|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||156/071 ; 428/343|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 7 인용 특허 : 28|
A method and article for sealing a manhole riser, a catch basin, and a pipe juncture. The method is an economical process whereby elastomeric bands are placed around a manhole riser, a catch basin, or a pipe juncture and effectively seals the manhole riser, catch basin, or pipe juncture from loss of water or infiltration of water and other contaminants.
[ What I claim is:] [1.] A method of sealing a manhole riser of the type having a base, a top adjusting ring and a bottom adjusting ring, the manhole riser having a height defined from the base of the bottom adjusting ring to the top edge of the top adjusting ring, said method comprising the steps of:(a) providing a band of elastomeric material, said band having a height at least equal to the height of the manhole riser, wherein said band includes a mastic adhesive around an inner surface thereof for bonding said elastomeric band to said top edge of the ...