Closing device for sliding doors and windows

Details Closing device for sliding doors and windows Closing device for sliding doors and windows

1978-03-23

1980-02-19

Foss, J. Franklin

Closure fasteners

Bolts

Hooked end

70 99, E05C 1910

Patent

active

041891740

ABSTRACT:
There is described a closing device which comprises a cylinder lock, a worm which is connected to the rotating lock core in such a way that said worm rotates together with said core, and a pin which enters the worm groove, whereby one of those elements formed by the worm and the pin is movable in the direction of the lock core rotation axis relative to said core, said movable element cooperating with the lever to cause said lever to swing with the movement thereof in the core lengthwise direction caused by the worm rotation.

REFERENCES:
patent: 966865 (1910-08-01), Schuyler
patent: 2405240 (1946-08-01), Sherer et al.
patent: 2810284 (1957-10-01), Wartian
patent: 2983000 (1961-05-01), Metzger
patent: 3044287 (1962-07-01), Pelcin
patent: 3065985 (1962-11-01), Du Four
patent: 3161923 (1964-12-01), Crain
patent: 3563068 (1971-02-01), Dushane
patent: 3893261 (1975-07-01), Cribben
patent: 4024739 (1977-05-01), Kaufman
patent: 4068874 (1978-01-01), Fleming et al.

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