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:
Sep. 02, 2025

Filed:

Jan. 08, 2024
Applicant:

Epiroc Drilling Solutions, Llc, Garland, TX (US);

Inventors:

Matthew Fosler, Wylie, TX (US);

Steven B. Tweedie, Plano, TX (US);

Assignee:

Epiroc Drilling Solutions, LLC, Garland, TX (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 19/14 (2006.01); E21B 19/20 (2006.01);
U.S. Cl.
CPC ...
E21B 19/20 (2013.01); E21B 19/146 (2013.01);
Abstract

An apparatus for changing a drilling tool for a drilling rig is described, where the drilling rig comprises a drill tower supporting a drill pipe. The apparatus for changing a drilling tool has a drilling tool changer assembly moveable between a storage position and an exchange position, and the drilling tool changer assembly supports a rotatable carousel assembly. The rotatable carousel assembly has a plurality of bit adaptors for holding drilling tools and is selectively rotatable to bring a selected drilling tool into coaxial alignment with the drill pipe when the drilling tool changer assembly supporting the rotatable carousel assembly is moved into the exchange position. The apparatus includes mechanisms for aligning the selected drilling tool within a bit adaptor holding the selected drilling tool. The apparatus further includes mechanisms for aligning the drill pipe or a hammer with the selected drilling tool.


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