Patents by Inventor Masanori Hashimoto
Masanori Hashimoto 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: 10233797Abstract: An oil supply device for an engine is provided with an oil pump of a variable capacity type; a plurality of hydraulically operated devices connected to the pump via an oil path; a pump control unit which changes the capacity of the pump to control a discharge amount of oil; and a hydraulic pressure detecting unit which detects a hydraulic pressure of the oil path. The plurality of the hydraulically operated devices include a metal bearing, and the pump control unit sets a highest requested hydraulic pressure among requested hydraulic pressures of the hydraulically operated devices as a target hydraulic pressure for each of the operating conditions of the engine, and changes the capacity of the pump in such a manner that the hydraulic pressure detected by the hydraulic pressure detecting unit coincides with the target hydraulic pressure for controlling the discharge amount.Type: GrantFiled: February 26, 2014Date of Patent: March 19, 2019Assignee: MAZDA MOTOR CORPORATIONInventors: Masanori Hashimoto, Hisashi Okazawa
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Patent number: 10116463Abstract: A bridging apparatus includes an address-table managing unit configured to manage an address table in which devices connected to networks are registered, a presence-check-frame transmission control unit configured to transmit a presence check frame for checking whether a device is connected to a network, and a network transmission-reception control unit configured to call, upon receipt of a response request frame transmitted from a first device connected to a first network toward a second device connected to a second network, the address-table managing unit to register the first device in the address table and check whether the second device is registered in the address table, and when the second device is registered, transmit an acknowledgement to the first device and transfer the response request frame to the second network, whereas when the second device is not registered, instruct the presence-check-frame transmission control unit to transfer the response request frame to the second network.Type: GrantFiled: June 13, 2014Date of Patent: October 30, 2018Assignee: Mitsubishi Electric CorporationInventors: Koji Shibata, Katsuyoshi Takahashi, Yasuomi Ando, Masanori Hashimoto
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Publication number: 20180258802Abstract: An oil supply control device includes: an adjusting device which adjusts an oil discharge amount according to an input control value to adjust a hydraulic pressure; a hydraulic controller which outputs the control value to the adjusting device; a memory which stores a first initial control value corresponding to a first target hydraulic pressure at which a hydraulic actuating device is not activated, and a second initial control value corresponding to a second target hydraulic pressure at which the hydraulic actuating device is activated; and a determination portion which compares oil initial characteristics represented by the first and second initial control values with oil characteristics represented by first and second control values, to perform oil determination as to whether or not a viscosity of the oil has changed, the first control value being input before increase of the hydraulic pressure, the second control value being input after increase.Type: ApplicationFiled: February 7, 2017Publication date: September 13, 2018Applicant: MAZDA MOTOR CORPORATIONInventor: Masanori HASHIMOTO
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Publication number: 20180258804Abstract: An oil supply control device includes: a memory which stores first master data constituted by predetermined control value; a hydraulic controller which outputs the control value to an adjusting device to cause a hydraulic pressure to coincide with a target hydraulic pressure; and a determination portion which determines whether or not a first difference between an output control value and the control value of the first master data lies within a predetermined allowable range, wherein the hydraulic controller starts to control the adjusting device with use of the control value of the first master data, when the first difference lies within the allowable range, and starts to control the adjusting device with use of the control value of second master data, when the first difference does not lie within the allowable range, the control value of the second master data causing the first difference to lie within the allowable range.Type: ApplicationFiled: February 7, 2017Publication date: September 13, 2018Applicant: MAZDA MOTOR CORPORATIONInventor: Masanori HASHIMOTO
