Caliper type spot brake

Claim 1

A BRAKE COMPRISING A ROTOR HAVING FLAT ANNULAR BRAKING SURFACES AT ITS OPPOSITE SIDES, A SUPPORT PLATE HAVING MOUNTING MEANS DISPOSED ADJACENT THE CENTER OF ROTATION OF SAID ROTOR AND EXTENDING ALONGSIDE ONE OF SAID BRAKING SURFACES AND TERMINATING IN A TRANSVERSE PORTION LOCATED BEYOND THE OUTER PERIPHERY OF SAID ROTOR, TWO ROUNDED ANCHORING SURFACES ON SAID TRANSVERSE PORTION ONE AT EACH END THEREOF AND EACH LOCATED SUBSTANTIALLY TRANSVERSE TO THE PLANE OF SAID ROTOR, TWO SPACED BRACES FITTED OVER SAID ROTOR WHICH ROTATES THERETHROUGH AND HAVING SLOTS WHICH RECEIVE COMPANION PROJECTIONS OF SAID SUPPORT PLATE PROVIDING SLIDING SUPPORT OF SAID BRACES AND LIMITED TILTING MOVEMENT THEREBETWEEN AT THE ROUNDED ANCHORING SURFACES OF ENGAGEMENT BETWEEN SAID BRACES AND TRANSVERSE PORTION OF SAID SUPPORT PLATE, A FRICTION MEMBER FIXEDLY SECURED AT ITS OPPOSITE ENDS TO THE BRACES AND TRANSVERSE PORTION OF SAID SUPPORT PLATE, A FRICTION MEMBER FIXEDLY SECURED AT ITS OPPOSITE ENDS TO THE BRACES ENDS AT ONE SIDE OF SAID ROTOR, A SECOND FRICTION MEMBER AT THE OTHER SIDE OF SAID ROTOR HAVING SLIDABLE ANCHORING ABUTMENT SURFACE WITH SAID SPACED BRACES PROVIDING TILTING MOVEMENT EFFECTING CONFORMABLE CONTACT BETWEEN THE ROTOR SURFACE AND FRICTION MEMBER, THE ANCHORING FORCES OF BOTH SAID FRICTION MEMBERS BEING TRANSMITTED THROUGH SAID BRACES TO THE ROUNDED ANCHORING SURFACES BETWEEN SAID SUPPORT MEMBER AND BRACES, AND ACTUATOR MEANS AT THE SIDE OF SAID BRAKE HAVING THE SLIDABLE FRICTION MEMBER AND INCLUDING A FLUID MOTOR HOUSING DISPOSED BETWEEN AND SECURED TO SAID BRACES AND A PRESSURE RESPONSIVE PISTON EXTENDING THROUGH AN OPENING IN SAID SUPPORT AND BEARING AGAINST THE SLIDABLE FRICTION MEMBER TO EFFECT ITS APPLICATION AND EXERTING A REACTION FORCE THROUGH SAID BRACES TO EFFECT APPLICATION OF THE FRICTION MEMBER FIXEDLY SECURED TO SAID BRACES.