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US 2001/0018014 A1Published application
Self-locking nut
OwnerKatsuo Itoinventor
Life of this patent
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Abstract
A double nut type self-locking nut that lends to easy machining of a small cross section area of crush section with uniform cut out surface by changing the shape of the cut out grooves in the main nut unit in order to provide a stable level of tightening torque at a certain level of shearing strength.
Claims3
A self-locking nut characterized by a pair of opposing cut out grooves placed in the mid section of the nut toward the axis core from the external circumference surface, and with a crush section formed in the direction of the radius between the cut out grooves.
Dependencies are inferred from the claim text.