Patents by Inventor Chen-Chuan Wu

Chen-Chuan Wu 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: 7467696
    Abstract: A grip assembly includes a base fixedly fastened to a retractable handle for luggage, a lower protective cover shell fastened to the base at the top and having two upright posts, a flexible pad sandwiched between the base and the lower protective cover shell, two grip elements respectively coupled to the upright posts and extending out of two opposite ends of the lower protective cover shell, an upper protective cover shell covered on the lower protective cover shell, a cap capped on the upper protective cover shell, two fastening members respectively fastened to the cap and the upright posts to affix the cap and the upper protective cover shell to the lower protective cover shell and the base, and a spring-supported release mounted in a center through hole of the upper protective cover shell and the center through hole of the cap for operation by the user to unlock the retractable handle.
    Type: Grant
    Filed: January 29, 2007
    Date of Patent: December 23, 2008
    Assignee: Hersun Plastic Co., Ltd.
    Inventor: Chen-Chuan Wu
  • Publication number: 20080179153
    Abstract: A grip assembly includes a base fixedly fastened to a retractable handle for luggage, a lower protective cover shell fastened to the base at the top and having two upright posts, a flexible pad sandwiched between the base and the lower protective cover shell, two grip elements respectively coupled to the upright posts and extending out of two opposite ends of the lower protective cover shell, an upper protective cover shell covered on the lower protective cover shell, a cap capped on the upper protective cover shell, two fastening members respectively fastened to the cap and the upright posts to affix the cap and the upper protective cover shell to the lower protective cover shell and the base, and a spring-supported release mounted in a center through hole of the upper protective cover shell and the center through hole of the cap for operation by the user to unlock the retractable handle.
    Type: Application
    Filed: January 29, 2007
    Publication date: July 31, 2008
    Inventor: Chen-Chuan Wu
  • Publication number: 20080053771
    Abstract: A pull handle for luggage includes a rod body defining a groove at its outer surface, and a fitting member defining an ornament portion. The ornament portion is engaged in the groove. Such ornament portion for different luggages can be distinguished from each other, which makes the travelers can easily identify their luggage from similar luggages.
    Type: Application
    Filed: September 5, 2006
    Publication date: March 6, 2008
    Inventor: Chen-Chuan Wu
  • Publication number: 20070290465
    Abstract: A wheel assembly for luggage includes a main body having at least a slot, and a fitting member having an identification portion. The identification portion defines a shape corresponding to the shape of the slot, and engages with the slot and extends out of an outer surface of the main body. Such identification portion of different luggages is distinguished from each other, which makes the travelers can easily identify their luggage from similar luggages.
    Type: Application
    Filed: June 20, 2006
    Publication date: December 20, 2007
    Inventor: Chen-Chuan Wu
  • Patent number: 7278182
    Abstract: The handle structure includes a main body and a gripping device. The gripping device is disposed on the bottom of the main body, including an outer layer and a soft member layer. The outer layer covers the soft member layer, and the soft member layer is a soft rubber, thereby providing the better gripping stability, the comfortable feeling, and the gripping quality by the soft member layer and the outer cover layer, in order to reduce the uncomfortable feeling on hand.
    Type: Grant
    Filed: February 25, 2005
    Date of Patent: October 9, 2007
    Inventor: Chen-Chuan Wu
  • Publication number: 20070187202
    Abstract: A handle of a two pulling rod suitcase includes a handle body and a pulling rod device disposed at opposite ends of the handle body. The handle body includes a casing pivotably disposed with a hinge member. The hinge member is disposed with a tooth portion at the outside thereof. The hinge member is connected with a spring for return. The casing at least includes first and second connecting members at opposite sides thereof. The first and second connecting members are mated with the tooth portion. Outer ends of the first and second connecting members are respectively disposed with first and second pressing members. The pulling rod device includes two pulling rod units and a transmission member. Each pulling rod member includes at least one pulling rod. The transmission member is pivotably disposed in the pulling rod. The transmission member is connected with the first and second connecting members or the first and second pressing members.
