Tightened body tightening force stabilization agent, method for stabilization of tightening force using the stabilization agent, and tightened body component part coated with the stabilization agent
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United States of America Patent
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Issued Date -
Apr 15, 2004
app pub date -
Jul 21, 2003
filing date -
Jan 31, 2001
priority date (Note) -
Abandoned
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Abstract
A tightened body tightening force stabilization agent capable of minimizing a variation in torque coefficient suitable for controlling a tightened body tightening force by a torque method, comprising, as an active ingredient, a polymer of unsaturated chain hydrocarbon with a carbon quantity of four; a method for stabilization of tightened body tightening force, comprising the steps of applying the polymer to at least either of a thread part such as a bolt member and a washer and the threaded part or seat surface of the tightened body and performing a tightening operation.
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