Competitive paddle projectile game

Claim 1

A GAME APPARATUS WHICH COMPRISES A TRANSVERSELY OPPOSED PAIR OF VERTICALLY EXTENDING SIDE WALLS, A LONGITUDINALLY OPPOSED PAIR OF TRAPPING END ZONES DEFINING WITH SAID SIDE WALLS A PLAYING AREA, A TRANSVERSELY EXTENDING OBSTRUCTOR APERTURED FROM THE LOWER EDGE THEREOF INTERMEDIATE OF SAID END ZONES, AND A PROJECTILE HAVING AN OUTER CONFIGURATION WHICH IS A CIRCLE IN CROSS-SECTION, SAID OBSTRUCTOR INCLUDING A MULTIPLICITY OF REBOUND PANELS, A BOUNCE-BACK BLOCK, AND LOCKING MEANS, AT LEAST ONE OF SAID REBOUND PANELS BEING OF A WIDTH GREATER THAN THE DIAMETER OF SAID CIRCLE, AT LEAST ONE OF SAID REBOUND PANELS BEING OF WIDTH DIFFERENT FROM AT LEAST ANOTHER THEREOF, ALL OF SAID REBOUND PANELS BEING SELECTIVELY ROTATABLE ABOUT A VERTICAL AXIS AND SELECTIVELY TRANSVERSELY SLIDABLE, SAID BOUNCE-BACK BLOCK INCLUDING OPPOSED BOUNCE-BACK SURFACES AND BEING SELECTIVELY ROTATABLE ABOUT A VERTICAL AXIS, SAID LOCKING MEANS COMPRISING MEANS TO LOCK ALL SAID REBOUND PANELS AGAINST ROTATION AND TRANSVERSE MOVEMENT IN USE, AND MEANS TO LOCK SAID BOUNCE-BACK BLOCK AGAINST ROTATION IN USE.