Patents by Inventor Fumiaki Koike

Fumiaki Koike 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: 10753640
    Abstract: A bottom frame (50) which constitutes a bottom surface of a casing (40) is divided into a main bottom frame (51) where a first compressor (11) is to be provided and a sub bottom frame (55) where a second compressor (21) is to be provided. The main bottom frame (51) is further divided into a first bottom frame (52) and a second bottom frame (53). The first compressor (11) is to be provided on the first bottom frame (52). A refrigerant circuit component (47) to be replaced or added in accordance with a capability or a function is to be provided on the second bottom frame (53).
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: August 25, 2020
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Fumiaki Koike, Shigeki Kamitani, Takuya Horita, Daiki Hirawa, Yuusuke Tanaka, Taichi Koshiji
  • Patent number: 10731874
    Abstract: An outdoor unit for a refrigeration cycle apparatus includes: a fan; a bellmouth that covers a periphery of the fan; a casing that internally houses the fan and the bellmouth so that airflow faces upward and that has a top end edge having a flat shape; and a diffuser surface disposed below a top end edge of the casing but above a top end of the bellmouth and on the outer side relative to the top end of the bellmouth in plan view, wherein the diffuser surface is inclined to extend outward away from the rotation axis of the fan as getting upward. The casing has a plurality of side surfaces that cover the sides of the bellmouth. At least one of the side surfaces has a recessed shape toward the bellmouth so that a gap with the top end edge of the bellmouth is reduced.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: August 4, 2020
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Fumiaki Koike, Shigeki Kamitani
  • Publication number: 20200149752
    Abstract: An outdoor unit of a refrigeration apparatus includes: a fan that generates an upward flow of air passing through a heat exchanger; an electric component box that accommodates a group of electric components; and a casing that includes a panel disposed at a predetermined position opposite to the electric component box. The panel is divided into at least a first panel and a second panel in a lateral direction as viewed from a front view of the panel. The first panel is opposed to at least part of the electric component box. The first panel is detachable from the casing while the second panel remains attached to the casing.
    Type: Application
    Filed: July 24, 2018
    Publication date: May 14, 2020
    Inventors: Daiki HIRAWA, Fumiaki KOIKE, Shigeki KAMITANI
  • Publication number: 20190358673
    Abstract: A unit and a tactile sensation providing apparatus which enable simplification of the assembly process of the apparatus are provided. The unit is provided with an actuator, a first fixing unit fixable to a base, a second fixing unit, and an elastic member configured to couple the first fixing unit and the second fixing unit together. The second fixing unit is fixable to a vibration object and coupled to the actuator.
    Type: Application
    Filed: December 26, 2018
    Publication date: November 28, 2019
    Applicant: KYOCERA Corporation
    Inventors: Fumiaki NAKAO, Jun TAKEDA, Shigeto HATTORI, Kazushi KOIKE, Takeshi SHINTANI, Takeshi YAMORI, Shun HIROOKA
  • Publication number: 20190338985
    Abstract: A bottom frame (50) which constitutes a bottom surface of a casing (40) is divided into a main bottom frame (51) where a first compressor (11) is to be provided and a sub bottom frame (55) where a second compressor (21) is to be provided. The main bottom frame (51) is further divided into a first bottom frame (52) and a second bottom frame (53). The first compressor (11) is to be provided on the first bottom frame (52). A refrigerant circuit component (47) to be replaced or added in accordance with a capability or a function is to be provided on the second bottom frame (53).
    Type: Application
    Filed: July 24, 2017
    Publication date: November 7, 2019
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Fumiaki KOIKE, Shigeki KAMITANI, Takuya HORITA, Daiki HIRAWA, Yuusuke TANAKA, Taichi KOSHIJI
  • Publication number: 20190338964
    Abstract: A heat source unit including: mounting feet; a bottom frame disposed on the mounting feet; vibration-proofing members that are disposed between the bottom frame and the mounting feet and space the bottom frame apart from the mounting feet; and a plurality of struts that extend upward from the mounting feet. All of the struts are anchored to the mounting feet without being anchored to the bottom frame.
    Type: Application
    Filed: February 28, 2017
    Publication date: November 7, 2019
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Fumiaki Koike, Shigeki Kamitani
  • Patent number: 10418507
    Abstract: To achieve an opto-reflector in which a distance to a detection target is shortened to be able to detect the position of the closer detection target, and thereby contributing to the reduction of the arrangement space. The opto-reflector (10) includes a plate-shaped substrate (11); a light emitting element (13) and a light receiving element (14) mounted on the substrate (11); light transmitting resin layer (12) which seals the light emitting element (13) and the light receiving element (14); and a light shielding portion (21) provided between the light emitting element (13) and the light receiving element (14). The light shielding portion (21) is formed at a height such that a part of light beam can be directly transferred between the light emitting element (13) and the light receiving element (14) via the light transmitting resin layer (12).
