| 主权项 |
1. A roller guide, comprising:
a frame having at least one opening at least partially defined by an inner longitudinal concave surface, a roller assembly disposed along a length of said frame and engagable by at least one elongated member positioned through said opening, said roller assembly comprising at least one roller bearing positioned between at least two stop collars, said stop collars being fixedly secured to said frame and structured to restrict longitudinal movement of said roller bearing along said frame, said at least one roller bearing comprising a housing disposed in a surrounding relation to a portion of said frame, and a plurality of rollers rotationally disposed within said housing, and said plurality of rollers comprising an outer engaging surface structured to contact said frame and facilitate rotational disposition of said roller bearing about said frame, wherein said outer engaging surface of said plurality of rollers is structured to substantially matingly align with said inner longitudinal concave surface of said frame, wherein said outer engaging surface of said rollers comprises a longitudinal convex curvature substantially equal to a longitudinal concave curvature of said substantially matingly aligned inner longitudinal concave surface of said frame. |
