F - Mech Eng,Light,Heat,Weapons – 16 – L
Patent
F - Mech Eng,Light,Heat,Weapons
16
L
285/58
F16L 55/16 (2006.01) F16L 55/18 (2006.01) F16L 57/02 (2006.01)
Patent
CA 1248156
NOVEL PIPELOCK ABSTRACT OF THE DISCLOSURE A novel pipelock comprising a first pair of rings facing each other axially, with the inner diameter of each ring at the outer face being smaller than the inner diameter of each ring at the inner face, each of said first pair of rings comprising at least two circumferential parts, means to restrain longitudinal movement of facing circum- ferential parts outwardly from each other, at least one second ring comprised of at least two circumferential parts connected to each other, outwardly surrounding said first pair of rings, and constraining outward radial movement of said first pair of rings.
464689
O'donnell William J.
Porowski Jan S.
Hewitt Neville S.
O'donnell & Associates Inc.
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