Pipe joints or couplings – Particular interface – Tapered
Patent
1991-03-07
1992-06-09
Arola, Dave W.
Pipe joints or couplings
Particular interface
Tapered
285328, 2853345, 285368, 285382, 285414, 285906, 285917, F16L 1706
Patent
active
051200864
ABSTRACT:
The invention relates to a pipe connection in which an intermediate ring which is provided on its end faces with sealing lips is inserted between the widened pipe ends and clamping means are provided which brace the widened pipe ends and the intermediate ring together in a force-locking manner, the sealing lips of the intermediate ring being plastically deformed.
REFERENCES:
patent: 381869 (1888-04-01), Williams
patent: 660862 (1900-10-01), Lovekin
patent: 1595310 (1926-08-01), Mueller et al.
patent: 1821867 (1931-09-01), Wilson
patent: 1834581 (1931-12-01), Ferrell et al.
patent: 3556568 (1971-01-01), King
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