Screw tube lock

Closure fasteners – Seals – Distorted shackle

Patent

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Details

292327, B65D 3334

Patent

active

043125298

ABSTRACT:
A novel locking means comprising a tube which is squeezed flat so as to cease a flexible cable and wherein identification of the seal can be printed on the flatted portion with a transverse opening formed through the tube through which the free end of the flexible cable can be passed so as to be locked by a set screw threadedly received in the end of the tube and wherein the end of the set screw is reduced in cross-section so that it will break off to provide a seal that cannot be opened without cutting the cable and destroying the integrity of the seal. A second embodiment comprises a bolt with a threaded cylindrical nut formed with a transverse opening into which a set screw can be received so as to lock the bolt in the cylindrical member by engaging a reduced cross-section of the bolt and wherein the set screw also has a reduced cross-sectional portion so that it will break off when the set screw is tightened.

REFERENCES:
patent: 419491 (1890-01-01), Beckwith
patent: 1038183 (1912-09-01), Mueller
patent: 1039576 (1912-09-01), Mueller et al.
patent: 1124005 (1915-01-01), Foreman
patent: 1397101 (1921-11-01), Kelly
patent: 1512632 (1924-10-01), O'Connor
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patent: 1599189 (1926-09-01), Smith
patent: 1662863 (1928-03-01), Mueller
patent: 1911060 (1933-05-01), Clark
patent: 2469592 (1949-05-01), Byer
patent: 2530899 (1950-11-01), Muller
patent: 2809859 (1957-10-01), Moberg
patent: 2840939 (1958-07-01), McClure
patent: 3330586 (1967-07-01), Becker

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