Impact absorber for vehicle
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United States of America Patent
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app pub date -
Feb 26, 2010
filing date -
Sep 9, 2005
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Abandoned
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Abstract
An impact absorber for a vehicle has a tubular shape and is disposed between a side member and a bumper beam of the vehicle, so as to be crushed in an axial direction thereof upon application of a compressive load, for absorbing an impact energy. The impact absorber includes: a tubular main body and attachment plates that are fixedly welded to respective axially opposite end portions of the main body. The main body has a thin plate portion having a plate thickness smaller than 1.4 mm and constituting an axially intermediate portion of the main body, and a pair of thick plate portions having a plate thickness not smaller than 1.4 mm and located on axially opposite sides of the thin plate portion. The thick plate portions are held in contact with the respective attachment plates, and are arc-welded to be fixed to the respective attachment plates.
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