|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||217/106 ; 215/364 ; 217/98 ; 217/111|
|발명자 / 주소|
|인용정보||피인용 횟수 : 12 인용 특허 : 1|
A bung hole closure for cans is described, in which a liquid is stored under pressure or without pressure and from which it is removed under pressure by means of a tap fitting. It comprises a plug-like soft portion bored thru axially having at least one sealing portion in the inside bore, a projection serving for support on the rim region of the can lid surrounding the can opening and a seal seat for the rim of the can opening provided underneath the projection. This soft portion is surrounded by a reinforcing hard portion in the form of a sleeve, which ...
A two-part closure for a bung hole in a lid of a can in which a liquid is stored and whence the liquid may be tapped under pressure, the lid having a smooth rim defining the bung hole, which comprises (a) a soft, plug-like tubular bung bush defining an axial bore for insertion into the bung hole and having (1) a transverse sealing portion projecting across the bottom of the bore, (2) a radially outwardly extending annular projection at an outer end of the bung bush and adapted to support the inserted bung bush on the lid and including a smooth seal seat ...