|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||215/045 ; 531/332 ; 533/19 ; 220/258 ; 220/269 ; 229/125.05 ; 229/125.15 ; 493/087|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 10 인용 특허 : 12|
A fitment for use as a pour spout for a paper carton or flexible bag for liquids and powders has a flange which may be welded around a hole in the carton or bag. A spout projecting outward from the flange is provided with a removable membrane integral with the interior of the spout. Preferably the membrane is concave. A horizontally disposed pull ring may be attached to the membrane by a connector so that pulling the ring removes the membrane by fracturing the tear line at the juncture of the outer edge of the membrane and the projection. A cap snaps ove...
[ What is claimed is:] [1.] In combination, a fitment holder having a fitment-engaging first portion and a fitment comprising,a spout flange, a spout projecting upward from said flange having an upper and a lower end and an inner and an outer wall surface,said spout having a fitment holder engaging second portion formed to detachably engage said first portion to prevent unintentional disengagement of said holder from said fitment,a membrane sealing off said spout having a line of weakness whereby said membrane may be detached from said spout,at least one...