String stapler

A string stapler comprising a stapling gun having a frame provided with a substantially elongated handle extending forwardly and rearwardly, said gun having an air inlet port on its rearward side behind said handle, said frame having a downward opening staple outlet having a substantially elongated shape extending from right to left, said outlet being disposed forwardly of said handle, a staple magazine fixed to said frame, staples in said magazine having recesses extending upwardly thereinto from the lower ends thereof, a trigger mounted on said frame, said gun delivering a staple from said magazine out through said outlet upon operation of said trigger when said air inlet port is connected to a source of pneumatic pressure, a string guide between said outlet and the rearward end of said handle whereby said gun is adapted to be moved rearwardly during operation between shooting of staples, means connecting said string guide to said frame, said string guide having a string cradling concave surface facing upwardly and having its lowermost part behind said staple outlet so that when a taut string extends across said string cradling surface closely under said staple outlet and forwardly from said staple outlet it will be bridged by such a staple shot from said outlet, a string spool disposed rearwardly of said handle, a string spool attaching assembly attaching said string spool rotatably to said frame, a string directing assembly attached to said frame rearwardly of said outlet and guiding said string from said spool forwardly to said string cradle.