Patent ID: 7114465

Claim:
A pet operated ball thrower comprising: a base; a fulcrum post having lower end and an upper end, said fulcrum post being attached at said lower end thereof to said base; a throw arm having an inner end and an outer end, said throw arm being pivotally attached at an attachment point to said fulcrum post adjacent the upper end of said fulcrum post to thereby form a first throw arm portion extending between said attachment point and the inner end of said throw arm and to form a second throw arm portion extending between said attachment point and the outer end of said throw arm; a ball receiving receptacle attached to said second throw arm portion; a treadle having a lower end and an upper end, said treadle being pivotally attached at said lower end thereof to said base; and an attachment member having a lower end and an upper end, said attachment member being pivotally attached at its lower end to said treadle adjacent said upper end of said treadle, said attachment member being pivotally attached at said upper end thereof to said first throw arm portion and, upon downward movement of said upper end of said treadle, adapted to rapidly pull downwardly said first throw arm portion to thereby cause said second throw arm portion and attached ball receiving receptacle to be moved from a lowered, first positional mode rapidly upwardly to a raised, second positional mode.