Spring clip and nut assembly

Claim 1

IN A CLIP NUT ASSEMBLY FOR ATTACHMENT TO A WORK SHEET HAVING A BOLT APERTURE, IN COMBINATION: A YOKE COMPRISING OPPOSED SPACED ARMS ONE OF WHICH CONSTITUTES A BASE JAW HAVING A BOLT OPENING FOR ALIGNMENT WITH SAID APERTURE, AND A GUIDE INTEGRALLY JOINING THE REAR ENDS OF SAID ARMS AND EXTENDING TRANSVERSELY THEREBETWEEN, THE OTHER ARM EMBODYING A SPRING FINGER EXTENDING FROM SAID GUIDE AND A RETAINER LOOP FORMED AS A FREE END PORTION OF SAID SPRING FINGER, SAID RETAINER LOOP BEING COAXIAL WITH SAID BOLT OPENING AND HAVING SPACED LATERAL WINGS EXTENDING SUBSTANTIALLY AT RIGHT ANGLES FROM RESPECTIVE SIDE MARGINS THEREOF TOWARD SAID BASE JAW AND TERMINATING IN CONVEX ARCUATE EDGES IN OPPOSED RELATION TO SAID BASE JAW; AND A FLOATING JAW HAVING A REAR END EMBODYING RETAINER MEANS HAVING AN OPEN SHALLOW TRANSVERSE NOTCH SLIDABLY RECEIVING SAID GUIDE, AND A NUT CARRIED BY SAID FLOATING JAW, PROJECTING THROUGH SAID RETAINER LOOP, GUIDED THEREIN FOR AXIALLY SLIDING MOVEMENT COAXIAL WITH SAID BOLT OPENING, AND COOPERATING WITH SAID RETAINER MEANS AND GUIDE TO GUIDE SAID JAWS IN FREE-FLOATING CLOSING MOVEMENT AGAINST OPPOSITE FACES OF A WORK SHEET IN SELF-ADJUSTING FULL CONTACT THEREWITH WHILE MAINTAINING LONGITUDINAL REGISTRATION OF THE JAWS, SAID LATERAL WINGS HAVING THEIR SAID ARCUATE EDGE ENGAGED AGAINST SAID FLOATING JAW ON OPPOSITE SIDES OF SAID NUT AND SPRING-LOADING SAID FLOATING JAW FOR YIELDING GRIPPING ENGAGEMENT WITH SAID WORK SHEET.