Patents by Inventor Ruey-Yang Chang

Ruey-Yang 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: 6766905
    Abstract: A golf bag includes a bag body, a top seat, a bottom seat, an arresting seat, a pivoting mount, two pivoting arms, two support rods, a link unit, a retaining piece, and a locating block. The bag body is tilted by the two support rods in conjunction with the arresting seat. The support rods are fastened to the pivoting arms which are pivoted with the pivoting mount in such a manner that the support rods are securely located at such time when the support rods are at work to support the bag body in the slanting position. The locating block is provided with two locating recesses for locating securely the bottom ends of the support rods at such time when the bag body is kept in the upright position, thereby preventing the support rods from swaying.
    Type: Grant
    Filed: August 12, 2002
    Date of Patent: July 27, 2004
    Inventor: Ruey-Yang Chang
  • Patent number: 6687963
    Abstract: A buckle structure includes a foldable main body, two first movable connectors for fastening a first shoulder strap, and two second movable connectors for fastening a second shoulder strap. The main body is provided at one end with two first retaining holes, and at the other end with two second retaining holes. The first movable connectors are provided with a connection shaft having a retaining slot. The second movable connectors are provided with a connection shaft having a retaining projection. The first movable connectors are movably retained in the first retaining holes of the main body while the second movable connectors are movably retained in the second retaining holes of the main body. The retaining projection of the connection shaft of the second movable connectors is removably retained in the retaining slot of the connection shaft of the first movable connectors at the time when the main body is folded.
    Type: Grant
    Filed: March 24, 2003
    Date of Patent: February 10, 2004
    Inventor: Ruey-Yang Chang
  • Patent number: 6591983
    Abstract: A golf bag tilting structure includes a base, an actuating plate, and a leg frame. The base is provided with a level portion, and an inclined portion. The level portion is provided with a U-shaped retaining projection. The actuating plate is provided with a hooked portion and a tongue. The actuating plate is fastened detachably and movably to the base such that the tongue of the actuating plate is retained by the U-shaped retaining projection, and such that the hooked portion of the actuating plate is engaged with a connection rod of the leg frame, thereby enabling the actuating plate to actuate the leg frame to spread out to support the golf bag slantingly on a surface.
    Type: Grant
    Filed: June 20, 2002
    Date of Patent: July 15, 2003
    Inventor: Ruey-Yang Chang
  • Publication number: 20030057046
    Abstract: A luggage shell is formed of a top plate, a bottom plate, and two side plates, which are all provided with a number of pits for reducing the weight of the luggage shell. The pits are arranged at interval in rows. The top plate, the bottom plate and the side plates are further provided with a plurality of ribs which are located between two adjacent rows of the pits for reinforcing the structural strength of the luggage shell.
    Type: Application
    Filed: September 21, 2001
    Publication date: March 27, 2003
    Inventor: Ruey-Yang Chang
  • Publication number: 20030038009
    Abstract: A foldable luggage frame comprises two main support rods to which an upper support board and a lower support board are fastened. The upper support board and the lower support board are intended to support the shell of the luggage and are basically similar in construction. Both support boards are formed of a fixed portion, a movable portion, and a folding portion located between the fixed portion and the movable portion to enable the movable portion to collapse. The fixed portion and the movable portion are connected at one side by two connection bars which are pivoted together at one end.
    Type: Application
    Filed: August 21, 2001
    Publication date: February 27, 2003
    Inventor: Ruey-Yang Chang
  • Patent number: 6148973
    Abstract: A cloth-shelled luggage article includes a top bracing plate, a bottom bracing plate, two support tubes, an expandable pull rod frame, and at least one caster. The expandable pull rod frame is securely held by the top bracing plate and the bottom bracing plate. The two support tubes are disposed between the top bracing plate and the bottom bracing plate for securing the top bracing plate and the bottom bracing plate in place.
    Type: Grant
    Filed: July 21, 1999
    Date of Patent: November 21, 2000
    Inventor: Ruey-Yang Chang
  • Patent number: D487543
    Type: Grant
    Filed: November 13, 2002
    Date of Patent: March 16, 2004
    Inventor: Ruey-Yang Chang
  • Patent number: D495492
    Type: Grant
    Filed: January 29, 2003
    Date of Patent: September 7, 2004
    Inventor: Ruey-Yang Chang