Roller skate

Claim 1

IN A ROLLER SKATE CONSTRUCTION OF THE TYPE HAVING A BASE PLATE FOR SUPPORTING THE SKATER AND FRONT AND REAR WHEEL TRUCKS CONNECTED TO THE UNDERSIDE OF THE BASE PLATE, THE IMPROVEMENT COMPRISING MEANS FOR PIVOTING SAID BASE PLATE ABOUT AN AXIS PARALLEL TO THE LONGITUDINAL AXIS OF SAID BASE PLATE, SPRING MEANS OPERATIVELY ASSOCIATED WITH SAID PIVOTING MEANS, SAID SPRING MEANS NORMALLY MAINTAINING SAID BASE PLATE IN A HORIZONTAL PLANE AND RESPONSIVE TO THE PIVOTING OF SAID BASE PLATE BY THE SKATER TO STORE ENERGY TO SUPPORT THE SKATER AND TO ASSIST IN THE SUBSEQUENT RESTORATION OF THE BASE PLATE TO THE HORIZONTAL PLANE; AND MEANS INTERCONNECTING THE FRONT AND REAR WHEEL TRUCKS AND THE BASE PLATE, SAID INTERCONNECTING MEANS RESPONSIVE TO THE PIVOTING OF SAID BASE PLATE TO PIVOT SAID WHEEL TRUCKS WITH RESPECT TO THE BASE PLATE THEREBY CONTROLLING THE DIRECTION OF MOVEMENT OF THE ROLLER SKATE; SAID INTERCONNECTING MEANS COMPRISING A DOWNWARDLY EXTENDING PROJECTION FROM SAID BASE PLATE INTERMEDIATE SAID FRONT AND REAR WHEEL TRUCKS, A SUPPORT MEANS, A FIRST BELL CRANK PIVOTALLY MOUNTED TO SAID SUPPORT MEAN INTERMEDIATE THE PROJECTION AND SAID FRONT WHEEL TRUCK, ONE ARM OF SAID FIRST BELL CRANK BEING PIVOTALLY CONNECTED TO SAID PROJECTION AND THE OTHER ARM BEING ATTACHED TO SAID FRONT WHEEL TRUCK; A SECOND BELL CRANK PIVOTALLY MOUNTED TO SAID SUPPORT MEANS INTERMEDIATE THE PROJECTION AND SAID REAR WHEEL TRUCK, ONE ARM OF SAID SECOND BELL CRANK BEING PIVOTALLY CONNECTED TO SAID PROJECTION AND THE OTHER ARM BEING ATTACHED TO SAID REAR WHEEL TRUCK; SAID INTERCONNECTING MEANS RESPONSIVE TO THE PIVOTING OF SAID BASE PLATE TO PIVOT THE FIRST AND SECOND BELL CRANKS IN OPPOSITE DIRECTIONS THEREBY PIVOTING SAID WHEEL TRUCKS IN OPPOSITE DIRECTIONS.