CONNECTION UNIT FOR COMPOSITES
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United States of America Patent
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Issued Date -
Jun 15, 2017
app pub date -
Apr 14, 2016
filing date -
Dec 10, 2015
priority date (Note) -
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Abstract
A connection unit for composites is provided to connect upper and lower plates that overlap each other. The connection unit includes a first connector having a central first downwardly-protruding portion configured to be inserted into an aperture in the upper plate and a peripheral first flange portion, a welding recess being formed in the first protruding portion. Additionally, a second connector has a central second upwardly-protruding portion configured to be inserted into an aperture in the lower plate and a peripheral second flange portion, a welding recess being formed in the second protruding portion. The first and second protruding portions are in contact with each other when inserted into the upper and lower plates, and the contact ends of the first and second protruding portions are welded to each other to secure the upper and lower plates to each other.
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