Air atomizer bottle sprayer with screw cap

Claim 1

An air atomizer bottle sprayer, comprising in combination a squeezable bottle having an opening through a neck at its upper end, and a hard plastic cap screw-threaded on said neck, said bottle having an interior containing liquid and a quantity of air above said liquid, said cap incorporating means for air from an atmosphere to freely enter said bottle interior when said bottle is relaxed from being squeezed, said means comprising an air intake opening fitted with a vertical valve tube having a lower portion thereof extending substantially downward into said interior, a one way valve at a lower end of said valve tube comprising a diametrically enlarged chamber containing a spherical ball vertically movable between a bottom end wall and a valve seat formed by a shoulder at an upper end of said diametrically enlarged chamber, and a side opening adjacent said bottom end, said one way valve automatically closing when said bottle is squeezed preventing an air passage therethrough from said bottle interior to said atmosphere; and a means to mix said liquid and said air from said interior and dispense the same atomized as a spray, wherein said means for mixing said air and liquid and dispensing thereof comprises a holding disc secured in a bottom of said cap, said holding disc frictionally supporting therethrough a dispensing tube having a lower end in said liquid and an upper end adjacent a mixing chamber thereabove, air bleed openings through said disc, an air passage between said disc and said mixing chamber, an air venturi adjacent said upper end of said tube, and a dispensing opening between said mixing chamber and said atmosphere.