Coupling structure of the upper surface of the tool box

Abstract

1. The name of the design product: the connecting structure of the upper surface of a tool box. 2. The use of the design product: the connecting structure of the upper surface of the design tool box is used to connect with the corresponding matching structure of the upper layer tool box to position the adjacent two layers of tool boxes. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view. 5. Other circumstances that need to be explained: the dashed line in the figure is not requested for protection, and the solid line is requested for protection.

Images