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TILT TYPE CONVEYORS

  • US 3,669,245 A
  • Filed: 01/13/1970
  • Issued: 06/13/1972
  • Est. Priority Date: 01/13/1970
  • Status: Expired due to Term
First Claim
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1. A conveyor system comprising extended track means and plurality of cargo carrying devices movably supported thereon;

  • a chain connecting said cargo carrying devices;

    said chain being flexible in a horizontal plane and drive means for actuating said chain; and

    chain retaining means for confining and guiding said chain whereby said chain maintains said cargo carrying devices on said track means;

    wherein said track means comprises a pair of spaced channel members and said chain retaining means comprises a channel member carried by one of said track members, said chain having a plurality of rollers disposed in said chain retaining channel member whereby said rollers are laterally confined by flanges of said latter channel member;

    said cargo carrying devices each comprising a load carrying member and a carriage, pivotal support means whereby said loading carrying member is tiltably carried by respective carriages so as to be tilted reversibly in a plane transverse of the plane of movement of said cargo carrying devices;

    a tilt control mechanism incorporated in said track means and comprising a first pair of cams (225) having a common origin and divergent spacing therebetween diverging in the direction of movement of said cargo carrying devices and further comprising an additional pair of cams (232) having portions spaced inwardly and parallel to respective cams in said first pair of cams to effect a pair of divergent channels in correspondingly divergent directions;

    guide follower means carried by said cargo carrying devices receivable in either divergent channel and connected to respective load carrying members to effect tilt thereof when said guide follower means is received in one of said channels;

    including a pair of switch levers for effecting diverting of said guide follower means selectively to either divergent channel.

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