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US 11,554,749 B2Granted
Load-limiting seatbelt retractor
AssigneeFord Global Technologies, LLC
InventorsDean M. Jaradi, S. M. Iskander Farooq, Mohammad Omar Faruque
Life of this patent
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Abstract
A restraint system includes a retractor housing; a spool rotatably coupled to the retractor housing and defining an axis of rotation; a torsion bar elongated along the axis of rotation and positioned coaxially in the spool; a cylinder elongated along the axis of rotation, extending coaxially around the torsion bar, and positioned coaxially in the spool; and a cutter fixed to the spool, the cutter including a cutting edge engaging the cylinder.
Claims17
A restraint system comprising:
- a retractor housing;
- a spool rotatably coupled to the retractor housing and defining an axis of rotation;
- a torsion bar elongated along the axis of rotation and positioned coaxially in the spool;
- a cylinder elongated along the axis of rotation, extending coaxially around the torsion bar, and positioned coaxially in the spool;
- and
- a cutter fixed to the spool, the cutter including a cutting edge engaging the cylinder.
3 more elements
Dependencies are inferred from the claim text.