|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/465 ; 220/5R ; 220/66|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 16 인용 특허 : 0|
A container, in particular a drum, having at least one bung in the top head and a central head surface arched inwardly and an adjoining outer head surface sloping obliquely to the shell or wall of the container. The bung is arranged in a funnel-shaped elevation on the top head and a drainage channel is provided in the transition region between the central and outer head surfaces. The channel has a continual slope toward the bung to direct liquid to the bung when the container is inverted.
In a container having a shell and at least one bung in a top head with a central head surface arched inward and an outer head surface, adjoining the arched central head surface, tapering off obliquely to the shell of the container and forming a raised transition region between the central head surface and the outer head surface when the container is viewed in an upright position, the improvement comprising: (a) a funnel-shaped elevation disposed in the top head in the transition region and connecting the bung to the central and outer head surfaces; and (...