Patent ID: 6135000
Filing Date: 2000-10-24
Classification: B26D,B26F,B65H,D21F,D21G,Y10T

Abstract:
A water jet cutting apparatus for cutting a web, having a first width, in a papermaking machine, the apparatus comprising:a beam extending transversely across the first width of the web;a first carriage mounted to the beam and movable along the beam;a water jet cutter mounted to the first carriage and having a nozzle positioned for cutting into the web as the first carriage moves along the beam;a flexible water supply conduit connected to said water jet cutter to supply pressurized water to the water jet nozzle;first drive means for driving the first carriage along the beam;a second carriage mounted to the beam and moveable along the beam;a wheel rotatably mounted on the second carriage for movement therewith along the beam, the wheel adapted to have the flexible water supply conduit guided and stretched thereabout, the wheel supporting the flexible water supply conduit as the second carriage moves along the beam; and,second drive means for driving the second carriage along the beam, the second drive means being interdependent with the first drive means to move the second carriage along the beam at second speeds that are relative to first speeds at which the first drive means moves the first carriage along the beam.