Patents by Inventor Jyunki Tanahashi

Jyunki Tanahashi 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).

  • Fuel pump
    Patent number: 9011112
    Abstract: A fuel pump has a motor portion and a pump portion, wherein fuel is sucked from an inlet port into the pump portion when an impeller is rotated and the pressurized fuel is discharged out of the fuel pump from an outlet port. A stator has multiple stator cores on which respective stator coils are wound to form a star-connection winding. A terminal sub-assembly is provided hi an axial side portion of the stator. The terminal sub-assembly has multiple conductive members and each end portion of the stator coils is respectively connected to connecting portions of the conductive members, which are arranged at equal intervals in a circumferential direction of the terminal sub-assembly.
    Type: Grant
    Filed: December 17, 2013
    Date of Patent: April 21, 2015
    Assignee: Denso Corporation
    Inventors: Jyunki Tanahashi, Kiyoshi Nagata
  • Fuel pump
    Patent number: 8734133
    Abstract: A fuel pump has a motor portion and a pump portion, wherein fuel is sucked from an inlet port into the pump portion when an impeller is rotated and the pressurized fuel is discharged out of the fuel pump from an outlet port. A stator has multiple stator cores on which respective stator coils are wound to form a star-connection winding. A terminal sub-assembly is provided in an axial side portion of the stator. The terminal sub-assembly has multiple conductive members and each end portion of the stator coils is respectively connected to connecting portions of the conductive members, which are arranged at equal intervals in a circumferential direction of the terminal sub-assembly.
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: May 27, 2014
    Assignee: Denso Corporation
    Inventors: Jyunki Tanahashi, Kiyoshi Nagata
  • FUEL PUMP
    Publication number: 20140099221
    Abstract: A fuel pump has a motor portion and a pump portion, wherein fuel is sucked from an inlet port into the pump portion when an impeller is rotated and the pressurized fuel is discharged out of the fuel pump from an outlet port. A stator has multiple stator cores on which respective stator coils are wound to form a star-connection winding. A terminal sub-assembly is provided hi an axial side portion of the stator. The terminal sub-assembly has multiple conductive members and each end portion of the stator coils is respectively connected to connecting portions of the conductive members, which are arranged at equal intervals in a circumferential direction of the terminal sub-assembly.
    Type: Application
    Filed: December 17, 2013
    Publication date: April 10, 2014
    Applicant: DENSO CORPORATION
    Inventors: Jyunki Tanahashi, Kiyoshi Nagata
  • FUEL PUMP
    Publication number: 20120027629
    Abstract: A fuel pump has a motor portion and a pump portion, wherein fuel is sucked from an inlet port into the pump portion when an impeller is rotated and the pressurized fuel is discharged out of the fuel pump from an outlet port. A stator has multiple stator cores on which respective stator coils are wound to form a star-connection winding. A terminal sub-assembly is provided in an axial side portion of the stator. The terminal sub-assembly has multiple conductive members and each end portion of the stator coils is respectively connected to connecting portions of the conductive members, which are arranged at equal intervals in a circumferential direction of the terminal sub-assembly.
    Type: Application
    Filed: July 27, 2011
    Publication date: February 2, 2012
    Applicant: DENSO CORPORATION
    Inventors: Jyunki Tanahashi, Kiyoshi Nagata