| 摘要 |
PURPOSE: A detachable double container is provided to secure the warm temperature or the cold temperature of food inside the container for a long time. CONSTITUTION: A detachable double container includes a locking groove, a combining protrusion, an insertion groove, and a combining member. The locking groove is circularly installed on the edge of an outer wall of an inner container(10). The combining protrusion is circularly installed on the edge of an inner wall of an outer container(20). The insertion groove is formed on the upper and lower side of the double container. The combining member is installed to enable a user to easily combine or separate the inner container and the outer container. |
