The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 16, 2025

Filed:

Jul. 10, 2024
Applicant:

Arrowhead Center, Inc., Las Cruces, NM (US);

Inventors:

Peter Zelkowski, Roswell, NM (US);

Paola Bandini Badiello, Las Cruces, NM (US);

Craig M. Newtson, Las Cruces, NM (US);

Assignee:

Arrowhead Center, Inc., Las Cruces, NM (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E02D 5/80 (2006.01); E02D 5/22 (2006.01); E02D 5/38 (2006.01); E02D 5/44 (2006.01); E02D 5/64 (2006.01); E02D 5/74 (2006.01); E02D 27/50 (2006.01);
U.S. Cl.
CPC ...
E02D 5/805 (2013.01); E02D 5/22 (2013.01); E02D 5/385 (2013.01); E02D 5/44 (2013.01); E02D 5/64 (2013.01); E02D 5/74 (2013.01); E02D 27/50 (2013.01); E02D 5/80 (2013.01); E02D 2300/0029 (2013.01); E02D 2600/30 (2013.01);
Abstract

Method and apparatus for enhancing capacity of piles and/or anchors, which can include any type of piles and/or anchors, including but not limited to micropiles and soil nail, by disposing a tube or casing into the earth and then laterally expanding at least a portion of the casing, in plastic deformation, using an expansion member such that an enlarged area is formed in the casing. The casing can then optionally be left in place and filled with a filler material and/or can optionally be forcibly pulled out of the ground, thus compacting and thereby densifying the surrounding soil, and the thusly formed enlarged hole can be filled with a filler material and used as an anchor and/or pile. Optionally, in one embodiment, existing piles and/or anchors can be re-used by lowering an expansion member into them and creating one or more laterally expanded areas.


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