Abstract: A timer latch mechanism is provided having a timer mechanism which releases a gate structure by moving a linkage tied to arms so that the arms pivot intermediate their length to move pawls on one end away from the gate.

Abstract: A football passer is provided for passing a football in spiral fashion following a pre-set time delay from an apparatus which comprises a frame, a rigid guide rod fixed at one end on said frame and extending angularly upward therefrom to a free end, an elongate elastomeric sling fixed at opposite ends to said frame spaced on opposite sides of said free end of said guide rod, a latch on said frame adjacent said fixed one end of the guide rod, said latch engaging said elastomeric sling intermediate its ends when said sling is stretched along the guide rod to said one end, timer control on the frame at said one end of the guide rod controlling the release of said latch, and a football having a central axial end to end passage slidably received on said guide rod.