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US 2009/0191977 A1Published application
Self aligning die
AssigneeIrwin Industrial Tool Company
InventorDerek J. Nash
Life of this patent
Estimating the term…
Abstract
The die has a bore that is generally sized to fit onto a like-sized stud. Threads are formed on the interior of the bore for cutting the threads on the stud. The die includes an integrated alignment mechanism to ensure that the die is aligned with respect to the stud as the die is rotated onto the stud.
Claims20
A die for a stud comprising:
- a body having a longitudinal axis and a bore located along the longitudinal axis;
- a thread cutting device formed in said bore and having a major diameter;
- an alignment guide integrated with said body, said alignment guide including an aperture defining a diameter where said diameter is substantially the same as the diameter of the stud with which the is to be used and where the aperture has a height of approximately 25% of the major diameter.
A kit comprising:
- a plurality of dies, at least two of said dies comprising:
- a body having a longitudinal axis and a bore located along the longitudinal axis;
- a thread cutting device formed in said bore;
- an alignment guide integrated with said body, said alignment guide including an aperture defining a diameter where said diameter is substantially the same as the diameter of the stud with which the is to be used and where the aperture has a height of approximately.
1 more element
A die for a stud comprising:
- a body having a longitudinal axis and a bore located along the longitudinal axis;
- split threads formed in said bore, said threads including a plurality of threaded lands having a major diameter, said lands including a chamfer, said chamfer extending for between two and five threads of said threaded land;
- and
- an alignment guide integrated with said body, said alignment guide including an aperture defining a diameter where said diameter is substantially the same as the diameter of the stud with which the is to be used and where the aperture has a height of approximately 25% of the major diameter.
1 more element
Dependencies are inferred from the claim text.