Patents by Inventor Yutaka Inomoto
Yutaka Inomoto 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: 10961905Abstract: In an engine, a cylinder block and a cylinder head are connected with a crankcase in a forwardly inclined posture. A dual clutch connects or disconnects a transmission path of power of the engine to a transmission. An actuator chamber houses an actuator that controls a hydraulic pressure of the dual clutch. The actuator chamber is disposed on an upper surface of the cylinder block at a position posterior to the cylinder head and anterior to the crankcase in a vehicle longitudinal direction.Type: GrantFiled: August 27, 2019Date of Patent: March 30, 2021Assignee: HONDA MOTOR CO., LTD.Inventors: Yoshitaka Nukada, Yutaka Inomoto, Hitoshi Saito
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Publication number: 20200102883Abstract: In an engine, a cylinder block and a cylinder head are connected with a crankcase in a forwardly inclined posture. A dual clutch connects or disconnects a transmission path of power of the engine to a transmission. An actuator chamber houses an actuator that controls a hydraulic pressure of the dual clutch. The actuator chamber is disposed on an upper surface of the cylinder block at a position posterior to the cylinder head and anterior to the crankcase in a vehicle longitudinal direction.Type: ApplicationFiled: August 27, 2019Publication date: April 2, 2020Inventors: Yoshitaka Nukada, Yutaka Inomoto, Hitoshi Saito
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Patent number: 10329974Abstract: A breather chamber structure for an internal combustion engine wherein the breather chamber can be disposed compactly and the degree of freedom in the layout of the parts of the internal combustion engine can be raised. The breather chamber structure includes a crankcase, a cylinder body provided upwardly on the crankcase, and a breather chamber configured to separate oil from oil mist in the crankcase. The breather chamber includes a crankcase side breather chamber provided in the crankcase and open to a joining plane between the crankcase and the cylinder body, and a cylinder side breather chamber provided in the cylinder body and open to the joining plane.Type: GrantFiled: September 14, 2016Date of Patent: June 25, 2019Assignee: HONDA MOTOR CO., LTD.Inventors: Yutaka Inomoto, Koji Kobayashi, Masazumi Naito, Keita Shigematsu, Ryuji Tsuchiya
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Patent number: 10006523Abstract: A compact power unit with a sufficient clearance between a stud bolt and a fixing shaft of a cam chain tensioner pivot mechanism for supporting a cam chain tensioner guide. The power unit including a crankshaft, a stud bolt configured to fix a crankcase and a cylinder body to each other, a cam chain, a cam chain tensioner mechanism including a cam chain tensioner guide, and a cam chain tensioner pivot mechanism including a pivot plate, a fixing shaft, and a swinging shaft, the fixing shaft and the swinging shaft are arranged so as to straddle the axis of the stud bolt as viewed in the axial direction of the crankshaft.Type: GrantFiled: September 21, 2016Date of Patent: June 26, 2018Assignee: HONDA MOTOR CO., LTD.Inventors: Yutaka Inomoto, Koji Kobayashi, Keita Shigematsu, Takamori Shirasuna
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Patent number: 9890703Abstract: A cylinder head of an internal combustion engine includes a first exhaust port section having an upstream inlet opened and closed by a first exhaust valve, a second exhaust port section having an upstream inlet opened and closed by a second exhaust valve, and a collective exhaust port section into which the first and second exhaust port sections merge at downstream ends thereof. In a fixing structure for an exhaust gas sensor, the sensor is fixed to the collective exhaust port section with its sensing tip in the port section. An exhaust gas guide part is formed, at a position upstream of the sensor, on an internal wall of the port section, opposite the internal wall to which the sensor is fixed, so as to bulge out to guide exhaust gas toward the sensor, whereby exhaust gas is effectively intermixed and directed to the sensor with resultant increased sensing accuracy.Type: GrantFiled: May 20, 2014Date of Patent: February 13, 2018Assignee: Honda Motor Co., Ltd.Inventors: Yutaka Inomoto, Hitoshi Yokotani, Kosuke Sakasai, Satoshi Okayama
