|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/354 ; 220/307 ; 220/DIG ; 14 ; 220/DIG ; 25|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 28 인용 특허 : 3|
A plastic paint bucket has a double-tight metal sealing ring which is crimped to the top rim of the bucket.
A container, comprising a plastic bucket having a closed bottom and an open top, said bucket including a sidewall, having a generally circular lateral cross-sectional shape, and a top rim formed as an annular upwardly opening channel having an inner circumferential wall and an outer circumferential wall connected at their lower ends to each other and said sidewall; and a double-tight metal sealing ring disposed in said channel and bridging said inner and outer circumferential walls thereof, an inner circumferential end of said sealing ring being hidden b...