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Publication number: 20180252170Abstract: An oil supply control device for an engine includes: a hydraulic controller which outputs a control value to an adjusting device to cause a detected hydraulic pressure detected by a hydraulic pressure sensor to coincide with a predetermined hydraulic pressure value; a determination portion which compares an output control value output from the hydraulic controller to the adjusting device when the detected hydraulic pressure coincides with the predetermined hydraulic pressure value and a control value stored in a memory, to determine whether or not a difference between the output control value and the stored control value lies within a predetermined allowable range; and a device controller which allows activation of a hydraulic actuating device when an oil temperature is not lower than a first temperature in a case where the difference lies within the allowable range, inhibits activation of the hydraulic actuating device when the oil temperature is lower than a second temperature higher than the first temperatType: ApplicationFiled: February 7, 2017Publication date: September 6, 2018Applicant: MAZDA MOTOR CORPORATIONInventor: Masanori HASHIMOTO
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Patent number: 10000850Abstract: A catalytic chemical vapor deposition apparatus comprising a catalyst wire including a tantalum wire and a boride layer formed on a surface of the tantalum wire is used. The boride of the metal tantalum (tantalum boride) is harder than the metal tantalum. Therefore, by using the tantalum wire having the boride layer formed on the surface thereof as a catalyst wire, it is possible to reduce thermal expansion of the catalyst wire, improve mechanical strength, and prolong the service life. Further, by performing energization heating of the catalyst wire by continuous energization, it is further possible to prolong the service life of the catalyst wire.Type: GrantFiled: November 12, 2015Date of Patent: June 19, 2018Assignee: Ulvac, Inc.Inventors: Shuji Osono, Masanori Hashimoto, Shin Asari
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Patent number: 9964009Abstract: An oil supply system for an engine is provided, which includes an oil pressure controller for controlling a variable displacement oil pump to adjust a discharge pressure thereof to reach a target oil pressure corresponding to an operating state of the engine, the variable displacement oil pump capable of adjusting a discharge amount of oil, a load detector for detecting an engine load, and an oil temperature detector for detecting an oil temperature. When the engine load is low, to increase an amount of oil mist flowing inside a crank case of the engine, the oil pressure controller controls the variable displacement oil pump to increase the discharge amount as the oil temperature becomes lower, the oil mist generated by the oil flowing out of a bearing part rotatably supporting at least a crankshaft and being atomized, the engine load being considered low when below a predetermined reference load.Type: GrantFiled: June 6, 2016Date of Patent: May 8, 2018Assignee: Mazda Motor CorporationInventors: Masanori Hashimoto, Hisashi Okazawa, Hiroaki Muranaka, Kimio Ishida, Hiroshi Hosokawa, Sho Ishigaki
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Publication number: 20180093282Abstract: A charging device or an electric dust collector has a downstream side grounded electrode plate 90 placed so as to obstruct the flow of a dust-containing air and having openings 91 for allowing the dust-containing air to pass therethrough, a supporting plate 60 placed on the upstream side of the electrode plate 90, and downstream side discharging electrodes 80b supported by the supporting plate 60 so as to extend from the supporting plate 60 towards the electrode plate 90, and placed so as to correspond to the openings 91. The tip parts of the discharging electrodes 80b penetrate the openings 91 and project to the downstream side of the electrode plate 90, and the tip part of each discharging electrode 80b and the edge part of each opening 91 are positioned so as to have a predetermined gap between them.Type: ApplicationFiled: April 4, 2016Publication date: April 5, 2018Applicant: AMANO CORPORATIONInventors: Shinjirou KATSUSHIMA, Yuji MAKISHIMA, Syohei NAKAGAWA, Masanori HASHIMOTO, Takumi SEO, Yoshiyuki KISANUKI, Yoshihiro TANAKA
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Publication number: 20180058344Abstract: A hydraulic control system for an engine having a plurality of cylinders includes: valve stop mechanisms that switch the engine from all-cylinder operation to cylinder cut-off operation; a VVT that can change the timing to open and close valves 14 during all-cylinder operation and cylinder cut-off operation; an oil pump that supplies oil to hydraulically operated devices including the valve stop mechanisms and the VVT through a hydraulic path; and a control device. The control device controls a maintaining oil pressure, which is required to maintain the operated state of the valve stop mechanisms during cylinder cut-off operation, so that the maintaining oil pressure is set to a high value in a high oil viscosity region.Type: ApplicationFiled: August 14, 2017Publication date: March 1, 2018Applicant: MAZDA MOTOR CORPORATIONInventors: Toshiaki NISHIMOTO, Masanori HASHIMOTO
