Patents by Inventor Nobuyuki Ohsumi
Nobuyuki Ohsumi 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: 9917336Abstract: A battery system comprises an assembled battery in which a plurality of battery cells are connected in series, a temperature sensor for detecting temperature of the battery cells of the assembled battery, and a voltage detecting line connected to a voltage detecting location of the battery cell. Further the battery system fixes the connecting terminal at the voltage detecting location. The connecting terminal fixes the temperature sensor in a thermally coupling state, and electrically connects the voltage detecting line.Type: GrantFiled: January 31, 2014Date of Patent: March 13, 2018Assignee: SANYO ELECTRIC CO., LTD.Inventors: Shinya Nakano, Nobuyuki Ohsumi, Hideki Sakata
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Patent number: 9911964Abstract: An auxiliary power storage device for an electric device installed in a vehicle, is connectable to a battery for the electric device in parallel to supply power to a vehicle load installed in the vehicle, and the auxiliary power storage device comprises a power storage portion and a housing case storing the power storage portion, and further the hosing case comprises a hole portion fitted to a terminal portion of the power storage portion, a mountain-shaped projecting portion integrally formed on a wall surface standing from a peripheral portion of the hole portion for preventing a liquid drop flowing down along the wall surface from intruding into the hole portion, and a projecting portion integrally formed along the peripheral portion of the hole portion for preventing a liquid drop from intruding into the hole portion from the peripheral portion of the hole portion.Type: GrantFiled: June 6, 2014Date of Patent: March 6, 2018Assignee: SANYO ELECTRIC CO., LTD.Inventors: Nobuyuki Ohsumi, Yoshiaki Ueta, Toru Iwabuchi
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Patent number: 9855905Abstract: A first power storage portion stores power generated by a generator in a vehicle, and supplies power to a motor for starting an engine and an electric device in the vehicle. A second power storage portion is connected to the first power storage portion in parallel, and stores power generated by the generator, and supplies power to the electric device in the vehicle. The first power storage portion and the second power storage portion are connected each other in parallel. A first switch is inserted in a path between the first power storage portion and the second power storage portion. A diode is connected in parallel with the first switch such that a cathode side thereof is connected to the second power storage portion side. A second switch is provided between the path and the second power storage portion.Type: GrantFiled: October 17, 2013Date of Patent: January 2, 2018Assignee: SANYO ELECTRIC CO., LTD.Inventors: Kaoru Nakajima, Akinobu Tsunesada, Hideki Sakata, Nobuyuki Ohsumi
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Patent number: 9789769Abstract: A first power storage portion is configured to store power generated by a generator in a vehicle, and to supply power to a motor for starting an engine and an electric device in the vehicle. A second power storage portion is connected to the first power storage portion in parallel, and configured to store power generated by the generator, and to supply power to the electric device in the vehicle. A first switch is inserted in a path between those portions. A diode is connected in parallel with the first switch such that a cathode side thereof is connected to the second power storage portion side. The controlling portion monitors a voltage of the first power storage portion and a voltage of the second power storage portion, and detects an abnormal state of the switch by comparing a voltage difference therebetween with a forward voltage drop of the diode.Type: GrantFiled: October 24, 2013Date of Patent: October 17, 2017Assignee: SANYO ELECTRIC CO., LTD.Inventors: Hideki Sakata, Nobuyuki Ohsumi, Kaoru Nakajima, Akinobu Tsunesada
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Patent number: 9776517Abstract: A power supply device comprises a lead-acid battery disposing a plurality of cells in a battery case of a rectangular parallelepiped shape having a pair of facing walls and a pair of end surface walls at the circumference of a rectangular bottom surface plate, and a power storage device connected in parallel to the lead-acid battery. The power storage device has a larger storage capacity by regenerative braking than that of the lead-acid battery, and the power storage device has an external case having a heat radiation plate disposed in a thermally connected state to the facing wall of the lead-acid battery, and the heat radiation plate is thermally connected to the facing wall of the lead-acid battery.Type: GrantFiled: October 24, 2013Date of Patent: October 3, 2017Assignee: SANYO ELECTRIC CO., LTD.Inventors: Hideki Sakata, Nobuyuki Ohsumi, Kaoru Nakajima, Akinobu Tsunesada
