| 摘要 |
PROBLEM TO BE SOLVED: To obtain a container prevented from forming a recess in a barrel even if a surrounding air temperature is decreased without an influence on the sealing performance of the container, in a food product sealing container comprised of a paper cup and a lid member for closing an upper surface opening of the paper cup. SOLUTION: This food product sealing container 1 has a paper cup 2 and a lid member 3 for closing the upper surface opening of the paper cup. The paper cup 2 is comprised of a barrel member 2a and a bottom member 2b. The bottom member 2b has a diaphragm structure 5. The diaphragm structure 5 is constituted of at least one of annular embossed portions 5a to 5e enclosing the center of the bottom member 2b and an annular step 5f enclosing the center of the bottom member 2b. COPYRIGHT: (C)2009,JPO&INPIT
|
