Hand tool

Details Hand tool Hand tool

1976-01-30

1977-11-29

Abercrombie, Willie G.

2924358, B21D 1902, B21D 3902

Patent

active

040600467

ABSTRACT:
A power-operable hand tool for folding back upright flange portions at the edges of sheet material, which comprises a jaw for supporting the underside of the sheet during said folding operation, an operating jaw pivotally mounted about an axis extending parallel to the axis of the support jaw drive means for causing operative pivoting of said operative jaw, said drive means being connectable to a source of motive power therefor, wherein the operative jaw is formed at one end with a recessed portion terminating at its periphery in a lug portion capable of engaging over the edge of an upright flange portion to be folded back, a main pressing surface extending from said recessed portion.

REFERENCES:
patent: 2810420 (1957-10-01), Gibson
patent: 2944503 (1960-07-01), Wilson et al.
patent: 3421356 (1969-01-01), Buske
patent: 3477272 (1969-11-01), Hunter
patent: 3602032 (1971-08-01), Skintzis
patent: 3877286 (1975-04-01), Fontaine et al.

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