Systems and apparatus for inhibiting a compressed pipe liner from retreating into a host pipe

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United States of America Patent

PATENT NO 9377149
APP PUB NO 20140314492A1
SERIAL NO

14206041

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Abstract

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A lock block for attaching to a diameter-reduced pipe liner pulled through a host pipe which braces the pipe liner and inhibits it from fully retreating into the host pipe when longitudinal tension is reduced and the pipe liner experiences length reduction.

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Patent Owner(s)

Patent OwnerAddress
SAK CONSTRUCTION LLC864 HOFF ROAD O'FALLON MO 63366

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blasczyk, James H Friendswood, US 6 25

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