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Edgar Lines
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Individual
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Publication of GB190403944ApublicationCriticalpatent/GB190403944A/en
3944. Lines, E. Feb. 17. Spigot-and-socket joints. -In order to form a flush internal surface in spigot-and-socket joints. of stoneware pipes, the socket is made with one or more internal slots 1, 2, into which are driven wedges 5, 6 of bitumen &c., so as to align the spigot end of the contiguous pipe correctly in position.
Improvements in or in connection with channel junctions, channel couplings and channel slips for use principally for the manholes of drains and sewers or for other like purposes such as those for water or chemical works