Patents by Inventor Willem Derreke Kok

Willem Derreke Kok 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).

  • Self-propelled animal-shed vehicle for removing manure and an assembly of such an animal-shed vehicle and an animal-shed floor
    Patent number: 9861070
    Abstract: Self-propelled animal-shed vehicle for removing manure from a floor, and comprising a frame, a manure pick-up device, and a manure collecting bin, wherein the manure pick-up device comprises a rotating, continuous manure pick-up belt, at least two reversing parts, around which the belt can be rotatably moved, and a drive for moving the manure pick-up belt around the reversing parts, wherein the manure pick-up device during use keeps the manure pick-up belt in contact with the floor by means of a bottom reversing part, and wherein the drive is configured to move the manure pick-up belt at a peripheral speed, in such a manner that the manure pick-up belt moves from a bottom side of the bottom reversing part to a top side of the reversing part along the reversing part. Such a vehicle can keep an animal-shed floor clean in a very efficient manner.
    Type: Grant
    Filed: September 9, 2013
    Date of Patent: January 9, 2018
    Assignee: LELY PATENT N.V.
    Inventors: Paulus Jacobus Maria Van Adrichem, Karel Van Den Berg, Willem Derreke Kok, Frank Gerard Regelink
  • SELF-PROPELLED ANIMAL-SHED VEHICLE FOR REMOVING MANURE AND AN ASSEMBLY OF SUCH AN ANIMAL-SHED VEHICLE AND AN ANIMAL-SHED FLOOR
    Publication number: 20150223429
    Abstract: Self-propelled animal-shed vehicle for removing manure from a floor, and comprising a frame, a manure pick-up device, and a manure collecting bin, wherein the manure pick-up device comprises a rotating, continuous manure pick-up belt, at least two reversing parts, around which the belt can be rotatably moved, and a drive for moving the manure pick-up belt around the reversing parts, wherein the manure pick-up device during use keeps the manure pick-up belt in contact with the floor by means of a bottom reversing part, and wherein the drive is configured to move the manure pick-up belt at a peripheral speed, in such a manner that the manure pick-up belt moves from a bottom side of the bottom reversing part to a top side of the reversing part along the reversing part. Such a vehicle can keep an animal-shed floor clean in a very efficient manner.
    Type: Application
    Filed: September 9, 2013
    Publication date: August 13, 2015
    Applicant: LELY PATENT N.V.
    Inventors: Paulus Jacobus Maria Van Adrichem, Karel Van Den Berg, Willem Derreke Kok, Frank Gerard Regelink