Robertson driver

Details Robertson driver Robertson driver

1998-02-12

2003-04-29

Smith, Scott A. (Department: 3721)

Elongated-member-driving apparatus

With means to move or guide member into driving position

With means to assure correct orientation of member

C227S156000, C081S461000, C140S106000

Reexamination Certificate

active

06554173

ABSTRACT:

TECHNICAL FIELD OF THE INVENTION
This invention relates to hand tools, and in particular to a Robertson Driver.
BACKGROUND OF THE INVENTION
In recent years, some screws, including wood screws, machine screws, etc. have been provided with square holes in their heads to take a square-tipped screwdriver. These screws and their drivers are called Robertson screws or drivers.
SUMMARY OF THE INVENTION
In accordance with one aspect of the present invention, a Robertson driver is provided which has a slot in the end of the tip thereof which can fit over a wire, enabling the user to manipulate a wire.


REFERENCES:
patent: 173356 (1876-02-01), Sloan
patent: 1934347 (1933-11-01), Flesselles
patent: 2195773 (1940-04-01), Foshee
patent: 3578046 (1971-05-01), Curran
patent: 4257159 (1981-03-01), Wingert
patent: 4485852 (1984-12-01), Frazier
patent: 4680996 (1987-07-01), Gold
patent: 5353667 (1994-10-01), Wilner
patent: 5450776 (1995-09-01), Kozak
patent: 5520227 (1996-05-01), Kelley
patent: 860494 (1961-02-01), None

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