Patent ID: 6746747
Filing Date: 2004-06-08
Classification: B29C,Y10T

Abstract:
A pultruded part comprising:a wall having a first surface and a second surface spaced by a thickness of the part, the wall extending longitudinally in a pultrusion direction and having a transverse width transverse to the longitudinal pultrusion direction; fiber layers within the wall; a non-linear resin material permeated through the fiber layers and filling the thickness between the surfaces so as to define the surfaces; the fiber layers including at least one first layer of fibers having fibers extending only in the longitudinal pultrusion direction; the fiber layers including one or more second layers, the or each second layer consisting solely of a layer of fibers such that the resin is permeated through the layer of fibers between the fibers, the or each second layer having fibers with at least portions thereof extending transverse to the longitudinal direction; the or each second layer of fibers having a total quantity of fibers in the layer which is of the order of or less than 0.25 ounces per square foot.