    Type: Grant
    Filed: December 8, 2015
    Date of Patent: September 17, 2019
    Assignee: NEW JAPAN RADIO CO., LTD.
    Inventors: Fumiaki Ohno, Seiji Koike
  • Publication number: 20190154279
    Abstract: A heat source unit includes a compressor and an electrical component box both disposed inside a casing, where a bottom frame forming a bottom surface of the casing includes a first bottom frame on which the compressor is disposed and a second bottom frame that is adjacent to the first bottom frame. At least half of the electrical component box is placed above the second bottom frame.
    Type: Application
    Filed: February 28, 2017
    Publication date: May 23, 2019
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Fumiaki Koike, Shigeki Kamitani
  • Publication number: 20190137119
    Abstract: A heat source unit includes: a corrugated plate-like bottom frame in which ridges and furrows extend across the front and rear direction or across the right and left direction; and mounting feet. The mounting feet include: supports that support, from below, the furrows of supported ends of the bottom frame on sides that the ridges and the furrows can be seen; and walls disposed on outer sides of the supported ends and that extend upward from the supports. Water drainage passages, that drain water sticking to tops of the ridges of the supported ends to the supports, are disposed above the supports.
    Type: Application
    Filed: April 17, 2017
    Publication date: May 9, 2019
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Fumiaki Koike, Shigeki Kamitani, Daiki Hirawa
  • Publication number: 20190120506
    Abstract: A heat source unit constitutes part of a basic refrigerant circuit including: a compressor that compresses refrigerant; an accumulator that temporarily accumulates the refrigerant before the refrigerant is sucked into the compressor; an oil separator that separates refrigerating machine oil from the refrigerant after the refrigerant has been discharged from the compressor; a heat source-side heat exchanger that functions as a radiator or an evaporator of the refrigerant; a liquid refrigerant communication pipe; utilization-side expansion valves; utilization-side heat exchangers; and a gas refrigerant communication pipe that are connected to one another, the heat source unit comprising refrigerant circuit constituent parts including the compressor, the accumulator, the oil separator, and the heat source-side heat exchanger that are provided inside a casing, and the refrigerant circuit constituent parts being changed or added in accordance with capacity or function.
    Type: Application
    Filed: April 17, 2017
    Publication date: April 25, 2019
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Fumiaki Koike, Shigeki Kamitani
  • Publication number: 20190107297
    Abstract: An outdoor unit for a refrigeration cycle apparatus includes: a fan; a bellmouth that covers a periphery of the fan; a casing that internally houses the fan and the bellmouth so that airflow faces upward and that has a top end edge having a flat shape; and a diffuser surface disposed below a top end edge of the casing but above a top end of the bellmouth and on the outer side relative to the top end of the bellmouth in plan view, wherein the diffuser surface is inclined to extend outward away from the rotation axis of the fan as getting upward. The casing has a plurality of side surfaces that cover the sides of the bellmouth. At least one of the side surfaces has a recessed shape toward the bellmouth so that a gap with the top end edge of the bellmouth is reduced.
    Type: Application
    Filed: April 21, 2017
    Publication date: April 11, 2019
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Fumiaki Koike, Shigeki Kamitani
  • Patent number: 9541323
    Abstract: An outdoor unit capable of promptly discharging dew condensation water dropped from a heat exchanger to an exterior is provided. A drainage port is formed in a bottom frame of an outdoor unit below a heat exchanger. A base leg of the bottom frame is formed to have a U shape section by upper plates abutted with a lower surface of the bottom frame, lower plates fixed to an installment surface, and standing plates connecting the upper plates and the lower plates, and further includes a first part and a second part with respect to the longitudinal direction. The first part is formed to have a U shape section opening outward in the horizontal direction with the lower plate thereof being fixed to the installment surface.
    Type: Grant
    Filed: November 7, 2012
    Date of Patent: January 10, 2017
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Mikio Kagawa, Fumiaki Koike
  • Patent number: 9459039
    Abstract: An outdoor unit of an air conditioning device in which a compressor, a heat exchanger, and a fan are accommodated in a casing including a top plate, side plates, and a bottom plate is provided. The top plate is formed in a rectangular shape, and a flat mount surface is formed in each of corner portions of the top plate. Regarding each of sides of the top plate, an intermediate part excluding the corner portions serves as a retreat portion set back to the side of the device, and an end of the retreat portion and the mount surface are connected by a standing surface.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: October 4, 2016
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Fumiaki Koike, Mikio Kagawa, Shigeki Kamitani
  • Patent number: 9273896
    Abstract: In an outdoor unit, an electric component unit includes an inlet part which communicates with an outlet side of an air blower and through which air on the outlet side flows into the electric component unit, and an outlet part which communicates with an inlet side of the air blower and through which air flows out from the electric component unit.
