Method of making antifriction bearings

Claim 1

IN A METHOD OF MAKING A UNIVERSAL BEARING OF THE BALL AND SOCKET TYPE IN WHICH AN INNER METAL BALL HAVING AN OUTER SPHERICAL SURFACE IS SEATED WITHIN A UNITARY OUTER METALLIC RING MEMBER, THE IMPROVEMENT WHICH COMPRISES PROVIDING ON THE INNER SURFACE OF A METALLIC RING MEMBER OF CYLINDRICAL FORM A LAYER OF FABRIC OF BONDABLE YARNS AND TEFLON YARNS WOVEN TOGETHER WITH SAID BONDABLE YARNS ON ONE SURFACE OF SAID FABRIC AND IN CONTACT WITH THE INNER SURFACE OF SAID RING AND THE TEFLON YARNS EXPOSED ON THE OTHER SURFACE OF SAID FABRIC, BONDING THE BONDABLE YARNS OF SAID FABRIC TO SAID INNER SURFACE OF SAID RING MEMBER, WHEREBY THE FABRIC LAYER IS MAINTAINED IN POSITION IN SAID RING MEMBER, ASSEMBLING A METAL BALL WITHIN SAID RING MEMBER AND THEN APPLYING EXTERNAL PRESSURE ON THE OUTER SURFACE OF SAID RING MEMBER TO CONVERT THE INNER AND OUTER SURFACES OF SAID RING MEMBER AND SAID LAYER OF FABRIC BONDED THERETO TO A SPHERICAL FORM CONFORMING SUBSTANTIALLY TO THE OUTER SPHERICAL SURFACE OF SAID BALL, WHEREBY THE BALL IS LOCKED IN POSITION WITHIN SAID RING MEMBER AGAINST AXIAL DISPLACEMENT, WITH THE EXPOSED TEFLON YARN IN SURFACE CONTACT WITH SAID BALL AND FORMING A BEARING SURFACE THEREFOR.