Patents Assigned to N.V. Holding Nutsbedrijf Westland
  • Device for rolling up/rolling down a shade
    Patent number: 6978822
    Abstract: Assembly composed of a number of devices for rolling up/rolling down shading. On a side higher up, the said shading is immovably fastened to a frame and is wound onto or unwound from a tube from the bottom. Rotation of the tube is achieved by via a transmission device that can be slid along a vertical shaft. The vertical shaft is also the drive shaft. The transmission device is provided with clutches, so that on reaching the end positions when the drive shaft slips the transmission device can be brought to a standstill.
    Type: Grant
    Filed: December 5, 2002
    Date of Patent: December 27, 2005
    Assignee: N.V. Holding Nutsbedrijf Westland
    Inventor: Marinus Henricus Maria Schoonen