Universal drilling machine

Claim 1

A UNIVERSAL DRILLING MACHINE COMPRISING A FRAME HAVING A CENTRAL PORTION, A FIRST TRACK PROVIDED IN SAID CENTRAL PORTION, ANOTHER PORTION OF SAID FRAME PROVIDED WITH A SECOND TRACK SPACED FROM AND ADJACENT TO SAID FIRST TRACK, A SUPPORT PORTION OF SAID FRAME SPACED OUTWARDLY ADJACENT SAID FIRST TRACK, A WORK TABLE CARRIAGE SUPPORTED FOR LINEAR HORIZONTAL MOVEMENT ON SAID FIRST TRACK, A LOWER ROTARY SUPPORT TABLE FIXED TO SAID CARRIAGE AND HAVING UNLIMITED ROTARY MOVEMENT THEREON, AN UPPER ROTARY WORK TABLE PIVOTALLY CONNECTED TO AND SUPPORTED BY SAID LOWER ROTARY SUPPORT TABLE, SAID UPPER WORK TABLE COMPRISING ROTATABLY CONNECTED UPPER AND LOWER PORTIONS AND HAVING UNLIMITED ROTARY MOVEMENT THEREBETWEEN, ACTUATING MECHANISM FOR PIVOTALLY MOVING ALL PORTIONS OF SAID UPPER WORK TABLE OUTWARDLY FROM A HORIZONTAL POSITION PARALLEL TO SAID ROTARY SUPPORT TABLE TO A PLURALITY OF POSITIONS INCLINED THERETO, FASTENING MEANS TO SECURE A WORKPIECE ON SAID UPPER PORTION OF SAID UPPER ROTARY WORK TABLE, MEANS TO TRANSLATE SAID WORK TABLE CARRIAGE IN A RECIPROCATORY PATH ON SAID FIRST TRACK, A SLIDE MEMBER RECIPROCABLY FIXED TO SAID SECOND TRACK, A VERTICAL STANCHION SECURED TO SAID SLIDE AND HAVING UNLIMITED ROTARY MOVEMENT THEREON, A THIRD VERTICAL LINEAR TRACK PROVIDED ON SAID STANCHION, A FIRST SPINDLE HEAD CARRIAGE ASSOCIATED WITH AND VERTICALLY RECIPROCABLE ON SAID THIRD TRACK, MEANS TO TRANSLATE SAID FIRST SPINDLE HEAD CARRIAGE IN A RECIPROCATORY PATH ON SAID THIRD TRACK, A FIRST SPINDLE HEAD ROTATABLY CARRIED BY SAID FIRST SPINDLE HEAD CARRIAGE AND HAVING UNLIMITED ROTARY MOVEMENT THEREON, MEANS TO ROTATE SAID FIRST SPINDLE HEAD RELATIVE TO SAID FIRST SPINDLE HEAD CARRIAGE, SUPPORT MEANS EXTENDING UPWARDLY FROM SAID SUPPORT PORTION OF SAID FRAME AND SPACED OUTWARDLY OF SAID FIRST TRACK AND THE RECIPROCATORY PATH OF SAID WORK TABLE CARRIAGE, A FOURTH VERTICAL TRACK PROVIDED BY SAID SUPPORT MEANS, A CROSS SUPPORT MEMBER ROTATABLY AND SLIDABLY SUPPORTED ON SAID FOURTH TRACK AND HAVING UNLIMITED ROTARY MOVEMENT THEREON AND EXTENDING OVER SAID RECIPROCATORY PATH OF SAID WORK TABLE CARRIAGE, A FIFTH TRACK PROVIDED ON SAID CROSS SUPPORT MEMBER, A SECOND SPINDLE HEAD CARRIAGE ASSOCIATED WITH AND RECIPROCABLE ON SAID FIFTH TRACK, MEANS TO TRANSLATE SAID SECOND SPINDLE HEAD CARRIAGE IN A RECIPROCATORY PATH ON SAID FIFTH TRACK ABOVE AND ACROSS SAID RECIPROCATORY PATH OF SAID WORK TABLE CARRIAGE, A SECOND SPINDLE HEAD ROTATABLY CARRIED BY SAID SECOND SPINDLE HEAD CARRIAGE AND HAVING UNLIMITED ROTARY MOVEMENT THEREON ABOUT AN AXIS TRANSVERSE TO THE AXIS OF ROTATION OF SAID CROSS SUPPORT MEMBER, AND MEANS TO ROTATE SAID SPINDLE HEAD ON SAID SECOND SPINDLE HEAD CARRIAGE.