Patents Assigned to Hitachi
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Patent number: 10647271Abstract: A wire harness includes a cable that includes electric wires and a sheath covering the electric wires and is arranged so that the electric wires are exposed from an end of the sheath, a housing that accommodates the electric wires exposed from the end of the sheath, a sealing member arranged inside the housing, and a cylindrical holder including an elastic body and having an inner circumferential surface in contact with an outer circumferential surface of the sheath. An engaging portion provided on one of the housing and the holder engages an engaged portion provided on an other of the housing and the holder. The engagement between the engaging portion and the engaged portion restricts the housing from moving in a longitudinal direction of the cable.Type: GrantFiled: April 23, 2019Date of Patent: May 12, 2020Assignee: HITACHI METALS, LTD.Inventors: Naoya Toyoshima, Hajime Maejo
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Patent number: 10649769Abstract: The present invention provides a vehicle-mounted control device, a program writing device, a program generating device, and a program, which are capable of quickly and easily carrying out reprogramming. An ECU 300 is provided with: a microcomputer 301, an SRAM 302, a flash memory 303, and a communication device 305. The flash memory 303 is configured from a plurality of blocks and stores older versions of the program. The communication device 305 receives (S250) a frame including block data, the type of the block data, and an address of a block in which the block data is to be written. The microcomputer 301 restores (S260) a new program from the block data in the SRAM 302 according to the type of the block data (S255, S260) and writes (S265, S270) one piece of the restored new program in a block corresponding to the address.Type: GrantFiled: February 8, 2019Date of Patent: May 12, 2020Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Kenichi Kurosawa, Hidetoshi Teraoka, Fumiharu Nakahara
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Patent number: 10652991Abstract: A plasma processing apparatus includes: a high voltage power supply for supplying a high voltage power to a magnetron; and a detector for detecting a microwave output from the magnetron, wherein based on a result of comparing a signal, which is obtained by adding an output from the detector to an AC component of a current detected from an output of the high voltage power supply, with a setting value of the output of the high voltage power supply, the output of the high voltage power supply is adjusted.Type: GrantFiled: August 7, 2017Date of Patent: May 12, 2020Assignee: HITACHI HIGH-TECH CORPORATIONInventors: Koichi Yamamoto, Atsushi Itou
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Patent number: 10651774Abstract: An inverter, motor drive device and freezing device, with which it is possible to effectively suppress current beats in the event of over-modulation without requiring additional circuits. This motor driving device includes: a rectifier circuit that converts the AC voltage from an AC power supply into a DC voltage; a smoothing capacitor that smoothes the DC voltage output from the rectifier circuit; an inverter circuit that converts the DC voltage output from the smoothing capacitor into an AC voltage; and a controller that reduces the current beat component by estimating, using a phase locked loop process, the frequency, phase and amplitude of the current beat component in the output current of the inverter circuit, and corrects the voltage command to the inverter circuit on the basis of the estimated frequency, phase and amplitude.Type: GrantFiled: May 26, 2016Date of Patent: May 12, 2020Assignee: Hitachi-Johnson Controls Air Conditioning, Inc.Inventors: Dongsheng Li, Yasuo Notohara, Yuuji Yamamoto
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Patent number: 10652801Abstract: A network management system includes a plurality of server units. A first management server included in a first server unit transmits a disconnection setting request for disconnecting an abnormal flow to each of a communication node connected to a self-region covered by the first management server, and one or more second server units covering one or more primary adjacent regions adjacent to the self-region. Disconnection setting is executed in response to the disconnection setting request. Each of a plurality of regions includes two or more areas each of which is covered by corresponding one of two or more base stations connected to an identical communication node.Type: GrantFiled: September 6, 2018Date of Patent: May 12, 2020Assignee: Hitachi, Ltd.Inventors: Toshiaki Suzuki, Taro Ogawa, Tomoko Motohashi, Jun Nakajima, Takatoshi Kajiwara
