Patent ID: 6127290
Filing Date: 2000-10-03
Classification: A43B,F24V,Y10T

Abstract:
A heat generating body for footwear comprising:a sheet shaped heat generating body, andan air-permeable bag containing said sheet shaped heat generating body,wherein said sheet shaped heat generating body includes vegetable fiber non-woven fabrics having many pores and which are superposed in a plurality of layers, and a heat generating composition powder having a particle size of 60 mesh or smaller and hot-melt adhesive powder held in the pores of at least one layer of the superposed non-woven fabric layers wherein said one layer includes top and bottom surfaces,said one non-woven fabric layer being adhered on said top and bottom surfaces to other of said non-woven fabrics by a bond formed by fused particles of said hot-melt powder and being impregnated with water or an inorganic electrolyte.