Patents by Inventor Tadahiro MIYAGAWA

Tadahiro MIYAGAWA 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: 10150360
    Abstract: A cooling structure of an operating machine, such as a wheel loader, which structure cools an engine of the operating machine includes: a cover (such as a rear cover) forming a part of an outer surface of a vehicle body of the operating machine and including a large number of ventilation opening portions; a radiator provided at the vehicle body so as to be opposed to the cover; and a cooling fan arranged between the cover and the radiator and close to the cover with an interval corresponding to a size of the ventilation opening portion and provided so as not to be turnable relative to the vehicle body.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: December 11, 2018
    Assignee: KCM Corporation
    Inventors: Takatomo Ohno, Hiroyuki Ishida, Atsushi Kondo, Tadahiro Miyagawa
  • Patent number: 9945099
    Abstract: An industrial vehicle includes: an exhaust gas treatment device arranged in an engine room so as to be located above an engine, the exhaust gas treatment device including a pretreatment unit accommodating a diesel oxidation catalyst and extending in the forward/rearward direction, a selective catalytic reduction unit located adjacent to the pretreatment unit and extending in the forward/rearward direction, a connecting pipe including a mix portion, a first bent portion, and a second bent portion, the mix portion being located between the pretreatment unit and the selective catalytic reduction unit and extending in the forward/rearward direction, the first bent portion connecting the mix portion and an outlet of the pretreatment unit, the outlet being located close to a dividing wall, the second bent portion connecting the mix portion and an inlet of the selective catalytic reduction unit, the inlet being located far from the dividing wall, and a urea water injection device attached to the first bent portion o
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: April 17, 2018
    Assignee: KCM Corporation
    Inventors: Hiroyuki Ishida, Keisuke Kobayashi, Takatomo Ohno, Atsushi Kondo, Tadahiro Miyagawa
  • Publication number: 20180065472
    Abstract: A cooling structure of an operating machine, such as a wheel loader, which structure cools an engine of the operating machine includes: a cover (such as a rear cover) forming a part of an outer surface of a vehicle body of the operating machine and including a large number of ventilation opening portions; a radiator provided at the vehicle body so as to be opposed to the cover; and a cooling fan arranged between the cover and the radiator and close to the cover with an interval corresponding to a size of the ventilation opening portion and provided so as not to be turnable relative to the vehicle body.
    Type: Application
    Filed: March 11, 2016
    Publication date: March 8, 2018
    Inventors: Takatomo OHNO, Hiroyuki ISHIDA, Atsushi KONDO, Tadahiro MIYAGAWA
  • Publication number: 20170321393
    Abstract: An industrial vehicle includes: an exhaust gas treatment device arranged in an engine room so as to be located above an engine, the exhaust gas treatment device including a pretreatment unit accommodating a diesel oxidation catalyst and extending in the forward/rearward direction, a selective catalytic reduction unit located adjacent to the pretreatment unit and extending in the forward/rearward direction, a connecting pipe including a mix portion, a first bent portion, and a second bent portion, the mix portion being located between the pretreatment unit and the selective catalytic reduction unit and extending in the forward/rearward direction, the first bent portion connecting the mix portion and an outlet of the pretreatment unit, the outlet being located close to a dividing wall, the second bent portion connecting the mix portion and an inlet of the selective catalytic reduction unit, the inlet being located far from the dividing wall, and a urea water injection device attached to the first bent portion o
    Type: Application
    Filed: November 21, 2014
    Publication date: November 9, 2017
    Inventors: Hiroyuki ISHIDA, Keisuke KOBAYASHI, Takatomo OHNO, Atsushi KONDO, Tadahiro MIYAGAWA