Patent ID: 11939130
Assignee: ZHEJIANG DAHUA TECHNOLOGY CO., LTD.
Field: Handling (Mechanical engineering)
Classification: CPC B | IPC B

Claim 13:
14. The method of claim 13, wherein
the at least one group of side panels includes a first group of side panels and a second group of side panels located at an upper side and a lower side of the bottom panel respectively, wherein
the first group of side panels includes a first left end panel, a first middle panel, and a first right end panel which are separately foldable along a first fold line; and
the second group of side panels includes a second left end panel, a second middle panel, and a second right end panel which are separately foldable along a second fold line; and
the at least one fastener includes a first fastener and a second fastener corresponding to the first group of side panels and the second group of side panels respectively, wherein
the first fastener includes a first left end and a first right end fixedly connected to the first left end panel and the first right end panel respectively; and
the second fastener includes a second left end and a second right end fixedly connected to the second left end panel and the second right end panel respectively.