Corner bank for race courses

Claim 1

IN COMBINATION, A ROOM HAVING A HORIZONTAL FLOOR AND CORNERS DEFINED BY INTERSECTING VERTICAL WALLS, A PORTABLE BANK FOR USE IN PROVIDING SAID ROOM WITH A COURSE FOR INDOOR FOOT RACING, SAID BANK COMPRISING A SINGLE RIGID, SUBSTANTIALLY FLAT PANEL OF A CHARACTER APPROPRIATE TO CONSTITUTE THE TREAD SURFACE AT A TURN IN THE RACE COURSE, SAID PANEL HAVING A SUBSTANTIALLY STRAIGHT LOWER EDGE DESIGNED TO BE DISPOSED PARALLEL TO THE FLOOR AND IN CLOSE PROXIMITY THERETO, THE PANEL BEING OF A SHAPE AND SIZE SUCH THAT, WHEN SAID LOWER EDGE IS ARRANGED TO EXTEND DIAGONALLY ACROSS THE CORNER OF THE ROOM WITH THE ENDS OF THE PANEL SUBSTANTIALLY CONTACTING THE RESPECTIVE WALLS WHICH DEFINE SAID CORNER, THE PANEL MAY SLOPE UPWARDLY AND REARWARDLY INTO SAID CORNER SO THAT ITS TREAD SURFACE IS DISPOSED AT A SUITABLE ANGLE TO THE HORIZONTAL TO PROVIDE THE DESIRED BANKING EFFECT AS A RUNNER ROUNDS THE CORNER TURN OF A RACE COURSE LAID OUT ON THE FLOOR, AND OPEN FRAME ATTACHED TO SAID PANEL, A BASE DESIGNED TO REST UPON THE FLOOR, MEANS SECURING THE BASE TO THE FRAME, AND BRACE MEANS FOR HOLDING THE FRAME WITH ITS ATTACHED PANEL AT A SUITABLE ANGLE TO THE HORIZONTAL TO PROVIDE THE DESIRED BANKING EFFECT.