Heavy load-carrying barrel nut

Claim 1

IN A HEAVY LOAD BEARING BARREL NUT AND RETAINER ASSEMBLY IN WHICH COMPRESSION LOADS WITHOUT BENDING LOAD COMPONENTS ARE APPLIED TO NUT, FOR INSERTION IN A BEARING BORE IN A MOUNTING BODY, IN COMBINATION: A RETAINER HAVING A SEGMENTAL-CYLINDRICAL BEARING SURFACE OF AT LEAST 180* CIRCUMFERENTIAL EXTENT AND A SUBSTANTIALLY PLANE CHORDAL CROWN FACE, SAID BEARING SURFACE BEING COAXIAL WITH A MAJOR LONGITUDINAL AXIS, SAID BEARING SURFACE ADAPTED FOR ENGAGEMENT WITH THE WALL OF SAID BORE AND HAVING A BOLT BORE EXTENDING THERETHROUGH AND INTERSECTING SAID MAJOR AXIS AT RIGHT ANGLES AND BEING SUBSTANTIALLY PERPENDICULAR TO SAID CROWN FACE, SAID RETAINER INCLUDING AN INTEGRAL RETAINER WALL DEFINING A ZONAL-SPHERICAL BEARING SOCKET IN THE FORM OF A TRUNCATED SPHERE OF SUBSTANTIALLY HEMISPHERICAL EXTENT OPENING IN SAID CROWN FACE AND COMMUNICATING AT ITS BOTTOM WITH SAID BOLT BORE, AND RETAINER WALL TERMINATING IN AN ANNULAR MARGINAL LIP REMOTE FROM THE CENTER OF SAID BEARINGG SURFACE AND EXTENDING FROM SAID CROWN FACE, SAID RETAINER WALL HAVING INTEGRAL CIRCUMFERENTIAL CONTINUITTY AROUND SAID SOCKET THROUGHOUT ITS HEIGHT FROM SAID CENTER TO SAID LIP; A NUT IN THE FORM OF A TRUNCATED SPHERE HAVING A ZONAL-SPHERICAL PERIPHERAL SURFACE AND SSUBSTANTIALLY PARALLEL END SURFACES, SAID PERIPHERAL SURFACE RECEIVED IN FULLY MATING WITH THE WALL OF SAID SOCKET, AND AN AXIAL BORE THROUGH SAID NUT AND EXTENDINUG SUBSTANTIALLY PERPENDICULAR TO SAID END SURFACES AND THREADED THROUGHOUT ITS LENGTH FOR COUPLING TO A BOLT EXTENDED THROUGH SAID BOLT BORE; AND A TORQUE-HOLDING CONNECTION BETWEEN SAID NUT AND SAID RETAINER, WITHIN THE SPHERICAL SURFACE OF THE NUT, SUCH AS TO HOLD SAID NUT AGAINST ROTATION ABOUT THE AXIS OF SAID THREADED BORE WHILE PERMITTING SAID NUT TO FREELYH PIVOT IN SAID SOCKET FOR SELF-ALIGNING ADJUSTMENT TO SAID BOLT WHEN INSERTED IN THE NUT; SAID TORQUE-HOLDING MEANS COMPRISING A PIN ANCHORED IN SAID RETAINER AND PROJECTING FROM THE SPHERICAL BEARING SURFACE OF SAID SOCKET TOWARD THE CENTER OF SAID SOCKET, AND A GROOVE IN THE SIDE OF SAID NUT, IN WHICH THE PROJECTING INNER END OF SAID PIN IS ENGAGED TO PROVIDE A NON-ROTATABLE CONNECTION BETWEEN THE NUT AND RETAINER, SAID GROOVE EXTENDING CHORDALLY SUBSTANTIALLY ACROSS SAID SPHERICAL PERIPHERAL SURFACE PARALLEL TO SAID THREAD AXIS.