Hook structure, multi-layered structure and manufacturing method of hook structure

Abstract

A hook structure has a first extending direction and a second extending direction, and includes a supporting layer and a covering layer. The supporting layer includes a base layer and a plurality of hook columns, the hook columns are arranged at intervals along the first extending direction, each of the hook columns includes a plurality of hook units, the hook units of each of the hook columns are arranged at intervals along the second extending direction, and the hook units are integrally connected to one side of the base layer. The covering layer covers the hook units of the supporting layer and a plurality of surface areas of the base layer exposed on the side of the base layer.

Dependencies are inferred from the claim text.