Patent ID: 7059543

Claim:
A liquid sprayer comprising a casing ( 1 ) with a flow-through channel composed of sequentially joined and axially aligned an inlet portion ( 2 ) formed as a converging tube, a cylindrical portion ( 3 ) and an outlet portion ( 4 ) formed as a conical diffuser, is characterized in that the length of cylindrical portion ( 3 ) is not less than its radius but not more than its diameter, thereto the cone angle of the diffuser defining outlet portion ( 4 ) of the flow-through channel exceeding the cone angle of the converging tube defining inlet portion ( 2 ) of the flow-through channel, and outlet edges of the diffuser defining outlet portion ( 4 ) of the flow-through channel are made rounded the radius of roundness of said edges is 1–2.5 the radius of cylindrical portion ( 3 ) of the flow-through channel.