Patents by Inventor Henk de Zwart

Henk de Zwart 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).

  • Slidegate opening system
    Patent number: 8851453
    Abstract: A system to open a shipping bin slide-gate may include an opener, a pivot point towards one end of the opener, and a handle towards the other end of the opener. The system may also include a puller, a connector towards one end of the puller, and a joiner towards the other end of the puller that connects to the opener. The system may further include an attacher that engages a shipping container and the pivot point, and the attacher transmits a force applied at the handle to the connector to open the slide-gate carried by the shipping container.
    Type: Grant
    Filed: May 31, 2011
    Date of Patent: October 7, 2014
    Assignee: Chep Technology Pty Limited
    Inventor: Henk de Zwart
  • SLIDEGATE OPENING SYSTEM
    Publication number: 20110289851
    Abstract: A system to open a shipping bin slide-gate may include an opener, a pivot point towards one end of the opener, and a handle towards the other end of the opener. The system may also include a puller, a connector towards one end of the puller, and a joiner towards the other end of the puller that connects to the opener. The system may further include an attacher that engages a shipping container and the pivot point, and the attacher transmits a force applied at the handle to the connector to open the slide-gate carried by the shipping container.
    Type: Application
    Filed: May 31, 2011
    Publication date: December 1, 2011
    Applicant: CHEP CATALYST AND CHEMICAL CONTAINERS, INC
    Inventor: Henk de Zwart