Special receptacle or package – Nonspooled filamentary material
Patent
1974-09-12
1976-03-16
Summer, Leonard
Special receptacle or package
Nonspooled filamentary material
28 21, 28 72SP, 57157F, B65D 8500, B65H 5484, D01H 792
Patent
active
039440710
ABSTRACT:
A filamentary tow package in which the tow is in layers of substantially vertical folds and has adjacent layers impacted with one another. Sections of the tow are twisted and vary in helix angle from greater than 45.degree. in an S direction to greater than 45 degrees in a Z direction. The helix angle of the tow is increased by impacting it into layers of tow previously laid down.
REFERENCES:
patent: 3022566 (1962-02-01), Daniels et al.
Fernstrom George Arvid
Osborn, Jr. James Richard
E. I. Du Pont de Nemours & Co.
Summer Leonard
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