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Publication number: 20180032652Abstract: A procedure extraction system will be provided which can extract a procedure related to determining the cause of abnormality in facility equipment from analysis procedures in accordance with which the operator analyzes the operating conditions of the facility equipment. The procedure extraction system includes an analysis log storage to store a procedure in accordance with which an operator has analyzed an operating condition of facility equipment using operation data relating to the operating condition of the facility equipment, a graph creation unit to create a graph using the operation data, a region specification unit to specify at least a region of the graph, and an output step extraction unit to extract, from among steps included in the procedure stored in the analysis log storage, a step necessary for creating the graph including the region specified by the region specification unit.Type: ApplicationFiled: February 19, 2015Publication date: February 1, 2018Applicant: MITSUBISHI ELECTRIC CORPORATIONInventors: Masanori HASHIMOTO, Yasuomi ANDO
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Patent number: 9842079Abstract: A gateway apparatus (103) receives a request frame transmitted from a system controller (101) to an indoor unit 1 (111), and determines whether a sensor specified in the request frame is a sensor 1-A (121) which is connected with the indoor unit 1 (111) or a sensor 1-B (123) which is not connected with the indoor unit 1 (111). When the sensor specified in the request frame is the sensor 1-B (123), the gateway apparatus (103) acquires a measurement value from the sensor 1-B (123), and responds to the system controller (101) with the acquired measurement value of the sensor 1-B (123).Type: GrantFiled: February 5, 2014Date of Patent: December 12, 2017Assignee: Mitsubishi Electric CorporationInventors: Masanori Hashimoto, Yasuomi Ando
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Patent number: 9840970Abstract: The invention relates to a control device for a multi-cylinder engine provided with an oil pump, a hydraulically operated valve characteristic control device which changes valve characteristics of at least one of an intake valve and an exhaust valve; and a hydraulically operated valve stop device which stops at least one of the intake valve and the exhaust valve when a reduced cylinder operation is performed. The control device for a multi-cylinder engine is provided with a valve control unit which operates the valve stop device after an operation of the valve characteristic control device is completed when the valve characteristic control device is operated at a time of request for the reduced cylinder operation.Type: GrantFiled: March 10, 2014Date of Patent: December 12, 2017Assignee: MAZDA MOTOR CORPORATIONInventors: Masanori Hashimoto, Hisashi Okazawa, Toshiaki Nishimoto, Akira Tsuda
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Publication number: 20170211431Abstract: A controller sets a target hydraulic pressure from a required hydraulic pressure of a hydraulically operated device according to an operating condition of an engine. The controller causes an oil control valve to perform feedback control of the discharge amount of an oil pump in such a manner that an actual hydraulic pressure detected by a hydraulic pressure sensor coincides with the target hydraulic pressure. The controller executes feedback control after executing fixed duty control of setting a duty ratio of the oil control valve to a fixed duty ratio for a predetermined period of time from start of the engine.Type: ApplicationFiled: December 27, 2016Publication date: July 27, 2017Applicant: MAZDA MOTOR CORPORATIONInventors: Masanori HASHIMOTO, Hisashi OKAZAWA
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Patent number: 9687820Abstract: An exhaust gas cleaning catalyst for an internal combustion engine includes a cerium-containing oxide, palladium supported on the cerium-containing oxide, zinc supported on the cerium-containing oxide, and barium supported on the cerium-containing oxide.Type: GrantFiled: January 30, 2013Date of Patent: June 27, 2017Assignee: HONDA MOTOR CO., LTD.Inventors: Yoshiyuki Nakanishi, Masanori Hashimoto, Hiroshi Koyama, Syouji Inose
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Publication number: 20170163441Abstract: A bridging apparatus includes an address-table managing unit configured to manage an address table in which devices connected to networks are registered, a presence-check-frame transmission control unit configured to transmit a presence check frame for checking whether a device is connected to a network, and a network transmission-reception control unit configured to call, upon receipt of a response request frame transmitted from a first device connected to a first network toward a second device connected to a second network, the address-table managing unit to register the first device in the address table and check whether the second device is registered in the address table, and when the second device is registered, transmit an acknowledgement to the first device and transfer the response request frame to the second network, whereas when the second device is not registered, instruct the presence-check-frame transmission control unit to transfer the response request frame to the second network.Type: ApplicationFiled: June 13, 2014Publication date: June 8, 2017Applicant: Mitsubishi Electric CorporationInventors: Koji SHIBATA, Katsuyoshi TAKAHASHI, Yasuomi ANDO, Masanori HASHIMOTO
