Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
PRODUCTION OF NONWOVEN FABRIC SHEET AND NEEDLE PUNCHING APPARATUS
Document Type and Number:
Japanese Patent JPH08158225
Kind Code:
A
Abstract:

PURPOSE: To stably obtain a nonwoven fabric sheet useful for improving characteristics of artificial leather and free from crease in good reproducibility by decreasing the clearance of punching zone between a needle punch stand and a pressing plate from the inlet to the outlet.

CONSTITUTION: The clearance of punching zone between the needle punching stand 2 and pressing plate 3 is formed as a clearance ingredient having a form decreasing from the inlet part to the outlet part to prevent occurrence of crease and punching unevenness. Thereby, bonding force and uniformity of composite sheet obtained by attaching fabric B to nonwoven web A are also improved.


Inventors:
Ishihama, Taizo
Ono, Tsutomu
Nishimura, Kozo
Application Number:
JP1995000243143
Publication Date:
June 18, 1996
Filing Date:
September 21, 1995
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
TORAY IND INC
International Classes:
B32B5/06; D04H1/46; D04H18/00; D04H18/02; (IPC1-7): D04H1/46; B32B5/06; D04H18/00