Sealing device for contaminated and/or activated structural elem

Details Sealing device for contaminated and/or activated structural elem Sealing device for contaminated and/or activated structural elem

1976-10-01

1978-03-14

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 16, F16J 1506

Patent

active

040788113

ABSTRACT:
A sealing device for inner surfaces of hollow bodies such as pipes, containers, or the like which have adhering thereto contaminated or activated material. The sealing device comprises two supporting plates arranged in spaced relationship and substantially parallel to each other while extending in a direction perpendicular to the axis of the hollow body to be sealed. Of these two plates, the outer one is provided with a filling connection and with a discharging connection. The two supporting plates are adapted by means of pull elements to be tightened against a yieldable seal which is positively guided and is arranged along the circumferential rim of the hollow body.

REFERENCES:
patent: 2604225 (1952-07-01), Armstrong
patent: 3749411 (1971-07-01), Lennon et al.

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