The invention describes a mainspring (10) for a belt retractor (24). Furthermore, a belt retractor (24) for a seat belt device of a vehicle is provided which comprises a belt reel (26) which is supported rotatably about a central axis (26a) in a belt retractor housing (28), and a mainspring (10) for rotationally restoring the belt reel (26). Accordingly, the mainspring (10) includes plural windings (30) extending in a substantially helically nested manner in its state mounted in the belt retractor (24). The mainspring (10) is disposed substantially concentrically to the central axis (26a).
DRIVE SPRING FOR A BELT RETRACTOR, AND BELT RETRACTOR
16.11.2023
Patent
Elektronische Ressource
Englisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
Power spring for seat belt retractor and seat belt retractor
Europäisches Patentamt | 2023
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