Propshaft with improved crash-worthiness
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United States of America Patent
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Dec 26, 2006
Issued Date -
N/A
app pub date -
Aug 20, 2003
filing date -
Aug 20, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
A frangible telescopic propeller shaft includes an elongated hollow cylindrical body, a reduced diameter intermediate portion along a length of the body, and at least one spin-formed transition area between the intermediate portion and the body. The transition area includes a frangible feature wherein at least a part of the cylindrical body lies over the intermediate portion such that, in response to a sufficient axial force, the frangible feature fractures to telescope the body over the intermediate portion.
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