Patent · US Expired

Accumulation unit for a band product

US6202912A · kind A · utility

3Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 5, 1999
Grant dateMar 20, 2001
Priority date
Expiry dateMay 5, 2019

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB21C49/00
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A band product accumulation unit including a mechanism for controlling the running of a band along a longitudinal direction, a fixed frame, a wrap-around carriage which is moveable on a track between a return position of minimum accumulation length and an out position of maximum accumulation length, wherein movement towards the out position increases a length while movement towards the return position decreases the length, the band being adapted to pass over at least one return member mounted on the wrap-around carriage so as to form at least an out portion and at least a return portion and defined by at least two spaced levels, a plurality of intermediate supporting members arranged along the track, each comprising at least one separating arm extending horizontally on at least one intermediate level disposed between two running levels of the band, each separating arm being fixed to a shaft which is pivotal about a vertical axis with respect to the fixed frame, a mechanism for controling the pivoting of each separating arm between an open position which allows the wrap-around carriage to move to the return position and a closed position wherein each separating arm extends transvers…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.