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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/72 ; 220/74 ; 220/5R|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 30 인용 특허 : 1|
A drum capable of being molded in 55 gallon size from high density, cross-linked polyethylene. The drum body or shell has substantially cylindrical walls closed at both ends, respectively, by top and bottom end pieces or heads integral with the sidewalls. The drum includes an integrally molded hollow arcuate chime located at the intersection of the top end piece or head and the cylindrical sidewall and extending circumferentially around the drum. A plurality of rolling hoops located between the top and bottom end pieces extend circumferentially around th...
A drum molded of cross-linked, high density polyethylene, said drum comprising: (a) a body having a continuous substantially cylindrical wall of cross-linked polyethylene closed at its top and bottom ends, respectively, by top and bottom end pieces of cross-linked polyethylene molded and formed integrally with said continuous wall; (b) an arcuate, hollow load bearing chime of cross-linked polyethylene integrally molded and formed with and connecting the top of said wall with said top end piece, said chime extending above the surface of said top end piece...