Totally enclosed self-rescue breathing apparatus

Abstract

1. The name of the design product: full-sealed self-rescuer. 2. The use of the design product: for full-sealed self-rescuer. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: perspective view. 5. The right view is symmetrical with the left view, and the right view is omitted; the bottom view of the design product is the part that is not easy to see or cannot be seen during use, and the bottom view is omitted. 6. The support in the design picture is a contrast object and does not belong to the protected design content.

Images