Patents by Inventor Akira Maeda

Akira Maeda 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: 10539358
    Abstract: An indoor unit of an air-conditioning apparatus includes a header main pipe to which an indoor pipe is connected at a brazed portion and header branch pipes. The header branch pipes are connected to first ends of heat-transfer pipes included in an indoor heat exchanger at brazed portions. The indoor pipe is connected to indoor refrigerant branch pipes at brazed portions. The indoor refrigerant branch pipes are connected to second ends of the heat-transfer pipes. A first leaked refrigerant receiver is disposed under the brazed portions. A first temperature sensor is disposed in the first leaked refrigerant receiver. A second leaked refrigerant receiver is disposed under flare joints connecting the indoor pipes to extension pipes, respectively. A second temperature sensor is disposed in the second leaked refrigerant receiver.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: January 21, 2020
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yasuhiro Suzuki, Takao Komai, Akira Maeda, Masafumi Tomita, Masahiro Takamura
  • Patent number: 10436486
    Abstract: An indoor unit of an air-conditioning apparatus is installed at an installation height of h0 or more in an installation floor space A [m2] and a refrigerant amount M [kg] to be filled falls within (formula) M??×G??×h0×A.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: October 8, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Akira Maeda, Takao Komai, Yasuhiro Suzuki
  • Patent number: 10393413
    Abstract: A load unit includes a water circuit chamber configured to accommodate at least a part of a water circuit configured to allow water to flow therethrough, a fan, an air inlet formed at a height positioned different from that of the air inlet and configured to suck indoor air therethrough, an air outlet configured to blow indoors the air sucked through the air inlet, and an air passage formed between the air inlet and the air outlet so as to be isolated from the water circuit chamber. A load-side heat exchanger is provided in the air passage.
    Type: Grant
    Filed: August 4, 2015
    Date of Patent: August 27, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yasuhiro Suzuki, Yoshihiro Takahashi, Takao Komai, Akira Maeda, Mitsuru Kawashima
  • Patent number: 10373311
    Abstract: Inspection of a shape-fixed medicine is performed before packing. A medicine inspection assistance device includes: a medicine support part for rotatably supporting a shape-fixed medicine by a first rotating roller and a second rotating roller, and a medicine imaging part having an imaging means for imaging the shape-fixed medicine supported by the medicine support part from above. The medicine support part is configured such that a contact position between the first rotating roller and the shape-fixed medicine is located above the second rotating roller and the contact position is closer to an axis of the first rotating roller than a gravity center position of the shape-fixed medicine.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: August 6, 2019
    Assignee: YUYAMA MFG. CO., LTD.
    Inventors: Shoji Yuyama, Naoki Koike, Masao Fukada, Akira Maeda
  • Patent number: 10254030
    Abstract: A refrigeration cycle device uses a refrigerant having a higher concentration than air under atmospheric pressure, and is capable of preventing a region having a certain refrigerant concentration or higher from being formed even if the refrigerant leaks in a casing of the refrigeration cycle device in a nonenergized state. The refrigeration cycle device includes: a casing having a first opening and a second opening, one of which is an inlet and the other of which is an outlet, and having therein an air course providing communication between the first opening and the second opening; and a refrigerant circuit provided in the air course in the casing and filled with a refrigerant having a higher concentration than air under atmospheric pressure, the casing having a third opening providing communication between the air course and outside of the casing.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: April 9, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Mitsuru Kawashima, Akira Maeda, Takao Komai, Yasuhiro Suzuki
  • Patent number: 10222098
    Abstract: The inside of a casing constituting an indoor unit of an air-conditioning apparatus is laterally divided by an air passage partition so that an air passage chamber housing an indoor fan and an indoor heat exchanger is defined close to a casing side panel. A space in the casing close to the casing side panel is further vertically divided by a partition having through holes so that a pipe connection chamber housing parts of the extension pipes, flare joints, and indoor pipes is defined in an upper portion and a pipe draw-out chamber in which the extension pipes are arranged is defined in a lower portion. Gaps between outer peripheries of the extension pipes and inner peripheries of the through holes are filled with insulations.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: March 5, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yasuhiro Suzuki, Takao Komai, Akira Maeda, Takaaki Takishita
  • Publication number: 20180292118
    Abstract: A refrigeration cycle apparatus includes a refrigerant circuit in which refrigerant circulates, a temperature sensor provided at a position on the refrigerant circuit, the position being adjacent to a brazed portion or adjacent to a joint portion in which refrigerant pipes are joined to each other, and a controller configured to determine whether or not the refrigerant has leaked based on a detected temperature detected by the temperature sensor. The temperature sensor is covered with a heat insulating material together with the brazed portion or the joint portion.
