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Triaxial braid fabric architectures for improved soft body armor ballistic impact performance

Patent Number: 8443706
Publication Date: 2013-05-21
Inventor:

A fabric comprising a first plurality of yarns, a second plurality of yarns and a third plurality of yarns wherein the first, second and third pluralities of yarns have a yarn orientation that is different from each other. The third plurality of yarns is oriented in an axial direction. The second plurality of yarns is interwoven with the first plurality of yarns. The third plurality of yarns have no crimp. The yarns of the second plurality of yarns have an average linear density greater ...

Branched stent/graft and method of fabrication

Patent Number: 8434393
Publication Date: 2013-05-07
Inventor:

Branched braided stent or graft devices and processes for fabrication of the devices are disclosed in which a trunk portion and two hinge leg portions are fabricated in one piece braided from a single plurality of filaments, whereby the legs contain the full plurality of filaments and the trunk portion contains a subset of the same plurality of filaments. The fabrication process involves braiding the hinged legs on a mandrel while retaining loops of filament between the hinged leg portions ...

Braiding machine

Patent Number: 8430013
Publication Date: 2013-04-30
Inventor:

A braiding machine is provided comprising a support member, a series of drivers carried by the support member arranged in a circle around a braiding point, a mechanism to rotate adjacent of the drivers in opposite directions, a series of strand supply carrier spindles, and a plurality of cars for mounting of an associated spindle to be driven by the drivers for travel in serpentine intersecting paths in opposite directions around the braiding point. Each of the plurality of cars comprises a ...

Braiding mechanism and methods of use

Patent Number: 8430012
Publication Date: 2013-04-30
Inventors: ; ; ; ; ;

A device and method for forming a tubular braid comprising a plurality of filaments. The braiding machine comprises a disc with a mandrel extending from the center in a perpendicular direction and a plurality of catch mechanisms arranged circumferentially around the edge of the disc. A plurality of filaments are temporarily affixed to the mandrel, each filament extending from the mandrel toward the edge of the disc and engaging the edge of the disc at a discrete point of engagement. The ...