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Patent number: 9761197Abstract: A communication device includes: an inputter that inputs a USB (Universal Serial Bus) signal from an input device; an acquirer that acquires an EDID (Extended Display Identification Data) signal from a monitor; an instructor that gives an instruction to output the EDID signal to another communication device; a switch that selectively switches a first route for outputting the acquired EDID signal to the another communication device and a second route for outputting the inputted USB signal to the another communication device; and a controller that controls the switch so as to switch from the second route to the first route in accordance with the instruction from the instructor.Type: GrantFiled: August 26, 2015Date of Patent: September 12, 2017Assignee: FUJITSU COMPONENT LIMITEDInventors: Yutaka Inomoto, Ryohei Okada
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Publication number: 20170089432Abstract: A compact power unit with a sufficient clearance between a stud bolt and a fixing shaft of a cam chain tensioner pivot mechanism for supporting a cam chain tensioner guide. The power unit including a crankshaft, a stud bolt configured to fix a crankcase and a cylinder body to each other, a cam chain, a cam chain tensioner mechanism including a cam chain tensioner guide, and a cam chain tensioner pivot mechanism including a pivot plate, a fixing shaft, and a swinging shaft, the fixing shaft and the swinging shaft are arranged so as to straddle the axis of the stud bolt as viewed in the axial direction of the crankshaft.Type: ApplicationFiled: September 21, 2016Publication date: March 30, 2017Applicant: HONDA MOTOR CO., LTD.Inventors: Yutaka INOMOTO, Koji KOBAYASHI, Keita SHIGEMATSU, Takamori SHIRASUNA
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Publication number: 20170089237Abstract: A breather chamber structure for an internal combustion engine wherein the breather chamber can be disposed compactly and the degree of freedom in the layout of the parts of the internal combustion engine can be raised. The breather chamber structure includes a crankcase, a cylinder body provided upwardly on the crankcase, and a breather chamber configured to separate oil from oil mist in the crankcase. The breather chamber includes a crankcase side breather chamber provided in the crankcase and open to a joining plane between the crankcase and the cylinder body, and a cylinder side breather chamber provided in the cylinder body and open to the joining plane.Type: ApplicationFiled: September 14, 2016Publication date: March 30, 2017Applicant: HONDA MOTOR CO., LTD.Inventors: Yutaka INOMOTO, Koji KOBAYASHI, Masazumi NAITO, Keita SHIGEMATSU, Ryuji TSUCHIYA
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Publication number: 20160245169Abstract: A cylinder head of an internal combustion engine includes a first exhaust port section having an upstream inlet opened and closed by a first exhaust valve, a second exhaust port section having an upstream inlet opened and closed by a second exhaust valve, and a collective exhaust port section into which the first and second exhaust port sections merge at downstream ends thereof. In a fixing structure for an exhaust gas sensor, the sensor is fixed to the collective exhaust port section with its sensing tip in the port section. An exhaust gas guide part is formed, at a position upstream of the sensor, on an internal wall of the port section, opposite the internal wall to which the sensor is fixed, so as to bulge out to guide exhaust gas toward the sensor, whereby exhaust gas is effectively intermixed and directed to the sensor with resultant increased sensing accuracy.Type: ApplicationFiled: May 20, 2014Publication date: August 25, 2016Inventors: Yutaka INOMOTO, Hitoshi YOKOTANI, Kosuke SAKASAI, Satoshi OKAYAMA
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Publication number: 20160125834Abstract: A communication device includes: an inputter that inputs a USB (Universal Serial Bus) signal from an input device; an acquirer that acquires an EDID (Extended Display Identification Data) signal from a monitor; an instructor that gives an instruction to output the EDID signal to another communication device; a switch that selectively switches a first route for outputting the acquired EDID signal to the another communication device and a second route for outputting the inputted USB signal to the another communication device; and a controller that controls the switch so as to switch from the second route to the first route in accordance with the instruction from the instructor.Type: ApplicationFiled: August 26, 2015Publication date: May 5, 2016Applicant: FUJITSU COMPONENT LIMITEDInventors: Yutaka INOMOTO, Ryohei OKADA
