Patents by Inventor Hiroyuki JINNAI

Hiroyuki JINNAI 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: 11859859
    Abstract: An outdoor unit for an air-conditioning apparatus includes a casing having an air inlet through which air enters the casing, an air-sending device disposed in the casing and configured to create a flow of air passing through the air inlet, a heat exchanger disposed between the casing and the air-sending device and exposed through the air inlet and including a plurality of fins spaced apart from each other, and a partition disposed in the casing and dividing a space in the casing into an air-sending device chamber containing the heat exchanger and the air-sending device and a machine chamber containing a compressor. The plurality of fins include an end fin group located at an end remote from the partition. The casing includes a wall having at least one vent that faces the end fin group and that is located along a side edge part defining an edge of the air inlet.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: January 2, 2024
    Assignee: Mitsubishi Electric Corporation
    Inventors: Kentaro Yonehara, Hiroyuki Jinnai, Takashi Ikeda, Shingo Hamada
  • Patent number: 11821638
    Abstract: A compressor unit includes a compressor, pipes connected to a suction side and a discharge side of the compressor, and a sound absorbing member. The sound absorbing member includes a plurality of support portions, where at least one of the plurality of support portions is a hook portion formed by folding the sound absorbing member and joining upper edge portions of the sound absorbing member to each other. The pipes include a bent portion that connects two portions extending in an up/down direction and that is located in an upper region in the compressor unit. An upper portion of the sound absorbing member is positioned by hooking the hook portion to one of the bent portions, and the sound absorbing member is held by the plurality of support portions such that the sound absorbing member is suspended and thus located apart from a base on which the compressor is mounted.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: November 21, 2023
    Assignee: Mitsubishi Electric Corporation
    Inventors: Masayuki Watanabe, Hiroyuki Jinnai
  • Patent number: 11802696
    Abstract: An outdoor unit for an air-conditioning apparatus includes a housing; a compressor provided in the housing and configured to compress refrigerant; an outdoor heat exchanger provided in the housing and allowing refrigerant and air to exchange heat with each other; a partition plate provided in the housing and partitioning an inside of the housing into a fan chamber and a machine chamber in which the compressor is provided; an electronic component provided in the machine chamber; a refrigerant pipe provided in the machine chamber and connecting the compressor and the outdoor heat exchanger and disposed above the electronic component; a valve connected to the refrigerant pipe in the machine chamber and disposed above the electronic component; and a drip inhibiting portion that covers the refrigerant pipe and a lower part of the valve and inhibits water dripping from the refrigerant pipe from dripping onto the electronic component.
    Type: Grant
    Filed: August 1, 2019
    Date of Patent: October 31, 2023
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hidetaka Yamauchi, Kentaro Yonehara, Hiroyuki Jinnai, Toshiyuki Kubono
  • Publication number: 20220205653
    Abstract: An outdoor unit for an air-conditioning apparatus includes a housing; a compressor provided in the housing and configured to compress refrigerant; an outdoor heat exchanger provided in the housing and allowing refrigerant and air to exchange heat with each other; a partition plate provided in the housing and partitioning an inside of the housing into a fan chamber and a machine chamber in which the compressor is provided; an electronic component provided in the machine chamber; a refrigerant pipe provided in the machine chamber and connecting the compressor and the outdoor heat exchanger and disposed above the electronic component; a valve connected to the refrigerant pipe in the machine chamber and disposed above the electronic component; and a drip inhibiting portion that covers the refrigerant pipe and a lower part of the valve and inhibits water dripping from the refrigerant pipe from dripping onto the electronic component.
