Safety belt retractor with emergency locking mechanism

Details Safety belt retractor with emergency locking mechanism Safety belt retractor with emergency locking mechanism

1978-12-22

1980-10-21

Jillions, John M.

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

2421074B, A62B 3502, B65H 7548

Patent

active

042289700

ABSTRACT:
A safety belt retractor for a motor vehicle has an emergency locking mechanism which is of dual sensitive type and senses an emergency of the vehicle by sensing webbing extraction acceleration or speed and by sensing direct speed change or acceleration of the vehicle. When the sensing means senses the emergency of the vehicle the mechanism locks the extraction of the webbing to fasten the vehicle occupant.

REFERENCES:
patent: 2953315 (1960-09-01), Lautier et al.
patent: 3430891 (1969-03-01), Burleigh
patent: 3929300 (1975-12-01), Lindqvist
patent: 3955774 (1976-05-01), Weman
patent: 3991953 (1976-11-01), Takada
patent: 4044969 (1977-08-01), Wallin
patent: 4065071 (1977-12-01), Holmberg
patent: 4083512 (1978-04-01), Rumpf

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