| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a steamer which is manufactured at low costs, and capable of storing food such as Chinese bun and shao-mai for sale, and heating the food in heating steam by using a microwave oven. <P>SOLUTION: In the steamer, an outer container formed of a thermoplastic resin foam sheet and an inner container formed of a thermoplastic resin foam sheet are superposed, and subjected to simultaneously heat-sheet molded, wherein the thermoplastic resin constituting the outer container and the thermoplastic resin constituting the inner container are of the same system, and a plurality of holes are formed through the inner container. <P>COPYRIGHT: (C)2012,JPO&INPIT |
