Blocking device preferably for reel-type safety belts for vehicl

Details Blocking device preferably for reel-type safety belts for vehicl Blocking device preferably for reel-type safety belts for vehicl

1975-08-18

1978-04-25

Scott, Samuel

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

74577S, 74575, 335140, B65H 7548

Patent

active

040859053

ABSTRACT:
A blocking device for vehicle reel-type safety belts with a ratchet wheel to be connected to the reel of the safety belt, a pair of pivotal pawls engageable with the ratchet wheel to prevent rotation of the ratchet wheel and thus the reel in one direction of rotation of the reel, a mechanism operable by an abnormal change of speed of the vehicle, capable of pivoting one of the pawls into engagement with the ratchet wheel and then said one pawl pivots the other of the pawls into engagement with the ratchet wheel stopping the unwinding of the safety belt.

REFERENCES:
patent: 3823893 (1974-07-01), Svensson
patent: 3857528 (1974-12-01), Fiala
patent: 3889898 (1975-06-01), Ziv
patent: 3901459 (1975-08-01), Romanzi et al.
patent: 3917188 (1975-11-01), Nilsson

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