DISC SPRING
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United States of America Patent
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Issued Date -
May 6, 2021
app pub date -
Mar 8, 2018
filing date -
Mar 8, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
The disc spring is a disc spring for being fitted on a rotary shaft and includes: an annular body portion; a claw portion protruding inward in a radial direction from an inner peripheral edge of the body portion, wherein the claw portion gradually extends toward one side in an axial direction as it goes inward in the radial direction, and at least a tip part of the claw portion is provided with a hole.
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