Patents by Inventor Jacobus Laurentius TOL

Jacobus Laurentius TOL 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).

  • Patent number: 12196175
    Abstract: A system is used for lifting a heavy oversized structural element. At least two opposing lifts are placement adjacent opposing sides of the element. Each lift includes a base, a tower, an elevator, and an actuator. The tower extending vertically from the base, and the elevator is disposed on the tower. A support extends from the elevator outward from the tower to engage a point on the element. A guide of the elevator is configured to ride along a rail of the tower. The actuator is connected to the elevator and is configured to move with the elevator vertically along the tower. The actuator can include a strand jack disposed on the elevator. Hydraulic operation of the stand jack moves the jack and elevator along a strand extending along the tower. The arrangements of the lifts leave space below the raised element free for access to other operations.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: January 14, 2025
    Assignee: MAMMOET USA SOUTH, INC.
    Inventors: Piet Nooren, Jacobus Laurentius Tol, Wessel Helmens, Matthijs Gerard Eikelenboom
  • Publication number: 20220389910
    Abstract: A system is used for lifting a heavy oversized structural element. At least two opposing lifts are placement adjacent opposing sides of the element. Each lift includes a base, a tower, an elevator, and an actuator. The tower extending vertically from the base, and the elevator is disposed on the tower. A support extends from the elevator outward from the tower to engage a point on the element. A guide of the elevator is configured to ride along a rail of the tower. The actuator is connected to the elevator and is configured to move with the elevator vertically along the tower. The actuator can include a strand jack disposed on the elevator. Hydraulic operation of the stand jack moves the jack and elevator along a strand extending along the tower. The arrangements of the lifts leave space below the raised element free for access to other operations.
    Type: Application
    Filed: June 2, 2021
    Publication date: December 8, 2022
    Inventors: Piet NOOREN, Jacobus Laurentius TOL, Wessel HELMENS, Matthijs Gerard EIKELENBOOM