Patent ID: 7673548
Filing Date: 2010-03-09
Classification: B23D,B27B,Y10T

Abstract:
1. A cutting workstation comprising: a cutter arm assembly, a cutter arm positioning assembly adjustably mounted to said cutter arm assembly, a workstation base frame moveably mounted to said cutter arm positioning assembly, a work surface positioning assembly mounted to said workstation base frame, a work surface platform adjustably mounted to said work surface positioning assembly, a rip fence and miter gauge slidably mounted to said work surface platform wherein said rip fence and miter gauge is demountably attached to said work surface platform and further comprises: an adjustable base having a base arm adjusting plate having a adjustment plate semi-circular slot, said adjustment plate semicircular slot having a plurality of adjustment plate set screw seats, said adjustment plate circular set screw seats having conical walls, a base arm fixedly mounted to said base arm adjusting plate, having and internally threaded aperture with an extension arm retaining screw disposed therein, a set screw disposed through said semi-circular slot said set screw having a conical head whereby said conical head is received within said set screw seat, wherein said set screw conical head commutates with said circular set screw seat conical walls, an extension arm slidably mounted within said base arm having a proximal extension arm end and a rounded distal extension arm end, said proximal extension arm end slidably mounted within said base arm, a fence pivotally mounted to said distal extension arm end, said fence further comprising: a straightedge component, a first fence surface whereby contact is made with the work piece, a second fence surface perpendicular to said first fence surface said second fence surface proximal to said work surface said second fence surface having a second fence surface aperture, a third fence surface perpendicular to said first fence surface said third fence surface opposite said second fence surface, said third fence surface having a third fence surface aperture opposite and corresponding to said second fence surface aperture, a semicircular fence component mounted to said straightedge component, said semicircular fence component having a fence component semicircular slot, said fence component semicircular slot having a plurality of fence component circular pressure bushing seats, said fence component circular pressure busing seat having conical walls, a fence position fixing means said fence positioning means further comprising: a set screw assembly said set screw assembly further comprising: a spring disposed over said vertical pin communicating pressure bushing, a spring washer disposed over said vertical pin communicating with said spring, an internally threaded knob disposed over said vertical pin, a rip fence and miter gauge mounting bracket pivotally mounted to said base arm adjustment plate, said rip fence and miter gauge mounting bracket further comprising: an angle bracket having a horizontal angle bracket component having a horizontal angle bracket internally threaded aperture, a vertical angle bracket component, a sliding bracket mounted to said angle bracket, said sliding bracket further comprising: a first horizontal sliding bracket component, a vertical sliding bracket component mounted to said first horizontal sliding bracket component, a second horizontal sliding bracket component mounted to said vertical sliding bracket component whereby said square rail is enclosed on three sides, a plurality of mounting bracket tabs mounted to said first horizontal component and second horizontal component, whereby said sliding bracket is retained on said square rail, a bridge mounted to said second horizontal sliding bracket component having an internally treaded aperture, a bridge set screw disposed within said bridge internally threaded aperture, a bridge pressure spring, mounted to said bridge, said bridge pressure spring communicating with said square rail whereby frictional pressure is created between said rip fence and miter gauge mounting bracket and said bridge, said pressure spring further communicating with said set screw.