|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||E04H-015/40 E04H-015/34 E04H-015/58 E04H-015/32|
|미국특허분류(USC)||135/126; 135/130; 135/117; 135/137; 135/144; 220/009.2|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 8 인용 특허 : 19|
Collapsible structures are provided having at least four panels, including a bottom panel, a first panel, a second panel and a third panel. Each panel has a foldable frame member having a folded and an unfolded orientation, with a fabric material covering portions of the frame member to form the panel when the frame member is in the unfolded orientation. The fabric assumes the unfolded orientation of the frame member. Each panel further includes a first side and a second side, with the first side of one panel coupled to the second side of an adjacent pan...
What is claimed is: 1. A collapsible structure adapted to be supported on a surface and comprising: a pair of side panel frame members, each side panel frame member forming a continuous loop that has a folded and unfolded orientation, with each loop collapsible to the folded position by twisting and folding to form a plurality of concentric rings; a fabric material covering portions of each side panel loop frame member to form a side panel with each side panel frame member when the side panel frame members are in the unfolded orientation, the fabric mat...