Pipe joints or couplings – Temperature responsive joint element; e.g. – shrunk fit – Memory plastic element
Patent
1977-05-26
1980-04-15
Arola, Dave W.
Pipe joints or couplings
Temperature responsive joint element; e.g., shrunk fit
Memory plastic element
29447, 75170, 285417, 285422, F16L 2500
Patent
active
041980816
ABSTRACT:
A coupling for tubes, pipes or the like, fabricated of heat recoverable metal that is treated so that it will contract when heated above its transition temperature spontaneously expand when cooled to its transition temperature to permit it to be installed or removed from the pipes.
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Harrison John D.
Jervis James E.
Arola Dave W.
Raychem Corporation
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