| 摘要 |
887,614. Wadding. VEREINIGTE GLANZSTOFF-FABRIKEN A.G. April 13, 1960 [April 15, 1959], No. 13227/60. Drawings to Specification. Class 42 (2). A filling material comprises two fibre fleeces of different formation superimposed one upon the other, one being wholly or partially waterproofed and having a thickness from 10% to 50% of the total thickness of both fleeces in the untensioned condition and being composed of fibres of smaller count than that of the fibres of the other fleece. The water-proofed fleece may be composed of fibres which have been treated with a water-proofing agent or a waterproofing agent may be sprayed on to the fleece. Examples of fibres given are polyester fibres, polyacrylonitrile fibres, polyvinyl chloride fibres and wool. |
