Document Type and Number:
Japanese Patent JPS5257262
Kind Code:
Y2
Abstract:
A fork needle for punching out fibres from a pre-compacted fibre web to form a tufted loop pile structure on one surface of the web. The needle includes at least a pair of spaced tines having the cross section of the crotch therebetween arcuately curved, and preferably circular, across the entire width of each tine. Also disclosed is a fork needle having one tine substantially longer than the other tine. Further disclosed is a fork needle in which the length of the tines are substantially greater than the spacing between the tines.
Application Number:
JP11816272U
Publication Date:
December 24, 1977
Filing Date:
October 12, 1972
Export Citation:
International Classes:
D04H18/02; (IPC1-7): D04H18/00