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Plastic underground tank

  • US 7,637,386 B2
  • Filed: 01/04/2007
  • Issued: 12/29/2009
  • Est. Priority Date: 01/06/2006
  • Status: Expired due to Fees
First Claim
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1. A tank comprising:

  • a pair of elongated, generally parallel, and hollow plastic chambers having longitudinally extending side walls and closed ends; and

    two transverse plastic connector tubes extending parallel to but at a spacing from each other between the longitudinal chambers and each having one end connected to and opening into one of the elongated chambers and an opposite end connected to and opening into the other of the elongated chambers; and

    a web connected to and extending between the tubes.

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