Leaf spring
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United States of America Patent
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Jun 7, 2022
Grant Date -
Apr 1, 2021
app pub date -
Mar 12, 2020
filing date -
Sep 26, 2019
priority date (Note) -
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Abstract
A leaf spring may include: an upper plate provided with arc-shaped portions which are integrally formed on both end portions thereof, respectively, for forming spring eyes; a lower plate disposed to overlap a lower side of the upper plate and provided with arc-shaped portions which are integrally formed on both end portions thereof, respectively, and face the arc-shaped portions of the upper plate to form the spring eyes; clamping units installed to restrain the both end portions of the overlapped upper and lower plates from being separated from each other; and a central fastening unit configured to fasten central portions of the overlapped upper and lower plates.
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