F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
277/56, 189/60
F16L 17/00 (2006.01) F16L 17/03 (2006.01) F16L 47/10 (2006.01)
Patent
CA 1323051
ABSTRACT OF THE DISCLOSURE A pipe socket insert of the type including an inwardly facing seat to receive a resilient gasket therein is disclosed for use within the socket of a length of plastic pipe. The insert is formed as a shaped annulus having an axially-rearward, downwardly inclined ramp, and an axially- forward, downwardly inclined ramp, the rearward ramp and the forward ramp having a circular transition zone therebetween. The rearward ramp is provided with a plurality of circumferentially-spaced valleys defined one from the other by circumferentially-spaced ribs, the ribs forming portions of the outer peripheral configuration of the rearward ramp for contact with portions of the inner periphery of the pipe socket. Additionally, if desired, the forward ramp can also be provided with a plurality of circumferentially-spaced valleys defined one from the other by a plurality of circumferentially-spaced ribs.
587207
Valls Jose E.
Vassallo Efrain D.
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