Waterproof partition

Abstract

A waterproof partition adapted to a button includes a waterproof film and a waterproof foam formed on a surface of the waterproof film and covering a periphery of the waterproof film. The waterproof foam is formed with an opening for providing a moving passage for pressing the button. The waterproof film has elasticity, and the waterproof film is annular.

What is claimed is: 
     
         1 . A waterproof partition adapted to a button, the waterproof partition comprising:
 a waterproof film; and   a waterproof foam formed on a surface of the waterproof film and covering a periphery of the waterproof film;   wherein the waterproof foam is formed with an opening for providing a moving passage for pressing the button, the waterproof film has elasticity, and the waterproof film is annular.   
     
     
         2 . The waterproof partition of  claim 1 , wherein the waterproof film is made of polyethylene terephthalate. 
     
     
         3 . The waterproof partition of  claim 1 , wherein an adhesive is located between the waterproof film and the waterproof foam, and the waterproof film and the waterproof foam are adhered together by the adhesive. 
     
     
         4 . The waterproof partition of  claim 1 , wherein a thickness of the waterproof foam is not less than 0.5 mm. 
     
     
         5 . The waterproof partition of  claim 1 , wherein an effective bonding width of the waterproof foam is not less than 1.2 mm. 
     
     
         6 . The waterproof partition of  claim 1 , wherein the waterproof foam is an annular rectangular structure. 
     
     
         7 . The waterproof partition of  claim 1 , wherein the waterproof foam has a size same as a size of the waterproof film. 
     
     
         8 . The waterproof partition of  claim 1 , wherein an outer edge contour of the waterproof foam is the same as and aligned with an outer edge contour of the waterproof film. 
     
     
         9 . The waterproof partition of  claim 1 , wherein a surface of the waterproof foam facing away from the waterproof film is provided with an adhesive, the adhesive surrounds the opening.