Shaft mounting adjustment nut means

Claim 1

THE COMBINATION, WITH A BEARING MOUNTED ON A SHAFT AT A SELECTED LOCATION, THE SHAFT BEING THREADED AND HAVING A KEYWAY INTERRUPTING THE THREADS AND EXTENDING ALONG ONE SIDE THEREOF, OF A SHAFT MOUNTING MEANS COMPRISING: AN ADJUSTMENT NUT HAVING A SCREW THREADED ENGAGEMENT WITH THE SHAFT AND HAVING INNER AND OUTER FACES; THE INNER FACE OF THE ADJUSTING NUT BEING LOCATED ADJACENT THE BEARING; THE OUTER FACE OF THE ADJUSTING NUT HAVING A CONTINUOUS MULTIPLICITY OF CIRCUMFERENTIALLY SPACED, RADIAL SERRATIONS THEREIN; AN ANNULAR LOCKING DISC HAVING A SMOOTH BORE ENGAGEABLE OVER THE SHAFT AND HAVING A KEY ENGAGING WITHIN THE KEYWAY THEREOF AND POSITIVELY LOCKING THE ADJUSTMENT NUT AGAINST TURNING; THE DISC BEING PROVIDED WITH INNER AND OUTER FACE, THE INNER FACE BEING ARRANGED ADJACENT THE OUTER FACE OF THE ADJUSTING NUT, AND THE INNER FACE HAVING A CIRCUMFERENTIAL, CONTINUOUS MULTIPLICITY OF SERRATIONS LIKE THE NUT SERRATIONS AND INTERENGAGED ADJUSTABLY THEREWITH TO POSITIEVELY LOCATE THE NUT WITH RESPECT TO THE DISC AND LOCK THE NUT AGAINST ROTATION AFTER SAID INTERENGAGEMENT; A JAM NUT ON THE SHAFT HAVING SCREW THREADED ENGAGEMENT THEREWITH AND ENGAGING THE DISC AND BEING WITH RESPECT TO THE ADJUSTMENT NUT WHEREBY THE WITH RESPECT TO THE ADJUSTMENT NUT WHEREBY THE SELECTED POSITIONING OF THE ADJUSTMENT ASSEMBLY IS POSITIVELY MAINTAINED; AND A LOCK WASHER INTERPOSED BETWEEN THE DISC AND THE JAM NUT, THE LOCK WASHER HAVING A KEY ENGAGEMENT WITHIN THE KEYWAY AND HAVING BENDABLE TABS ON ITS PERIPHERY EXTENDING RADIALLY BEYOND THE DISC AND BENDABLE ABOUT THE DISC AND THE JAM NUT.