Shipboard internal locking system

Closure fasteners – Bolts – Multiple

Patent

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Details

292 70, 70338, 70120, 70455, E05C 912

Patent

active

046207333

ABSTRACT:
A locking bolt system for locking shipboard water tight doors, hatches and cuttles comprising plural bolts with racks thereon driven by pinions rotated by a drive shaft. Rotation of the drive shaft is controlled by a contoured locking disk which is locked and unlocked by two lugs each operated by an independent lock cylinder.

REFERENCES:
patent: 1046438 (1912-12-01), Caldwell
patent: 1250127 (1917-12-01), Beers
patent: 1464458 (1923-08-01), Whartenby
patent: 1501640 (1924-07-01), Anderson
patent: 1968285 (1934-07-01), Egan
patent: 2261353 (1941-11-01), Fedele
patent: 2752445 (1956-06-01), Navarrete
patent: 3267707 (1966-08-01), Adams
patent: 4070882 (1978-01-01), Ruiz
patent: 4288944 (1981-09-01), Donovan
patent: 4505139 (1985-03-01), Richards

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