Liquid storage tank trailer

  • US 6,152,492 A
  • Filed: 05/14/1998
  • Issued: 11/28/2000
  • Est. Priority Date: 05/14/1998
  • Status: Expired due to Term
First Claim
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1. A mobile fluid storage tank comprising:

  • a base portion having a front end and a rear end;

    a substantially vertical front wall attached to the front end of said base portion;

    a substantially vertical rear wall attached to the rear end of said base portion;

    a pair of substantially parallel vertical side walls attached to said base portion and to said front and rear walls, said pair of parallel vertical side walls including a first vertical side wall and a second vertical side wall;

    a rear end roof portion extending across the rearward portion of said side walls defining a rear storage chamber;

    a front end roof portion extending across the forward portion of said side walls defining a front storage chamber so that said rear and front storage chambers are in fluid communication;

    said front end roof portion comprising a sloped portion and at least a two-stepped portion, said sloped portion being substantially parallel with said stepped portion;

    said stepped portion comprising at least two steps, each step including a step plate and a riser plate extending generally normal to said step plate, said riser plate being joined at an edge thereof to said step plate; and

    an inclined stairway attached to said front wall and extending from said stepped portion adjacent one side wall downwardly to the other side wall proximate said base portion.

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