B - Operations – Transporting – 63 – C
Patent
B - Operations, Transporting
63
C
114/66
B63C 9/08 (2006.01) B63B 21/08 (2006.01)
Patent
CA 1271093
ABSTRACT OF THE DISCLOSURE A hollow seamless flotation device having spaced loops of rope known as grab lines which extend the ends of which extend through tubular passages molded in the hollow body. A recess in an inner side face of the body adjacent each tubular passage and which also includes a blind hole , receives a knot on the end of the rope and the end of the rope is received in the blind hole to provide further resistance to pulling the knot through the tubular passage.
586936
Hendry Robert G.
Panossian Raffy
LandOfFree
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