Patents by Inventor Hiroaki Shichi

Hiroaki Shichi 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).

  • Publication number: 20190039165
    Abstract: A method for welding austenitic stainless steel sheets, in which welding defects do not easily occur. Austenitic stainless steel sheets each with a sheet thickness of 0.6 to 1.0 mm, which each contain, in terms of mass %, 0.08% or less of C, 1.5 to 4.0% of Si, 2.0% or less of Mn, 0.04% or less of P, 0.01% or less of S, 16.0 to 22.0% of Cr, 10.0 to 14.0% of Ni, and 0.08% or less of N, and contain at least one of Nb and Ti in an amount of 1.0% or less in total, with the rest including Fe and inevitable impurities, are overlapped and the overlapped portion is welded by arc welding. In addition, the back side of a deposited portion is cooled from 1200° C. to 900° C. at a cooling rate of 110° C./sec or higher.
    Type: Application
    Filed: August 30, 2016
    Publication date: February 7, 2019
    Applicant: NISSHIN STEEL CO., LTD.
    Inventors: Yoshitomo FUJIMURA, Kazunari IMAKAWA, Osamu YAMAMOTO, Manabu OKU, Isamu HAYAKAWA, Hiroaki SHICHI, Yoshihide NARUSE
  • Patent number: 7036619
    Abstract: A snowmobile four-cycle engine arrangement, includes: a four-cycle engine arranged in an engine compartment formed in the front body of a snowmobile with its crankshaft laid substantially parallel to the body width and having a cylinder case inclined forwards with respect to the vehicle's direction of travel. The engine employs a dry sump oil supplying system and an oil tank separate from the engine is provided. Another snowmobile four-cycle engine arrangement includes: a four-cycle engine having a cylinder head at its top, arranged in the engine compartment and inclined forwards with respect to the vehicle's direction of travel with an intake path provided on the upper portion of the engine body. An intercooler for cooling the intake air is arranged in a tunnel created inside the body frame for accommodating a track belt.
    Type: Grant
    Filed: February 13, 2003
    Date of Patent: May 2, 2006
    Assignee: Suzuki Motor Corporation
    Inventors: Yasuaki Yatagai, Hitoshi Matsumura, Hiroaki Shichi
  • Publication number: 20030146032
    Abstract: A snowmobile four-cycle engine arrangement, includes: a four-cycle engine arranged in an engine compartment formed in the front body of a snowmobile with its crankshaft laid substantially parallel to the body width and having a cylinder case inclined forwards with respect to the vehicle's direction of travel. The engine employs a dry sump oil supplying system and an oil tank separate from the engine is provided. Another snowmobile four-cycle engine arrangement includes: a four-cycle engine having a cylinder head at its top, arranged in the engine compartment and inclined forwards with respect to the vehicle's direction of travel with an intake path provided on the upper portion of the engine body. An intercooler for cooling the intake air is arranged in a tunnel created inside the body frame for accommodating a track belt.
    Type: Application
    Filed: February 13, 2003
    Publication date: August 7, 2003
    Applicant: Suzuki Motor Corporation
    Inventors: Yasuaki Yatagai, Hitoshi Matsumura, Hiroaki Shichi
  • Patent number: 6561297
    Abstract: A snowmobile four-cycle engine arrangement, includes: a four-cycle engine arranged in an engine compartment formed in the front body of a snowmobile with its crankshaft laid substantially parallel to the body width and having a cylinder case inclined forwards with respect to the vehicle's direction of travel. The engine employs a dry sump oil supplying system and an oil tank separate from the engine is provided. Another snowmobile four-cycle engine arrangement includes: a four-cycle engine having a cylinder head at its top, arranged in the engine compartment and inclined forwards with respect to the vehicle's direction of travel with an intake path provided on the upper portion of the engine body. An intercooler for cooling the intake air is arranged in a tunnel created inside the body frame for accommodating a track belt.
    Type: Grant
    Filed: August 10, 2001
    Date of Patent: May 13, 2003
    Assignee: Suzuki Motor Corporation
    Inventors: Yasuaki Yatagai, Hitoshi Matsumura, Hiroaki Shichi
  • Publication number: 20020027029
    Abstract: A snowmobile four-cycle engine arrangement, includes: a four-cycle engine arranged in an engine compartment formed in the front body of a snowmobile with its crankshaft laid substantially parallel to the body width and having a cylinder case inclined forwards with respect to the vehicle's direction of travel. The engine employs a dry sump oil supplying system and an oil tank separate from the engine is provided. Another snowmobile four-cycle engine arrangement includes: a four-cycle engine having a cylinder head at its top, arranged in the engine compartment and inclined forwards with respect to the vehicle's direction of travel with an intake path provided on the upper portion of the engine body. An intercooler for cooling the intake air is arranged in a tunnel created inside the body frame for accommodating a track belt.
    Type: Application
    Filed: August 10, 2001
    Publication date: March 7, 2002
    Inventors: Yasuaki Yatagai, Hitoshi Matsumura, Hiroaki Shichi