Quick release retainer nut

Claim 1

A RETAINER NUT ASSEMBLY FOR SECURING A WORKING IMPLEMENT ONTO A THREADED ROTATING SHAFT FOR ROTATION THEREWITH, IN COMBINATION, A BASE HAVING A FLAT OUTER SURFACE AT RIGHT ANGLES TO THE AXIS FOR FRICTIONAL ABUTMENT WITH THE ROTATING TOOL, A HOUSING MOUNTED ON SAID BASE AND HAVING PARALLEL GUIDEWAYS THEREIN, A PAIR OF SUBSTANTIALLY SIMILAR INTERLOCKING SLIDE MEMBERS POSITIONED IN SAID HOUSING BETWEEN SAID GUIDEWAYS FOR LIMITED SLIDING MOVEMENT RELATIVE THERETO, SAID SLIDE MEMBERS HAVING COOPERATING GUIDE MEMBERS AND GUIDEWAYS FOR LIMITED OPPOSED MOVEMENT RELATIVE TO EACH OTHER IN A PLANE TRANSVERSE TO THE AXIS OF SAID SHAFT WITH RESTRICTED RADIAL MOVEMENT, SAID BASE, SAID HOUSING AND EACH OF SAID SLIDE MEMBERS EACH HAVING A CENTRALLY LOCATED AND AXIALLY ALIGNED OPENING THEREIN FOR INSERTION OF SAID SHAFT THERETHROUGH WHEN SAID SLIDE MEMBERS ARE MOVED RADIALLY INWARD, EACH OF SAID SLIDE MEMBERS HAVING A PORTION OF THE INNER PERIPHERY OF SAID OPENING THEREIN DEFINING A THREADED ARCUATE JAW PORTION FOR INTERLOCKING ENGAGEMENT WITH THE THREADS OF SAID SHAFT, SPRING MEANS COOPERATING BETWEEN SAID SLIDE MEMBERS FOR URGING SAID SLIDE MEMBERS APART SO AS TO CAUSE SAID THREADED JAW PORTIONS TO CONVERGE UPON AND GENERALLY ENCIRCLE SAID SHAFT IN THREADED ENGAGEMENT, EACH