Patent ID: 11879189
Assignee: BALL FABRICS, INC.
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC D  E | IPC D  E

Claim 0:
1. A visual barrier windscreen comprising:
a first series of monofilament threads formed in pillar stitches extending in a warp direction;
a second series of monofilament threads formed in zig-zag stitches extending in a first weft direction relative to the pillar stitches and binding adjacent pillar stitches; and
a third series of monofilament threads formed in zig-zag stitches extending in a second weft direction opposite to the first weft direction and also binding adjacent pillar stitches;
wherein a pattern of hexagonal wind-passage holes are formed by a cooperation of the pillar stitches and zig-zag stitches;
wherein at least a 75-80% visual block is attained with the cooperation of the pillar stitches and zig-zag stitches;
wherein the first, the second, and the third series of monofilament threads comprise Ultraviolet (UV) stabilized high density polyethylene;
wherein the cooperation of the pillar stiches and zig-zag stitches achieve an air flow permeability that is greater than 755 cfm/ft2; and
wherein the visual barrier windscreen is configured to be installed on a fence.