Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable
Reexamination Certificate
2007-10-02
2007-10-02
Lagman, Frederick L. (Department: 3673)
Hydraulic and earth engineering
Subterranean or submarine pipe or cable laying, retrieving,...
Advancing subterranean length of pipe or cable
C405S174000, C405S154100
Reexamination Certificate
active
11217506
ABSTRACT:
A tool used for installing water systems. The tool consists of a probe having a central body, a tapered end, and an anvil end. Pipe is slid over the central body forming a pipe and probe assembly which can be installed in soil traversing beneath an immovable structure by impacting the anvil end, such as with a jack hammer. A method for installing water systems using the tool is also contemplated herein.
REFERENCES:
patent: 51801 (1866-01-01), Castle
patent: 790910 (1905-05-01), McClintock
patent: 3916564 (1975-11-01), Crowell, Sr.
patent: 0 294 740 (1988-12-01), None
Li, Richard “Installing an Irrigation System? Consider Boring”, p. 2; Paragraphs 2-4, undated.
Buskop Wendy
Buskop Law Group PC
Lagman Frederick L.
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