Patents by Inventor Pieter A. Oosterling

Pieter A. Oosterling 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: 4126989
    Abstract: A mowing implement comprises a number of rotating cutter members which are arranged next to each other and above a housing and which are slip-free coupled with each other by means of a driving gear arranged inside said housing, while said cutter members are driven by at least one motor arranged beneath a cutter support of a cutter member. Said motor communicates through a set of ducts with the driving member, for example an electrical aggregate or a hydraulical pump, said driving member being arranged on a vehicle and operating as an aggregate for producing energy.
    Type: Grant
    Filed: December 1, 1977
    Date of Patent: November 28, 1978
    Assignee: Multinorm B.V.
    Inventors: Pieter A. Oosterling, Hendricus C. VAN Staveren
  • Patent number: 4126988
    Abstract: A mowing device comprises a housing extending transversely of the direction of movement of the mower, a plurality of cutting members rotatably journalled at said housing and a driving gear accommodated in said housing for driving the cutting members, each cutting member comprising at least one disc skimming the housing and at least one cutter fastened to the periphery or the top side of the disc. In order to eliminate the risk of damage of the mowing device due to stones jammed between the discs filling means are provided in each space at the front edge of the housing, limited by every pair of cutting members and converging in the direction of rotation of said cutting members.
    Type: Grant
    Filed: October 5, 1976
    Date of Patent: November 28, 1978
    Assignee: Multinorm B.V.
    Inventors: Pieter A. Oosterling, Hendricus C. VAN Staveren
  • Patent number: 4126089
    Abstract: A device for compressing crop into bales comprising a compression chamber having an inlet opening and a pressing member adapted to reciprocate along said opening and feeder mechanism for introducing the crop through the inlet opening into the compression chamber, which device is intended for making bales having a high specific weight; the device is able to be operated continuously.
    Type: Grant
    Filed: June 29, 1977
    Date of Patent: November 21, 1978
    Assignee: Expert N.V.
    Inventors: Pieter A. Oosterling, Adriaan Van Zweeden
  • Patent number: D250193
    Type: Grant
    Filed: November 17, 1976
    Date of Patent: November 7, 1978
    Assignee: Multinorm B.V.
    Inventors: Pieter A. Oosterling, Hendricus C. VAN Staveren