| 摘要 |
PROBLEM TO BE SOLVED: To provide a seal construction of a ball race capable of preventing leakage of grease, etc., even in the case that displacement is great between both inside and outside races. SOLUTION: A seal of a ball race is so constituted that one end side of a seal 31 is held by an inside race or an outside race, a lip is provided to the other end side of the seal 31, and the tip 40 of the lip is brought into contact with the outside race making a pair of races or the outside surface of the inside race to prevent the incursion of dust or prevent the leakage of grease. In that case, the front end 40 of the lip is magnetized. |
