A SPARE SHAFT BEARING, A METHOD FOR MOUNTING SUCH A SPARE BEARING AND A MEANS FOR EFFECTING SUCH MOUNTING

摘要

The invention refers to a spare shaft bearing a rotary shaft (1) supported in an ordinary rolling bearing (3) comprising inner ring, outer ring and rolling bodies arranged between the rings, the inner ring being coupled to the shaft (1) and secured by a locating nut (5) and the outer ring being fitted in a housing (6, 7), wherein the spare shaft bearing incorporates a one-piece outer bearing ring (8), a one-piece inner bearing ring (9) and a one-piece locking nut (10), which are all arranged around the shaft (1) at positions along the shaft (1) spaced apart from the position of the ordinary rolling bearing (3) without contacting the shaft (1), and furthermore a set of rolling bodies (16) stored away from their position of use. The invention further incorporates a method for effecting easy replacement of the ordinary bearing for the spare bearing and a device for effecting the method.