Screwdriver T-handle

Details Screwdriver T-handle Screwdriver T-handle

2006-07-19

2008-05-20

Meislin, D. S (Department: 3723)

Tools

Wrench, screwdriver, or driver therefor

Handle or shank

C081S489000, C081S177500, C016S430000

Reexamination Certificate

active

07373860

ABSTRACT:
A screwdriver T-handle having an upright stem portion and a top horizontal cross-bar portion, and together they form a letter T shape in both face views thereof. A groove on each of those faces of the handle provides for reception of the user's thumb when the handle is being gripped by the remainder of the user's hand for rotation to apply a threaded fastener, and the cross-bar presents an S shape in top plan view thereof.

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patent: 6230593 (2001-05-01), Hsieh
patent: D454045 (2002-03-01), Rinner
patent: 6681664 (2004-01-01), Hsien
patent: 6988295 (2006-01-01), Tillim

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