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Conveyor apparatus for intraplant conveyance

  • US 4,265,178 A
  • Filed: 10/18/1979
  • Issued: 05/05/1981
  • Est. Priority Date: 10/20/1978
  • Status: Expired due to Term
First Claim
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1. A rail system for conveying goods within a plant or the like in which there are at least two work stations, said rail system being of the type having a feeder rail for each of said at least two work stations, each feeder rail extending from a terminal zone towards its work station, and a return rail for each of said at least two work stations, each return rail extending from its work station to said terminal zone, said rail system being characterized by:

  • A. a pair of rail loops, one for each of said at least two work stations, each rail loop comprising rail arranged as(1) a first segment having an entry end connectable with the feeder rail for the work station and having a departure end,(2) a second segment which is spaced from the first segment and which has a departure end connectable with the return rail for the work station and an entry end, and(3) a third segment having an entry end connectable with the departure end of said first segment and a departure end connectable with the entry end of said second segment;

    B. a bypass rail segment having an entry end adjacent to the departure end of the third segment of one of said rail loops and a departure end adjacent to the entry end of the third segment of the other of said rail loops;

    C. said one rail loop having shiftable rail means at the departure end of its third segment for connecting said third segment alternatively and selectably with the second segment of said one rail loop and with the entry end of said bypass segment; and

    D. said other rail loop having shiftable rail means adjacent to the entry end of its third segment for connecting the same alternatively and selectably with the departure end of said bypass segment and with the departure end of its first segment.

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