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Patent number: 10648367Abstract: A steam turbine drain structure includes a drain pocket for collecting drain water generated in a steam turbine, and a drain hole communicating with the lower side of the drain pocket. The steam turbine drain structure further includes a drain pan arranged below the exit of the drain hole and configured to collect drain water discharged from the drain hole, and a connection pipe one end of which is connected to the bottom portion of the drain pan and the other end of which is connectable to piping laid outside the steam turbine.Type: GrantFiled: July 11, 2018Date of Patent: May 12, 2020Assignee: Mitsubishi Hitachi Power Systems, Ltd.Inventors: Takumi Shiga, Naoto Kubo
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Patent number: 10650251Abstract: In an industrial machine, the work safety is further improved by eliminating blind spots from an image displayed on a monitor. A hydraulic excavator 1 which is the industrial machine is equipped with monitoring cameras 15F, 15B, 15L, 15R mounted in the respective places of a revolving upperstructure 3 in order to capture images for monitoring. A monitor 20 displays camera images 21F, 21B, 21L, 21R obtained by the cameras as well as an icon image 21C of an image illustration of the hydraulic excavator 1. The cameras 15F, 15L, 15R are mounted at the distal ends of support arms 40F, 40L, 40R to be located in positions jutting from a revolving upperstructure main unit 3a of the revolving upperstructure 3, so that a hidden area under the underside of a catwalk 14 provided on the revolving upperstructure 3 falls within the field of view.Type: GrantFiled: October 12, 2018Date of Patent: May 12, 2020Assignee: HITACHI CONSTRUCTION MACHINERY CO., LTD.Inventors: Yoichi Kowatari, Hidefumi Ishimoto, Moritaka Oota, Yoshihiro Inanobe, Hiroyoshi Tanaka, Kouji Fujita, Takashi Kusama
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Patent number: 10646820Abstract: Flue gas generated when fuel is subjected to combustion by a combustor such as a boiler is supplied, and a sulfur oxide is reduced or removed from the supplied flue gas. A desulfurization apparatus 10A includes an absorber 11, a gas introduction unit 13a, an absorbent jetting unit 15, a plurality of water flow oxidation devices 20, an absorbent supplying unit 25, a demister 30, a gas discharging unit 13b, and a control device 40 that varies the number of water flow oxidation devices 20 that jet absorbent 14 and air 21 based on a rate of the sulfur compound in the absorbent 14 within an absorbent storage tank 11A.Type: GrantFiled: July 15, 2016Date of Patent: May 12, 2020Assignee: MITSUBISHI HITACHI POWER SYSTEMS, LTD.Inventors: Seiji Kagawa, Naoyuki Kamiyama, Takashi Yoshimoto, Tetsu Ushiku, Satoru Sugita
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Patent number: 10647205Abstract: The present invention provides a braking control apparatus capable of preventing or reducing a change in a deceleration of a vehicle. The braking control apparatus is configured to change a braking force to be generated by a frictional braking device so as to achieve a calculated target braking force, and generate a braking force corresponding to a difference between the braking force to be generated by the frictional braking device and the target braking force with use of an electric braking device, when a predetermined condition is satisfied.Type: GrantFiled: July 25, 2016Date of Patent: May 12, 2020Assignee: Hitachi Automotive Systems, Ltd.Inventors: Satoshi Kaneko, Keisuke Suzuki
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Patent number: 10651004Abstract: A charged particle beam device that detects a secondary charged particle beam generated by irradiation of a sample by a primary charged particle beam, includes: an image shift deflector that shifts an irradiation region for irradiation of the sample by the primary charged particle beam; a magnetic sector that separates the primary charged particle beam passing therein from the secondary charged particle beam from the sample using a magnetic field generated therein; a correction mechanism that is placed off of a trajectory of the primary charged particle beam but on a trajectory of the secondary charged particle beam inside the magnetic sector, the correction mechanism deflecting the secondary charged particle beam passing through; and a controller that controls the correction mechanism according to a defined relationship between a shift amount by the image shift deflector and a correction amount by the correction mechanism.Type: GrantFiled: March 31, 2016Date of Patent: May 12, 2020Assignee: HITACHI, LTD.Inventors: Yasuhiro Shirasaki, Momoyo Enyama
