F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
F16L 21/08 (2006.01) F16L 37/14 (2006.01)
Patent
CA 2420707
Aligned circumferential grooves between a bell and spigot form a passage for receiving a locking strap that is insertable into the passage through an entrance opening in the wall of the bell. The locking strap has at least one projection adjacent the tail end portion thereof for engaging a surface of the passage to resist withdrawal of the locking strap from the passage. The entrance opening and the tail end portion of the locking strap have cooperating abutment and shoulder surfaces to releasably lock the strap within the passage.
Revlock Dennis P. SR.
Riedy Charles H.
Fetherstonhaugh & Co.
Prime Conduit Inc.
The Lamson & Sessions Co.
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