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US 11,708,932 B2Granted
Pipe lining preparation assembly
AssigneeLiqui-Force Services (Ontario) Inc.
InventorsDarcy Warren, Ron Bartel, Steve Bartel
Life of this patent
Estimating the term…
Abstract
An example sewer preparation from the main (PFM) device provides for the inspection and preparation of the sewer pipe from the main sewer pipe. The PFM device provides for the insertion of one or more individual and separately controllable tools into the sewer pipe. The tools include a clean out tool and a camera.
Claims19
A sewer preparation system comprising:
- a plurality of drive modules linked together, each of the drive modules including a drive assembly;
- a plurality of control conduits in driving engagement with the drive assembly of a corresponding one of the plurality of drive modules;
- a plurality of tools attached to an end of a corresponding one of each of the plurality of control conduits;
- and
- a launch head coupled to the plurality of drive modules, wherein the launch head includes a snout forming passageway for the plurality of tools and a corresponding one of the plurality of control conduits and a space for storing the plurality of tools when not extended outward, wherein the drive assembly of a corresponding one of the plurality of drive modules is actuatable to extend and retract a corresponding one of the plurality tools relative to the launch head.
2 more elements
A sewer preparation system comprising:
- a first conduit drive module including a first drive assembly;
- a second conduit drive module including a second drive assembly, wherein the second conduit drive module is pivotally coupled to the first conduit drive module;
- a first tool disposed at an end of a first control conduit, the first control conduit guided through the second conduit drive module and into driving engagement with the first drive assembly within the first drive module;
- a second tool disposed at an end of a second control conduit, the second control conduit in driving engagement with the second drive assembly and through the first conduit drive module around the first drive assembly;
- and
- a launch head coupled to the second first conduit drive module, wherein the launch head includes a movable snout for defining a direction for extension of one of the first tool and the second tool into a pipe and a space for storing the first tool and the second tool.
3 more elements
Dependencies are inferred from the claim text.