Geometrical instruments
Patent
1978-04-26
1979-07-24
McGlynn, Joseph H.
Geometrical instruments
339 94M, 339274, H01R 1352
Patent
active
041621166
ABSTRACT:
The invention relates to detachable, water-tight connecting elements adapted to produce water-tight electrical and mechanical connections primarily in detonating devices connectable under water comprising a coulping part having at least one contact pin mounted thereon, said at least one contact pin being in electrical contact with a sealed leadin wire, and at least one closed sealing bead disposed around aid at least one contact pin of a pliable electrically-insulating material adapted to form a closed sealing surface with an adjacent surface when under pressure; as well as the connected elements comprising a surface containing at least one contact pin, said connecting element and means to apply pressure to said connecting element whereby the contact pins are in contact with a water-tight seal around them.
REFERENCES:
patent: 1766594 (1930-06-01), Buchli
patent: 2486195 (1949-10-01), Munsey
patent: 2567727 (1951-09-01), Quackenbush
patent: 2619515 (1952-11-01), Doane
patent: 2698926 (1955-01-01), Young
patent: 2801394 (1957-07-01), Derner et al.
patent: 3345604 (1967-10-01), Henschen et al.
patent: 3487353 (1969-12-01), Massa
patent: 3594696 (1971-07-01), Mitek, Jr.
McGlynn Joseph H.
Wasagchemie GmbH
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