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:
Nov. 03, 2026

Filed:

Jun. 19, 2025
Applicant:

Caterpillar Global Mining Equipment Llc, Denison, TX (US);

Inventors:

Ravi Kumar Nagarajan, Chennai, IN;

Scott Alan Christianson, Edelstein, IL (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 19/15 (2006.01); E21B 19/20 (2006.01);
U.S. Cl.
CPC ...
E21B 19/155 (2013.01); E21B 19/20 (2013.01);
Abstract

A magazine for auto drill-bit changes. The magazine includes a housing including at least one sidewall and at least two drill-bit pockets. The magazine also includes a bracket, the housing pivotably coupled to the first end of the bracket, and a lid a lid dimensioned to enclose the housing, the lid pivotably coupled to the housing. Additionally, a first actuator is pivotably coupled to both the housing and the bracket, and a second actuator is pivotably coupled to the housing and to the lid. The housing is actuatable between a parked position and a tilted position when the first actuator is activated, and the lid transitions between a closed position and an open position when the second actuator is activated.


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Nagarajan, Ravi. (2026). Automatic drill bit changing magazine (U.S. Patent No. 12781578). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12781578

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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