Patents by Inventor Masatoshi MITSUZUKA
Masatoshi MITSUZUKA 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).
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Patent number: 10676858Abstract: The present disclosure provides a drying chamber (condenser) including a container having a steam intake opening, the condenser liquefying steam taken from the steam intake opening into the container, and the drying chamber including a cooling pipe which is disposed in the container and through which coolant circulates.Type: GrantFiled: November 22, 2016Date of Patent: June 9, 2020Assignees: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Kazuhiko Katsumata, Masatoshi Mitsuzuka, Osamu Sakamoto, Takahiro Nagata
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Publication number: 20190193123Abstract: A cleaning device includes at least: a main body including a vapor cleaning chamber configured to perform vapor-cleaning on a workpiece and a dipping cleaning chamber configured to perform dip-cleaning on the workpiece; and a condenser provided on the vapor cleaning chamber to be capable of switching between a communication state and a non-communication state with the vapor cleaning chamber via a vapor inlet port, and configured to condense vapor taken in from the vapor inlet port, in which the condenser includes: a condenser casing in which the vapor inlet port is formed; a cooling pipe through which a coolant flows; and a holding member that holds the cooling pipe to detachably house the cooling pipe in the condenser casing.Type: ApplicationFiled: March 4, 2019Publication date: June 27, 2019Applicants: IHI Corporation, IHI Machinery and Furnace Co., Ltd.Inventors: Masatoshi MITSUZUKA, Noboru KIYA, Takahiro NAGATA
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Patent number: 10323315Abstract: A carburizing device includes a furnace body that performs heat treatment on a treatment object to perform carburization treatment on the treatment object, in which: a heater configured to perform heat treatment on the treatment object is provided upright in a vertical direction within the furnace body; a gas supply section configured to supply a gas for burnout toward the heater is provided at a lower end part of the heater; the heater is inserted through a protective tube provided upright in the vertical direction; and the gas supply section is configured to supply the gas for burnout to between the protective tube and the heater.Type: GrantFiled: October 7, 2016Date of Patent: June 18, 2019Assignees: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Kazuhiko Katsumata, Masatoshi Mitsuzuka, Osamu Sakamoto, Takahiro Nagata
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Patent number: 10118204Abstract: A cleaning apparatus includes: a cleaning chamber that accommodates an object to be cleaned; a drying chamber connected to the cleaning chamber; a connecting member connecting a first opening provided in the cleaning chamber and a second opening provided in the drying chamber; a valve element positioned inside the cleaning chamber and facing the first opening; a valve seat facing the valve element; and an actuator that drives the valve element.Type: GrantFiled: November 16, 2016Date of Patent: November 6, 2018Assignees: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Kazuhiko Katsumata, Masatoshi Mitsuzuka, Osamu Sakamoto, Takahiro Nagata
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Patent number: 9926621Abstract: A carburizing device is configured to perform a carburizing treatment on a treatment target, and includes a furnace body, an insulating container provided inside the furnace body, a furnace bed provided inside the insulating container and on which the treatment target is mounted, and a heat source provided inside the insulating container, in which at least surfaces of main components of the furnace bed, the heat source and the insulating container are made of a ceramic material.Type: GrantFiled: July 6, 2016Date of Patent: March 27, 2018Assignees: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Kazuhiko Katsumata, Masatoshi Mitsuzuka, Osamu Sakamoto, Takahiro Nagata
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Publication number: 20170073879Abstract: The present disclosure provides a drying chamber (condenser) including a container having a steam intake opening, the condenser liquefying steam taken from the steam intake opening into the container, and the drying chamber including a cooling pipe which is disposed in the container and through which coolant circulates.Type: ApplicationFiled: November 22, 2016Publication date: March 16, 2017Inventors: Kazuhiko KATSUMATA, Masatoshi MITSUZUKA, Osamu SAKAMOTO, Takahiro NAGATA
