Patents by Inventor Marinus Henricus Maria Schoonen

Marinus Henricus Maria Schoonen 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).

  • 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
  • Device for rolling up/rolling down a shade
    Publication number: 20050067119
    Abstract: Assembly composed of a number of devices for rolling up/rolling down shading. On a side higher up, 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 means of a transmission device that can be slid along a vertical shaft. Said 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: Application
    Filed: December 5, 2002
    Publication date: March 31, 2005
    Inventor: Marinus Henricus Maria Schoonen
  • Socket and coupling piece
    Publication number: 20030132632
    Abstract: Socket (7) to be fitted on a pipe (1) and, respectively, coupling piece for joining two pipes. The pipe is provided, close to the end thereof, with a stepped-down section (4) on which a screw thread (5) is made. The transition to the main diameter extends at somewhat of an angle. The socket is provided with a lead-in section (8) that is of at least the same length as the adjoining threaded section. The lead-in section is provided close to the free end with a conical section equipped to engage on the sloping transition section of the pipe.
    Type: Application
    Filed: November 8, 2002
    Publication date: July 17, 2003
    Inventor: Marinus Henricus Maria Schoonen