    Type: Grant
    Filed: May 17, 2012
    Date of Patent: March 1, 2016
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Tadashi Sao, Mikio Kagawa, Shigeki Kamitani, Fumiaki Koike, Yusuke Nakagawa, Tomohisa Takeuchi, Katsutoshi Sakurai
  • Patent number: 9228771
    Abstract: An outdoor unit for an air conditioning device includes an outdoor unit main body, a heat exchanger, a fan provided in an upper part of the outdoor unit main body, the fan blowing out the air taken in from a side surface of the outdoor unit main body upward, a ventilating member surrounding an outer circumference of the fan and forming a blow-out port, and an electric component unit accommodated in the outdoor unit main body and arranged in an opening portion between one side end portion and the other side end portion of the heat exchanger, wherein the electric component unit is provided so as to cross over a lower end of the ventilating member in the up and down direction, and on the upper side than the lower end of the ventilating member, the electric component unit is arranged on the horizontally outer side than the ventilating member.
    Type: Grant
    Filed: September 28, 2012
    Date of Patent: January 5, 2016
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Shigeki Kamitani, Mikio Kagawa, Fumiaki Koike, Hiroshi Fuchikami
  • Patent number: 9175897
    Abstract: An outdoor unit for an air conditioning device includes an outdoor unit main body, a heat exchanger, a fan provided in an upper part of the outdoor unit main body, the fan blowing out the air taken in from a side surface of the outdoor unit main body upward, a ventilating member surrounding an outer circumference of the fan and forming a blow-out port, and an electric component unit accommodated in the outdoor unit main body and arranged in an opening portion between one side end portion and the other side end portion of the heat exchanger, wherein the electric component unit is provided so as to cross over a lower end of the ventilating member in the up and down direction, and on the upper side than the lower end of the ventilating member, the electric component unit is arranged on the horizontally outer side than the ventilating member.
    Type: Grant
    Filed: September 28, 2012
    Date of Patent: November 3, 2015
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Shigeki Kamitani, Mikio Kagawa, Fumiaki Koike, Hiroshi Fuchikami
  • Publication number: 20150000321
    Abstract: An outdoor unit capable of promptly discharging dew condensation water dropped from a heat exchanger to an exterior is provided. A drainage port is formed in a bottom frame of an outdoor unit below a heat exchanger. A base leg of the bottom frame is formed to have a U shape section by upper plates abutted with a lower surface of the bottom frame, lower plates fixed to an installment surface, and standing plates connecting the upper plates and the lower plates, and further includes a first part and a second part with respect to the longitudinal direction. The first part is formed to have a U shape section opening outward in the horizontal direction with the lower plate thereof being fixed to the installment surface.
    Type: Application
    Filed: November 7, 2012
    Publication date: January 1, 2015
    Inventors: Mikio Kagawa, Fumiaki Koike
  • Publication number: 20140338384
    Abstract: An outdoor unit of an air conditioning device in which a heat exchanger is arranged in a bottom plate in a substantially rectangular parallelepiped shape casing including a top plate, side plates, and the bottom plate is provided. The heat exchanger is mounted on a plurality of expanded portions formed in the bottom plate. A first drainage hole through which a drainage fluid from the heat exchanger is discharged to an exterior is formed in each of the expanded portions, and a second drainage hole smaller than the first drainage hole is formed in the bottom plate under the heat exchanger excluding the expanded portions.
    Type: Application
    Filed: November 9, 2012
    Publication date: November 20, 2014
    Inventors: Fumiaki Koike, Mikio Kagawa, Tadashi Sao, Shigeki Kamitani
  • Publication number: 20140326437
    Abstract: An outdoor unit for an air conditioning device includes an outdoor unit main body, a heat exchanger, a fan provided in an upper part of the outdoor unit main body, the fan blowing out the air taken in from a side surface of the outdoor unit main body upward, a ventilating member surrounding an outer circumference of the fan and forming a blow-out port, and an electric component unit accommodated in the outdoor unit main body and arranged in an opening portion between one side end portion and the other side end portion of the heat exchanger, wherein the electric component unit is provided so as to cross over a lower end of the ventilating member in the up and down direction, and on the upper side than the lower end of the ventilating member, the electric component unit is arranged on the horizontally outer side than the ventilating member.
    Type: Application
    Filed: September 28, 2012
    Publication date: November 6, 2014
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Shigeki Kamitani, Mikio Kagawa, Fumiaki Koike, Hiroshi Fuchikami
  • Publication number: 20140318173
    Abstract: An outdoor unit of an air conditioning device in which a compressor, a heat exchanger, and a fan are accommodated in a casing including a top plate, side plates, and a bottom plate is provided. The top plate is formed in a rectangular shape, and a flat mount surface is formed in each of corner portions of the top plate. Regarding each of sides of the top plate, an intermediate part excluding the corner portions serves as a retreat portion set back to the side of the device, and an end of the retreat portion and the mount surface are connected by a standing surface.
    Type: Application
    Filed: October 12, 2012
    Publication date: October 30, 2014
    Inventors: Fumiaki Koike, Mikio Kagawa, Shigeki Kamitani