|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||493/131 ; 493/142 ; 493/177 ; 493/178 ; 493/182|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 24 인용 특허 : 3|
A tray forming apparatus and method are provided which advantageously increase the efficiency and production speed of tray-type containers formed thereby. The apparatus preferably includes a loader for loading one of a plurality of blanks to be transported along a predetermined path of travel and front and rear panel lifters positioned downstream from the loader for foldingly lifting front and rear panels of the one blank upwardly and inwardly during travel along the predetermined path. Adhesive applicators preferably are positioned adjacent the folders ...
[ That which is claimed:] [34.] A method of forming a tray-type container, the method comprising:contactingly lifting each of front and rear panels of a blank upwardly and inwardly during travel along a predetermined path of travel in a generally horizontal plane;applying adhesive only to selected portions of folded front and rear panels of the blank when the blank travels between at least a pair of space-apart adhesive applicators; andfolding side panels of the blank upwardly and inwardly into abutting contact with the selected portions of the folded fr...