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Patent number: 9382892Abstract: A vehicle comprises an engine, a starter motor, and a starter battery supplying power to the starter motor, further an auxiliary power storage system connected in parallel to the starter battery, an alternator for generating regenerative power and charging the starter battery and the auxiliary power storage system, an engine room for disposing the engine, and a cabin for disposing the auxiliary power storage system. The auxiliary power storage system comprises a power storage portion for electric equipment connected in parallel to the starter battery through a relay, and a relay controlling circuit configured to carry out the ON control of the relay at power generation of the alternator, and the OFF control of the relay at restarting the engine in a state of idling stop, and further the relay is disposed in the engine room.Type: GrantFiled: October 24, 2013Date of Patent: July 5, 2016Assignee: SANYO ELECTRIC CO., LTD.Inventors: Hideki Sakata, Nobuyuki Ohsumi, Kaoru Nakajima, Akinobu Tsunesada
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Publication number: 20160111702Abstract: An auxiliary power storage device for an electric device installed in a vehicle, is connectable to a battery for the electric device in parallel to supply power to a vehicle load installed in the vehicle, and the auxiliary power storage device comprises a power storage portion and a housing case storing the power storage portion, and further the hosing case comprises a hole portion fitted to a terminal portion of the power storage portion, a mountain-shaped projecting portion integrally formed on a wall surface standing from a peripheral portion of the hole portion for preventing a liquid drop flowing down along the wall surface from intruding into the hole portion, and a projecting portion integrally formed along the peripheral portion of the hole portion for preventing a liquid drop from intruding into the hole portion from the peripheral portion of the hole portion.Type: ApplicationFiled: June 6, 2014Publication date: April 21, 2016Inventors: NOBUYUKI OHSUMI, YOSHIAKI UETA, TORU IWABUCHI
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Patent number: 9260068Abstract: An in-vehicle battery system comprises a first power storage module including a lead-acid battery, and a second power storage module including a power storage portion having a higher energy density than that of the lead-acid battery. The lead-acid battery and the power storage portion are electrically connected in parallel to a power generating portion which converts a regenerative energy to electric power. The first power storage module and the second power storage module are provided in an engine room of a vehicle. The second power storage module is disposed more distantly than the first power storage module from an engine.Type: GrantFiled: October 22, 2013Date of Patent: February 16, 2016Assignee: SANYO ELECTRIC CO., LTD.Inventors: Nobuyuki Ohsumi, Kaoru Nakajima, Akinobu Tsunesada, Hideki Sakata
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Publication number: 20150372354Abstract: A battery system comprises an assembled battery in which a plurality of battery cells are connected in series, a temperature sensor for detecting temperature of the battery cells of the assembled battery, and a voltage detecting line connected to a voltage detecting location of the battery cell. Further the battery system fixes the connecting terminal at the voltage detecting location. The connecting terminal fixes the temperature sensor in a thermally coupling state, and electrically connects the voltage detecting line.Type: ApplicationFiled: January 31, 2014Publication date: December 24, 2015Inventors: SHINYA NAKANO, NOBUYUKI OHSUMI, HIDEKI SAKATA
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Publication number: 20150298556Abstract: A first power storage portion and a second power storage portion connected in parallel stores power generated by a generator in a vehicle and supplies power to an electric device in the vehicle. The second storage portion includes a plurality of series connected storage battery cells. The controlling portion monitors a ratio of divided voltages in the plurality of the series connected storage battery cells, and detects an abnormal state in the second power storage portion. Concretely, a positive terminal electrical potential, a negative terminal electrical potential, and a connecting node electrical potential are monitored, the abnormal state of the second power storage portion is determined when a ratio of a voltage between the positive terminal and the connecting node to a voltage between the negative terminal and the connecting node, does not correspond to a predetermined ratio.Type: ApplicationFiled: October 24, 2013Publication date: October 22, 2015Applicant: SANYO ELECTRIC CO., LTD.Inventors: HIDEKI SAKATA, NOBUYUKI OHSUMI, KAORU NAKAJIMA, AKINOBU TSUNESADA
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Publication number: 20150298557Abstract: A power supply device comprises a lead-acid battery disposing a plurality of cells in a battery case of a rectangular parallelepiped shape having a pair of facing walls and a pair of end surface walls at the circumference of a rectangular bottom surface plate, and a power storage device connected in parallel to the lead-acid battery. The power storage device has a larger storage capacity by regenerative braking than that of the lead-acid battery, and the power storage device has an external case having a heat radiation plate disposed in a thermally connected state to the facing wall of the lead-acid battery, and the heat radiation plate is thermally connected to the facing wall of the lead-acid battery.Type: ApplicationFiled: October 24, 2013Publication date: October 22, 2015Applicant: SANYO ELECTRIC CO., LTD.Inventors: HIDEKI SAKATA, NOBUYUKI OHSUMI, KAORU NAKAJIMA, AKINOBU TSUNESADA
