Reclosable seams for fluid-tight applications

Details Reclosable seams for fluid-tight applications Reclosable seams for fluid-tight applications

1986-12-22

1989-06-27

Dorner, Kenneth J.

Buckles, buttons, clasps, etc.

Separable-fastener or required component thereof

With third detached member completing interlock

24587, 24588, 206522, 383 63, 383 3, A41F 100

Patent

active

048416037

ABSTRACT:
An interlocking structure and a method of testing wherein the structure includes spaced interlocked rib and groove members with a compartment therebetween exposed to one side of each of the interlocked ribs and grooves and the ribs and grooves submerged beneath water while the compartment is pressurized with air so that any leakage past the interlocked rib and grooves will be detected by bubbles rising through the water.

REFERENCES:
patent: 2519290 (1950-08-01), Saltz
patent: 2637085 (1953-05-01), Madsen
patent: 3085187 (1962-10-01), Gugen
patent: 3440696 (1969-04-01), Staller
patent: 3918131 (1975-11-01), Ausnit
patent: 3986914 (1976-10-01), Howard
patent: 4155453 (1979-05-01), Ono
patent: 4212337 (1980-07-01), Kamp
patent: 4447935 (1984-05-01), Ausnit
patent: 4528224 (1985-07-01), Ausnit

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