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Plant growing and handling system

  • US 4,793,096 A
  • Filed: 02/20/1986
  • Issued: 12/27/1988
  • Est. Priority Date: 02/20/1986
  • Status: Expired due to Term
First Claim
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1. A plant flat handling system comprising:

  • (a) an elongated horizontally extending main channel for receiving a quantity of liquid;

    (b) liquid control means for selectively withdrawing liquid from said main channel for substantially filling said main channel with liquid;

    (c) a plurality of elongated branch channels each having a length axis branching outwardly from said main channel for receiving liquid from, said main channel so as to be filled with liquid, or for discharging liquid into, said main channel so as to achieve a substantially drained condition;

    (d) selectively operable valve means provided between each of said branch channels and said main channel for permitting or preventing liquid flow between said main channel and each of said branch channels;

    (e) vertically fixedly positioned plant flat support means extending lengthwise of said branch channels;

    (f) a plurality of floatable plant flats extending in said branch channels and arranged in at least two rows respectively extending transversely to and parallel to the length axis of each branch channel; and

    (g) wherein said floatable plant flats are supported above the bottoms of their respective branch channel by said plant flat support means when the respective branch channel is drained of liquid but float above said plant flat support means in spaced relation thereto when the respective branch channel is substantially filled with liquid.

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