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Structure with idle rollers for guide walls of goods conveyors

  • US 6,196,375 B1
  • Filed: 01/20/1999
  • Issued: 03/06/2001
  • Est. Priority Date: 01/22/1998
  • Status: Expired due to Term
First Claim
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1. A structure with idle rollers for guide walls of goods conveyors comprising a surface for conveying the goods and at least one plate-like wall element extending longitudinally along the conveyor surface, following its path, the plate-like element having idle rollers rotatable about rotation axes arranged side by side and disposed at an angle to the surface for conveying the goods, and including roller-carriers each equipped with a predetermined number of rollers, the roller-carriers being articulated to one another and fixed to the plate-like wall element, each roller-carrier comprising a plate-like web with at least two parallel opposed sides spaced apart longitudinally in the direction of the axes of rotation of the idle rollers, a pair of plates each connected transversely to the web, on a respective one of its opposed sides, the plates having respective free edges projecting relative to the web, a plurality of seats formed in the pair of opposed plates for supporting the ends of axles of the idle rollers, engagement means for connection to the wall element of the conveyor, and engagement means for articulation to adjacent roller-carriers, wherein the engagement means for the connection of each roller-carrier to the wall element of the conveyor comprise a pair of tabs fixed to the opposed plates of the roller-carriers and projecting relative to the web of the roller-carrier on the opposite side to that having seats for supporting the ends of the axles of the rollers, each tab having a respective pair of stop teeth opposite those of the other tab, each tooth being positioned at a distance from the web substantially equal to the thickness of the wall element, at least one tab of the pair of tabs being resiliently flexible in the plane also containing the other tab, which is substantially rigid.

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