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US 2018/0023746 A1Published application
Winch boom and method for trenchless replacement
AssigneeTT Technologies, Inc.
InventorMichael Tjader
Life of this patent
Estimating the term…
Abstract
A pipe replacement system and method are shown. Configurations are shown that include a pulley that does not damage a bursting tool, as the bursting tool is pulled into a pit. Configurations are also shown that include a boom that does not need an extraction cage for the bursting tool.
Claims18
(canceled)
A pipe replacement system, comprising:
- a boom, having a first end to couple to a winch, and a second end to deploy in a pit;
- at least one reaction plate coupled to the second end of the boom;
- a first pulley coupled to the second end of the boom;
- a second pulley coupled to the pipe replacement system to be fixed at the first end of the boom when in operation;
- a pivot joint to couple the boom to the winch;
- and
- a coupling located at the pivot joint to removably secure the boom to the winch.
4 more elements
A pipe replacement system, comprising:
- a boom, having a first end to couple to a winch, and a second end to deploy in a pit;
- at least one reaction plate coupled to the second end of the boom;
- a first pulley coupled to the second end of the boom;
- a second pulley coupled to the pipe replacement system to be fixed at the first end of the boom when in operation;
- and
- a limiter to stop a pipe to be replaced from jamming the winch.
3 more elements
Dependencies are inferred from the claim text.