Automatic adjusting and kickback device

Claim 1

IN A DISK BRAKE ASSEMBLY HAVING A ROTATABLE DISK, AN AUTOMATIC ADJUSTING AND KICKBACK DEVICE COMPRISING: A CYLINDER HOUSING ON ONE SIDE OF SAID DISK HAVING A CHAMBER CLOSED BY A WALL AT ITS REAR END AND OPEN AT ITS FORWARD END OPPOSITE SAID ONE SIDE OF SAID DISK, A PISTON MOUNTED IN SAID CHAMBER FOR RECIPROCABLE SLIDABLE MOVEMENT THEREIN, AN AXIALLY EXTENDING CAVITY IN SAID PISTON OPENING INTO THE REAR END THEREOF, AN AXIALLY EXTENDING ELONGATED MEMBER OPERATIVELY CONNECTED AT ONE END TO SAID WALL AND EXTENDING INTO SAID CAVITY OF SAID PISTON, A SELF-GRIPPING ADJUSTING MEMBER SURROUNDING SAID ELONGATED MEMBER AND GRIPPING THE SAME, MEANS FOR ENGAGING THE REAR OF SAID ADJUSTING MEMBER OPERATIVELY CONNECTING SAID PISTON TO SAID ADJUSTING MEMBER TO PROVIDE A THRUST CONNECTION BETWEEN SAID PISTON AND SAID ADJUSTING MEMBER FOR OVERCOMING SAID GRIPPING CONNECTION BETWEEN SAID ADJUSTING AND ELONGATED MEMBERS TO MOVE SAID ADJUSTING MEMBER TO A NEW GRIPPING POSITION ON SAID ELONGATED MEMBER DURING FORWARD MOVEMENT OF SAID PISTON, SAID CONNECTING MEANS BEING ARRANGED TO MOVE REARWARDLY AWAY FROM SAID ADJUSTING MEMBER WITH SAID PISTON RELATIVE TO SAID ELONGATED MEMBER UPON REARWARD MOVEMENT OF SAID PISTON EFFECTED BY THE DISK DURING A KICKBACK CONDITION, A SPRING LOCATED WITHIN SAID CAVITY AND BEING OPERATIVELY CONNECTED TO SAID PISTON AND CONNECTING MEANS AND REACTING ON SAID ADJUSTING MEMBER OPPOSING REARWARD MOVEMENT OF SAID PISTON AND CONNECTING MEANS DURING KICKBACK CONDITION AND URGING SAID PISTON AND CONNECTING MEANS FORWARDLY RELATIVE TO SAID ADJUSTING MEMBER AND SAID ELONGATED MEMBER DURING KICKBACK CONDITION, THE FORCE OF SAID SPRING BEING LESS THAN THE SELF-GRIPPING FORCE OF SAID ADJUSTING MEMBER.