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Publication number: 20170056937Abstract: A cleaning apparatus includes: a cleaning chamber that accommodates an object to be cleaned; a drying chamber connected to the cleaning chamber; a connecting member connecting a first opening provided in the cleaning chamber and a second opening provided in the drying chamber; a valve element positioned inside the cleaning chamber and facing the first opening; a valve seat facing the valve element; and an actuator that drives the valve element.Type: ApplicationFiled: November 16, 2016Publication date: March 2, 2017Applicants: IHI Corporation, IHI Machinery and Furnace Co., Ltd.Inventors: Kazuhiko KATSUMATA, Masatoshi MITSUZUKA, Osamu SAKAMOTO, Takahiro NAGATA
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Patent number: 9555450Abstract: Vacuum cleaning apparatus (1, 51) includes a vapor generating member (8, 8a, 53, 53a) for generating vapor of a petroleum-based solvent, a cleaning chamber (2) allowing a workpiece to be cleaned under reduced pressure by the vapor fed from the vapor generating member, a condensing chamber (21) that is connected to the cleaning chamber and is maintained in a depressurized state, a temperature maintaining member (22) that maintains the condensing chamber at a lower temperature than the cleaning chamber, and an opening/closing member (20) that provides or cuts off communication between the condensing chamber and the cleaning chamber.Type: GrantFiled: May 12, 2014Date of Patent: January 31, 2017Assignees: IHI CORPORATION, IHI MACHINERY AND FURNACE CO., LTD.Inventors: Noboru Hiramoto, Masatoshi Mitsuzuka, Hiroyuki Konishi
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Publication number: 20170022596Abstract: A carburizing device includes a furnace body that performs heat treatment on a treatment object to perform carburization treatment on the treatment object, in which: a heater configured to perform heat treatment on the treatment object is provided upright in a vertical direction within the furnace body; a gas supply section configured to supply a gas for burnout toward the heater is provided at a lower end part of the heater; the heater is inserted through a protective tube provided upright in the vertical direction; and the gas supply section is configured to supply the gas for burnout to between the protective tube and the heater.Type: ApplicationFiled: October 7, 2016Publication date: January 26, 2017Applicants: IHI Corporation, IHI Machinery and Furnace Co., Ltd.Inventors: Kazuhiko KATSUMATA, Masatoshi MITSUZUKA, Osamu SAKAMOTO, Takahiro NAGATA
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Publication number: 20160312352Abstract: A carburizing device is configured to perform a carburizing treatment on a treatment target, and includes a furnace body, an insulating container provided inside the furnace body, a furnace bed provided inside the insulating container and on which the treatment target is mounted, and a heat source provided inside the insulating container, in which at least surfaces of main components of the furnace bed, the heat source and the insulating container are made of a ceramic material.Type: ApplicationFiled: July 6, 2016Publication date: October 27, 2016Applicants: IHI Corporation, IHI Machinery and Furnace Co., Ltd.Inventors: Kazuhiko KATSUMATA, Masatoshi MITSUZUKA, Osamu SAKAMOTO, Takahiro NAGATA
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Publication number: 20140246056Abstract: Vacuum cleaning apparatus (1, 51) includes a vapor generating member (8, 8a, 53, 53a) for generating vapor of a petroleum-based solvent, a cleaning chamber (2) allowing a workpiece to be cleaned under reduced pressure by the vapor fed from the vapor generating member, a condensing chamber (21) that is connected to the cleaning chamber and is maintained in a depressurized state, a temperature maintaining member (22) that maintains the condensing chamber at a lower temperature than the cleaning chamber, and an opening/closing member (20) that provides or cuts off communication between the condensing chamber and the cleaning chamber.Type: ApplicationFiled: May 12, 2014Publication date: September 4, 2014Applicants: IHI Corporation, IHI Machinery and Furnance Co., Ltd.Inventors: Noboru HIRAMOTO, Masatoshi MITSUZUKA, Hiroyuki KONISHI