Automotive airbag cover and method of manufacturing automotive airbag cover
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United States of America Patent
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Jul 19, 2011
Grant Date -
Apr 29, 2010
app pub date -
Mar 19, 2008
filing date -
Mar 23, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A skin material (5) including an impregnable fiber layer is overlapped and bonded onto a top surface of a base material (3) including a base material cleavage groove (13) having a predetermined depth from a rear surface of the base material (5) toward the top surface thereof. A skin cleavage groove (11) having a predetermined depth and corresponding to the base material cleavage groove (11) of the base material (3) is provided on a rear surface side of the skin material (5), the rear surface side being a bonding surface side to be overlapped and bonded onto the base material (3). Meanwhile, to facilitate cleavage, the skin cleavage groove (11) is provided inside a region of a hardened layer subjected to a hardening process by using a hardening agent.
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