|국가/구분||United States(US) Patent 등록|
|§371/§102 date||19920811 (19920811)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 5 인용 특허 : 15|
The invention relates to a bung drum of thermoplastic synthetic material, having a circumferential carrying and transport ring disposed on the drum wall in the vicinity of the upper end and having at least one bung hole located in the edge region of the upper end. The upper end of the drum has a slope surface on both sides of the bung hole. When seen in the normal position of the barrel, the slope surface slopes downwardly in the direction of the edge of the drum with its lowest point in the vicinity of the bung hole.
[ We claim:] [1.] A bung drum made of thermoplastic and having a drum wall and upper end, comprising: a surrounding carrying and transport ring (30) disposed at the drum wall (22) in the vicinity of said upper end (12); and at least one bung hole connection piece (16) having a top terminal end and disposed in the upper end (12) adjacent said drum wall, said bung hole connection piece being recessed in a bung hole housing (18) having a bung hole housing base (20) disposed below said upper end (12) when the drum is in its normal upright position, with said...