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US 6,554,173 B1Granted
Robertson driver
OwnerNeil L. Currieinventor
Life of this patent
Estimating the term…
Abstract
A Robertson driver is disclosed which has a slot (10) in the end of the tip (12) that can fit over a wire, enabling the user to manipulate the wire.
Claims9
A Robertson driver for driving a screw, comprising:
- a tip having a square cross section end,
- a slot formed in the end of the tip, the slot being formed by opposed edges, the edges being chamfered.
A method for manipulating a wire by use of a Robertson driver, comprising the steps of:
- fitting the tip of a Robertson driver having a slot therein over the wire;
- and manipulating the driver to manipulate the wire held within the slot, the slot formed by opposed edges, the edges being chamfered.
A Robertson driver for driving a screw, comprising:
- a tip having a square cross section end,
- a slot formed in the end of the tip, wherein the slot has a middle and ends, the slot widening toward the ends from the middle.
A Robertson driver for driving a screw, comprising:
- a tip having a square cross section end,
- a slot formed in the end of the tip, the Robertson driver for use in manipulating a wire having a predetermined diameter, the slot formed in the end of the tip having a depth less than the diameter of the wire, the slot having chamfered edges, and straight vertical sides extending more than halfway down the side of the wire when the wire is in the slot.
Dependencies are inferred from the claim text.