Pipe joints or couplings – Screw
Patent
1991-10-25
1993-08-10
Arola, Dave W.
Pipe joints or couplings
Screw
285423, F16L 1500
Patent
active
052337375
ABSTRACT:
A filament wound pipe for conveying fluids, said pipe having a central longitudinal axis which extends along a length of said pipe which includes at least an end thereof that is for connecting said pipe to another body, said pipe comprising a filament wound axial section, two ramp sections and at least one end section wherein said ramp section is between said axial and said end sections along said central longitudinal axis, and wherein said end section is internally threaded; and wherein said filaments extend from said axial section through said ramp section to a first, to a second and to other locations in one of said end sections and wherein from said ramp section to an end of said end section remote from said ramp section inner dimensions increase along said central longitudinal axis.
REFERENCES:
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patent: 4813715 (1989-03-01), Policelli
Arola Dave W.
Goldberg Mark
Hercules Incorporated
O'Brien Robert O'Flynn
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