Patents by Inventor Mats Wilstrand

Mats Wilstrand 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: 5377479
    Abstract: The present invention relates to a method for harvesting and bundling plants, preferably energy forest plants and the like planted in rows. The plants may be harvested from one or several planting rows by a harvesting assembly. The harvesting assembly is advanced across the ground in such a manner that the plants are continuously gripped by a feeding apparatus and are cut off. The cut-off plants are broken at a position between their ends and are folded around the position of breaking, in a direction towards the subsequent plants for forming a continuous bead of folded plants. Subsequently, the plants are conveyed by a feeding apparatus for further treatment or storing.
    Type: Grant
    Filed: July 27, 1993
    Date of Patent: January 3, 1995
    Inventors: Ragnar Wilstrand, Mats Wilstrand
  • Patent number: 5277138
    Abstract: The invention relates to an apparatus for planting cuttings one by one, which includes a propelled or towed frame supported by rotatable support wheels, a feeding apparatus for cuttings to be planted and intended for bringing the cuttings into contact with a driving device vertically displaceable in a planting tube. The feeding apparatus is designed for receiving, one by one, cuttings which have been cut in advance to a length suitable for planting of full shoots or such portions thereof the length of which exceeds the length of a cutting intended for planting. The planting tube and at least one portion of the feeding apparatus are movable relative to each other. Cutting apparatus is provided in connection with the feeding apparatus for cutting off a fed, full shoot or a portion thereof during relative movement, whereupon a cutting cut off to a suitable length by the relative movement, during the final phase thereof, is brought to a position in the path of movement of driving apparatus.
    Type: Grant
    Filed: May 20, 1992
    Date of Patent: January 11, 1994
    Assignee: Wilstrand Svets & Mek, AB
    Inventors: Ragnar Wilstrand, Mats Wilstrand