Tools – Wrench – screwdriver – or driver therefor – Machine
Patent
1998-08-26
2000-07-11
Scherbel, David A.
Tools
Wrench, screwdriver, or driver therefor
Machine
81434, 81435, B25B 2306
Patent
active
060856165
ABSTRACT:
A screwdriver with a nose having a touchdown foot to engage a workpiece and an arm member forward of the foot forming a slotway between the foot and the arm member adapted to receive edges of sheet material and hold the sheet material against movement away from a screw being driven.
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patent: 5570618 (1996-11-01), Habermehl et al.
patent: 5687624 (1997-11-01), Tsuge et al.
patent: 5870933 (1999-02-01), Habermehl et al.
patent: 5927163 (1999-07-01), Habermehl
patent: 5943926 (1999-08-01), Habermehl
Scherbel David A.
Wilson Lee
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