Catch for safety belts of air, water, and land transport means

Details Catch for safety belts of air, water, and land transport means Catch for safety belts of air, water, and land transport means

1983-04-27

1985-12-03

Kannan, Philip C.

Buckles, buttons, clasps, etc.

Separable-fastener or required component thereof

Including member having distinct formations and mating...

280801, 297468, A44B 1126

Patent

active

045558310

ABSTRACT:
An improved catch for safety belts embodying releasable locking of the catch tongue with a releasing element which by means of a pushbutton is manually movable to slide counter to a return spring and release a locking mechanism, and an automatic release system controlled by an electric signal generated by a sensor and having an electro-mechanical drive. The automatic release operation occurring after a given delay period, which starts anew after each signal, if several signals occur successively within the delay period. The electro-mechanical drive comprising a gear motor driven threaded spindle, and a drag nut on the spindle bearing against the releasing element. The drag nut releasing said releasing element for movement by the pushbutton. A switching element is provided which, upon release of the locking mechanism, acts on the gear motor to restore it to its starting condition prior to the electrical signal generated by the sensor.

REFERENCES:
patent: 3235930 (1966-02-01), Chapin et al.
patent: 3311188 (1967-03-01), Gutshall
patent: 4049293 (1977-09-01), Bouju
patent: 4126919 (1978-11-01), Lassche
patent: 4194764 (1980-03-01), Grimm
patent: 4441236 (1984-04-01), Bron

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