Patents by Inventor Kenji Gajina

Kenji Gajina 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: 9982908
    Abstract: According to one embodiment, a ceiling-embedded air conditioner includes a main body incorporating a heat exchanger, a decorative panel attached to a lower edge of the main body and including a discharge port discharging air heat-exchanged in the heat exchanger to a room, and a drain pan including a thermal insulating member and a synthetic resin member coating the thermal insulating member. The drain pan includes a recess for receiving drain water produced in the heat exchanger, a communication port provided on a periphery of the recess and communicating with the discharge port of the decorative panel, and a wall standing between the periphery of the recess and the communication port. The wall is composed of the synthetic resin member.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: May 29, 2018
    Assignee: TOSHIBA CARRIER CORPORATION
    Inventors: Nobusato Yoshitake, Kenji Gajina
  • Publication number: 20160356524
    Abstract: According to one embodiment, a ceiling-embedded air conditioner includes a main body incorporating a heat exchanger, a decorative panel attached to a lower edge of the main body and including a discharge port discharging air heat-exchanged in the heat exchanger to a room, and a drain pan including a thermal insulating member and a synthetic resin member coating the thermal insulating member. The drain pan includes a recess for receiving drain water produced in the heat exchanger, a communication port provided on a periphery of the recess and communicating with the discharge port of the decorative panel, and a wall standing between the periphery of the recess and the communication port. The wall is composed of the synthetic resin member.
    Type: Application
    Filed: August 17, 2016
    Publication date: December 8, 2016
    Applicant: Toshiba Carrier Corporation
    Inventors: Nobusato Yoshitake, Kenji Gajina
  • Patent number: 9516786
    Abstract: An electric equipment includes: an electric component box; a control board accommodated in the electric component box and provided thereon with a heat-generating electric component; a heat sink thermally connected with the electric component; and a sheet material provided between the electric component box and the control board, wherein the sheet material is made of an elastic material and provided with an opening section through which the heat sink projects outward, the opening section is provided with a convex section formed integrally with the sheet material and configured to be elastically deformed to engage the sheet material with the heat sink, and the electric component box is provided with a heat sink hole through which the heat sink and the convex section project outward of the electric component box. An air conditioner is provided with such electric equipment.
    Type: Grant
    Filed: February 25, 2013
    Date of Patent: December 6, 2016
    Assignee: TOSHIBA CARRIER CORPORATION
    Inventors: Tian Lan, Kenji Gajina
  • Publication number: 20150009626
    Abstract: An electric equipment includes: an electric component box; a control board accommodated in the electric component box and provided thereon with a heat-generating electric component; a heat sink thermally connected with the electric component; and a sheet material provided between the electric component box and the control board, wherein the sheet material is made of an elastic material and provided with an opening section through which the heat sink projects outward, the opening section is provided with a convex section formed integrally with the sheet material and configured to be elastically deformed to engage the sheet material with the heat sink, and the electric component box is provided with a heat sink hole through which the heat sink and the convex section project outward of the electric component box. An air conditioner is provided with such electric equipment.
    Type: Application
    Filed: February 25, 2013
    Publication date: January 8, 2015
    Inventors: Tian Lan, Kenji Gajina
  • Patent number: 8689579
    Abstract: An indoor unit of an air conditioner includes a heat exchanger accommodated inside a indoor unit body which is a housing whose lower face is opened, a drain pan which is disposed below the heat exchanger and receives drain water generated at the heat exchanger, a drain pump which is detachably disposed within the indoor unit body, sucks drain water accumulated in the drain pan and discharges the drain water to the outside, a drain port which is disposed at a bottom face wall section of the drain pan, the port being an opening portion through which the drain pump is insertable, and a drain cap which openably closes the drain pump insertion port.
    Type: Grant
    Filed: March 5, 2010
    Date of Patent: April 8, 2014
    Assignee: Toshiba Carrier Corporation
    Inventors: Nobusato Yoshitake, Kenji Gajina, Kazuo Mochizuki, Yousuke Komatsu
  • Patent number: 8636566
    Abstract: In a ceiling-embedded air conditioner, a panel fastening screw that fastens a decorative panel to an indoor unit body embedded in a ceiling is previously mounted to the indoor unit body and has an intermediate portion having a small diameter with no threaded portion.
