Document Type and Number:
Japanese Patent JPS4880862
Kind Code:
A
Abstract:
A felting needle is disclosed in which the barb grooves have a rounded roof and a flat throat thereby providing a stronger needle blade for a given fiber capacity. The groove configuration permits economies in the manufacture and maintenance of tooling.
Application Number:
JP563473A
Publication Date:
October 29, 1973
Filing Date:
January 11, 1973
Export Citation:
International Classes:
D04H18/00; (IPC1-7): B21G1/06