Patent ID: 7204432

Claim:
A window-washer sprayer, for generating at least one orientable jet of a detergent fluid towards a window to be cleaned, comprising: a sprayer body configured to be installed in a fixed position with respect to the window to be cleaned; and a cylindrical nipple installed laterally, idle and fluid-tight, within a transverse seat defined by said sprayer body; said sprayer body further defining an internal duct, for the passage of said detergent fluid, and a side window made in a position corresponding to said seat and partially occupied in use by said cylindrical nipple; wherein said internal duct is rectilinear and comprises a blind terminal portion delimited by a cylindrical side wall and by a plane bottom end wall; wherein said internal duct, said seat and said nipple are configured to expel a fluid through at least one radial opening made through said cylindrical nipple in a position corresponding to said side window of the sprayer body; and wherein said seat of said sprayer body is designed to receive selectively one said cylindrical nipple of a first pre-set type, in which said at least one through radial opening is constituted by a single slit made longitudinally in the nipple, and another said cylindrical nipple of a second pre-set type, provided with a plurality of through radial holes arranged longitudinally in series parallel to a generatrix of said nipple; in such a way that one and the same sprayer body, when it is provided with a nipple of the first pre-set type, defines an orientable fluid-dynamic sprayer and, when it is provided with a nipple of the second pre-set type, defines an orientable filiform sprayer.