Back to results
US 4,034,595 AGranted
Sheet metal working tool
OwnerGlen R. Smithinventor
Life of this patent
Estimating the term…
Abstract
A sheet metal working tool for turning an edge of sheet metal perpendicular to the main portion of the sheet metal and for opening Pittsburgh locks formed in said metal.
Claims9
A tool for working on sheet metal to turn edges and open Pittsburgh locks comprising;
- a metal rod of steel having means at one end for edge turning, and means at the other end for opening Pittsburgh locks, the means for edge turning including a slot extending inwardly the depth of the desired edge and of the approximate width of the thickness of metal which it is desired to turn, the slot being approximately 1/16th inch in thickness and approximately 1/4 inch in depth, a hole provided parallel to and at the innermost end of said slot, said hole being of approximately 5/32nd inch in diameter, and the means for opening Pittsburgh locks including a hole drilled through the steel rod and in parallel with the first hole set forth above but at the other end of said rod, said hole having a slot of approximately 1/16th inch opening to the edge of said tool.
A tool for working on sheet metal to turn edges and open Pittsburgh locks comprising;
- a metal rod of steel having means at one end for edge turning, and means at the other end for opening Pittsburgh locks, and the means for opening Pittsburgh locks including a hole drilled through the steel rod adjacent one end thereof and flanged tips on said rod on either side of said hole forming a slot therewith.
Dependencies are inferred from the claim text.