Title:
GLASS YARN PACKAGE
Document Type and Number:
Japanese Patent JP2003054837
Kind Code:
A
Abstract:
To provide a glass yarn package which prevents operability of glass cloth weaving and quality of the glass cloth from reducing even in the case a twisting speed of the glass yarn or an unwinding speed of the glass yarn when weaving the glass cloth is increased.
In a glass yarn 5 made in such a way that one step winding glass yarn 5 from a bottom of a bobbin 2 to a top thereof and the other step winding glass yarn from the top to the bottom are alternately repeated so as to prepare the glass yarn package 1, a winding pitch ratio a/R (where a is a winding pitch, R is a winding diameter, both in mm) in at least one of the winding steps is between 5.0×10-3 and 16.0×10-3.
Inventors:
YOSHIDA MASAAKI
NISHIE SATOSHI
TAGUCHI ISAO
NISHIE SATOSHI
TAGUCHI ISAO
Application Number:
JP2001245211A
Publication Date:
February 26, 2003
Filing Date:
August 13, 2001
Export Citation:
Assignee:
NIPPON ELECTRIC GLASS CO
International Classes:
B65H55/04; C03B37/12; (IPC1-7): B65H55/04; C03B37/12
Domestic Patent References:
JPH06136623A | 1994-05-17 | |||
JPH07237820A | 1995-09-12 |
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