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Patent number: 8762593Abstract: A communication device includes: a first and a second connectors that are connectable to an external device via a first and a second cables, respectively; a detector that detects attachment and detachment of the second cable to the second connector; and a controller that communicates information on attachment and detachment of the second cable to the external device via the first cable, changes a communication mode from a first mode to a second mode when the second cable is attached to the second connector, and changes the communication mode from the second mode to the first mode when the second cable is detached from the second connector, the first mode being a mode in which the controller communicates with the external device via the first cable, and the second mode being a mode in which the controller communicates with the external device via the first and the second cables.Type: GrantFiled: October 12, 2012Date of Patent: June 24, 2014Assignee: Fujitsu Component LimitedInventors: Yutaka Inomoto, Yuichiro Terasawa, Kazuhiro Yasuno
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Patent number: 8689030Abstract: An electronic apparatus includes a display, a display controller that displays an image on the display in accordance with an image signal input from outside, a first power supply unit that coverts an alternating-current power into a first power having a first voltage, and supplies the first power to the display, a shutoff unit that shuts off the alternating-current power being supplied to the first power supply unit, based on the image signal, and a second power supply unit that converts the alternating-current power into a second power having a second voltage, and supplies the second power to the display controller and the shutoff unit.Type: GrantFiled: March 24, 2011Date of Patent: April 1, 2014Assignee: Fujitsu Component LimitedInventors: Hideyuki Higuma, Akio Nakamura, Yutaka Inomoto, Yuichiro Terasawa, Kazuhiro Yasuno
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Patent number: 8265002Abstract: A repeater device that is placed between a transmission device connected to a server device and a reception device connected to a console device that controls the server device. The repeater device repeats a signal between the transmission device and the reception device, and includes an equalizer amplifier that amplifies a signal that is received from the transmission device or another repeater device.Type: GrantFiled: March 28, 2008Date of Patent: September 11, 2012Assignee: Fujitsu Component LimitedInventors: Heiichi Sugino, Fujio Seki, Masato Ozawa, Yutaka Inomoto
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Publication number: 20120177310Abstract: A crankshaft support structure including a bushing which allows a bearing member to be held firmly on a crankcase, the bearing member supporting a crankshaft rotatably on the crankcase wherein the holding strength of the crankcase for the bushing needs to be increased. The crankcase needs to have a lighter weight and the thermal expansion of the crankcase needs to be prevented from affecting a bearing. An outer circumferential surface of the bushing which is insert-cast in the crankcase has a cylindrical shape, and many small protrusions each having a constricted portion are formed on the outer circumferential surface. Accordingly, the holding strength of the crankcase for the bushing is increased, allowing a small thickness of a bushing holding portion of the crankcase.Type: ApplicationFiled: December 28, 2011Publication date: July 12, 2012Inventors: Ryuji TSUCHIYA, Yutaka INOMOTO, Kayoko YAMAZAKI
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Publication number: 20110239028Abstract: An electronic apparatus includes a display, a display controller that displays an image on the display in accordance with an image signal input from outside, a first power supply unit that coverts an alternating-current power into a first power having a first voltage, and supplies the first power to the display, a shutoff unit that shuts off the alternating-current power being supplied to the first power supply unit, based on the image signal, and a second power supply unit that converts the alternating-current power into a second power having a second voltage, and supplies the second power to the display controller and the shutoff unit.Type: ApplicationFiled: March 24, 2011Publication date: September 29, 2011Applicant: FUJITSU COMPONENT LIMITEDInventors: Hideyuki Higuma, Akio Nakamura, Yutaka Inomoto, Yuichiro Terasawa, Kazuhiro Yasuno
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Patent number: 7802547Abstract: To effectively arrange actuators for control by individually controlling an intake valve and an exhaust valve in an internal combustion engine which includes a variable valve operating device for controlling valve operating characteristics. An internal combustion engine includes a variable valve operating device having a valve characteristic variable mechanism for controlling valve operating characteristics of engine valves consisting of an intake valve and an exhaust valve. The valve characteristic variable mechanism includes electrically operated motors for changing operational timings and lift quantities of the above-mentioned engine valves. The electrically operated motors are arranged outside a valve operating chamber. At the same time, the electrically operated motors are arranged close to the throttle body on a cylinder intake side.Type: GrantFiled: August 9, 2007Date of Patent: September 28, 2010Assignee: Honda Motor Co., Ltd.Inventors: Yutaka Inomoto, Masahiro Kuroki