    Type: Application
    Filed: October 17, 2016
    Publication date: October 11, 2018
    Applicant: Mitsubishi Electric Corporation
    Inventors: Yasuhiro SUZUKI, Takao KOMAI, Akira MAEDA, Mitsuru KAWASHIMA, Masahiko TAKAGI, Kenyu TANAKA, Kazuki WATANABE
  • Publication number: 20180119998
    Abstract: The inside of a casing constituting an indoor unit of an air-conditioning apparatus is laterally divided by an air passage partition so that an air passage chamber housing an indoor fan and an indoor heat exchanger is defined close to a casing side panel. A space in the casing close to the casing side panel is further vertically divided by a partition having through holes and so that a pipe connection chamber housing parts of the extension pipes, flare joints, and indoor pipes is defined in an upper portion and a pipe draw-out chamber in which the extension pipes are arranged is defined in a lower portion. Gaps between outer peripheries of the extension pipes and inner peripheries of the through holes are filled with insulations.
    Type: Application
    Filed: December 15, 2017
    Publication date: May 3, 2018
    Inventors: Yasuhiro SUZUKI, Takao KOMAI, Akira MAEDA, Takaaki TAKISHITA
  • Publication number: 20180065291
    Abstract: A method of manufacturing a product with skin includes: attaching a preformed base material to a vacuum forming die on a back surface of the base material, disposing a skin material as a material of the skin on a front surface of a base material, and sucking the skin material through the vacuum forming die and the base material to deform a main portion of skin material so as to be in close contact with the front surface of the base material; cutting a surplus portion of the skin material not being in close contact with the front surface of the base material with a trim blade so that a distal end portion remains around the main portion, thereby forming the skin having the distal end portion; and winding the distal end portion of the skin around the back surface of the base material by a winding mechanism.
    Type: Application
    Filed: August 30, 2017
    Publication date: March 8, 2018
    Inventors: Yumi HIDA, Masahiro YOSHIKAWA, Kenichi FURUTA, Hideyuki MIURA, Akira MAEDA, Shingo YOKOTA, Takuya UENO
  • Publication number: 20180050535
    Abstract: Provided is an inkjet recording device, including a print head that includes a head base including: a nozzle from which ink is ejected; charging electrodes that charge the ink ejected from the nozzle; deflection electrodes that deflect the ink charged by the charging electrodes; and a gutter that collects ink not used in printing, and a head cover included in the head base, wherein the head base has a first horizontal uneven side portion, an oblique uneven side portion, and a second horizontal uneven side portion.
    Type: Application
    Filed: August 21, 2017
    Publication date: February 22, 2018
    Inventors: Takahiro ARIMA, Akira MAEDA, Mamoru OKANO
  • Publication number: 20170301087
    Abstract: Inspection of a shape-fixed medicine is performed before packing. A medicine inspection assistance device includes: a medicine support part for rotatably supporting a shape-fixed medicine by a first rotating roller and a second rotating roller, and a medicine imaging part having an imaging means for imaging the shape-fixed medicine supported by the medicine support part from above. The medicine support part is configured such that a contact position between the first rotating roller and the shape-fixed medicine is located above the second rotating roller and the contact position is closer to an axis of the first rotating roller than a gravity center position of the shape-fixed medicine.
    Type: Application
    Filed: August 10, 2015
    Publication date: October 19, 2017
    Inventors: Shoji YUYAMA (Deceased), Naoki KOIKE, Masao FUKADA, Akira MAEDA
  • Patent number: 9790017
    Abstract: A tablet feeder comprises a device body, a plurality of tablet cassettes disposed on one face of the device body 1 in a vertical direction, each tablet cassette accommodating a plurality of tablets by kind, and a plurality of chutes disposed on one face of the device body 1 in a vertical direction and shifted in a horizontal direction, the chutes temporarily storing the tablets dispensed from the tablet cassette and having the dispensing portion at the downward portion thereof, the dispensing portion being capable of dispensing the tablets to a bottomed cylindrical tablet container.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: October 17, 2017
    Assignee: YUYAMA MFG. CO., LTD.
    Inventors: Shoji Yuyama, Naoki Koike, Takafumi Imai, Yoshinori Kumano, Akira Maeda, Mitsuhiro Mitani
  • Publication number: 20170284718
    Abstract: An indoor unit includes an air-sending fan, an air inlet through which air of an indoor space is sucked in, and an air outlet located above the air inlet and through which the air sucked in through the air inlet is blown out to the indoor space. A control unit activates the air-sending fan when leakage of the refrigerant is detected. When M [kg] represents an amount of charge of the refrigerant in a refrigeration cycle, LFL [kg/m3] represents a lower flammable limit of the refrigerant, A [m2] represents a floor area of the indoor space, and Ho [m] represents a height of the air outlet above a floor surface of the indoor space, the amount of charge M, the lower flammable limit LFL, the floor area A, and the height Ho satisfy a relationship of M<LFL×A×Ho.
    Type: Application
    Filed: September 2, 2015
    Publication date: October 5, 2017
    Inventors: Yasuhiro SUZUKI, Takao KOMAI, Akira MAEDA, Mitsuru KAWASHIMA
  • Patent number: 9767635
    Abstract: The medicament dispensing machine enables to use vials having various sizes and shapes without changing a part in the machine or without performing a special operation. The medicament dispensing machine contains a discharging unit that receives a vial filled with a medicament from a medicament filling means and discharges out of a vial discharging window. The discharging unit contains a vial gripping means having a pair of gripping arms that grip a vial, a body of gripping means having the vial gripping means, a moving means that moves the vial gripping means from the medicament filling means to the vial discharging window, and an orientation changing mechanism that changes the orientation of the body of gripping means. With a coordination of the movement of the body of gripping means toward the vial discharging window, the orientation changing mechanism makes the gripping arms orient to the vial discharging window.
