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US 2026/0160375 A1Published application
Pipe replacement system
AssigneeTT Technologies, Inc.
InventorMichael Tjader
Life of this patent
Estimating the term…
Abstract
Pipe replacement devices, and systems are shown. Devices and systems may include jointed cutters and floating cutters to navigate difficult pipe replacement conditions. Devices and systems may also include replacement pipe with pre-installed supply hoses, such as lubricant supply and/or pneumatic supply hoses. Methods of pipe replacement are also described, including splitting old pipe and pulling in new pipe behind the equipment as splitting progresses.
Claims18
A pipe replacement device, comprising:
- an expander;
- a lateral insertion pocket in the expander;
- a towing cable anchor adapted to fit within the lateral insertion pocket, wherein the towing cable anchor is adapted to grip a side surface of a bare end of a towing cable, and is removable from the towing cable;
- and
- a jointed cutter that abuts a front end of the expander.
2 more elements
A pipe replacement device, comprising:
- a head unit for a reciprocating hammer;
- a lateral insertion pocket in the head unit;
- a towing cable anchor adapted to fit within the lateral insertion pocket, wherein the towing cable anchor is adapted to grip a side surface of a bare end of a towing cable, wherein the towing cable anchor is removable from a towing cable;
- and
- a jointed cutter that abuts a front end of the head unit.
2 more elements
A pipe replacement device, comprising:
- a reciprocating hammer, including a leading tapered head;
- a lateral insertion pocket in the leading tapered head;
- a towing cable anchor adapted to fit within the lateral insertion pocket, wherein the towing cable anchor is adapted to grip a side surface of a bare end of a towing cable, and is removable from the towing cable;
- and
- a jointed cutter that abuts a front end of the leading tapered head.
2 more elements
Dependencies are inferred from the claim text.