Patents by Inventor Martinus Marianus Maria Van Berlo

Martinus Marianus Maria Van Berlo 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).

  • Method and lift construction for lifting and lowering a blade of a windmill
    Patent number: 8651462
    Abstract: A lift construction for lifting and lowering a blade of a windmill is described herein. The lift construction for lifting and lowering a blade of a windmill to and from its mounted position at a rotatable cone of the windmill comprises a first yoke mountable at the inside of the blade and a second yoke mountable in the cone of the windmill, wherein the first yoke and the second yoke are arranged to cooperate.
    Type: Grant
    Filed: March 23, 2009
    Date of Patent: February 18, 2014
    Assignee: Dutch Heavy Lift Concepts B.V.
    Inventors: Martinus Marianus Maria Van Berlo, Adrianus Gerardus Maria Versteeg
  • Method and Lift Construction for Lifting and Lowering a Blade of a Windmill
    Publication number: 20110042632
    Abstract: A lift construction for lifting and lowering a blade of a windmill is described herein. The lift construction for lifting and lowering a blade of a windmill to and from its mounted position at a rotatable cone of the windmill comprises a first yoke mountable at the inside of the blade and a second yoke mountable in the cone of the windmill, wherein the first yoke and the second yoke are arranged to cooperate.
    Type: Application
    Filed: March 23, 2009
    Publication date: February 24, 2011
    Inventors: Martinus Marianus Maria Van Berlo, Adrianus Gerardus Maria Versteeg