Patent ID: 6338573
Filing Date: 2002-01-15
Classification: F16C,F16L

Abstract:
A universal guide device comprising:a track rail including a straight region and at least one curved region shaped into an arc having a given radius of curvature, and having ball-rolling surfaces formed on the two opposite side surfaces along a longitudinally direction of said track rail; a slider formed a saddlelike shape and mounted on said track rail, having load-rolling surfaces which are located opposite to said ball-rolling surfaces of said track rail, and having endless circular paths which including said load-rolling surfaces; a number of balls rolling in said endless circular path formed in said slider, sustaining a load between said ball-rolling surfaces of said track rail and said load-rolling surfaces of said slider; and wherein said load-rolling surfaces are shaped linearly and said curved region of said track rail is set narrower than said straight region of said track rail.