Fixture for machining doors and door frame members

Claim 1

A FIXTURE FOR MACHINING FOORS AND DOOR FRAME MEMBERS THEREFOR, SAID FIXTURE COMPRISING A FRAME STRUCTURE INCLUDING A PAIR OF GENERALLY VERTICALLY DISPODED LEGS HAVING ALIGNED FRONT SURFACES AND ALIGNED REAR SURFACES PARALLEL TO SAID FRONT SURFACES AND A GENERALLY HORIZONTAL SHELF DISPOSED ADJACENT THE TOPS OF SAID LEGS, DOOR SUPPORTING ELEMENTS ON SAID LEG FOR SUPPORTING A DOOR IN FACE TO FACE ENGAGEMENT WITH SAID FRONT SURFACES WITH ONE OF THE LONGITUDINAL EDGES OF SAID DOOR UPPERMOST, SAID SHELF BEING ADAPTED TO SUPPORT A DOOR FRAME MEMBER WITH ONE LONGITUDINAL EDGE OF SAID DOOR FRAME MEMBER IN ENGAGEMENT WITH SAID REAR SURFACES OF SAID LEGS TEMPLATE MEANS DEFINING APERTURES FOR GUIDING A TOOL FOR MACHINING COOPERATING HINGE PLATE RECEIVING RECESSES IN SAID DOOR AND DOOR FRAME MEMBER, A GENERALLY HORIZONTALLY DISPOSED BEAM OVERLYING THE UPPER ENDS OF SAID LEGS AND EXTENDING IN A DIRECTION PARALLEL TO THE LONGITUDINAL DIMENSIONS OF A DOOR AND DOOR FRAME MEMBER SUPPORTED ON SAID DOOR SUPPORTING ELEMENTS AND SHELF RESPECTIVELY, SAID TEMPLATE MEANS BEING CARRIED BY SAID BEAM, A PAIR OF GENERALLY VERTICALLY EXTENDING GUIDE RODS DEPENDING FROM SAID BEAM AND ONE EACH BEING CONNECTED TO A DIFFERENT ONE OF SAID LEGS FOR GENERALLY VERTICAL SLIDING MOVEMENTS RELATIVE TO SAID LEGS TO ALTERNATELY CLAMP AND RELEASE A DOOR AND DOOR FRAME SUPPORTED BY SAID SUPPORTING ELEMENTS AND SHELF, AND POWER OPERATED MEANS FOR IMPARTING UPWARD MOVEMENT TO SAID BEAM.