|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||264/533 ; 425/525 ; 29/4211 ; 29/447|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 19 인용 특허 : 0|
A dispensing package includes a bottle, made of a blow-moldable plastic and having a neck finish, a pouring spout and a closure. An undercut groove in the interior of the neck finish holds a bead on the spout. The spout may have a pour-back design. Threading the closure onto the neck finish engages a top surface of the neck finish just above the groove with a closure-mounted seal. The groove may result from molding the neck finish against a pin which is withdrawn from the neck finish while the plastic is still warm but has enough plastic memory to result...
A process for making a dispensing package, the package including a bottle having an integral neck finish which includes an uppermost cylindrical collar and a pouring spout having an annular surface feature for mounting the spout, said process comprising; forming the bottle by blow-molding from a polymer; simultaneously with said blow-molding forming the polymer about a member to produce an annular, undercut channel in the interior surface of the collar; removing the member before the collar cools significantly, said cooling causing shrinkage of the colla...