Patents by Inventor Jorgen Fransson

Jorgen Fransson 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).

  • Agricultural implement having a feed device for airflow-based feeding of a granular or powder material
    Patent number: 9504199
    Abstract: An agricultural implement including at least one container for granular or powder material and a feed device for airflow-based feeding of the granular or powder material. The feed device includes a fan including an impeller accommodated in a fan housing. At least one wall portion of the fan housing is integrated with a wall portion of the container.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: November 29, 2016
    Assignee: Vaderstad Holding AB
    Inventors: Ulf Wistrand, Jorgen Fransson
  • AGRICULTURAL IMPLEMENT HAVING A FEED DEVICE FOR AIRFLOW-BASED FEEDING OF A GRANULAR OR POWDER MATERIAL
    Publication number: 20150030420
    Abstract: An agricultural implement including at least one container for granular or powder material and a feed device for airflow-based feeding of the granular or powder material. The feed device includes a fan including an impeller accommodated in a fan housing. At least one wall portion of the fan housing is integrated with a wall portion of the container.
    Type: Application
    Filed: February 28, 2013
    Publication date: January 29, 2015
    Applicant: Vaderstad-Verken AB
    Inventors: Ulf Wistrand, Jorgen Fransson