Seat belt retractor with powered rewinding arrangement for slack

Winding – tensioning – or guiding – Strand tensioning device – Tortuous course

Patent

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Details

280806, B60R 2246, B65H 7548

Patent

active

045792941

ABSTRACT:
An emergency locking retractor (ELR) for a safety seat belt system provided with a slack-take-up spring operable to instantaneously bias a belt retracting reel to take-up a slack in the seat belt in an emergency situation of the vehicle. The retractor is further provided with a rewinding mechanism including an electric motor for rewinding the slack-take-up spring after the spring energy thereof has been released. Switching circuits for automatically energizing the electric motor are also possible.

REFERENCES:
patent: 4447017 (1984-05-01), Inukai
patent: 4471918 (1984-09-01), Ando

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