RIGID REPAIR WRAP INCLUDING A LAMINATE DISPOSED LATERALLY WITHIN THE REPAIR WRAP
A repair wrap for repairing or strengthening an item. The repair wrap includes a fabric, where the fabric includes one or more fibers. The repair wrap also includes a film disposed laterally within the fabric. The repair wrap further includes a hardening material disposed in the fabric. The fabric is configured to be wrapped around a portion of an item. Curing the hardening material is configured to form a shell about the portion of the item.
1 . A repair wrap for repairing or strengthening an item, the repair wrap comprising:
a fabric, wherein the fabric includes one or more fibers;
a film disposed laterally within the fabric; and
a hardening material disposed in the fabric;
wherein the fabric is configured to be wrapped around a portion of an item; and
wherein curing the hardening material is configured to form a shell about the portion of the item.
2 . The repair wrap of claim 1 , wherein the hardening material includes: a resin.
3 . The repair wrap of claim 1 , wherein the one or more fibers include: fiberglass.
4 . The repair wrap of claim 1 , wherein the one or more fibers include at least one of:
carbon fiber;
Kevlar;
aramid fibers;
para-aramid fibers;
basalt fibers;
natural fibers;
polyester; or
nylon.
5 . The repair wrap of claim 1 , wherein the thickness of the fabric is between 180 grams per square meter and 450 grams per square meter.
6 . The repair wrap of claim 1 , wherein the film includes a polyurethane film.
7 . The repair wrap of claim 1 , wherein the one or more fibers are knit to form the fabric.
8 . A repair wrap for repairing or strengthening an item, the repair wrap comprising:
a fabric, wherein the fabric includes:
one or more fibers; and
the one or more fibers are knit to form the fabric;
a film disposed laterally within the fabric; and
a resin disposed in the fabric, wherein the resin is:
water activated; and
configured to cure in exposure to air;
wherein the fabric is configured to be wrapped around a portion of an item; and
wherein curing the hardening is configured to form a shell about the portion of the item.
9 . The repair wrap of claim 8 , wherein the resin includes:
a two part epoxy.
10 . The repair wrap of claim 8 , wherein the resin includes:
methylene diphenyl diisocyanate.
11 . The repair wrap of claim 8 , wherein the resin includes an additive disposed in the resin.
12 . The repair wrap of claim 11 , wherein the additive includes at least one of:
plastic;
rubber;
sand;
wood particles;
sawdust;
fibrous material; or
polyester fibrous material.
13 . The repair wrap of claim 8 , wherein the item comprises at least one of:
wood;
metal;
glass;
plastic;
rubber;
composites;
fiberglass;
ceramic; or
concrete.
14 . The repair wrap of claim 8 , wherein ratio of resin to fabric by weight is 29 percent and 44 percent.
15 . The repair wrap of claim 14 , wherein ratio of resin to fabric by weight is approximately 36.5 percent.
16 . A repair wrap for repairing or strengthening an item, the repair wrap comprising:
a fabric, wherein the fabric includes:
one or more fibers; and
the one or more fibers are knit to form the fabric;
a polyurethane film disposed laterally within the fabric; and
a resin disposed in the fabric, wherein the resin is:
disposed on either side of the polyurethane film;
water activated; and
configured to cure in exposure to air;
wherein the fabric is configured to be wrapped around a portion of an item; and
wherein curing the hardening is configured to form a shell about the portion of the item.
17 . The repair wrap of claim 16 , wherein the gauge of the knit fabric is between 11 stitches per inch and 17 stitches per inch.
18 . The repair wrap of claim 17 , wherein the gauge of the knit fabric is approximately 14 stitches per inch.
19 . The repair wrap of claim 16 , wherein the polyurethane film includes a dye, the dye configured to change the color of the polyurethane film.
20 . The repair wrap of claim 16 , wherein the polyurethane film is between 0.1 and 0.2 millimeters thick.