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.
Patent No.:
Date of Patent:
May. 23, 2023
Filed:
Sep. 13, 2021
Applicant:
Arcbyt, Inc., Richmond, CA (US);
Inventor:
Troy Anthony Helming, Richmond, CA (US);
Assignee:
ArcByt, Inc., San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/15 (2006.01); E21D 9/10 (2006.01); E21B 7/14 (2006.01); E21B 4/16 (2006.01);
U.S. Cl.
CPC ...
E21B 7/15 (2013.01); E21B 4/16 (2013.01); E21B 7/14 (2013.01); E21D 9/1073 (2013.01); E21D 9/108 (2013.01);
Abstract
A tunnel boring machine including a propulsion system, an enclosure carried by the propulsion system, and a torch support structure carried by the enclosure. The torch support structure can include a primary disc mounted on a rotatable shaft carried by the enclosure, a first plurality of plasma torches mounted to the primary disc, and a power supply cable coupled to the enclosure and adapted to supply power to the boring machine from one or more power sources.