Bladder water gun

Details Bladder water gun Bladder water gun

1999-02-08

2000-01-11

Jacyna, J. Casimer

Dispensing

Simulations

Firearms

B65B 304

Patent

active

060126094

ABSTRACT:
The present invention is a toy water gun for containment and ejection of water which includes a housing, an ejection nozzle, a bladder and an outlet connection which runs from the bladder to the nozzle. The expandable bladder is located in the 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 movable and guided generally linearly in the 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.

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patent: 4991847 (1991-02-01), Rudell et al.
patent: 5373833 (1994-12-01), D'Andrade

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