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Patent number: 10646869Abstract: (1) Plural reaction chambers each including at least one cell capturing unit and at least one nucleic acid capturing unit connected via a flow channel, (2) a first liquid flow channel commonly connected to the plural reaction chambers on a first surface side, (3) plural second liquid flow channels connected to the plural reaction chambers in a one-on-one relationship on the first surface side, and (4) a third liquid flow channel commonly connected to the plural reaction chambers on a second surface side opposite to the first surface, are provided in a flow cell device for single cell analysis.Type: GrantFiled: February 3, 2015Date of Patent: May 12, 2020Assignee: Hitachi, Ltd.Inventors: Masataka Shirai, Tomoyuki Sakai
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Patent number: 10651006Abstract: According to an embodiment of the present invention, an ion beam apparatus switches between an operation mode of performing irradiation with an ion beam most including H3+ ions and an operation mode of performing irradiation with an ion beam most including ions heavier than the H3+.Type: GrantFiled: March 26, 2018Date of Patent: May 12, 2020Assignee: Hitachi High-Tech Science CorporationInventors: Shinichi Matsubara, Yoshimi Kawanami, Hiroyasu Shichi
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Patent number: 10649691Abstract: An example of storage system obtains a reference request of a reference request data block that is included in the content and is stored in the medium area. The storage system determines a number of gaps among addresses, in the medium area, of a plurality of data blocks continuous in the content including the reference request data block. The storage system determines, based on the number of gaps, whether or not defrag based on the plurality of data blocks is valid. The storage system writes, when the defrag is determined to be valid, the plurality of data blocks read from the medium area to the memory area, into continuous address areas of the medium area.Type: GrantFiled: March 27, 2014Date of Patent: May 12, 2020Assignee: HITACHI, LTD.Inventors: Mitsuo Hayasaka, Ken Nomura, Keiichi Matsuzawa, Hitoshi Kamei
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Patent number: 10651777Abstract: A drive apparatus and a drive method for a brushless motor, capable of reducing noise occurring due to pulse shift processing, is provided. The drive apparatus for the brushless motor comprises one shunt resistor and a controller. The shunt resistor measures a phase current of the three-phase brushless motor. The controller measures the phase current of the brushless motor in a one-shunt system by using the shunt resistor, and controls driving of the brushless motor based on the measured phase current. The controller performs pulse shift when a voltage pulse width in a drive wire of the brushless motor is greater than a predetermined value, whereas the controller does not perform the pulse shift when the voltage pulse width is less than the predetermined value.Type: GrantFiled: October 3, 2017Date of Patent: May 12, 2020Assignee: Hitachi Automotive Systems, Ltd.Inventor: Masaki Hano
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Patent number: 10647307Abstract: Provided is an electric booster which can be downsized by enhancing space efficiency while reducing the effect of a magnetic field from outside on a magnetic sensor by means of a magnetic shield. The stroke amount of an input plunger 29 connected to a brake pedal 6 is detected by a stroke detection sensor. The operation of an electric motor is controlled by controller on the basis of the stroke amount of the input plunger to thrust a primary piston through a ball screw mechanism, and brake fluid pressure is thus generated by a master cylinder 4. The stroke detection device uses a Hall IC to detect magnetic flux densities from first and second magnet members mounted on the input plunger to obtain the stroke of the input plunger. The first and second magnet members and the Hall IC are disposed inside a linear-motion member formed of a cylindrical magnetic body of the ball screw mechanism to be magnetically shielded.Type: GrantFiled: May 13, 2016Date of Patent: May 12, 2020Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Rikiya Yoshizu, Shinji Shimizu
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Patent number: 10652521Abstract: Provided is an imaging system such as a stereo camera which includes a mechanism capable of controlling a camera setting such as zooming or panning/tilting, wherein the stereo camera and the imaging system maintains measurement accuracy of the imaging system even when the camera setting is changed. The stereo camera including at least two cameras estimates camera parameters of the camera when a lens position of the camera is changed by an operation instruction of the camera. In addition, the imaging system includes at least two cameras, a camera control unit which controls at least a lens position of the camera, a calibration unit which estimates camera parameters of the camera when at least the lens position of the camera is moved by the camera control unit, and an image recognition unit which performs three-dimensional restoration of captured images of the cameras based on the camera parameters.Type: GrantFiled: January 5, 2017Date of Patent: May 12, 2020Assignee: Hitachi, Ltd.Inventors: Masaya Itoh, Yuan Li
