| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent entering of foreign substance even in a structure in which an annular section of the holding member is inserted. <P>SOLUTION: In a rolling bearing with a sensor 1, an O-ring 51 is arranged between a locking recessed groove 41 and a fitting section 12a when the fitting section 12a of a magnet holder 12 is fit to the locking recessed groove 41 prepared in a bearing inner ring 2 to install the magnet holder 12 to the bearing inner ring 2. On the inner periphery surface 3a of a bearing outer ring 3, a locking recessed groove 42 is formed in a circumferential direction, a sensor housing 16 consisting of magnetic bodies holding magnetism sensitive sensor 15, such as a Hall element is fitted and held, and an O-ring 52 is arranged between the locking recessed groove 42 and a fitting section 16a. <P>COPYRIGHT: (C)2012,JPO&INPIT |
