| 摘要 |
A guide bearing for a linear body, such as a shaft, a rod or the like, comprising in combination a housing having an interior space, and an exterior face in the form of an outwardly concave wall that has two spaced apart parallel elongated slots therein that are in open communication with said interior space, two spaced apart parallel ball raceways located adjacent said elongated slots in said interior space, said raceways being in the form of endless loops and containing a plurality of balls, and cover plates which maintain said raceways in position within said housing, and wherein the width of each of said two spaced apart elongated slots is less than the diameter of the balls which move past said slots in said raceways so that only a portion of said balls will protrude outwardly through said concave wall of the housing for contact with said linear body.
|
