Reinforcing fibers

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Staple length fiber

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428362, 428367, 428369, 428371, 428391, 428392, 428366, 428379, 428394, D02G 300

Patent

active

047554274

ABSTRACT:
A method and apparatus for forming reinforcing fibers for composites. The fibers comprise bundles of non-crystalline glass or carbon fibers formed in a helix and cut to small lengths for inclusion in molded composites to render the composites substantially isotropic.

REFERENCES:
patent: 3044146 (1962-07-01), Thomas et al.
patent: 3073005 (1963-01-01), Tiede
patent: 4026690 (1977-05-01), McClellan
patent: 4089727 (1978-05-01), McLain
patent: 4220496 (1980-09-01), Carley et al.
patent: 4220497 (1980-09-01), Carley
patent: 4241002 (1980-12-01), Knox
patent: 4346052 (1982-08-01), Knox
"Some Properties of Composite Metals Reinforced with Helical Fiber" Kagawa et al., Composite Materials Ed., Proc. Japan-U.S. Conference, Tokyo 1981.
"Fiber Breakage in Reinforced Polymer Processing", von Turkovich, Jan. 1982, Massachusetts Institute of Technology (thesis).
"Carbon and Graphite Fibers", Noyes Data Corporation, 1980.

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