Alum-a-pole Corporation

Kevin Jablonski

Carl E Anderson

A roller system including a top roller, a middle roller, a split lower roller and a split workbench roller configured for a pump jack arranged for travelling up and down a pole, wherein the top roller includes flanges at both ends of the roller; wherein the split lower roller includes a pair of facing lower rollers, each of the pair of facing lower rollers having an outward tapered flange; and wherein the split workbench roller includes a pair of facing workbench rollers, each of the pair of facing workbench rollers having an outward tapered flange.

Pump jack centering roller system

A support member is provided for joining scaffolding plank segments comprising a first support surface for supporting a first scaffolding plank segment and a second support surface parallel to the first support surface for supporting a second scaffolding plank segment. A joining member joins the first and second plank segments, a first retainer is provided for retaining the first scaffolding plank segment on the first support surface and a second retainer for retaining the second scaffolding plank segment on the second support surface. A system is further provided comprising at least two scaffolding plank segments and a bracket, such as that described above, for supporting an end of each of the segments.

Support member for joinable scaffolding planks

A bending brake for sheet material includes frames; an upper jaw and a lower jaw that cooperate to hold the sheet material a bending surface pivotally connected to the lower jaw to bend the sheet material against an anvil of the upper jaw; an interlocking unit connected to the frame and having a cam surface which has having a locking position; and an elongated pipe assembly for rotation by a user. The elongated body bears against the cam surface and rests in the locking position to clamp the sheet material with reduced freedom of play.

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Scranton, PA, United States of America

Kevin Jablonski