초록

A composite structural reinforcement has a keyed reinforcement member in which a thermally expandable resin strip is mechanically retained. The mechanical interlock permits the resin to be secured to the member without heat or an adhesive.

대표청구항 ▼

[ We claim:] [1.] A reinforcement member for structurally reinforcing a hollow member, said reinforcement member comprising:a member having a body, said body defining a channel for receiving a strip of uncured thermally expandable resin therein, said body further defining a mechanical interlocking m

[ We claim:] [1.] A reinforcement member for structurally reinforcing a hollow member, said reinforcement member comprising:a member having a body, said body defining a channel for receiving a strip of uncured thermally expandable resin therein, said body further defining a mechanical interlocking means at said channel; andan uncured thermally expandable resin strip disposed in said channel, said uncured thermally expandable resin strip having a surface which is shaped to mate with said channel such that said mechanical interlocking means mechanically retains said uncured thermally expandable resin strip in said channel.