SEAT BELT RETRACTOR COMPRISING A TENSIONING DRIVE
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United States of America Patent
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app pub date -
Feb 1, 2013
filing date -
Aug 3, 2010
priority date (Note) -
Abandoned
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Abstract
A seat belt retractor for a safety belt is provided. The retractor includes a seat belt spindle for winding up and unwinding the safety belt and a tensioning drive, which comprises a gas generator, a drive wheel and a supply pipe which connects the gas generator and the drive wheel, a plurality of thrust elements being present in the supply pipe which, after triggering the gas generator, are accelerated and indirectly or directly drive the drive wheel for winding up the safety belt. At least one of the thrust elements is a fiber-reinforced thrust element.
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