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US 10,273,664 B2Granted
Manhole base liner and method for manufacturing a manhole base liner
AssigneePredl GmbH
InventorManfred Predl
Life of this patent
Estimating the term…
Abstract
A manhole base liner (1), in particular for a wastewater manhole, has a base body (2) which comprises a tread surface (3) and at least one pipe connection opening (5). The base body (2) is produced in one piece from flexible material with a wall thickness, with which it can be bent together substantially arbitrarily in at least partial regions.
Claims8
A manhole base liner having a base body which has a tread surface and at least one pipe connection opening,
- wherein the base body is manufactured in one piece from flexible material with a wall thickness, with which it can be bent together at least in partial regions essentially arbitrarily, and
- wherein granulate-shaped bonding bridges and/or bonding bridges with geometrically defined shape are arranged on an outwardly directed surface of the base body.
Dependencies are inferred from the claim text.