 4458830 (1984-07-01), Werding
patent: 4735239 (1988-04-01), Salmon et al.
patent: 4854480 (1989-08-01), Shindo
patent: 4892081 (1990-01-01), Moormann
patent: 4991847 (1991-02-01), Rudell et al.
patent: 5373833 (1994-12-01), D'Andrade

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