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:
Nov. 25, 2025
Filed:
Sep. 27, 2022
Sandvik Mining and Construction Oy, Tampere, FI;
Lauso Cumini, Tampere, FI;
Juho Vaara, Tampere, FI;
Sandvik Mining and Construction Oy, Tampere, FI;
Abstract
A method is provided including the steps of determining a set of passage control units, PCUs, enabling forming of an isolated operation zone of a mining automation system; maintaining an acknowledgement status record for the set of PCUs; determining, based on the acknowledgement status record, a PCU within the set of PCUs for completing isolation of the operation zone; selecting an acknowledgement unit located outside the operation zone to be isolated, the acknowledgement unit being associated with the PCU; and controlling, in response to receiving an acknowledgement from the selected acknowledgement unit, a state of the operation zone.