Patents Assigned to Gigga Corp.
  • Vibration reducing device for bicycles
    Patent number: 6427988
    Abstract: A vibration reducing device for bicycles that includes a sulfurated synthetic rubber shrinkable knotted tube. The tube has at least one spherical knot and a net reinforcing layer formed in a circumferential wall. An air valve is used to control air pressure in the device.
    Type: Grant
    Filed: November 12, 1998
    Date of Patent: August 6, 2002
    Assignee: Gigga Corp.
    Inventor: Yi-Ten Li