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Patent number: 7472685Abstract: An internal combustion engine includes a throttle controlling mechanism; a valve characteristic varying mechanism which controls an internal EGR rate by the control of an overlap period Pa and a non-overlap period Pb; and an output setting means which sets a required amount of engine output. The throttle controlling mechanism controls an opening degree of a throttle valve to fully open the throttle valve at a predetermined load Da with an increase in an operating amount D in a first load range Fa which covers load range below the predetermined load Da in a low-load range, and to keeps the throttle valve fully opened in a second load range Fb which covers a load range over the predetermined load Da. The valve characteristic varying mechanism controls the engine output by controlling the overlap period Pa or the non-overlap period Pb according to the required amount D over the entire load range, and controls valve operation characteristics to obtain a maximum internal EGR rate at the predetermined load Da.Type: GrantFiled: January 20, 2005Date of Patent: January 6, 2009Assignee: Honda Motor Co., Ltd.Inventors: Kazuya Tanabe, Takashi Tsutsumizaki, Yutaka Inomoto, Kosuke Tsunashima
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Publication number: 20080276915Abstract: An internal combustion engine includes a throttle controlling mechanism; a valve characteristic varying mechanism which controls an internal EGR rate by the control of an overlap period Pa and a non-overlap period Pb; and an output setting means which sets a required amount of engine output. The throttle controlling mechanism controls an opening degree of a throttle valve to fully open the throttle valve at a predetermined load Da with an increase in an operating amount D in a first load range Fa which covers load range below the predetermined load Da in a low-load range, and to keeps the throttle valve fully opened in a second load range Fb which covers a load range over the predetermined load Da. The valve characteristic varying mechanism controls the engine output by controlling the overlap period Pa or the non-overlap period Pb according to the required amount D over the entire load range, and controls valve operation characteristics to obtain a maximum internal EGR rate at the predetermined load Da.Type: ApplicationFiled: January 20, 2005Publication date: November 13, 2008Inventors: Kazuya Tanabe, Takashi Tsutsumizaki, Yutaka Inomoto, Kosuke Tsunashima
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Publication number: 20080240015Abstract: A repeater device that is placed between a transmission device connected to a server device and a reception device connected to a console device that controls the server device. The repeater device repeats a signal between the transmission device and the reception device, and includes an equalizer amplifier that amplifies a signal that is received from the transmission device or another repeater device.Type: ApplicationFiled: March 28, 2008Publication date: October 2, 2008Applicant: FUJITSU LIMITEDInventors: Heiichi Sugino, Fujio Seki, Masato Ozawa, Yutaka Inomoto
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Patent number: 7412950Abstract: A variable valve characteristic mechanism has a valve operation cam pivotally supported on a camshaft and a driving mechanism rocking an interlocking mechanism around the camshaft, the interlocking mechanism rocking the valve operation cam by a driving cam integrated into the camshaft. The engine valve starts to open and close in a damping portion of the valve operation cam, and the driving mechanism rocks the valve operation cam via the interlocking mechanism, thereby controlling an opening timing and a closing timing of the engine valve. A cam swelled portion of the driving cam has a constant velocity portion in which a lift velocity is constant, and the constant velocity portion is provided over an angular width where the opening timing in a most advanced angle position of the opening timing of the engine valve and the opening timing in a most retarded angle position of the opening timing are included.Type: GrantFiled: January 19, 2005Date of Patent: August 19, 2008Assignee: Honda Motor Co., Ltd.Inventors: Masahiro Kuroki, Yutaka Inomoto