Patents by Inventor Shuhei KOTANI

Shuhei KOTANI 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: 11279069
    Abstract: The manufacturing method of a motor core includes attaching an ID code to a stack of blanked members in which a magnet insertion hole to fill with a resin material is formed, the ID code containing information in accordance with a type of the stack, reading the information from the ID code which is attached to the stack, and setting a mold condition based on the information read from the ID code. The mold condition includes at least one type of condition including: the resin material to be injected to the magnet insertion hole, an injection amount of the resin material, and a discharge position of the resin material. A mold device is controlled to inject the resin material to the magnet insertion hole in accordance with the mold condition.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: March 22, 2022
    Inventors: Hisatomo Ishimatsu, Shuhei Kotani, Hirotoshi Mabu, Tomoyoshi Ichimaru
  • Publication number: 20220055253
    Abstract: There are provided a method for manufacturing a core product, a method for removing a residual resin, and device for removing a residual resin including: supplying a molten resin; placing a conveying jig on a collection unit by conveying the conveying jig from a resin supply device to the collection unit together with a core body; splitting the resin solidified in a resin forming region from the resin solidified inside a resin flow path by removing the core body from the conveying jig; forming the residual resin which is a residue of the solidified resin inside the resin flow path and acquiring the core product including the core body and solidified resin formed in the resin forming region; and dropping the residual resin from the resin flow path into the collection unit by causing an extrusion unit to abut against the residual resin from above.
    Type: Application
    Filed: August 11, 2021
    Publication date: February 24, 2022
    Applicant: MITSUI HIGH-TEC, INC.
    Inventors: Shuhei KOTANI, Katsumi AMANO
  • Publication number: 20190089231
    Abstract: The manufacturing method of a motor core includes attaching an ID code to a stack of blanked members in which a magnet insertion hole to fill with a resin material is formed, the ID code containing information in accordance with a type of the stack, reading the information from the ID code which is attached to the stack, and setting a mold condition based on the information read from the ID code. The mold condition includes at least one type of condition including: the resin material to be injected to the magnet insertion hole, an injection amount of the resin material, and a discharge position of the resin material. A mold device is controlled to inject the resin material to the magnet insertion hole in accordance with the mold condition.
    Type: Application
    Filed: September 14, 2018
    Publication date: March 21, 2019
    Applicant: Mitsui High-tec, Inc.
    Inventors: Hisatomo ISHIMATSU, Shuhei KOTANI, Hirotoshi MABU, Tomoyoshi ICHIMARU