|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||383/341 ; 141/390 ; 141/391 ; 248/100|
|발명자 / 주소|
|인용정보||피인용 횟수 : 30 인용 특허 : 4|
A foldable and expandable frame for use independently of or as a part of a wall mounted system for reinforcing the opening periphery of a flexible container, such as a plastic bag or the like, to facilitate filling and emptying of the container. The frame includes a pair of identical frame members each hinged centrally thereof and at opposite ends interconnected with integral hinge pin portions to facilitate expanding movement of the frame from a folded parallel storage position to an expanded container reinforcing and holding position. The frame members...
An expandable container frame for imparting rigidity to the periphery of the opening of a flexible container to facilitate loading or unloading thereof, said frame comprising: foldable frame members configurable between a storage position wherein the frame members fit within the container opening, and an extended position wherein the frame members engage the container about its inner periphery; and locking means carried by said frame members, said locking means including a flexible member carried by one of said frame members and an inter-engaging camming...