Patent ID: 6540163
Filing Date: 2003-04-01
Classification: B05B

Abstract:
A water spray pistol comprising:a barrel; a hand grip fastened at a top end to a bottom end of said barrel and provided at a bottom end with a hose connector; an elbow pipe fastened at one end to a top end of said barrel and provided at another end with a fastening portion; a pivoting seat comprised of a fastening member and a pivoting member, with said fastening member being fastened to said fastening portion of said elbow pipe, said pivoting member being comprised of a recess which is provided in a side wall with a through hole in communication with a duct of said elbow pipe, said recess further provided at a center of a bottom wall with a pivoting shaft extending therefrom and having at a free end thereof a threaded hole extending in the longitudinal direction of said pivoting shaft; and a nozzle head provided at an outer end with a plurality of jet nozzles, and at an inner end with a pivoting portion which is provided in an interior with a cell in communication with said jet nozzles, said cell being comprised of a through hole, said pivoting portion of said nozzle head being pivotally mounted on said pivoting shaft of said pivoting seat in conjunction with a fastening bolt such that said fastening bolt is engaged with said threaded hole of said pivoting shaft, and that said cell of said pivoting portion is in communication with said recess of said pivoting seat, and that said pivoting portion turns on said pivoting shaft; wherein said fastening portion of said elbow pipe is comprised of at least one retaining slot; wherein said fastening member of said pivoting seat is comprised of at least one retaining projection whereby said retaining projection is retained in said retaining slot of said fastening portion of said elbow pipe for preventing said pivoting seat from turning in relation to said elbow pipe; wherein said pivoting seat is provided in said recess thereof with a circular groove and a washer disposed in said circular groove; wherein said pivoting shaft of said pivoting seat is provided in an outer wall of the free end thereof with a shoulder and a washer fitted with said shoulder; wherein said pivoting seat is eccentrically comprised of a retaining slot, a spring disposed in said retaining slot, and a locating pin disposed in said retaining slot such that said locating pin is urged by said spring; wherein said pivoting portion of said nozzle head is provided in one side with a series of locating slots for retaining said locating pin of said pivoting seat in the wake of a turn that said pivoting portion of said nozzle head makes on said pivoting shaft of said pivoting seat; wherein said pivoting portion of said nozzle head is provided in another side with a cover, and a pointer contiguous to said cover whereby said cover is provided in an outer side with an angle scale for measuring an angular adjustment of said nozzle head in conjunction with said pointer.