Patents by Inventor Wu-De Chang

Wu-De Chang 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: 7004081
    Abstract: The present disclosure discloses a computer desk, comprising a main desk; two side rods, vertically disposed at the side of the main desk; two adjusting members, respectively sheathed into the two side rods, and sliding along the side rod and being secured onto the said side rod; a loading board with one end coupled to an upper section of one of the adjusting members; a supporting stand having a threaded rod on one end and a slightly elevated Y-shape rod on the other end; the threaded rod with a screw nut being disposed in a through pipe at the external lower section of the adjusting member of the loading board, and the open end of the Y-shape rod being secured onto the bottom of the loading board; a side desk, movably foldable on a side of the main desk; and a side desk link rod having one end pivotally coupled to the exterior of another adjusting member, and the other end pivotally coupled to the bottom of the side desk.
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: February 28, 2006
    Inventor: Wu-De Chang
  • Patent number: 6994034
    Abstract: A computer desk includes a foldable frame and a plurality of desk boards. The desk boards are pivotally connected to the frame and can be folded for storage and unfolded and moved to a horizontal position for use.
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: February 7, 2006
    Inventor: Wu-De Chang
  • Publication number: 20040173125
    Abstract: The present invention discloses a computer desk, comprising a main desk; two side rods, vertically disposed at the side of said main desk; two adjusting members, respectively sheathed into said two side rods, and sliding along said side rod and being secured onto said side rod; a loading board with one end coupled to an upper section of one of said adjusting members; a supporting stand having a threaded rod on one end and a slightly elevated Y-shape rod on the other end; said threaded rod with a screw nut being disposed in a through pipe at the external lower section of said adjusting member of the loading board, and the open end of said Y-shape rod being secured onto the bottom of said loading board; a side desk, movably foldable on a side of the main desk; and a side desk link rod having one end pivotally coupled to the exterior of another adjusting member, and the other end pivotally coupled to the bottom of said side desk.
    Type: Application
    Filed: March 4, 2003
    Publication date: September 9, 2004
    Inventor: Wu-De Chang
  • Publication number: 20040173124
    Abstract: The present invention discloses a foldable computer desk, comprising a rear frame and two side frames, and a rear edge of a frame and said rear frame are coupled by a movable axle, and said two side frames are folded to the front of said rear frame and unfolded to the left and right sides in front of said rear frame; a plurality of desk boards, each at both sides of its rear edge being pivotally coupled to said rear frame with two movable axles, and each desk board being lifted and leaning against the front of said rear frame and unfolded horizontally between said two side frames; and a plurality of desk board supporting members; when the desk boards being unfolded horizontally to support the open end of said desk board; by means of the foregoing structure, the computer desk being capable of folding for storage and unfolding for use.
    Type: Application
    Filed: March 4, 2003
    Publication date: September 9, 2004
    Inventor: Wu-De Chang
  • Publication number: 20040175230
    Abstract: The present invention discloses a hanging connector, comprising a connector body, and two grooves surrounding said connector and having a cylindrical supporting section at the center of said two grooves. Two fixed hanging points are defined between the connector and the fixed object and the hanging object, and such fixed hanging point varies according to the corresponding position or error situation of the hole position to compensate the error of distance between the holes of the fixed object and the hanging object. Even in the case of having an error in the hole position, the hanging object can still be successfully fixed onto the fixed object and maintain a relative secured position.
    Type: Application
    Filed: March 7, 2003
    Publication date: September 9, 2004
    Inventor: Wu-De Chang
  • Publication number: 20040060485
    Abstract: A combination computer desk is constructed to include two main desks arranged at right angles, and an auxiliary sector desk connected between the main desks by connectors. Each main desk has pedestals, a top frame connected between the pedestals, the top frame having two opposite sides respectively fitted into a respective horizontal mounting groove in each pedestals and fixedly secured thereto with screws, and a main table top mounted in the top frame.
    Type: Application
    Filed: September 30, 2002
    Publication date: April 1, 2004
    Inventor: Wu-De Chang
  • Patent number: D473067
    Type: Grant
    Filed: June 12, 2002
    Date of Patent: April 15, 2003
    Inventor: Wu-De Chang
  • Patent number: D473728
    Type: Grant
    Filed: July 8, 2002
    Date of Patent: April 29, 2003
    Inventor: Wu-De Chang
  • Patent number: D474043
    Type: Grant
    Filed: June 17, 2002
    Date of Patent: May 6, 2003
    Inventor: Wu-De Chang
  • Patent number: D475870
    Type: Grant
    Filed: October 30, 2002
    Date of Patent: June 17, 2003
    Inventor: Wu-De Chang
  • Patent number: D476508
    Type: Grant
    Filed: November 18, 2002
    Date of Patent: July 1, 2003
    Inventor: Wu-De Chang
  • Patent number: D477931
    Type: Grant
    Filed: October 30, 2002
    Date of Patent: August 5, 2003
    Inventor: Wu-De Chang
  • Patent number: D477932
    Type: Grant
    Filed: October 15, 2002
    Date of Patent: August 5, 2003
    Inventor: Wu-De Chang
  • Patent number: D483581
    Type: Grant
    Filed: October 15, 2002
    Date of Patent: December 16, 2003
    Inventor: Wu-De Chang
  • Patent number: D486977
    Type: Grant
    Filed: April 24, 2003
    Date of Patent: February 24, 2004
    Inventor: Wu-De Chang
  • Patent number: D487364
    Type: Grant
    Filed: April 24, 2003
    Date of Patent: March 9, 2004
    Inventor: Wu-De Chang