US Patent 11332275 Honeycomb structure

A honeycomb structure is disclosed. The honeycomb structure includes a plurality of first partitions and a plurality of second partitions. The plurality of first partitions has a plurality of first honeycomb partitions. The plurality of second partitions has a plurality of second honeycomb partitions, and the plurality of first honeycomb partitions and the plurality of second honeycomb partitions are fitted to each other such that the plurality of second partitions and the plurality of first partitions are interdigitated to form at least one receiving portion, wherein the plurality of Its first honeycomb partitions have at least one die line. One part of at least one first honeycomb partition is bendable at least one die line to change the size of an opening size of the receiving portion corresponding to the at least one first honeycomb partition which is bended.