Shearing machine with a pivotal blade having eccentric means to adjust blade along axis of the pivot

Claim 1

A HEAVY-DUTY METAL PLAT SHEARING MACHINE COMPRISING A MACHINE FRAME, A FIXED BLADE SECURED TO SAID FRAME, ALINED, SPACED, FIXED BEARINGS SECURED TO SAID FRAME, A PIVOT SHAFT SLIDABLY MOUNTED IN SAID FIXED BEARINGS, A MOVABLE BLADE PIVOTALLY MOUNTED ON SAID SHAFT AND SECURED AGAINST MOVEMENT RELATIVE THERETO IN THE AXIAL DIRECTION THEREOF, SAID MOVABLE BLADE BEING MOUNTED IN CUTTING RELATION TO SAID FIXED BLADE, COLLARS MOUNTED ON SAID SHAFT ON OPPOSITE SIDES OF ONE OF SAID FIXED BEARINGS, A SPINDLE MOUNTED FOR ROTATION ABOUT ITS LONGITUDINAL AXIS ON SAID FIXED BEARING, AN ECCENTRIC MOUNTED ON SAID SPINDLE, MEANS FOR ROTATING SAID SPINDLE AND ECCENTRIC, A PAIR OF PLUNGERS MOUNTED ON SAID FIXED BEARING FOR SLIDING MOVEMENT PARALLEL TO THE AXIS OF SAID PIVOT SHAFT, EACH OF SAID PLUNGERS BEING POSITIONED TIGHTLY BETWEEN SAID ECCENTRIC AND ONE OF SAID COLLARS WHEREBY ROTARY MOVEMENT OF SAID SPINDLE AND ECCENTRIC ACTING THROUGH SAID PLUNGERS AND COLLARS WILL EFFECT ENDWISE MOVEMENT OF SAID PIVOT SHAFT AND LATERAL MOVEMENT OF SAID MOVABLE BLADE RELATIVE TO SAID FIXED BLADE.