Method for hermetically sealing a rigid panel

Details Method for hermetically sealing a rigid panel Method for hermetically sealing a rigid panel

1975-06-23

1976-06-15

Hoag, Willard E.

Plastic and nonmetallic article shaping or treating: processes

Carbonizing to form article

Agglomeration or accretion

156 731, 156 735, 264229, 264248, 264271, B29C 2700

Patent

active

039638146

ABSTRACT:
This invention is addressed to a new and improved method for sealing an opening in a rigid panel in which first and second sealing members are inserted into the opening in the rigid panel, and subjected to a first lateral mechanical tension, the members are then heated, preferably by ultrasonic heating means and then the members are subjected to a second mechanical tension.

REFERENCES:
patent: 2772017 (1956-11-01), Rieke
patent: 3022814 (1962-02-01), Bodine
patent: 3167210 (1965-01-01), Carney
patent: 3773205 (1973-11-01), Keeler et al.

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