|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||53/412 ; 53/133.1 ; 53/455 ; 53/479 ; 222/541.6 ; 383/906 ; 426/085 ; 426/115 ; 426/122|
|§371/§102 date||19960426 (19960426)|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 39 인용 특허 : 3|
A method for manufacturing packages (1) for liquid food products, includes a step in which a flexible sheet material member (2) is folded into a tubular shape so that longitudinal strips (6) extends outwardly, and are joined to each other. Along the joined longitudinal strips (6), suitable welding lines (7, 8) are made so as to form a portion (9) in the form of a channel compartment (10) that is closed at one end, and having its other end in communication with an inside of the package. A a longitudinal breaking line (12) is made in the strips to allow th...
[ I claim:] [1.] A method for manufacturing a package for a liquid food product, said method comprising the steps of:unrolling a flexible sheet material, from a web (35), mutually juxtaposing longitudinal strips (6) of the sheet material, folding the sheet into a tubular member (2) such that said longitudinal strips (6) are turned outwards;providing an internal longitudinal welding line (7) and an external longitudinal welding line (8), on said longitudinal strips (6) to join the strips to one another, to define a detachable portion (9), in the form of a...