Patent ID: 8813906
Filing Date: 2014-08-26
Classification: B29C,B29L,G10K,H04R,Y10T

Abstract:
1. A speaker damper comprising: a fiber cloth formed by a plurality of fibers, wherein each of said plurality of fibers is formed by a single fiber strand or a plurality of fiber strands formed through multiple yarns twists, said fiber strand at least includes a first fiber material, wherein said first fiber material is one of or a combination of cotton, polyester and aramid fiber, wherein, when said first fiber material is a combination of cotton, polyester and aramid fiber, a weight ratio of any one of the three materials to said fiber cloth is 0˜100%, and the weight ratios of the other two materials are adjusted accordingly; when the weight ratio of said first fiber material to said fiber cloth is less than 100%, said fiber cloth further includes a second fiber material, said second fiber material is one of or a combination of rayon, silk, flax, acrylic, rubber and synthetic fiber; and a layer of resin applied to said fiber cloth so as to be absorbed thereby, wherein said fiber cloth is then formed into a predetermined shape through a molding means; wherein formation temperatures of said cotton, said polyester and said aramid fiber are 245° C.±30° C., 200° C.±30° C., and 240° C.±35° C. respectively.