Other

Craig Anthony Mayman

Ian Roger Bateman

An apparatus and method for lining an underground conduit is disclosed. The apparatuscomprises: an annular framehaving a crown portionand a base portion; a strip guide disposed around and supported by the annular frame, the guide arranged to guide a striparound a helical path; a pair of strip pinch rollers mounted to the frameat a position circumferentially about halfway between the crown portionand the base portion; a drive assembly mounted to the frame for driving the stripdownwards into the helical path in a winding direction so as to present an incoming first edge to an adjacent second edge of a wound convolution of the strip; a liquid remover mounted to the frame, the liquid remover arranged to prevent liquid that has adhered to and ascended with the second edge from descending down towards the incoming first edge; and an extrudermounted to the framefor extruding a molten bead of plastic onto the stripat a position just before said overlap.

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Bellevue Heights, Australia

Craig Anthony Mayman