Molded products made from preforms of tubular braids

Details Molded products made from preforms of tubular braids Molded products made from preforms of tubular braids

1993-12-20

1996-12-03

Bell, James J.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

87 9, 87 34, 428 361, 428107, 428109, B29D 2200

Patent

active

055806279

ABSTRACT:
A method of making a product including continuously feeding an elongated flexible tubular bladder, and braiding a first ply of a tubular braid of first yarns including reinforcing fibers and moldable material on the bladder, the tubular bladder having sufficiently high temperature degradation characteristics with respect to a molding processing temperature of the material such that the bladder maintains its structural integrity when the material is molded thereon.

REFERENCES:
patent: 3633629 (1972-01-01), Rider
patent: 4104098 (1978-08-01), Hush et al.
patent: 4389269 (1983-06-01), Cooper et al.
patent: 4871491 (1989-10-01), McMahon et al.
patent: 4983430 (1991-01-01), Sargent
patent: 5000807 (1991-03-01), Stuart et al.
patent: 5176868 (1993-01-01), Davis
patent: 5188872 (1993-02-01), Quigley
"Fabrication Techniques of Tubular Structures from Braided Preimpregnated Rovings," Soceity of Manufacturing Engineers, technical Paper EM85-100 (1985).

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