Teat washing cup with milk let-down stimulating blades

Claim 1

For use on and in conjunction with a cow's udder just prior to initiating the milking step, a portable teat washing and milk "let-down" apparatus, said apparatus including an upwardly opening cup shaped body defining peripherally extending wall means surrounding a central cavity, said body including first elongated, stiff but flexible generally radially inwardly projecting and water jet vibratable fingers supported from said body and projecting into said cavity at point spaced about said body and vertically there along, the upper end of said body including a generally annular portion extending about said upper end and including second elongated stiff but flexible upstanding fingers supported therefrom at points spaced about and radially of said annular portion, of the lower end of cup shaped body including liquid sprayed jet discharge means operative to discharge spray jets of liquid upwardly into said cavity, said first and second fingers being engagable by said liquid spray jets for laterally deflecting and vibrating said fingers whereby said first fingers may contact and scrub the exterior surfaces of a teat projecting downwardly into said central cavity and said second fingers may engage and tactilly stimulate the portions of the cows udder disposed about the upper end of the depending teat projecting into the cup shaped body, said first fingers comprising blade-like fingers being of greater length than thickness or width and being of greater width than thickness, whereby jets of liquid impinging thereon will cause lateral vibration of said blade-like fingers.