Patents by Inventor Kenji Katada

Kenji Katada 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: 5137222
    Abstract: A cop feeding apparatus for an automatic winder for feeding cops which are carried on trays and conveyed along a conveyance rail automatically to empty spindle portions of cop magazines in the automatic winder while moving along the conveying rail. In this cop feeding apparatus, a cop is pulled out from a tray by a cop draw-out device; a yarn end of the cop is held by a yarn end draw-out device; the cop is then fed to an empty spindle portion of a magazine through a storage device and a retaining/introducing device; a yarn end of the cop is delivered securely to the magazine side by a yarn end guide device; and thus each cop and a yarn end thereof can be fed to an empty magazine spindle portion smoothly without entanglement of cops with each other.
    Type: Grant
    Filed: March 12, 1991
    Date of Patent: August 11, 1992
    Assignee: Kabushiki Kaisha Murao and Company
    Inventor: Kenji Katada
  • Patent number: 4742967
    Abstract: A system for delivering packages wound by ring spinning frames to an automatic winder including cop magazines, wherein the leading yarn end of each package is caught and previously put into the top opening of the bobbin. The system includes a disposal machine for disposition of leading yarn end; a circulating conveyor line laid along the row of cop magazines, and provided with circulating trays for transporting packages from the disposal machine; and a transfer machine arranged so as to move along the row of cop magazines freely in opposite directions of travel on the conveyor line for transferring each package from one tray to any cop magazine as desired.
    Type: Grant
    Filed: January 12, 1987
    Date of Patent: May 10, 1988
    Assignee: Murao Boki Kabushiki Kaisha
    Inventors: Hiroaki Sanno, Takaharu Matsuoka, Kenji Katada