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US 2018/0185941 A1Published application
Thread taps for wood workpieces
OwnerAndrew J. Kleininventor
Life of this patent
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Abstract
A tap cutting tool comprising a first end configured to engage with a chuck of a drill and a second end having one or more thread cutting surfaces spaced apart around the perimeter of the second end and each thread cutting surface extending at least partially along a length of the second end with a void space or flute positioned between each adjacent thread cutting surface. The tap cutting tool is configured to produce a threaded hole in a non-metal workpiece when rotated.
Claims17
A tap cutting tool comprising:
- a first end configured to engage with a chuck of a drill;
- a second end having one or more thread cutting surfaces spaced apart around the perimeter of the second end and each thread cutting surface extending at least partially along a length of the second end;
- and
- a shaft connecting the first end and the second end,
- wherein the tap cutting tool is configured to produce a threaded hole in a non-metal workpiece.
2 more elements
A method of producing threaded tap holes in a work piece comprised of wood, the method comprising:
- inserting a first end of a tap cutting tool into a chuck of a drill;
- inserting a second, opposing end of the tap cutting tool into a pre-drilled hole in the wood work piece;
- and
- rotating the first end of the tap cutting tool in a first direction with the drill to rotate the second end of the tap cutting tool into the thickness of the wood workpiece;
- and
- forming a threaded tap in the wood workpiece while rotating the first end of the tap cutting tool and thus rotating the second end of the tap cutting tool which comprises a plurality of spaced apart thread cutting surfaces having a plurality of void spaces positioned between adjacent thread cutting surfaces.
3 more elements
Dependencies are inferred from the claim text.