| 摘要 |
PROBLEM TO BE SOLVED: To provide a guide apparatus which supplies a lubricant to rolling elements with a simple structure and realizes maintenance free.SOLUTION: A guide apparatus of the invention includes: a body part 11 including a rolling element rolling part 32 where rolling elements 12 may roll and a circulation passage 31 including return passages 33, 34 which connect one end with the other end of the rolling element rolling part 32; and multiple rolling elements 12 which are aligned in the circulation passage 31 of the body part 11. At least a part of the body part 11 is formed by coupling split bodies 21, 22 which are divided along the circulation passage 31. A lubricant retention member 41 which retains the lubricant and may supply the lubricant to the rolling elements 12 is sandwiched between the split bodies 21, 22. |
