Seat belt retractor having belt take-up force locking means

Details Seat belt retractor having belt take-up force locking means Seat belt retractor having belt take-up force locking means

1979-05-09

1981-04-14

Jillions, John M.

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

280807, 297475, 180270, A62B 3500, B65H 7548

Patent

active

042615313

ABSTRACT:
A seat belt retractor comprising belt take-up shaft means supported by the base member, belt take-up force locking means capable of assuming an interlocked position in which it is interlocked with the take-up shaft means and a non-interlocked position in which it is not interlocked with the take-up shaft means, and sensing means for bringing the take-up force locking means to the interlocked position and the non-interlocked position, respectively, in accordance with the wearing and removal of the seat belt of a belt wearer.
The take-up force locking means in the interlocked position prevents the take-up of the belt so far drawn out but permits draw out and take-up of the belt in a predetermined range beyond the amount so far drawn out.

REFERENCES:
patent: 4002311 (1977-01-01), Fisher et al.
patent: 4103845 (1978-08-01), Ueda
patent: 4172568 (1979-10-01), Yamanashi et al.
patent: 4198011 (1980-04-01), Kamijo et al.
patent: 4199172 (1980-04-01), Fukunaga et al.

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