Patent ID: 9261217
Filing Date: 2016-02-16
CPC Classification: F16L

Claim Text:
1. A pipeline point-repair device, comprising: a generally cylindrical body portion, having a locking mechanism mounted on an exterior surface thereof, said generally cylindrical body portion being expandable by application of pressure to an inner surface thereof; and an external layer including a silicate resin, said external layer surrounding said exterior surface of said body portion, said external layer comprising a fiberglass mat, and said silicate resin being curable and being impregnated in said fiberglass mat, wherein an external surface of said locking mechanism engages an internal surface of said external layer and said silicate resin included therein, and wherein when said silicate resin in said external layer is cured, said external surface of said locking mechanism is cured to said internal surface of said resin such that said locking mechanism is disposed between said body portion and said cured external layer, thereby preventing a change of position of said locking mechanism and binding together said cylindrical body portion and said external layer.