Guiding device

Claim 1

A GUIDE SHOE FOR CARRYING A CONTINUOUS TRAIN OF ROLLER BEARINGS, SAID SHOE COMPRISING: (A) A UNITARY ELONGATED SOLE PLATE HAVING AN INNER LONGITUDINAL SURFACE AND AN OUTER LONGITUDINAL SURFACE IN WHICH IS FORMED A LONGITUDINAL GROOVE HAVING A TRIANGULAR CROSS SECTION, THE LONGITUDINAL EXTREMITIES OF SAID SOLE PLATE BEING DEFINED BY A PAIR OF END FACES; AND (B) TWO FLAT PLATES JOINED TO EACH OTHER ALONG THE PLANE BISECTING SAID LONGITUDINAL GROOVE AND EACH FITTED AROUND SAID SOLE PLATE IN CONTACT WITH SAID INNER SURFACE AND SAID END FACES OF SAID SOLE PLATE, SAID FLAT PLATES BEING EACH PROVIDED WITH A GROOVE FORMING A LOOP PASSING FROM ONE OF SAID SOLE PLATE END FACES TO THE OTHER OF SAID SOLE PLATE END FACES, AND BEING ORIENTED SO THAT, WHEN SAID TWO FLAT PLATES ARE ASSEMBLED TOGETHER, THE GROOVES THEREIN COOPERATE TO FORM A ROLLER BEARING RECOVERY CHANNEL; (C) WHEREIN THE CONTACT BETWEEN EACH OF SAID END FACES AND THE CORRESPONDING FACES OF SAID FLAT PLATES IS DEFINED BY AT LEAST TWO CONTACT PLANES WHICH ARE OBLIQUE TO ONE ANOTHER AND TO SAID LONGITUDINAL GROOVE BISECTING PLANE.