| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a rotating wheel for a crawler traveling apparatus where an adhered seal maintaining member is easily and reusably removed from a roller. <P>SOLUTION: An oil seal device 30 of a rotating wheel 20 includes a rotating side seal 33 mounted on the roller 21 and a fixed side seal 37. The rotating side seal 33 has a boss part 31b inserted and fit into a rotating shaft 23 and a seal maintaining part 31a fit into a recessed part 21' of the roller 21. A furrow B is formed on the outer peripheral surface of the boss part 31b. An operator removes the fixed side seal 37 from the roller 21 by engaging a tool in the furrow B with the roller 21 as a fulcrum. <P>COPYRIGHT: (C)2012,JPO&INPIT |
