Patent ID: 6086494
Filing Date: 2000-07-11
Classification: D06C,F16H

Abstract:
A positively controlled raising cylinder raising machine, comprising a plurality of raising cylinders, circumferentially arranged on a rotary framework, a toothed driving belt for driving said raising cylinders, said toothed driving belt being engaged with a portion of a toothed circular periphery of each of said raising cylinders, said toothed driving belt being driven by a transmission toothed pulley arranged substantially at a central portion of a circumference defined by said circular periphery of said raising cylinders and operatively coupled to a driving motor, said toothed driving belt being engaged with a pair of switching pulleys holding said driving belt tensioned, said switching pulleys being arranged inside said circular periphery of said raising cylinders on opposite sides of said transmission toothed pulley and closer to said transmission toothed pulley than said circular periphery.