Spot type disc brake

Claim 1

A BRAKE COMPRISING: A ROTOR HAVING A PAIR OF FRICTION SURFACES THEREON, FIRST FRICTION MEANS LOCATED OPPOSITE ONE OF SAID ROTOR FRICTION SURFACES, A FIXED SUPPORT MEMBER COMPRISING A PAIR OF CIRCUMFERENTIALLY SPACED AND EMEXTENDING OPPOSITE SAID ONE ROTOR FRICTION SURFACE AND EMBRACING SAID FIRST FRICTION MEANS, SAID ARMS PROVIDING AT THEIR INNER EDGES GUIDING AND ANCHORING SURFACES FOR MOVEMENT OF SAID FIRST FRICTION MEANS TOWARD AND AWAY FROM SAID ROTOR AND FOR ANCHORING OF SAID FIRST FRICTION MEANS THEREON, A HOUSING STRADDLING SAID ROTOR AND HAVING CIRCUMFERENTIALLY SPACED PORTIONS SLIDABLY CONNECTED TO EACH OF SAID ARMS FOR SLIDABLE MOVEMENT IN A DIRECTION TRANSVERSE TO THE PLANE OF SAID ROTOR FRICTION SURFACES, THE SLIDABLE CONNECTION OF SAID HOUSING PORTIONS TO SAID ARMS PROVIDING CIRCUMFERENTIALLY SPACED SETS OF COACTING ANCHORING SURFACES, SAID ANCHORING SURFACES ON SAID ARMS AND ON SAID HOUSING BEING SO ARRANGED RELATIVE TO EACH OTHER THAT WHEN THE COACTING ANCHORING SURFACES OF ONE OF SAID CIRCUMFERENTIALLY SPACED SETS ARE ENGAGING EACH OTHER THERE IS A CLEARANCE BETWEEN THE COACTING ANCHORING SURFACES OF THE OTHER OF SAID CIRCUMFENENTIALLY SPACED SETS AND WHEN THE COACTING SURFACES OF SAID OTHER OF SAID CIRCUMFERENTIALLY SPACED SETS ARE ENGAGING EACH OTHER THERE IS A CLEARANCE BETWEEN THE COACTING ANCHORING SURFACES OF SAID ONE OF SAID CIRCUMFERENTIALLY SPACED SETS, SECOND FRICTION MEANS LOCATED OPPOSITE THE OTHER OF SAID ROTOR FRICTION SURFACES, SAID SECOND FRICTION MEANS BEING CONNECTED TO SAID HOUSING FOR MOVEMENT THEREWITH, ACTUATING MEANS CARRIED BY SAID HOUSING FOR EFFECTING MOVEMENT OF SAID FIRST FRICTION MEANS INTO ENGAGEMENT WITH SAID ONE ROTOR FRICTION SURFACE AND EFFECTING MOVEMENT OF SAID HOUSING TO BRING SAID SECOND FRICTION MEANS INTO ENGAGEMENT WITH ITS RESPECTIVE ROTOR FRICTION SURFACE, WHEREBY TORQUE EXERTED ON SAID SECOND FRICTION MEANS BY SAID ROTOR WILL BE TRANSFERRED THROUGH SAID HOUSING TO ONE OF SAID ARMS OF SAID SUPPORT MEMBER AND THE TORQUE EXERTED ON SAID FIRST FRICTION MEANS BY SAID ROTOR WILL BE TRANSFERRED DIRECTLY TO THE OTHER OF SAID ARMS OF SAID SUPPORT MEMBER WHILE BRAKING DURING ROTATION OF SAID ROTOR IN ONE DIRECTION AND THE TORQUE EXERTED ON SAID SECOND FRICTION MEANS BY SAID ROTOR WILL BE TRANSFERRED THROUGH SAID HOUSING TO SAID OTHER ARM OF SAID SUPPORT MEMBER AND THE TORQUE EXERTED ON SAID FIRST FRICTION MEANS BY SAID ROTOR WILL BE TRANSFERRED DIRECTLY TO SAID ONE ARM OF SAID SUPPORT MEMBER WHILE BRAKING DURING ROTATION OF SAID ROTOR IN THE OPPOSITE DIRECTION.