| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent a lubricant, which exudes from a rubber-made sealing member in a flange portion, from being stuck to an end effector, a workpiece or the like. <P>SOLUTION: An oil seal 25 is arranged between a bearing inner ring 16a and a bearing outer ring 16b and an oil absorbing member 26 is arranged so as to cover the outside end face of the oil seal 25. The oil absorbing member 26 is fitted by using a synthetic resin-made flexible belt-like holder 27 and a synthetic resin-made belt-like binding band 28. The holder 27 has a holder body 27a having many comb tooth plate parts 27b and further a bead part 27c having a projected cross section. The holder 27 is wound around the bearing outer ring 16b, the comb tooth plate parts 27b are pressed to the end face of the oil absorbing member 26 and the holder is fastened/fixed onto the bearing outer ring 16b by using the binding band 28 in a state that the bead part 27c is fitted to a circular recessed part 16k present on the outer periphery of a joined part of a first outer ring part 16b1 of the bearing outer ring 16b and a second outer ring part 16b2. <P>COPYRIGHT: (C)2012,JPO&INPIT |