    Type: Grant
    Filed: January 30, 2014
    Date of Patent: September 19, 2017
    Assignee: YUYAMA MFG. CO., LTD.
    Inventors: Shoji Yuyama, Naoki Koike, Takafumi Imai, Yoshinori Kumano, Akira Maeda, Mitsuhiro Mitani
  • Publication number: 20170234592
    Abstract: A refrigeration cycle device uses a refrigerant having a higher concentration than air under atmospheric pressure, and is capable of preventing a region having a certain refrigerant concentration or higher from being formed even if the refrigerant leaks in a casing of the refrigeration cycle device in a nonenergized state. The refrigeration cycle device includes: a casing having a first opening and a second opening, one of which is an inlet and the other of which is an outlet, and having therein an air course providing communication between the first opening and the second opening; and a refrigerant circuit provided in the air course in the casing and filled with a refrigerant having a higher concentration than air under atmospheric pressure, the casing having a third opening providing communication between the air course and outside of the casing.
    Type: Application
    Filed: September 26, 2014
    Publication date: August 17, 2017
    Inventors: Mitsuru KAWASHIMA, Akira MAEDA, Takao KOMAI, Yasuhiro SUZUKI
  • Publication number: 20170227262
    Abstract: A load unit includes a water circuit chamber configured to accommodate at least a part of a water circuit configured to allow water to flow therethrough, a fan, an air inlet formed at a height positioned different from that of the air inlet and configured to suck indoor air therethrough, an air outlet configured to blow indoors the air sucked through the air inlet, and an air passage formed between the air inlet and the air outlet so as to be isolated from the water circuit chamber. A load-side heat exchanger is provided in the air passage.
    Type: Application
    Filed: August 4, 2015
    Publication date: August 10, 2017
    Inventors: Yasuhiro SUZUKI, Yoshihiro TAKAHASHI, Takao KOMAI, Akira MAEDA, Mitsuru KAWASHIMA
  • Patent number: 9729080
    Abstract: A power supply control circuit, which is connected to a stabilized direct current power supply having a pair of first and second output terminals and a pair of first and second remote sensing terminals, includes: a current detector configured to detect an output current that is supplied to a load from the stabilized direct current power supply, and to output a current detection voltage; a current difference output unit configured to output a current difference voltage corresponding to a voltage difference between the current detection voltage and a current setting voltage; and a control voltage generator configured to generate a control voltage and output the control voltage to the first remote sensing terminal so as to perform a constant current control operation. The current detector, the current difference output unit and the control voltage generator are operated by only the direct current voltage supplied by the auxiliary power supply.
    Type: Grant
    Filed: March 12, 2015
    Date of Patent: August 8, 2017
    Assignee: TDK Corporation
    Inventor: Akira Maeda
  • Publication number: 20170146274
    Abstract: An indoor unit of an air-conditioning apparatus is installed at an installation height of h0 or more in an installation floor space A [m2] and a refrigerant amount M [kg] to be filled falls within (formula) M??×G??×h0×A.
    Type: Application
    Filed: March 30, 2015
    Publication date: May 25, 2017
    Inventors: Akira MAEDA, Takao KOMAI, Yasuhiro SUZUKI
  • Patent number: 9493290
    Abstract: A tablet dispenser includes a device body and a plurality of tablet cassettes disposed on one face of the device body. Each tablet cassette is capable of accommodating a plurality of types of tablets and of dispensing the tablets contained therein in a lateral direction. A plurality of chutes are in communication with the plurality of tablet cassettes. Each chute is disposed on the one face of the device body, adjacent to a corresponding tablet cassette. Each chute retains tablets dispensed from the corresponding tablet cassette and dispenses the tablets in a downward direction into a container.
    Type: Grant
    Filed: December 18, 2013
    Date of Patent: November 15, 2016
    Assignee: YUYAMA MFG. CO., LTD.
    Inventors: Shoji Yuyama, Naoki Koike, Takafumi Imai, Yoshinori Kumano, Akira Maeda, Mitsuhiro Mitani
  • Patent number: 9375915
    Abstract: In a screen printing that shifts squeegees in a horizontal direction while abutting the squeegees against a mask, and slides the squeegees on the mask, and scrapes up the paste on the mask so that opening portions are filled with the paste to transfer the paste onto the substrate, a larger amount of paste Ps is supplied to regions in which the paste is scraped up by the end portions of the squeegee than a region in which the paste is scraped up by a center portion of the squeegee on the mask.
    Type: Grant
    Filed: March 6, 2013
    Date of Patent: June 28, 2016
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Michinori Tomomatsu, Toshiyuki Murakami, Hiroki Kobayashi, Minoru Murakami, Akira Maeda