Tri-dimensional clamping device

Claim 1

AN IMPROVEMENT IN A TRI-DIMENSIONAL CLAMPING DEVICE OF THE TYPE UTILIZING A C CLAMP HAVING A RIGID MAIN C FRAME PRESENTING A MAJOR FRONT FACE AND INCLUDING A MAIN BIGHT, A PAIR OF MAIN JAWS HAVING BASE AND OUTER END PORTIONS WITH THEIR BASE END PORTIONS INTEGRAL WITH THE BIGHT, A MAIN CLAMP SCREW THREADED TO THE OUTER END PORTION OF ONE JAW FOR SCREW MOVEMENT ACROSS THE MOUTH OF THE C TOWARD AND AWAY FROM THE OUTER END PORTION OF THE OTHER JAW, AND A PAIR OF OPPOSED WORK-ENGAGING MEMBERS IN THE MOUTH OF THE C, ONE FIXED TO THE OUTER END PORTION OF ONE JAW AND THE OTHER CARRIED BY THE ADJACENT END OF SAID MAIN CLAMPING SCREW, COMPRISING: (A) AUXILIARY MEANS LOCATED ON THE FRONT FACE SIDE OF THE MAIN C FRAME, MOUNTED ON THE BIGHT THEREOF AND ARRANGED TO COOPERATE THEREWITH TO FORM AN AUXILIARY CLAMP OF THE C TYPE, (1) SAID AUXILIARY MEANS INCLUDING (A) AN AUXILIARY JAW HAVING BASE AND OUTER END PORTIONS AND BEING SPACED FORWARDLY FROM SAID FRONT FACE WITH ITS BASE END CONNECTED TO SAID MAIN BIGHT FOR ANGULAR MOVEMENT (I) ABOUT AN AXIS PASSING THROUGH THE MAIN C CLAMP ADJACENT THE MID PORTION OF ITS BIGHT AT A RIGHT ANGLE TO SAID MAJOR FRONT FACE AND (II) EXTENDING OVER AN ANGLE CORRESPONDING TO ONE FORMED BETWEEN LINES PASSING THROUGH SAID AXIS FROM OPPOSITE ENDS OF THE MOUTH OF SAID MAIN C CLAMP, (B) AN AUXILIARY CLAMPING SCREW THREADED TO THE OUTER END PORTION OF SAID AUXILIARY JAW FOR SCREW MOVEMENT TOWARD AND AWAY FROM SAID FRONT FACE, AND (C) AUXILIARY WORK-ENGAGING MEMBER CARRIED BY THE FRONT FACE END OF SAID AUXILIARY SCREW FOR ANGULAR MOVEMENT WITH SAID AUXILIARY SCREW AND JAW OVER A RANGE OF CLAMPING POSITIONS INCLUDED IN SAID ANGLE AND FOR LINEAL MOVEMENT WITH SAID AUXILIARY SCREW AND RELATIVE TO SAID AUXILIARY JAW IN A DIRECTION PROCEEDING TOWARD AND AWAY FROM SAID FRONT FACE.