| 摘要 |
<p>The present invention relates to a linear bearing, and more particularly, to a linear bearing that retains precision even over a long period of use, by having a ball between an outer shell and a cage and a track-shaped path formed on the cage, wherein the ball is seated in the path formed on the cage, and the ball moves along the path, such that the bearing rotates naturally and fluidly according to the high-speed, precise movement of the ball. To this end, the linear bearing of the present invention comprises: an outer shell, a cage installed within said outer shell, and a ball installed on the outside of said cage.</p> |