    Type: Application
    Filed: August 1, 2019
    Publication date: June 30, 2022
    Inventors: Hidetaka YAMAUCHI, Kentaro YONEHARA, Hiroyuki JINNAI, Toshiyuki KUBONO
  • Publication number: 20220018573
    Abstract: An outdoor unit for an air-conditioning apparatus includes a casing having an air inlet through which air enters the casing, an air-sending device disposed in the casing and configured to create a flow of air passing through the air inlet, a heat exchanger disposed between the casing and the air-sending device and exposed through the air inlet and including a plurality of fins spaced apart from each other, and a partition disposed in the casing and dividing a space in the casing into an air-sending device chamber containing the heat exchanger and the air-sending device and a machine chamber containing a compressor. The plurality of fins include an end fin group located at an end remote from the partition. The casing includes a wall having at least one vent that faces the end fin group and that is located along a side edge part defining an edge of the air inlet.
    Type: Application
    Filed: January 29, 2019
    Publication date: January 20, 2022
    Inventors: Kentaro YONEHARA, Hiroyuki JINNAI, Takashi IKEDA, Shingo HAMADA
  • Patent number: 11131298
    Abstract: A compressor includes a terminal cover. The terminal cover includes a first terminal protector protecting a first glass-sealed terminal assembly, a first power line guide guiding first power lines connected to the first glass-sealed terminal assembly, a first power line outlet through which the first power lines extend outward, a second terminal protector protecting a second glass-sealed terminal assembly, a second power line guide guiding second power lines connected to the second glass-sealed terminal assembly, and a second power line outlet through which the second power lines extend outward. The first power line guide guides the first power lines in a guiding direction away from the second terminal protector. The second power line guide guides the second power lines such that the second power lines bypass the first terminal protector and are directed in a direction identical to the guiding direction.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: September 28, 2021
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hiroyuki Jinnai, Toshiyuki Kubono
  • Publication number: 20210033290
    Abstract: A compressor unit includes a compressor, pipes connected to a suction side and a discharge side of the compressor, and a sound absorbing member. The sound absorbing member includes a plurality of support portions, where at least one of the plurality of support portions is a hook portion formed by folding the sound absorbing member and joining upper edge portions of the sound absorbing member to each other. The pipes include a bent portion that connects two portions extending in an up/down direction and that is located in an upper region in the compressor unit. An upper portion of the sound absorbing member is positioned by hooking the hook portion to one of the bent portions, and the sound absorbing member is held by the plurality of support portions such that the sound absorbing member is suspended and thus located apart from a base on which the compressor is mounted.
    Type: Application
    Filed: May 25, 2018
    Publication date: February 4, 2021
    Inventors: Masayuki WATANABE, Hiroyuki JINNAI
  • Publication number: 20200208622
    Abstract: A compressor includes a terminal cover. The terminal cover includes a first terminal protector protecting a first glass-sealed terminal assembly, a first power line guide guiding first power lines connected to the first glass-sealed terminal assembly, a first power line outlet through which the first power lines extend outward, a second terminal protector protecting a second glass-sealed terminal assembly, a second power line guide guiding second power lines connected to the second glass-sealed terminal assembly, and a second power line outlet through which the second power lines extend outward. The first power line guide guides the first power lines in a guiding direction away from the second terminal protector. The second power line guide guides the second power lines such that the second power lines bypass the first terminal protector and are directed in a direction identical to the guiding direction.
    Type: Application
    Filed: July 27, 2017
    Publication date: July 2, 2020
    Inventors: Hiroyuki JINNAI, Toshiyuki KUBONO
  • Publication number: 20200158353
    Abstract: An air-conditioning outdoor unit includes a compressor having a plurality of terminals each including a plurality of conductive pins. The outdoor unit includes a plurality of lead wire groups provided for the respective terminals and each including a plurality of lead wires connecting a control board to the plurality of conductive pins, and a plurality of different end connectors provided for the respective lead wire groups and each attached to an end portion of the lead wire group adjacent to the plurality of conductive pins. The lead wire groups are each connected by the end connector to the plurality of conductive pins and cut into two parts at a given point in a longitudinal direction. The two parts of the lead wire group are detachably coupled together at the given point by a pair of relay connectors. A length from the control board to the given point and a length from the given point to the end connector differ from one lead wire group to another.
