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:
Mar. 30, 2021
Filed:
Oct. 29, 2019
Vestas Wind Systems A/s, Aarhus N., DK;
Thomas Møller Christiansen, Hjortshøj, DK;
Erik Markussen, Videbæk, DK;
Jeppe Hesseldal Otten, Åbyhøj, DK;
Nicolaj Biltoft Kristensen, Silkeborg, DK;
Vestas Wind Systems A/S, Aarhus N., DK;
Abstract
A wind turbine includes a main shaft (), a rotor hub (), a plurality of blades coupled to the rotor hub (), and a rotor locking disc (), ('). The main shaft () includes a front end portion (), and the front end portion () includes a first connecting structure (). The rotor hub () includes a second connecting structure (). The first connecting structure () of the main shaft () is fixed to the second connecting structure () of the rotor hub (). The rotor locking disc (), (′) is integrally formed on the front end portion () of the main shaft (), and includes a peripheral region. A plurality of rotor locking elements (), (′) are located in the peripheral region for receiving one or more rotor locking pins ().