Tube closure device

Details Tube closure device Tube closure device

1980-03-11

1981-08-11

Hall, George T.

Receptacles

Closures

Externally adjustable plug or gasket

220236, 220234, 138 89, B65D 5300

Patent

active

042829828

ABSTRACT:
A closure device which seals against the internal circumferential surface of a tube by an O-ring seal between a plug member and the circumferential surface and the plug being held in the tube by a plurality of segmented members that are positioned around the plug and pressed against the O-ring seal and the internal circumference of the tube by means on the plug that forces the segments into contact with the O-ring seal and the internal circumference of the tube.

REFERENCES:
patent: 2974685 (1961-03-01), Nooy
patent: 3613936 (1971-10-01), Kaiser

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