Method for making screw hole
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United States of America
Stats
-
Jan 14, 2025
Grant Date -
Dec 29, 2022
app pub date -
Oct 30, 2020
filing date -
Oct 30, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
A method for making a screw hole in a workpiece including a plate-shaped portion includes: preparing an auxiliary member having a flat plate shape; forming, in the plate-shaped portion, a first pilot hole having a minor diameter smaller than a major diameter of the screw hole; forming, in the auxiliary member, a second pilot hole having a minor diameter smaller than the major diameter of the screw hole; fixing the auxiliary member to the plate-shaped portion so that the first pilot hole is concentric with the second pilot hole; and making the screw hole in the plate-shaped portion and the auxiliary member by inserting a tap in the first pilot hole and the second pilot hole.
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