Patent ID: 7172548

Claim:
A cushioning conversion system comprising: a conversion assembly to convert a sheet stock material into a three-dimensional cushioning product as the material travels therethrough in a downstream direction; a stock supply assembly upstream of the conversion assembly to supply sheet stock material to the conversion assembly; wherein the conversion assembly includes first and second rollers for engaging and shaping sheet stock material traveling over the rollers, the first and second rollers being supported with first ends thereof in spaced relation end to end for rotation about respective ones of first and second axes arranged at an obtuse angle whose aspect faces a circumferential side of the rollers that first engages sheet stock material traveling over the rollers, tapering to second ends thereof, and being arranged relative to the travel direction of the sheet stock material to present on said circumferential side stock material engaging surfaces on an imaginary material conversion line transverse to the downstream direction of travel of the sheet stock material and located where the sheet stock material first engages the first and second rollers.