Shock-absorbing unit, manufacturing method thereof, and member connection structure
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United States of America Patent
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Issued Date -
Jan 11, 2018
app pub date -
Nov 15, 2016
filing date -
Jul 5, 2016
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Abstract
A shock-absorbing unit may include a reinforcement part made of a composite material, which has a panel shape, two opposing end portions of which are connected to the inner panel to divide the inner space into a separation space adjacent to the outer panel and a partition space adjacent to the inner panel, and which has a coupling protrusion protruding from the inner surface thereof toward the inner panel, and a shock-absorbing part made of a composite material, which has a coupling recess formed in one side thereof to receive the coupling protrusion so as to be connected to the reinforcement part in the partition space, and the opposite side of which is connected to the inner surface of the inner panel and is supported by the inner panel.
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