Patents by Inventor Akihiro URABE

Akihiro URABE 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).

  • Manufacturing method of laminated core and manufacturing device of laminated core
    Patent number: 10298103
    Abstract: A manufacturing method of a laminated core includes forming a first blanking member by blanking a band-shaped metal plate along a predetermined first blanking shape and forming a second blanking member by blanking the metal plate along a predetermined second blanking shape. The first blanking shape has a first-yoke corresponding region corresponding to a first yoke portion and a plurality of first-teeth corresponding regions corresponding to a plurality of first teeth portions. The second blanking shape has a second-yoke corresponding region corresponding to a second yoke portion and a plurality of second-teeth corresponding regions corresponding to a plurality of second teeth portions. The plurality of second-teeth corresponding regions are located between the plurality of first-teeth corresponding regions in a width direction one by one. The second teeth-corresponding region is located closer to one first-teeth corresponding region than a virtual straight line.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: May 21, 2019
    Assignee: MITSUI HIGH-TEC, INC.
    Inventor: Akihiro Urabe
  • MANUFACTURING METHOD OF LAMINATED CORE AND MANUFACTURING DEVICE OF LAMINATED CORE
    Publication number: 20170237320
    Abstract: A manufacturing method of a laminated core includes forming a first blanking member by blanking a band-shaped metal plate along a predetermined first blanking shape and forming a second blanking member by blanking the metal plate along a predetermined second blanking shape. The first blanking shape has a first-yoke corresponding region corresponding to a first yoke portion and a plurality of first-teeth corresponding regions corresponding to a plurality of first teeth portions. The second blanking shape has a second-yoke corresponding region corresponding to a second yoke portion and a plurality of second-teeth corresponding regions corresponding to a plurality of second teeth portions. The plurality of second-teeth corresponding regions are located between the plurality of first-teeth corresponding regions in a width direction one by one. The second teeth-corresponding region is located closer to one first-teeth corresponding region than a virtual straight line.
    Type: Application
    Filed: February 15, 2017
    Publication date: August 17, 2017
    Inventor: Akihiro URABE