    Type: Application
    Filed: February 13, 2018
    Publication date: May 21, 2020
    Inventors: Hidetomo NAKAGAWA, Akinori SAKABE, Toshiyuk KUBONO, Hiroyuki JINNAI
  • Patent number: 10480799
    Abstract: An outdoor unit connected to an indoor unit through a refrigerant pipe, including: a casing; a compressor accommodated inside the casing; a valve mounting plate positioned in an upper part inside the casing and above the compressor; a valve mounted on the valve mounting plate, to which the refrigerant pipe is connected; and a terminal block to which a first wiring drawn from outside of the casing is connected, the terminal block being accommodated inside the casing, in which the valve mounting plate includes a mounting portion on which the terminal block is provided, the mounting portion communicating an upper side on which the valve is provided and a lower side on which the controller is provided into communication with each other.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: November 19, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Tomoya Yanase, Toshiyuki Kubono, Hiroyuki Jinnai
  • Patent number: 10464112
    Abstract: An energy-saving control device for a rolling line, the energy-saving control device capable of finding rolling conditions for minimizing energy consumption for the rolling line while ensuring a quality of a product. The energy-saving control device for a rolling line includes: an energy consumption estimating unit that calculates energy consumption for the rolling line based on rolling conditions for the rolling line; and an energy consumption optimizing unit that changes a rolling condition other than a target temperature of a material to be rolled, as a manipulation item so that the energy consumption calculated by the energy consumption estimating unit is reduced while a quality of a product formed by rolling the material to be rolled is ensured.
    Type: Grant
    Filed: February 4, 2013
    Date of Patent: November 5, 2019
    Assignee: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
    Inventors: Hiroyuki Jinnai, Hiroyuki Imanari, Naoki Shimoda, Kazutoshi Kitagoh
  • Patent number: 10208968
    Abstract: An outdoor unit according to the present invention includes: a casing; and a heat exchanger accommodated in the casing. The casing includes a bottom panel on a bottom surface of the casing. The bottom panel includes: a first bottom plate portion formed below the heat exchanger; and a second bottom plate portion formed on the bottom panel at a portion other than the first bottom plate portion. A lower end of the heat exchanger is arranged at a position above any point on an upper surface of the first bottom plate portion and below any point on an upper surface of the second bottom plate portion.
    Type: Grant
    Filed: December 26, 2014
    Date of Patent: February 19, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Tomoya Yanase, Toshiyuki Kubono, Hiroyuki Jinnai
  • Patent number: 10132512
    Abstract: An outdoor unit is an outdoor unit to which a refrigerant pipe used to circulate refrigerant between an indoor unit and the outdoor unit, the outdoor unit including a compressor and an outdoor heat exchanger. The outdoor unit includes: a rectangular bottom panel disposed below the compressor and the outdoor heat exchanger, the rectangular bottom panel supporting the compressor and the outdoor heat exchanger; a peripheral panel disposed on a peripheral portion of the bottom panel and positioned upright on the bottom panel; a fixing panel disposed at a corner portion of the bottom panel to be located at an inner side of the peripheral panel and positioned upright on the bottom panel; and a valve which is fixed to the fixing panel and to which the refrigerant pipe is connected.
    Type: Grant
    Filed: December 26, 2014
    Date of Patent: November 20, 2018
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hiroyuki Jinnai, Toshiyuki Kubono, Tomoya Yanase, Hiroshi Iwazaki
  • Patent number: 10077911
    Abstract: An outdoor unit includes a casing having a bottom panel formed in a rectangular shape in a planar view. The bottom panel includes a bottom portion constituting a lower face of the casing, and a rising portion rising from an outer peripheral edge of the bottom portion. A first holding part is provided to the rising portion on a side of one side face of the casing, and a second holding part is provided to the rising portion on a side of the other side face of the casing opposite to the side of the one side face.
