Seat belt apparatus

Details Seat belt apparatus Seat belt apparatus

1989-10-16

1991-04-02

Levy, Stuart S.

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

280806, 2421072, B60R 2242, B60R 2246

Patent

active

050041789

ABSTRACT:
A seat belt apparatus for use in the restraining of a person on a seat of the vehicle includes a take-up mechanism, a webbing strap having one end secured to the take-up mechanism windably and the other end secured to the vehicle body by pulling it out from the take-up mechanism, a webbing detection mechanism provided near the take-up mechanism for detecting the pulled-out amount of the webbing strap and a restraining mechanism for restraining the movement of the webbing strap. The restraining mechanism may be released for a given time by a switch or the sensing of a shock. A webbing strap fold-up mechanism for folding-up the webbing strap in the direction of the length is provided and acts upon the sensing of shock so as to fold up excess strap when the webbing strap detecting mechanism detects that the webbing strap is pulled-out an amount more than a predetermined amount.

REFERENCES:
patent: 4597545 (1986-07-01), Burghardt
patent: 4647071 (1987-03-01), Tabata
patent: 4718148 (1988-01-01), McKernon et al.
patent: 4840325 (1989-06-01), Higuchi et al.

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