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Patent number: 9638115Abstract: A control device of a multi-cylinder engine is provided. The device includes first and second auxiliary components. The first auxiliary component generates energy. The device includes an angular speed variation detecting device for detecting an angular speed variation of a crankshaft, and an auxiliary component control device for controlling drive loads of the first and second auxiliary components. When an engine load is low and the angular speed variation exceeds a predetermined threshold, the auxiliary component control device increases a total drive load of the auxiliary components. Here, if the drive load of the first auxiliary component is increasable, the drive load of the first auxiliary component is increased, and when this increase amount is insufficient, the drive load of the second auxiliary component is increased, whereas if the drive load of the first auxiliary component is not increasable, the drive load of the second auxiliary component is increased.Type: GrantFiled: August 14, 2014Date of Patent: May 2, 2017Assignee: Mazda Motor CorporationInventors: Toshiaki Nishimoto, Hisashi Okazawa, Masanori Hashimoto, Junsou Sasaki
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Patent number: 9624843Abstract: A control device of a multi-cylinder engine is provided. The control device includes an auxiliary component and a valve stopping device having a locking mechanism for stopping an operation of at least one of intake and exhaust valves of a specific cylinder of the multi-cylinder engine according to an engine operating state. The control device includes an angular speed variation detecting device for detecting an angular speed variation of a crankshaft, an auxiliary component control device for controlling a drive load of the auxiliary component. In an all-cylinder operation, when an engine load is lower than a predetermined value and the detected angular speed variation exceeds a predetermined threshold, the auxiliary component control device performs an auxiliary component drive load increase control in which the drive load of the auxiliary component is increased to reduce the angular speed variation to be lower than the predetermined threshold.Type: GrantFiled: August 14, 2014Date of Patent: April 18, 2017Assignee: Mazda Motor CorporationInventors: Toshiaki Nishimoto, Hisashi Okazawa, Masanori Hashimoto, Junsou Sasaki
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Publication number: 20170010998Abstract: A gateway apparatus (103) receives a request frame transmitted from a system controller (101) to an indoor unit 1 (111), and determines whether a sensor specified in the request frame is a sensor 1-A (121) which is connected with the indoor unit 1 (111) or a sensor 1-B (123) which is not connected with the indoor unit 1 (111). When the sensor specified in the request frame is the sensor 1-B (123), the gateway apparatus (103) acquires a measurement value from the sensor 1-B (123), and responds to the system controller (101) with the acquired measurement value of the sensor 1-B (123).Type: ApplicationFiled: February 5, 2014Publication date: January 12, 2017Applicant: Mitsubishi Electric CorporationInventors: Masanori HASHIMOTO, Yasuomi ANDO
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Publication number: 20160356188Abstract: An oil supply system for an engine is provided, which includes an oil pressure controller for controlling a variable displacement oil pump to adjust a discharge pressure thereof to reach a target oil pressure corresponding to an operating state of the engine, the variable displacement oil pump capable of adjusting a discharge amount of oil, a load detector for detecting an engine load, and an oil temperature detector for detecting an oil temperature. When the engine load is low, to increase an amount of oil mist flowing inside a crank case of the engine, the oil pressure controller controls the variable displacement oil pump to increase the discharge amount as the oil temperature becomes lower, the oil mist generated by the oil flowing out of a bearing part rotatably supporting at least a crankshaft and being atomized, the engine load being considered low when below a predetermined reference load.Type: ApplicationFiled: June 6, 2016Publication date: December 8, 2016Inventors: Masanori Hashimoto, Hisashi Okazawa, Hiroaki Muranaka, Kimio Ishida, Hiroshi Hosokawa, Sho Ishigaki
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Patent number: 9358524Abstract: Provided is a novel catalyst structure capable of maintaining gas diffusivity to a deep part of a catalyst layer even under condition of a high gas flow rate. Proposed is a catalyst structure, which has a porous apatite catalyst layer containing an oxide (hereinafter referred to as “apatite”) whose crystalline structure belongs to an apatite type, and in which, in logarithmic differentiation void volume distribution measured by a mercury intrusion porosimeter, a peak top is present within a void volume diameter range of 100 nm to 1000 nm.Type: GrantFiled: December 28, 2012Date of Patent: June 7, 2016Assignees: Honda Motor Co., Ltd., Mitsui Mining & Smelting Co., Ltd.Inventors: Yuki Nagao, Yunosuke Nakahara, Yasunori Imada, Ohki Houshito, Noriaki Iwata, Shinichi Tosa, Syouji Inose, Masanori Hashimoto, Tomohiro Ikeda