Patents by Inventor Guy De Middelaer

Guy De Middelaer 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).

  • Security hoist
    Patent number: 8668185
    Abstract: A hoist or capstan fitted with a driving pulley. The latter comprises a peripheral groove for taking a cable and two substantially parallel pulley halves, each pulley halve comprising a flank forming the lateral side of the peripheral groove and being axially pulled toward each other so as to prevent the slipping of a cable by elastic means formed of a continuous polymer ring.
    Type: Grant
    Filed: July 8, 2010
    Date of Patent: March 11, 2014
    Inventors: Hugo Leemans, Guy De Middelaer
  • SECURITY HOIST
    Publication number: 20120181493
    Abstract: A hoist or capstan fitted with a driving pulley. The latter comprises a peripheral groove for taking a cable and two substantially parallel pulley halves, each pulley halve comprising a flank forming the lateral side of the peripheral groove and being axially pulled toward each other so as to prevent the slipping of a cable by elastic means formed of a continuous polymer ring.
    Type: Application
    Filed: July 8, 2010
    Publication date: July 19, 2012
    Inventors: Hugo Leemans, Guy De Middelaer