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:
Dec. 30, 2025
Filed:
Mar. 04, 2024
Maersk Drilling A/s, Kongens Lyngby, DK;
John Røn Pedersen, Frederikssund, DK;
Martin Speiermann, Hvidovre, DK;
Jacopo Granata, Hvidovre, DK;
Valère Combescot, Hvidovre, DK;
Mikael Eronen, Hvidovre, DK;
WATTSUP POWER A/S, Hvidovre, DK;
Abstract
A flywheel system including a rotor forming an aperture extending through a rotation axis of the rotor and a fixture including a shaft assembly for passing through the aperture of the rotor, wherein the rotor rotates about the shaft assembly. The shaft assembly includes a bottom support, a top support, a central rod connecting the bottom support to the top support, a plurality of stacked modules, each module forming an aperture for receiving the central rod, a top pre-tensioning nut affixed to a top end of the central rod, and a bottom pretensioning nut affixed to a bottom end of the central rod. The top pre-tensioning nut and the bottom pre-tensioning nut clamp the plurality of stacked modules between the bottom support and the top support.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile