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Ooga

Junichiro Ooga, Kanagawa-Ken JP

Patent application numberDescriptionPublished
20120022690ROBOT CONTROL APPARATUS - In an embodiment of the present invention, with the purpose of more accurately calculating a disturbance torque generated by an external force acting on a robot, friction parameters contained in algorithms, such as a friction coefficient and a dead-zone threshold value, are dynamically changed based on the mode of operation, the operation speed, and the like. In this manner, a drive torque is estimated with high accuracy.01-26-2012
20130073085ROBOT CONTROL APPARATUS, DISTURBANCE DETERMINATION METHOD, AND ACTUATOR CONTROL METHOD - A robot control apparatus includes an actuator; a generator unit; a first detection unit; a first computation unit to compute current positional data of the arm; a second computation unit to compute an input value; a third computation unit to compute an estimation value of a driving torque for driving the actuator; a fourth computation unit to compute a difference between the estimation value of the driving torque and a true value of the driving torque; and a second detection unit to detect a disturbance applied to the arm, wherein the second detection unit includes an update unit to estimate a parameter of a time-series model and updating the time-series model of the first sampling period by applying the parameter, and a determination unit to determine whether a disturbance occurs, by comparing the time-series model of the first sampling period with a time-series model of a second sampling period.03-21-2013
20130245513APPARATUS FOR LOADING VIBRATION - According to one embodiment, an apparatus for loading vibration is provided. The apparatus for loading vibration has a contacting unit, a first vibration unit, a storage unit and a control unit. The contacting unit is capable of coming into contact with a biological body which pulsates or beats in a contact state of a first contact condition. The first vibration unit provides a self-excited vibration to the biological body through the contacting unit. The storage unit stores a second contact condition which synchronizes the self-excited vibration with the pulses or the beats. The control unit controls the contact state of the contacting unit so as to make the first contact condition become closer to the second contact condition.09-19-2013

Junichiro Ooga, Kanasaki-Shi JP

Patent application numberDescriptionPublished
20120158179ROBOT CONTROL APPARATUS - According to an embodiment, a target trajectory that takes into account the hardware constraints of a robot is generated, based on results obtained by calculating, temporally interpolating, and estimating image feature amounts from a captured image.06-21-2012

Junichiro Ooga, Kawasaki JP

Patent application numberDescriptionPublished
20150142249COORDINATED TRANSPORT ROBOT SYSTEM - A coordinated transport robot system according to an embodiment includes: first and second robots each including a mobile unit and a movement control unit; first and second position error absorption mechanisms provided on the first and second robots; an impedance model estimating an external force from the amount of displacement detected by the passive element unit; an external force estimating unit estimating respective external forces acting on the first and second robots based on external forces estimated with a dynamics model and estimated by the impedance model; a compliance model calculating respective position correction amounts of the first and second robots to make an external force zero; and a movement command calculating unit calculating movement commands to the first and second robots based on the position correction amounts. Each of the movement control units control the respective mobile units based on the respective movement commands.05-21-2015

Junichiro Ooga, Kawasaki-Shi JP

Patent application numberDescriptionPublished
20080297094CONTROL APPARATUS, CONTROL METHOD, PROGRAM AND ROBOT - A control apparatus includes: a memory storing data regarding an interference matrix; a position compensation calculator calculating position compensation by using the data based on a target position of an output shaft and a detected position of the output shaft; a torque compensation calculator calculating torque compensation by using the data based on the detected position of the output shaft and a detected position of a drive shaft; and a command value calculation unit calculating a command value for the drive source based on the position compensation and the torque compensation.12-04-2008
20130073084ROBOT CONTROL APPARATUS - A robot control apparatus according to an embodiment includes: a joint angle difference calculator calculating a joint angle difference; a torque command value calculator calculating a torque command value for a joint, based on the joint angle difference; an external torque calculator calculating an external torque that is a difference between the estimated drive torque and the torque command value, and determining an external force receiving joint shaft on which an external force from the external torque acts; a compliance model storage unit storing a compliance model at the external force receiving joint shaft; a compliance correction amount calculator calculating a compliance correction amount for a task coordinate system position at the external force receiving joint shaft in accordance with the external force; and a joint angle difference correction amount calculator calculating a joint angle difference correction amount from the compliance correction amount and the partial Jacobian matrix.03-21-2013

