Receptacles – Closures – Removable closure guided in rotary movement
Patent
1980-03-06
1981-12-29
Hall, George T.
Receptacles
Closures
Removable closure guided in rotary movement
138 89, B65D 4104
Patent
active
043078168
ABSTRACT:
A threaded closure having force-transmitting thread surfaces that face inwardly, whereby the forces acting on a casing wall directly above the closure imposed directly by a pressurized liquid and the forces on the casing wall adjacent to the closure transmitted from the top of the closure and through the closure threads are subtractive.
REFERENCES:
patent: 1958582 (1934-05-01), Kerr et al.
patent: 3487442 (1969-12-01), Rossmann
patent: 3664540 (1970-06-01), Witkin
patent: 3669301 (1972-06-01), Witkin
Hall George T.
Hersey Products, Inc.
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