Patents by Inventor Manikandan Rajagopal

Manikandan Rajagopal has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Wind turbine rotor blade with a cone angle and a method of manufacturing a wind turbine rotor blade with a cone angle
    Patent number: 10100804
    Abstract: A wind turbine rotor blade (14) comprising a root portion (15) having a substantially cylindrical shape and a longitudinal axis (22), the root portion having a mounting face (25); a plurality of bores (26) in a wall of the root portion and extending from the mounting face into the root portion, the bores being configured to receive respective connecting means for connecting the wind turbine rotor blade to a wind turbine hub; wherein the plurality of bores are inclined at an angle relative to the longitudinal axis of the root portion to define a cone angle.
    Type: Grant
    Filed: December 10, 2012
    Date of Patent: October 16, 2018
    Assignee: Vestas Wind Systems A/S
    Inventors: Arne Haahr, Zhen-Zhe Chen, Manikandan Rajagopal
  • WIND TURBINE ROTOR BLADE WITH A CONE ANGLE AND A METHOD OF MANUFACURING A WIND TURBINE ROTOR BLADE WITH A CONE ANGLE
    Publication number: 20150159624
    Abstract: A wind turbine rotor blade (14) comprising a root portion (15) having a substantially cylindrical shape and a longitudinal axis (22), the root portion having a mounting face (25); a plurality of bores (26) in a wall of the root portion and extending from the mounting face into the root portion, the bores being configured to receive respective connecting means for connecting the wind turbine rotor blade to a wind turbine hub; wherein the plurality of bores are inclined at an angle relative to the longitudinal axis of the root portion to define a cone angle.
    Type: Application
    Filed: December 10, 2012
    Publication date: June 11, 2015
    Applicant: VESTAS WIND SYSTEMS A/S
    Inventors: Arne Haahr, Zhen-Zhe Chen, Manikandan Rajagopal