Milling machine vises and the like and auxiliary jaws therefor

Claim 1

A MILLING MACHINE VISE COMPRISING A BASE, A FIXED JAW LOCATED AT ONE END OF THE BASE AND HAVING A TOP FACE AND AN UPWARDLY EXTENDING FACE AT ONE END THEREOF, A MOVABLE JAW HAVING A TOP FACE AND AN UPWARDLY EXTENDING FACE AT ONE END THEREOF DISPOSED IN CONFRONTING RELATION WITH THE UPWARDLY EXTENDING FACE OF THE FIXED JAW, MEANS CARRIED BY SAID MOVABLE JAW AND SAID BASE GUIDEDLY MOUNTING SAID MOVABLE JAW FOR MOVEMENT TOWARD AND AWAY FROM SAID FIXED JAW, AND A SCREW ENGAGING SAID BASE AND SAID MOVABLE JAW FOR MOVING SAID MOVABLE JAW TOWARD AND AWAY FROM SAID FIXED JAW BY TURNING SAID SCREW, AUXILIARY JAWS INCLUDING A FIXED AUXILIARY JAW AND A MOVABLE AUXILIARY JAW, SAID FIXED AUXILIARY JAW BEING OF ANGULATED FORMATION IN SECTION INCLUDING A TOP SAID PORTION AND A PORTION DEPENDING THEREFROM, EACH OF SAID PORTIONS HAVING AN UPWARDLY EXTENDING JAW FACE ARRANGED WITH THE SAID FACE DISPOSED IN SPACED APART STEPPED RELATION, MEANS MOUNTING SAID FIXED AUXILIARY JAW ON THE FIXED JAW OF THE VISEF WITH THE TOP AND DEPENDING PORTIONS THEREOF IN BEARING ENGAGEMENT WITH THE TOP AND UPWARDLY EXTENDING FACES OF THE FIXED JAW RESPECTIVELY OF THE VISE, SAID MOVEABLE AUXILIARY JAW BEING OF ANGULATED FORMATION IN SECTION HAVING A TOP PORTION AND A PORTION DEPENDING THEREFROM, EACH OF SAID PORTIONS HAVING AN UPWARDLY EXTENDING JAW FACE ARRANGED WITH SAID FACES DISPOSED IN SPACED APART STEPPED RELATION, MEANS MOUNTING SAID MOVABLE AUXILIARY JAW ON THE MOVABLE JAW OF THE VISE WITH THE TOP AND DEPENDING PORTIONS THEREOF DISPOSED IN BEARING ENGAGEMENT WITH THE TOP AND UPWARDLY EXTENDING FACES OF SAID MOVABLE JAW RESPECTIVELY OF THE VISE TO DISPOSE THE FACES OF THE FIXED AUXILIARY JAW IN OPPOSITELY DISPOSED CONFRONTING RELATION WITH THE FACES RESPECTIVELY OF THE MOVABLE AUXILIARY JAW .