Rider roller assembly

摘要

PCT No. PCT/EP96/01877 Sec. 371 Date Feb. 23, 1998 Sec. 102(e) Date Feb. 23, 1998 PCT Filed Jun. 6, 1996 PCT Pub. No. WO96/34818 PCT Pub. Date Nov. 7, 1996A rider roller assembly includes a beam being translationally moveable substantially vertically relative to a paper web roll being wound. A rider roller in the assembly includes a plurality of rider roll wheels which are mounted to the beam and are individually pivotable so as to engage the wound roll along a nip line. A plurality of supporting arms are articulately linked with the beam for supporting and individually pivoting the rider roll wheels on a swiveling axis in relation to the beam. The individual rider roll wheels are individually loaded against the paper web roll. Double-acting piston/cylinder units are connected to the rider roll wheels for lifting or compensating the rider roll wheels.