Torsion spring

Abstract

1. The name of the design product: the torso supporting part of an air mattress. 2. The use of the design product: the whole air mattress is used to isolate and support the head and torso of the user from the ground; the torso supporting part of the air mattress is the local appearance that needs to be protected, and its use is to isolate and support the torso of the user from the ground. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: design 1 perspective view. 5. Design 1 is designated as the basic design. 6. The part other than the red mask needs to be protected.

Images