|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||220/412 ; 220/410 ; 229/21 ; 229/12501|
|발명자 / 주소|
|인용정보||피인용 횟수 : 13 인용 특허 : 0|
A collapsible ice chest formed of a sheet of material such as corrugated paper to form a box-like structure, the bottom of which forms an ice tray to receive ice. The upper portions of the box-like structure fold over the ice tray portion to place it in a partially collapsed condition in which it can be stored in a cool atmosphere ready for use. The partially collapsed box-like structure can be unfolded to form an ice chest which is already loaded with ice and which can be covered with a lid to store materials to be cooled.
A collapsible cooler formed of sheet material and comprising: a box-like structure having a bottom panel and opposed side and end panels joined together to form an open top, leakproof structure, fold lines formed in said side and end panels in parallel spaced relationship to said bottom panel, said fold lines defining the top edge of an ice tray portion, said side panels and end panels being foldable along said fold lines with portions above said fold lines folded toward each other to cover said tray portion and form a collapsed box-like structure, and a...