Rubber rollers for carrying media, and evaluation of their abras

Sheet feeding or delivering – Feeding – Separators

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271314, 492 59, 198780, B65H 306

Patent

active

059346639

ABSTRACT:
Rubber rollers for carrying media, comprising a blend of urethane rubber and silicone rubber, and an apparatus equipped therewith. A rubber roller abrasion evaluating tester provided with means for carrying a medium to be carried while in contact with rubber rollers to be evaluated, and means for forcefully causing slippage of the carried medium by a prescribed distance on the rollers. A method of selecting a medium to be carried which has a prescribed abrasive strength, by abrading a carried medium under a constant weight using an abrading material and calculating the rate of the abrasion of the carried medium.

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