Lightweight disposable drum

Abstract

A disposable drum is disclosed, which has a drum body with a generally tapered shape that enables another disposable drum to be substantially inserted into a cavity of the drum body. The drum body has a net weight of less than or equal to about 9 pounds and an internal volume of at least about 40 gallons.

1 . A disposable drum comprising:
 a drum body having a generally tapered shape that defines a cavity therein and is configured to receive another disposable drum substantially inserted into the cavity of the drum body, the drum body comprising a net weight of less than or equal to about nine pounds of incinerable material, the drum body having a maximum thickness of about 0.125 to 0.135 inches; and   the cavity having a volume of at least about 40 gallons.   
     
     
         2 . The disposable drum of  claim 1 , wherein the drum body comprises a polymer material. 
     
     
         3 . The disposable drum of  claim 2 , wherein the polymer material comprises polypropylene. 
     
     
         4 . The disposable drum of  claim 2 , wherein the polymer material comprises recycled plastic, resin, and calcium. 
     
     
         5 . The disposable drum of  claim 1 , wherein the drum body comprises a net weight of less than or equal to about eight pounds. 
     
     
         6 . The disposable drum of  claim 1 , wherein the drum body is shaped and structured to support a weight of about 600 pounds on the top portion of the drum body. 
     
     
         7 . The disposable drum of  claim 1 , wherein the drum body has a height between about 28 and about 32 inches, a top diameter between about 21 and about 25 inches, and a bottom diameter of about 17 and about 21 inches. 
     
     
         8 . The disposable drum of  claim 1 , wherein the drum body has a maximum sidewall thickness of about 0.15 inches. 
     
     
         9 . The disposable drum of  claim 1 , wherein a top portion of the drum body includes a flanged top rim. 
     
     
         10 . The disposable drum of  claim 9 , further comprising an annular strength ring disposed upon an upper portion of the drum body, the ring comprising a beveled top portion and a lip bottom portion. 
     
     
         11 . The disposable drum of  claim 10 , wherein the drum body further comprises a beveled surface beneath the lip bottom portion of the strength ring, the beveled surface tapering inward as it extends downward. 
     
     
         12 . The disposable drum of  claim 1 , wherein a middle or bottom portion of the drum body comprises a strength ring. 
     
     
         13 . The disposable drum of  claim 1 , wherein the drum body is manufactured using a blow molding process. 
     
     
         14 . The disposable drum of  claim 1 , further comprising a spacer disposed along an inner surface of a bottom portion of the cavity. 
     
     
         15 . A disposable drum comprising:
 a drum body comprising a generally tapered shape that defines a cavity therein and is configured to receive another disposable drum to be substantially inserted into the cavity of the drum body, the drum body comprising a net weight of less than or equal to about nine pounds of incinerable material, the drum body having a maximum sidewall thickness of about 0.125 to 0.135 inches the drum body comprising a polymer material;   a top portion of the drum body comprising a flanged rim; and   the cavity having a volume of at least about 40 gallons.   
     
     
         16 . The disposable drum of  claim 15 , wherein the polymer material comprises recycled plastic, resin, and calcium. 
     
     
         17 . The disposable drum of  claim 15 , wherein the drum body has a height between about 28 and about 32 inches, a top diameter between about 21 and about 25 inches, and a bottom diameter of about 17 and about 21 inches. 
     
     
         18 . The disposable drum of  claim 15 , wherein the drum body is shaped and structured to support a load of up to about 600 pounds resting on a top portion thereof. 
     
     
         19 . The disposable drum of  claim 15 , further comprising a strength ring disposed upon the top wherein the strength ring includes a beveled top portion, a lip bottom portion, and a beveled surface beneath the lip bottom portion of the strength ring, the beveled surface tapering inward as it extends downward. 
     
     
         20 . A disposable drum comprising:
 a drum body comprising a net weight of less than or equal to about nine pounds of incinerable polymer material, a maximum sidewall thickness of about 0.125 to 0.0135 inches, a height between about 28 and about 32 inches, a top diameter between about 21 and about 25 inches, a bottom diameter of about 17 and about 21 inches, the drum body defining a cavity therein and being shaped and structured to support a load of up to about 600 pounds resting on a top portion thereof;   a top portion of the drum body including a flanged top rim, a neck beneath the flanged top rim, a strength ring beneath the neck, and a beveled surface beneath the strength ring, the beveled surface tapering inward as it extends downward the strength ring having a beveled top portion, a lip bottom portion; and   the cavity having a volume of at least about 40 gallons.