    Type: Grant
    Filed: September 4, 2008
    Date of Patent: January 28, 2014
    Assignee: Toshiba Carrier Corporation
    Inventor: Kenji Gajina
  • Publication number: 20100201232
    Abstract: In a ceiling-embedded air conditioner, a panel fastening screw that fastens a decorative panel to an indoor unit body embedded in a ceiling is previously mounted to the indoor unit body and has an intermediate portion having a small diameter with no threaded portion.
    Type: Application
    Filed: September 4, 2008
    Publication date: August 12, 2010
    Applicant: TOSHIBA CARRIER CORPORATION
    Inventor: Kenji Gajina
  • Publication number: 20100192610
    Abstract: An indoor unit of an air conditioner includes a heat exchanger accommodated inside a indoor unit body which is a housing whose lower face is opened, a drain pan which is disposed below the heat exchanger and receives drain water generated at the heat exchanger, a drain pump which is detachably disposed within the indoor unit body, sucks drain water accumulated in the drain pan and discharges the drain water to the outside, a drain port which is disposed at a bottom face wall section of the drain pan, the port being an opening portion through which the drain pump is insertable, and a drain cap which openably closes the drain pump insertion port.
    Type: Application
    Filed: March 5, 2010
    Publication date: August 5, 2010
    Applicant: TOSHIBA CARRIER CORPORATION
    Inventors: Nobusato Yoshitake, Kenji Gajina, Kazuo Mochizuki, Yousuke Komatsu
  • Patent number: 6470699
    Abstract: A ceiling cassette type air conditioner includes a housing adapted for attachment to a room ceiling panel, a bell-mouth provided in the housing and having a bottom opening and an outer circumferential surface. An electrical part box is provided in the housing to accommodate electrical components. The electrical part box is arranged near that side of the bell-mouth at which secondary air flows. The electrical parts are mounted on a control board provided in the electrical part box. The electrical parts are arranged so that those which are located near the outer circumferential surface of the bell-mouth are less tall than the others.
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: October 29, 2002
    Assignee: Toshiba Carrier Corporation
    Inventors: Kenji Okuda, Kenji Gajina
  • Publication number: 20020152760
    Abstract: A ceiling cassette type air conditioner comprises a housing (101) provided on the ceiling panel of a room (R) and having a bottom opening, bell-mouth (112) provided in the housing (101) and having a bottom opening (112b) and an outer circumferential surface, an electrical part box (111) provided in the housing (101) and accommodating electrical part (E), wherein t electrical part box (111) is arranged near that side of the bell-mouth (112) at which secondary air flows, the electrical parts (E) are mounted on a control board (S) provided in the electrical part box (111), and those of the electrical parts (Ea) which are located near the outer circumferential surface of the bell-mouth (112) are less tall than the other electrical parts (Ec).
    Type: Application
    Filed: September 24, 2001
    Publication date: October 24, 2002
    Inventors: Kenji Okuda, Kenji Gajina
  • Patent number: 5958114
    Abstract: An indoor unit of an air-conditioner having a unit body, provided on a rear of a ceiling, having an lower surface portion exposed indoor and an indoor heat exchanger and a blower in its exterior, a decorative panel, structured as the lower surface portion for the unit body, having an inlet port for guiding air in a room to the indoor heat exchanger, a filter fixing portion, structured as a part of the decorative panel, having a filter attached to a position opposite to the inlet port to be detachable, a support portion for supporting the filter fixing portion to be freely rotatable to the decorative panel, and an open/close driving mechanism for driving the filter fixing portion to be freely opened and closed against the decorative panel in a state that the support portion is used as a fulcrum, the mechanism for hanging the filter fixing portion from a ceiling surface when being opened to be moved.
    Type: Grant
    Filed: October 3, 1997
    Date of Patent: September 28, 1999
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Hiroshi Sunahara, Yasunori Ichikawa, Kenji Gajina, Katsuaki Yamagishi, Yukio Kiguchi, Masahiko Sasaki, Hiroyuki Sugiyama, Daisuke Saito, Teturo Ozawa