Patent ID: 7134393

Claim:
An oscillation amount adjusting device for an oscillating roller in an oscillating roller swing device, said oscillating roller swing device including, an oscillating roller swung in an axial direction, a rotating shaft rotatably supported by a frame and having an inclined shaft portion inclined with respect to an axis of said oscillating roller, a cylindrical sleeve rotatably supported on said inclined shaft portion of said rotating shaft and having an outer peripheral surface inclined with respect to an axis of said inclined shaft portion, an oscillating roller engagement member rotatably supported on said sleeve and having an engagement portion engaging said oscillating roller, and first drive means for rotating said rotating shaft, said oscillation amount adjusting device, comprising: an engaging portion provided in said sleeve; a parallel shaft portion having an axis parallel to said axis of said oscillating roller; a rotating member rotatably supported on said parallel shaft portion and provided with an engaged portion engaging said engaging portion of said sleeve; and second drive means for rotating said rotating member relative to said rotating shaft.