Square in-line pump

Abstract

1. The name of the design product: square built-in pump. 2. The use of the design product: for inflating and deflating household inflatable products such as air mattress, air sofa, air pillow, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: combined change state perspective view 2. 5. Other components that need to be explained: component 1 can be used alone with or without twisting. When combined, twist the upper cover of component 1 to clamp it on component 2. The four protruding edges on the edge of the upper cover of component 1 can be clamped on the gap of component 2 to fix component 1 on component 2.

Images