Bulk material shipping container

CAFC
  • US 9,617,065 B2
  • Filed: 10/16/2014
  • Issued: 04/11/2017
  • Est. Priority Date: 10/28/2010
  • Status: Active Grant
First Claim
Patent Images

1. A material shipping container comprising:

  • a pallet;

    a compartment mounted on and supported by the pallet, the compartment including;

    (a) a top wall having first, second, third, and fourth corners,(b) a front exterior wall,(c) a back exterior wall,(d) a first exterior side wall,(e) a second exterior side wall,(f) a front exterior wall support bracket connected to an exterior side of the front exterior wall,(g) a back exterior wall support bracket connected to an exterior side of the back exterior wall,(h) a first side exterior wall support bracket connected to an exterior side of the first exterior side wall,(i) a second side exterior wall support bracket connected to an exterior side of the second exterior side wall,(j) a plurality of wedge shaped interior bottom wall supports including;

    (i) a front wedge shaped bottom wall support, (ii) a back wedge shaped bottom wall support, (iii) a first side wedge shaped bottom wall support, and (iv) a second side wedge shaped bottom wall support;

    (k) an interior bottom wall defined by a plurality of attached downwardly angled sections including;

    (i) a front downwardly angled section including opposing spaced apart side edges, (ii) a back downwardly angled section including opposing spaced apart side edges, (iii) a first side downwardly angled section including opposing spaced apart side edges, and (iv) a second side downwardly angled section including opposing spaced apart side edges, each of the downwardly angled sections having a lower edge which at least partially forms a material release opening at a bottom of the compartment, the downwardly angled sections attached to and supported by;

    (i) the front exterior wall,(ii) the back exterior wall,(iii) the first exterior side wall,(iv) the second exterior side wall, and(v) the plurality of wedge shaped interior bottom wall supports, wherein;

    (i) the front wedge shaped bottom wall support supports the front downwardly angled section between the opposing spaced apart side edges of the front downwardly angled section, (ii) the back wedge shaped bottom wall support supports the back downwardly angled section between the opposing spaced apart side edges of the back downwardly angled section, (iii) the first side wedge shaped bottom wall support supports the first side downwardly angled section between the opposing spaced apart side edges of the first side downwardly angled section, and (iv) the second side wedge shaped bottom wall support supports the second side downwardly angled section between the opposing spaced apart side edges of the second side downwardly angled section,(l) a first tubular nesting support positioned above the first corner,(m) a second tubular nesting support positioned above the second corner,(n) a third tubular nesting support positioned above the third corner, and(p) a fourth tubular nesting support positioned above the fourth corner, the first, second, third, and fourth tubular nesting supports configured to at least partially support a pallet of another same material shipping container;

    a material unloading assembly positioned at a bottom of the compartment, the material unloading assembly including;

    (i) a plurality of spaced apart guide rails connected to and supported by the pallet; and

    (ii) a slidable gate movable from a closed position to an open position, the slidable gate partially supported by the spaced apart guide rails; and

    a material loading assembly attached to the top wall of the compartment, the material loading assembly including a cover attached to the top wall of the compartment and moveable from a closed position to an open position, wherein in the closed position, the cover engages a lip extending upwardly from the top wall of the compartment, and wherein in the open position the cover remains attached to the top wall of the compartment.

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