Retractor with rotary rack pretensioner

Details Retractor with rotary rack pretensioner Retractor with rotary rack pretensioner

2007-03-23

2009-12-15

Kim, Sang (Department: 3654)

Winding, tensioning, or guiding

Reeling device

With spring motor

C242S384200, C242S385300

Reexamination Certificate

active

07631830

ABSTRACT:
A seat belt retractor (100) having a rotationally mounted spool (120) with a seat belt windable thereon and a pretensioner (300) for winding the spool in a belt winding direction to rewind the seat belt upon the spool; the pretensioner comprising a rack and pinion mechanism (350) activated by a pyrotechnic element (400) for causing a clutch assembly (200) to change state from a disengaged mode to an engaged mode in which the clutch assembly drivingly engages the spool.

REFERENCES:
patent: 5505399 (1996-04-01), Schmid et al.
patent: 6264281 (2001-07-01), Dukatz et al.
patent: 6405959 (2002-06-01), Klingauf et al.
patent: 6419272 (2002-07-01), Yamaguchi et al.
patent: 6513747 (2003-02-01), Lee et al.
patent: 6575498 (2003-06-01), Nagata et al.
patent: 6626388 (2003-09-01), Nagata et al.

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