Pipe joints or couplings – With casing – lining or protector – Lined
Patent
1974-06-28
1976-04-20
Callaghan, Thomas F.
Pipe joints or couplings
With casing, lining or protector
Lined
285247, 285256, 285259, F16L 3320, F16L 3324
Patent
active
039514382
ABSTRACT:
A fastening means, such as a hose end fitting comprising a metallic member formed with a serrated surface, and a layer of polymeric material arranged to cover the serrated surface, the surface of the layer of polymeric material both facing and remote from the serrated surface being capable of conforming substantially to the shape of the serrated surface.
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Callaghan Thomas F.
Dunlop Limited
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