ROLLER COUPLING BODY AND ROLLER GUIDING DEVICE USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a roller coupling body used in a drum-like roller for preventing skew of the roller within a limitless circulation passage and capable of accomplishing a smooth limitless circulation of the roller and to provide a roller guiding device using the roller coupling body. ! SOLUTION: This invention relates to a roller coupling body for arranging a drum-like roller in row having a pair of terminal areas including the maximum outer diameter part and a central area including the minimum outer diameter part and assembled into a limitless circulation passage. The roller coupling body comprises a plurality of holding members present between each of the rollers and having concave curve surface; a connection part for connecting each of the holding members; an end part restricting portion near the outer peripheral surface of roller in the terminal area and protruded from a plane including a central shaft of each of the rollers in one direction; and a central holding part facing to the ce