Cutting guide

Claim 1

A PORTABLE POWER TOOL FOR TRIMMING THE EDGE OF A WORKPIECE SURFACE VENEER HAVING A DEPENDING ROTARY CUTTING BIT AND A TOOL GUIDE ADJUSTABLE FOR PIVOTAL AND AXIAL MOVEMENT RELATIVE TO THE CUTTING BIT FOR VARYING THE CUTTING ANGLE AND DEPTH OF THE BIT, SHAFT MEANS ON SAID POWER TOOL PIVOTALLY MOUNTING SAID TOOL GUIDE AND FORMING THE AXIS OF SAID PIVOTAL MOVEMENT, AND AN ATTACHMENT FOR GUIDING THE BIT ALONG AN EDGE OF A WORKPIECE COMPRISING, A SHEET METAL CUTTING GUIDE PLATE WITH A FIRST LATERAL CONTROL PLATE PORTION DEPENDING BELOW THE CUTTING BIT HAVING A GUIDE SURFACE ENGAGEABLE WITH THE EDGE OF THE WORKPIECE FOR GUIDING THE PORTABLE POWER TOOL THEREALONG, SAID GUIDE SURFACE LYING IN A PLANE PARALLEL TO THE PIVOTAL AXIS OF THE TOOL GUIDE AND WITH SAID PIVOTAL AXIS OFFSET LATERALLY OUTWARDLY THEREOF WHEREBY THE PIVOTAL AXIS IS GUIDE PARALLEL TO AND OFFSET FROM THE WORKPIECE EDGE, A SECOND PLATE PORTION EXTENDING NORMAL TO AND INWARDLY FROM THE PLANE OF THE GUIDE SURFACE AND ENGAGEABLE WITH THE TOOL GUIDE AND THE SURFACE VENEER FOR GUIDING THE TOOL THEREALONG, AND A GENERALLY U-SHAPED CONNECTOR PLATE PORTION SPACED LATERALLY OUTWARDLY OF THE GUIDE SURFACE FOR NONINTERFERENCE WITH THE SURFACE VENEER, SAID CONNECTOR PLATE PORTION CONNECTING THE FIRST AND SECOND PLATE PORTIONS, AND MEANS FIXING THE SECOND PLATE PORTION TO THE TOOL GUIDE FOR PIVOTAL AND AXIAL ADJUSTMENT OF THE SHEET METAL CUTTING GUIDE RELATIVE TO THE CUTTING BIT WHEREBY THE ANGLE AND DEPTH OF CUT CAN BE SELECTED BY PIVOTAL AND AXIAL ADJUSTMENT OF THE TOOL GUIDE RELATIVE TO THE CUTTING BIT.