Sole roughing machinery

Claim 1

IN A SHOE MACHINE FOR TREATING THE SURFACES OF AN OUTSOLE WHICH ARE TO BE BONDED TO AN UPPER, THE COMBINATION OF A SUPPORT, A SUBSTANTIALLY PLANAR TABLE CARRIED BY SAID SUPPORT AT THE FRONT THEREOF FOR SUPPORTING AN OUTSOLE WORKPIECE THEREON, EDGE GUIDE MEANS MOUNTED ON SAID SUPPORT FOR ENGAGEMENT WITH EDGES OF A WORKPIECE REARWARDLY OF SAID TABLE, A ROTATABLE UPPER FEED ROLL MOUNTED FOR SUBSTANTIALLY HORIZONTAL ROTATION ON SAID SUPPORT IN POSITION FOR SUBSTANTIALLY VERTICAL MOVEMENTS INTO AND OUT OF FRICTIONAL DRIVING ENGAGEMENT WITH UPPER SURFACES OF A WORKPIECE ON SAID TABLE, FIRST MOTIVE MEANS MOUNTED ON SAID SUPPORT FOR ROTATING SAID FEED ROLL, SAID A ROUGHING HEAD ASSEMBLY PIVOTALLY MOUNTED ON SAID SUPPORT FOR SELECTABLE ANGULAR ORIENTATIONS ABOUTS A FOREAND-AFT AXIS OF SAID MACHINE, SAID ROUGHING HEAD ASSEMBLY INCLUDING A ROUGHING TOOL, MEANS MOUNTING SAID ROUGHING TOOL FOR ROTATION ABOVE SAID TABLE ABOUT AN AXIS IN A SUBSTANTIALLY VERTICAL PLANE WHICH IS SUBSTANTIALLY PERPENDICULAR TO SAID FORE-AND-AFT AXIS, SECOND MOTIVE MEANS MOUNTED IN SAID PIVOTALLY-MOUNTED ROUGHING HEAD ASSEMBLY FOR ROTATION OF SAID ROUGHING TOOL, STOP MEANS LIMITING PIVOTAL MOVEMENTS OF SAID ROUGHING HEAD ASSEMBLY TO A RELATIVELY SMALL ANGULAR RANGE WITHIN WHICH THE AXIS OF ROTATION OF SAID ROUGHING TOOL IS NEAR THE VERTICAL, AND MEANS FOR LOCKING SAID ROUGHING HEAD ASSEMBLY TO SAID SUPPORT AT SELECTED ANGULAR ORIENTATIONS WITHIN SAID RANGE ABOUT SAID FORE-AND-AFT AXIS.