Pipe joints or couplings – Nonmetal to metal – Internal member
Patent
1979-07-13
1981-12-15
Arola, Dave W.
Pipe joints or couplings
Nonmetal to metal
Internal member
285259, 29417, 29455R, 29508, 29516, F16L 3320, B23P 1700
Patent
active
043056083
ABSTRACT:
A ferrule for use with a male stem which together define a coupling for flexible hose, the ferrule including a sleeve having an inside surface from which extend a plurality of longitudinally oriented ribs that are circumferentially spaced from each other. The ferrule is preferably made by extruding a metal tube and forming a plurality of longitudinal ribs, circumferentially spaced from each other along thetube inside surface; and cutting the tube in desired lengths to define ferrules.
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patent: 2626167 (1953-01-01), Lake
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Jewell David E.
Stuemky Robert E.
Arola Dave W.
Castleman, Jr. Curtis H.
Fink Raymond
Oberg, Jr. H. W.
The Gates Rubber Company
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