|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||206/4514 ; 206/4531|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 1 인용 특허 : 7|
A strut improvement in an erectable carton of the shadow box type. The improved strut is provided from the carton material forming the carton blank which extends from a pair of corresponding non-common sides of two side-by-side panels which are retained in side-by-side relation as part of one pair of side-by-side panel structures when the blank is in a flattened preform condition. The strut includes a first end portion having an integral hinge connection with one of the two panels along the corresponding side thereof, a substantial central portion free o...
In an erectable carton comprising a flat blank of carton material cut and scored to form an array of side-by-side panels joined along common sides, each defined by four sides including one or two of said common sides, a strut cut from the carton material, and side flaps cut from the carton material extending from certain of the remaining sides of said panels other than said common sides, said blank being folded along said common sides and secured in lapped relation in a flattened preform condition so as to form a first pair of side-by-side panel structur...