Enclosed aerial projectile game

Claim 1

AN ENCLOSED SELF-CONTAINED GAME CONSISTING OF A RECTANGULAR BASE HAVING A LONGITUDINALLY EXTENDING CENTRAL RIDGE ON THE TOP THEREOF, IDENTICAL TRANSPARENT SIDE WALLS HAVING THEIR LOWER ENDS EXTENDING INTO SAID BASE ON OPPOSITE SIDES OF SAID RIDGE, PERIMETRAL FLANGE MEANS JOINING THE ENDS AND TOPS OF SAID SIDE WALLS AND SHAPED TO SUPPORT EACH SIDE WALL AT AN ANGLE DIVERGING UPWARDLY AND OUTWARDLY FROM A VERTICAL PLANE PASSING THROUGH SAID RIDGE, SAID BASE AND SIDE WALLS AND SAID FLANGE MEANS FORMING A CHAMBER ENCLOSURE, A PLURALITY OF VERTICALLY AND HORIZONTALLY SPACED UPWARDLY OPEN SCORING BASKETS ON EACH SIDE WALL, A PLURALITY OF BALL MEMBERS THE DIAMETER OF EACH OF WHICH IS LESS THAN THE OPENING IN SAID BASKETS AND IS ALSO LESS THAN THE DISTANCE BETWEEN SAID RIDGE AND EITHER WALL, A BALL PROPELLING DEVICE SUPPORTED ON A FULCRUM PIVOT POINT ON SAID BASE ON EACH SIDE OF SAID RIDGE FOR PROPELLING SAID BALL MEMBERS UPWARDLY AND LATERALLY WITHIN SAID ENCLOSURE TO STRIKE THE WALLS AND FLANGE MEANS AND TO ENTER SAID SCORING BASKETS, SAID RIDGE PREVENTING SAID BALL MEMBERS FROM SHIFTING FROM ONE SIDE TO THE OTHER WHEN IMMOBILE AT THE BOTTOM OF SAID GAME.