    Type: Application
    Filed: February 13, 2006
    Publication date: August 16, 2007
    Inventor: Chen-Chuan Wu
  • Publication number: 20060191103
    Abstract: The handle structure includes a main body and a gripping device. The gripping device is disposed on the bottom of the main body, including an outer layer and a soft member layer. The outer layer covers the soft member layer, and the soft member layer is a soft rubber, thereby providing the better gripping stability, the comfortable feeling, and the gripping quality by the soft member layer and the outer cover layer, in order to reduce the uncomfortable feeling on hand.
    Type: Application
    Filed: February 25, 2005
    Publication date: August 31, 2006
    Inventor: Chen-Chuan Wu
  • Patent number: 6892866
    Abstract: A case with randomly adjusting handle comprises a shell, frame, spring, fastening member, positional member, sleeve and removable member. Further, the shell comprises a button depositing an opening in the top. The button connects to the removable member between the frame, spring, fastening member, positional member and sleeve. When the user presses and holds the button of shell, the removable member could move down and turn an angle resulting in the handle moving an angle.
    Type: Grant
    Filed: July 21, 2003
    Date of Patent: May 17, 2005
    Inventor: Chen-Chuan Wu
  • Publication number: 20050016809
    Abstract: A case with randomly adjusting handle comprises a shell, frame, spring, fastening member, positional member, sleeve and removable member. Further, the shell comprises a button depositing an opening in the top. The button connects to the removable member between the frame, spring, fastening member, positional member and sleeve. When the user presses and holds the button of shell, the removable member could move down and turn an angle resulting in the handle moving an angle.
    Type: Application
    Filed: July 21, 2003
    Publication date: January 27, 2005
    Inventor: Chen-Chuan Wu
  • Publication number: 20040069584
    Abstract: An angular construction of luggage cabinet comprises a connecting member; a protecting member including a tube having at least one recession and being made of one shot ejection with said connecting member; and at least one segment installed in said recession of tube.
    Type: Application
    Filed: October 10, 2002
    Publication date: April 15, 2004
    Inventor: Chen-Chuan Wu
  • Patent number: 5548879
    Abstract: A fastener device including a male fastener, a female fastener and a lock button. The male fastener has a pair of opposite outward projecting pressing latch boards integrally formed at two front ends thereof. Each pressing latch board has an integral inward projecting latch lug formed with a middle notch. The lock button is rotatably disposed on a latch seat of the female fastener and has a boss formed with lock blocks, whereby the lock button can be rotated to make the lock blocks of the boss thereof engaged into the notches of the latch lugs of the male fastener, so that the pressing latch boards of the male fastener are prevented from being withdrawn and unlocked from the latch seat of the female fastener by external force to achieve a reliable locking effect.
    Type: Grant
    Filed: May 8, 1995
    Date of Patent: August 27, 1996
    Inventor: Chen-Chuan Wu
  • Patent number: D466797
    Type: Grant
    Filed: February 4, 2002
    Date of Patent: December 10, 2002
    Assignee: Hersun Plastic Co., Ltd.
    Inventor: Chen-Chuan Wu
  • Patent number: D539543
    Type: Grant
    Filed: June 14, 2006
    Date of Patent: April 3, 2007
    Assignee: Hersun Plastic Co., Ltd.
    Inventor: Chen-Chuan Wu
  • Patent number: D471715
    Type: Grant
    Filed: November 15, 2001
    Date of Patent: March 18, 2003
    Assignee: Hersun Plastic Co., Ltd.
    Inventor: Chen-Chuan Wu
  • Patent number: D552850
    Type: Grant
    Filed: February 15, 2007
    Date of Patent: October 16, 2007
    Assignee: Hersun Plastic Co., Ltd.
    Inventor: Chen-Chuan Wu
  • Patent number: D572905
    Type: Grant
    Filed: January 12, 2007
    Date of Patent: July 15, 2008
    Assignee: Hersun Plastic Co., Ltd.
    Inventor: Chen-Chuan Wu