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Title:
PRODUCTION OF FIBER MAT
Document Type and Number:
Japanese Patent JPH04228664
Kind Code:
A
Abstract:

PURPOSE: To enable to smoothly needle accumulated fibers.

CONSTITUTION: Accumulated glass fibers 2 are fed into a space between the receiving plate 6 and the press plate 7 of a needling device, and a lifting plate 5 is lowered. Needles 8 are penetrated into the glass fibers 2 and subsequently the lifting plate 5 is lifted to pull out the needles 8 from the glass fibers 2. The glass fibers 2 caught by the hooks of the needles 8 are pulled down in loop states to interlace with other fibers for the production of a fiber mat.


Inventors:
Yao, Tomihiro
Wakitani, Teiichi
Kubo, Takeshi
Application Number:
JP1991000098209
Publication Date:
August 18, 1992
Filing Date:
April 03, 1991
Export Citation:
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Assignee:
NIPPON SHEET GLASS CO LTD
CHUBU KOGYO KK
International Classes:
D04H1/46; D04H18/00; D04H18/02; (IPC1-7): D04H1/46; D04H18/00
Domestic Patent References:
JP62122889B
JPS61160465A1986-07-21
JPS59192761A1984-11-01