Adjustable slip clutch

Claim 1

AN ADJUSTABLE SLIP CLUTCH CAPABLE OF MAINTAINING PRECISE ALIGNMENT BETWEEN TWO SHAFTS CONNECTED THEREBY, COMPRISING A FIRST HUB HAVING A SHAFT EXTENSION ON AN END FACE THEREOF, SAID FIRST HUB HAVING A FIRST OUTSIDE DIAMETER AND SAID SHAFT EXTENSION HAVING A SECOND OUTSIDE DIAMETER SMALLER THAN SAID FIRST DIAMETER, SAID FIRST HUB ALSO HAVING A FIRST AXIAL BORE FOR ACCOMMODATING A FIRST SHAFT, MEANS FOR SECURING SAID FIRST HUB TO A FIRST SHAFT DISPOSED IN SAID FIRST AXIAL BORE, AN ANNULAR FRICTION DISC ROTATABLY DISPOSED ON SAID SHAFT EXTENSION, SAID DISC HAVING A THIRD OUTSIDE DIAMETER LARGER THAN SAID FIRST DIAMETER, A FIRST RING ON SAID SHAFT EXTENSION BETWEEN SAID END FACE AND SAID DISC, SAID FIRST RING ENGAGING ONE SIDE OF SAID DISC, A SECOND RING ON SAID SHAFT EXTENSION ENGAGING THE OPPOSITE SIDE OF SAID FRICTION DISC, SAID FIRST AND SECOND RINGS LOCKED AGAINST ROTATION RELATIVE TO SAID SHAFT EXTENSION, MEANS ON SAID SHAFT EXTENSION PREVENTING SAID SECOND RING FROM MOVING AWAY FROM SAID FRICTION DISC, A SPRING WASHER ON SAID SHAFT EXTENSION BETWEEN SAID END FACE AND SAID FIRST RING, A THIRD RING ON SAID SHAFT EXTENSION BETWEEN SAID SPRING WASHER AND SAID END FACE, A PLURALITY OF FIRST SCREWS DISPOSED IN TAPPED HOLES IN SAID FIRST HUB ECCECNTRIC AND PARALLEL TO SAID SHAFT EXTENSION, SAID FIRST SCREWS ENGAGING AND ACTING THROUGH SAID THIRD RING TO COMPRESS SAID SPRING WASHER AGAINST SAID FIRST RING, WHEREBY TO FORCE SAID FIRST RING TOWARD SAID SECOND RING TO GRIP SAID FRICTION DISC THEREBETWEEN AND THEREBY ESTABLISH A TORQUE RESISTANCE BETWEEN SAID FIRST HUB AND SAID FRICTION DISC, A SECOND HUB HAVING A SECOND END FACE AND ALSO A SECOND AXIAL BORE FOR ACCOMMODATING A SECOND SHAFT, MEANS FOR SECURING SAID SECOND HUB TO A SECOND SHAFT DISPOSED IN SAID SECOND AXIAL BORE, AND A PLURALITY OF SECOND SCREWS SECURING SAID FRICTION DISC TO SAID SECOND END FACE, SAID SECOND SCREWS DISPOSED IN TAPPED HOLES IN SAID SECOND END FACE LOCATED A FURTHER RADIAL DISTANCE FROM THE LONGITUDINAL AXIS OF SAID SHAFT EXTENSION THAN THE OUTSIDE SURFACE OF SAID FIRST HUB, WHEREBY (1) THE TORQUE RESISTACE BETWEEN SAID FIRST HUB AND SAID FRICTION DISC CAN BE VARIED BY ADJUSTMENT OF SAID FIRST SCREWS AND (2) SAID CLUTCH MAY BE DISCONNECTED WITHOUT REMOVAL OF SAID HUBS FROM SAID SHAFTS BY REMOVAL OF SAID SECOND SCREWS.