    Type: Grant
    Filed: February 16, 2015
    Date of Patent: September 18, 2018
    Assignee: Mitsubishi Electric Corporation
    Inventors: Toshiyuki Kubono, Hiroyuki Jinnai, Tomoya Yanase
  • Patent number: 10024555
    Abstract: An outdoor unit of an air conditioner includes a partition plate that separates a machine compartment, in which a compressor unit, a refrigerant pipe, and an electrical-part storage are disposed, and an air blower compartment; an electrical-part storage that is disposed so as to extend from the machine compartment side of the partition plate to the air blower compartment side of the partition plate, and that stores therein an electrical part; an auxiliary board that is disposed in the machine compartment and on which an electrical part that is other than the electrical part installed in the electrical-part storage, is installed; and a board fixing portion that is interposed between the electrical-part storage located in the machine compartment and the auxiliary board to fix the auxiliary board thereto.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: July 17, 2018
    Assignee: Mitsubishi Electric Corporation
    Inventors: Tomoya Yanase, Toshiyuki Kubono, Hiroyuki Jinnai
  • Publication number: 20170363303
    Abstract: An outdoor unit includes a housing including a side panel, a terminal block accommodated in the housing, and a power supply wire connected to the terminal block. The side panel includes an outer shell surface forming a part of an outer surface of the housing, a first recessed surface recessed from the outer shell surface in an inward direction of the housing, and a second recessed surface formed in the first recessed surface and recessed from the first recessed surface in the inward direction of the housing. The power supply wire is arranged on the second recessed surface.
    Type: Application
    Filed: December 26, 2014
    Publication date: December 21, 2017
    Applicant: Mitsubishi Electric Corporation
    Inventors: Hiroyuki JINNAI, Toshiyuki KUBONO, Tomoya YANASE, Hiroshi IWAZAKI
  • Publication number: 20170350606
    Abstract: In an outdoor unit including a heat exchanger, and a housing having a front panel, side panels, and a back panel, the back panel includes a connection port attachment portion to which a pipe connection port is attached, and a heat exchanger holding piece to which the heat exchanger is attached.
    Type: Application
    Filed: February 17, 2015
    Publication date: December 7, 2017
    Inventors: Toshiyuki KUBONO, Hiroyuki JINNAI, Tomoya YANASE
  • Publication number: 20170336084
    Abstract: An outdoor unit includes a casing including a blower chamber and a machine chamber, a left side panel having a first opening and defining a side surface of the casing adjacent to the blower chamber, and a first grip attached to the left side panel. The first grip is located inside an edge of the first opening in the side view of the casing and is located inside an outer surface of the left side panel.
    Type: Application
    Filed: December 22, 2014
    Publication date: November 23, 2017
    Inventors: Tomoya YANASE, Hiroyuki JINNAI, Toshiyuki KUBONO, Hiroshi IWAZAKI
  • Publication number: 20170328585
    Abstract: An outdoor unit connected to an indoor unit through a refrigerant pipe, including: a casing; a compressor accommodated inside the casing; a valve mounting plate positioned in an upper part inside the casing and above the compressor; a valve mounted on the valve mounting plate, to which the refrigerant pipe is connected; and a terminal block to which a first wiring drawn from outside of the casing is connected, the terminal block being accommodated inside the casing, in which the valve mounting plate includes a mounting portion on which the terminal block is provided, the mounting portion communicating an upper side on which the valve is provided and a lower side on which the controller is provided into communication with each other.
    Type: Application
    Filed: February 17, 2015
    Publication date: November 16, 2017
    Inventors: Tomoya YANASE, Toshiyuki KUBONO, Hiroyuki JINNAI
  • Publication number: 20170328587
    Abstract: An outdoor unit includes a casing having a bottom panel formed in a rectangular shape in a planar view. The bottom panel includes a bottom portion constituting a lower face of the casing, and a rising portion rising from an outer peripheral edge of the bottom portion. A first holding part is provided to the rising portion on a side of one side face of the casing, and a second holding part is provided to the rising portion on a side of the other side face of the casing opposite to the side of the one side face.
    Type: Application
    Filed: February 16, 2015
    Publication date: November 16, 2017
    Inventors: Toshiyuki KUBONO, Hiroyuki JINNAI, Tomoya YANASE