Pipe joints or couplings – With strain relief
Patent
1978-01-25
1979-06-26
Arola, Dave W.
Pipe joints or couplings
With strain relief
285226, 285229, F16L 2710
Patent
active
041591330
ABSTRACT:
An improved flexible vacuum bellows is provided for interconnecting flanged pipe sections which comprises a flexible tubular joint member having one or more radially inwardly extending U-shaped convolutions and having bores that align with and are penetrated by fastening means joining the tubular joint member to the pipe sections.
REFERENCES:
patent: 1626772 (1927-05-01), Worden
patent: 1968715 (1934-07-01), Slade
patent: 2553542 (1951-05-01), Bodine
Air Products and Chemicals Inc.
Arola Dave W.
Dannells Richard A.
Innis E. Eugene
Moyerman Barry
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