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Publication number: 20150291039Abstract: A first power storage portion is configured to store power generated by a generator in a vehicle, and to supply power to a motor for starting an engine and an electric device in the vehicle. A second power storage portion is connected to the first power storage portion in parallel, and configured to store power generated by the generator, and to supply power to the electric device in the vehicle. A first switch is inserted in a path between those portions. A diode is connected in parallel with the first switch such that a cathode side thereof is connected to the second power storage portion side. The controlling portion monitors a voltage of the first power storage portion and a voltage of the second power storage portion, and detects an abnormal state of the switch by comparing a voltage difference therebetween with a forward voltage drop of the diode.Type: ApplicationFiled: October 24, 2013Publication date: October 15, 2015Inventors: Hideki Sakata, Nobuyuki Ohsumi, Kaoru Nakajima, Akinobu Tsunesada
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Publication number: 20150275841Abstract: A vehicle comprises an engine, a starter motor, and a starter battery supplying power to the starter motor, further an auxiliary power storage system connected in parallel to the starter battery, an alternator for generating regenerative power and charging the starter battery and the auxiliary power storage system, an engine room for disposing the engine, and a cabin for disposing the auxiliary power storage system. The auxiliary power storage system comprises a power storage portion for electric equipment connected in parallel to the starter battery through a relay, and a relay controlling circuit configured to carry out the ON control of the relay at power generation of the alternator, and the OFF control of the relay at restarting the engine in a state of idling stop, and further the relay is disposed in the engine room.Type: ApplicationFiled: October 24, 2013Publication date: October 1, 2015Inventors: Hideki Sakata, Nobuyuki Ohsumi, Kaoru Nakajima, Akinobu Tsunesada
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Publication number: 20150246650Abstract: A vehicle electrical equipment auxiliary battery unit to being capable of being connected in parallel to an electrical equipment battery installed in a vehicle, comprises a sub-battery which stores plural battery cells in a housing case, a fixing mechanism which fixes the housing case of the sub-battery in a vehicle cabin, a harness which is inserted through a pull-out hole that penetrates an inner wall of the vehicle cabin, and connects the sub-battery to the electrical equipment battery positioned outside the vehicle cabin in parallel, and a gas pipe which is coupled to the housing case, and exhausts a gas exhausted from the battery cells outside the vehicle cabin, and the gas pipe is inserted through the pull-out hole, through which the harness is inserted, and is led outside the vehicle cabin.Type: ApplicationFiled: October 17, 2013Publication date: September 3, 2015Inventors: Kaoru Nakajima, Akinobu Tsunesada, Hideki Sakata, Nobuyuki Ohsumi
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Publication number: 20150239411Abstract: A first power storage portion stores power generated by a generator in a vehicle, and supplies power to a motor for starting an engine and an electric device in the vehicle. A second power storage portion is connected to the first power storage portion in parallel, and stores power generated by the generator, and supplies power to the electric device in the vehicle. The first power storage portion and the second power storage portion are connected each other in parallel. A first switch is inserted in a path between the first power storage portion and the second power storage portion. A diode is connected in parallel with the first switch such that a cathode side thereof is connected to the second power storage portion side. A second switch is provided between the path and the second power storage portion.Type: ApplicationFiled: October 17, 2013Publication date: August 27, 2015Inventors: Kaoru Nakajima, Akinobu Tsunesada, Hideki Sakata, Nobuyuki Ohsumi
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Publication number: 20150232049Abstract: An in-vehicle battery system comprises a first power storage module including a lead-acid battery, and a second power storage module including a power storage portion having a higher energy density than that of the lead-acid battery. The lead-acid battery and the power storage portion are electrically connected in parallel to a power generating portion which converts a regenerative energy to electric power. The first power storage module and the second power storage module are provided in an engine room of a vehicle. The second power storage module is disposed more distantly than the first power storage module from an engine.Type: ApplicationFiled: October 22, 2013Publication date: August 20, 2015Inventors: Nobuyuki Ohsumi, Kaoru Nakajima, Akinobu Tsunesada, Hideki Sakata
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Publication number: 20090273759Abstract: A projection image display apparatus includes: an image light generator; a projection optics including a reflection mirror; and a polarization adjusting device adjusting image light to light polarized in a direction substantially orthogonal to a vertical plane along with a traveling direction of the image light reflected by the reflection mirror.Type: ApplicationFiled: April 28, 2009Publication date: November 5, 2009Applicant: SANYO ELECTRIC CO., LTD.Inventors: Naoyuki Ikeda, Ryoko Kubo, Keiji Yuyama, Nobuyuki Ohsumi