|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/320 ; 24/068C ; 215/274 ; 215/280 ; 215/283 ; 220/319 ; 292/256.67|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 6 인용 특허 : 9|
Closure means for fastening a cover over the open end of a cylindrical drum, utilizing an annular split ring contoured to mate the cover to the drum. Included are a pair of depending lugs, extending from the ring on opposite sides of the split. Each of the lugs has a substantially parallel lateral face and a transverse opening therethrough. Spacer means are provided between the lugs. A tie bolt mounted through the openings of the lugs is tightened so the lugs are drawn together, contracting the ring. The spacer means between the lugs form a pivot point w...
[ What is claimed is:] [1.] Closure means for fastening a cover including an annular lip on the periphery thereof, over an annular bead rim located above circumferentially around the open end of a cylindrical drum, said closure means comprising:an annular split ring contoured to mate with said lip and said bead;a pair of laterally spaced first and second depending lugs, extending outwardly from said ring on opposite sides of said split;each of said lugs having substantially parallel lateral faces and a transverse opening therethrough;a spacer extending f...