Nut, feed screw mechanism, and electric position adjustment device for steering wheel
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United States of America Patent
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Jun 22, 2021
Grant Date -
Nov 19, 2020
app pub date -
Jul 27, 2018
filing date -
Jan 19, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
The nut according to the present invention includes: a cylindrical portion having a female screw portion provided with spiral shaped thread grooves on an inner circumferential surface thereof; and a slit provided at one location in a circumferential direction of the cylindrical portion and opening to an outer circumferential surface and an inner circumferential surface of the cylindrical portion. The slit extends in an extending direction orthogonal to a direction of a lead angle in a portion of the thread grooves crossed by the slit.
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