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Patent number: 10651506Abstract: The present invention provides an all-solid-state secondary battery and a method for producing the same that can prevent the collapse of a laminate due to a shearing force occurring in the peripheral portion of the laminate when the laminate is pressed, and the occurrence of an internal short circuit can be prevented. The all-solid-state secondary battery includes a laminate and a plate-shaped insulating member both arranged between the positive electrode collector and the negative electrode collector. The laminate includes a positive electrode layer, a solid electrolyte layer, and a negative electrode layer. The plate-shaped insulating member is arranged around the laminate and contacted at least with the solid electrolyte layer to electrically insulate the positive electrode layer from the negative electrode layer. In the insulating member, a contact inner edge portion contacted with the laminate is thicker than a plate-shaped portion on the outer side.Type: GrantFiled: April 27, 2016Date of Patent: May 12, 2020Assignee: Hitachi Zosen CorporationInventors: Hideyuki Fukui, Shiken Ryou, Yasushi Takano
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Patent number: 10650931Abstract: Vibration-based flowmeters are useable in inaccessible nuclear reactor spaces. Flowmeters include an extension that blocks fluid flow in a path and a detector that detects vibrations caused by vortex shedding in the fluid flow around the extension. The detected frequency of the vibrations determines the flow rate. A Strouhal number may be used to calculate the flow speed using extension surface diameter and detected vortex shedding frequency. Several extensions may cover a range of frequencies and flow speeds. Pipe-organ-type flowmeters include a passage with an opening constricted, and subsequent widening section. An extension and outlet that create turbulence in the flow at the outlet create a standing wave and vibration in the extension and/or entire flowmeter. A flow rate of the fluid through the flowmeter can be calculated using length of the passage and/or known properties of the fluid. Multiple, flowmeters of customized physical properties and types are useable together.Type: GrantFiled: March 27, 2017Date of Patent: May 12, 2020Assignee: GE-HITACHI NUCLEAR ENERGY AMERICAS LLCInventors: Eric P. Loewen, James P. Sineath, Dean D. Molinaro, William C. Dawn, William J. Garcia, Oscar L. Meek, Patrick K. Day
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Patent number: 10650252Abstract: The reliability of detection of the traveling lane can be improved even in a case where an image capturing environment changes. The lane detection device includes a first image capturing device which is fixed to a moving body and periodically captures a first image under a predetermined first image capturing condition, a second image capturing device which is fixed to the moving body and periodically captures a second image under a second image capturing condition different from the predetermined first image capturing condition, and an operation device, regarding a traveling lane on which the moving body travels, which detects a first boundary line of the traveling lane on the first image, detects a second boundary line of the traveling lane on the second image, and estimates the position of the first boundary line on the first image based on a position of the second boundary line on the second image under a predetermined execution condition.Type: GrantFiled: March 9, 2016Date of Patent: May 12, 2020Assignee: Hitachi, Ltd.Inventors: Alex Masuo Kaneko, Kenjiro Yamamoto, Taiki Iimura
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Patent number: 10649118Abstract: This imaging device comprises: an image sensor which converts an optical image, captured by pixels arranged in an array on an imaging surface, into an image signal and outputs the image signal; a modulation unit which is provided to a light-receiving surface of the image sensor and modulates the intensity of light; and an image processing unit which carries out image processing on an output image output by the image sensor. The modulation unit has a grating substrate and a first grating pattern formed on a first surface of the grating substrate facing a surface of the image sensor near the light-receiving surface. The grating pattern is configured from a plurality of concentric circles having pitches which are inversely proportional to the distance from the origin point of at least one reference coordinate, the concentric circles do not overlap with each other within the grating pattern.Type: GrantFiled: May 17, 2017Date of Patent: May 12, 2020Assignee: Hitachi, Ltd.Inventors: Kazuyuki Tajima, Takeshi Shimano, Takeru Utsugi