F - Mech Eng,Light,Heat,Weapons – 16 – J
Patent
F - Mech Eng,Light,Heat,Weapons
16
J
189/5, 277/56
F16J 15/10 (2006.01) F16L 41/03 (2006.01) F16L 41/08 (2006.01) F16L 55/10 (2006.01)
Patent
CA 1278588
PIPE SEAL AND CLOSURE MEMBER ABSTRACT OF THE DISCLOSURE A seal and closure member of elastomeric material adapted to be cast in situ and comprising a cylindrical body portion and an integral frusto-conical skirt therewithin. A radially outwardly extending flange is embedded in adjacent concrete. The skirt has a knock-out web at its smaller diameter end portion and the seal and closure member may thus be employed selectively as closure members for apertures in distribution boxes and the like and as seals for pipes in communction with the box interiors.
517585
Gavin Norman
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
LandOfFree
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