Patents by Inventor Hideharu NAKASHIMA

Hideharu NAKASHIMA 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).

  • Scroll compressor
    Patent number: 11976654
    Abstract: A collar of a fixed scroll includes a gasket contact surface with which a gasket comes into contact, and a metal contact surface that causes the collar and a compression housing to be in contact and receives the axial force of bolts. The collar has a protruding portion that protrudes in the axial direction relative to the gasket contact surface, and the metal contact surface is disposed on the protruding portion.
    Type: Grant
    Filed: February 24, 2022
    Date of Patent: May 7, 2024
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Yuji Hashimoto, Hideharu Yamashita, Kazunari Honda, Akihiro Nakashima
  • SCROLL COMPRESSOR
    Publication number: 20240125324
    Abstract: A collar of a fixed scroll includes a gasket contact surface with which a gasket comes into contact, and a metal contact surface that causes the collar and a compression housing to be in contact and receives the axial force of bolts. The collar has a protruding portion that protrudes in the axial direction relative to the gasket contact surface, and the metal contact surface is disposed on the protruding portion.
    Type: Application
    Filed: February 24, 2022
    Publication date: April 18, 2024
    Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Yuji HASHIMOTO, Hideharu YAMASHITA, Kazunari HONDA, Akihiro NAKASHIMA
  • High-strength aluminum alloy laminated molding and production method therefor
    Patent number: 11555229
    Abstract: An aluminum alloy additive manufacturing product and a method manufactures the same. The aluminum alloy additive manufacturing product is formed by molding a raw metal by an additive manufacturing method. The raw metal is made of an aluminum alloy. The aluminum alloy contains Fe and one or more of Mn and Cr. The Fe is an inevitable impurity of 0.3 weight % or less. The one or more of Mn and Cr have a total weight of 0.3 to 10 weight %. The aluminum alloy additive manufacturing product contains any one or more of an intermetallic compound and an aluminum alloy solid solution. The intermetallic compound contains two or more of Al, Mn, Fe, and Cr. One or more elements of Mn, Fe, and Cr are dissolved in the aluminum alloy solid solution.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: January 17, 2023
    Assignees: KOIWAI CO., LTD., TOYO ALUMINUM KABUSHIKI KAISHA
    Inventors: Mitsuru Adachi, Jun Kusui, Daisuke Terada, Hideharu Nakashima, Masatoshi Mitsuhara, Shigeto Yamasaki
  • HIGH-STRENGTH ALUMINUM ALLOY LAMINATED MOLDING AND PRODUCTION METHOD THEREFOR
    Publication number: 20200063241
    Abstract: An aluminum alloy additive manufacturing product and a method manufactures the same. The aluminum alloy additive manufacturing product is formed by molding a raw metal by an additive manufacturing method. The raw metal is made of an aluminum alloy. The aluminum alloy contains Fe and one or more of Mn and Cr. The Fe is an inevitable impurity of 0.3 weight % or less. The one or more of Mn and Cr have a total weight of 0.3 to 10 weight %. The aluminum alloy additive manufacturing product contains any one or more of an intermetallic compound and an aluminum alloy solid solution. The intermetallic compound contains two or more of Al, Mn, Fe, and Cr. One or more elements of Mn, Fe, and Cr are dissolved in the aluminum alloy solid solution.
    Type: Application
    Filed: October 28, 2019
    Publication date: February 27, 2020
    Applicants: KOIWAI CO., LTD., TOYO ALUMINIUM KABUSHIKI KAISHA
    Inventors: Mitsuru ADACHI, Jun KUSUI, Daisuke TERADA, Hideharu NAKASHIMA, Masatoshi MITSUHARA, Shigeto YAMASAKI