| 摘要 |
A tray-type container and a method of forming the same is disclosed wherein the container is formed from a single blank of paperboard having a coating of a film material which will withstand oven temperatures commonly employed in bakeries, the container having, when fully set up, a rectangular bottom wall forming panel with hingedly connected upstanding sidewall and end wall forming panels which are integrally connected at the corners by pairs of triangular web members folded upon each other and against the outside faces of the inner end wall panels where they are secured by outer end wall panels hinged to the top edges and folded downwardly into overlying relation with the folded web members and the inner end wall panels, which outer end wall panels have marginal strips turned under the bottom wall and sealed to end margins of the latter. |
