BOLAS DE FIBRAS COM UMA DISTRIBUICAO E ENREDAMENTO ALEATORIOS DE FIBRAS DENTRO DE CADA BOLA, PROCESSO PARA A SUA FABRICA CAO E ESTRUTURA MOLDADA QUE AS CONTEM

摘要

Fiberballs for filling uses have been prepared from mechanically-crimped fibers having both a primary crimp and a secondary crimp with specific configurations, especially amplitudes and frequencies. The fiberballs may contain a proportion of other fibres, particularly binder fibers.