Junichiro Ooga, Tokyo JP

Patent application numberDescriptionPublished
20140323858MEDICAL IMAGE DIAGNOSTIC APPARATUS - A medical image diagnostic apparatus according to an embodiment includes an estimation unit, an extraction unit, and a specifying unit. The estimation unit estimates a position of a plaque in a blood vessel based on data of CT images constituting a time series, with the blood vessel being enhanced by a contrast medium. The extraction unit extracts regions constituting the blood vessel from the CT images. The specifying unit specifies stress values respectively corresponding to the regions based on a moving displacement due to cardiac pulsation in each of the regions, and specifies an exfoliation risk of the plaque based on an index indicating hardness of the plaque and the stress value in the region corresponding to the position of the plaque.10-30-2014

Kazuaki Ooga, Hanyu-Shi JP

Patent application numberDescriptionPublished
20130216160Side Seal for Linear Guide Apparatus, and Linear Guide Apparatus - According to the present invention, two kinds of side seals (08-22-2013

Kazuhiko Ooga, Minato-Ku JP

Patent application numberDescriptionPublished
20110144279EPOXY GROUP-CONTAINING COPOLYMER, EPOXY (METH)ACRYLATE COPOLYMER USING THE SAME AND THEIR PRODUCTION PROCESSES - According to the present invention, a novel epoxy group-containing copolymer, including a production process thereof, and an epoxy (meth)acrylate copolymer starting from the epoxy group-containing copolymer, including a production process thereof are provided. The epoxy group-containing copolymer of the present invention contains a specific epoxy group-containing repeating unit and an olefin-based repeating unit. A novel epoxy (meth)acrylate copolymer of the present invention is produced by reacting the epoxy group-containing copolymer with (meth)acrylic acid.06-16-2011
20110253426CURABLE COMPOSITION - It is an object of the present invention to provide a curable composition which provides a cured product excellent in low warpage properties and long-term electrical insulation reliability and causes little bleeding during screen printing. The present invention is a curable composition comprising the following components (a) to (e): a component (a): polyurethane having a functional group capable of curing reaction and a carbonate bond, a component (b): γ-butyrolactone, a component (c): diethylene glycol diethyl ether, a component (d): inorganic fine particles and/or organic fine particles, and a component (e): a compound having two or more epoxy groups in one molecule.10-20-2011
20110272182CARBOXYL GROUP-CONTAINING POLYURETHANE - An object of the invention is to provide carboxyl group-containing polyurethanes that have small curing warpage and can give cured products having excellent electrical insulating properties and flexibility, curable compositions that contain the carboxyl group-containing polyurethane and can give cured products having good electrical insulating properties, cured products obtained from the compositions, flexible circuit boards covered with the cured products, and processes for manufacturing flexible circuit boards. The carboxyl group-containing polyurethane is obtainable from materials including a (poly)carbonate polyol (a) that includes an organic residue derived from a dimer diol, a polyisocyanate (b) and a carboxyl group-containing polyol (c).11-10-2011
20110272183(POLY)CARBONATE POLYOL AND CARBOXYL GROUP-CONTAINING POLYURETHANE OBTAINED FROM THE (POLY)CARBONATE POLYOL - An object of the invention is to provide carboxyl group-containing polyurethanes that have small curing warpage and can give cured products having excellent electrical insulating properties and flexibility, curable compositions that contain the carboxyl group-containing polyurethane and can give cured products having good electrical insulating properties, cured products obtained from the compositions, flexible circuit boards covered with the cured products, and processes for manufacturing flexible circuit boards. The carboxyl group-containing polyurethane is obtainable from materials including a (poly)carbonate polyol (a), a polyisocyanate (b) and a carboxyl group-containing polyol (c). The (poly) carbonate polyol includes an organic residue derived from a dimer diol and an organic residue derived from a polyol having a C11-10-2011
20120232183POLYMERIZABLE COMPOUND AND CURABLE COMPOSITION COMPRISING SAME - Provided are a polymerizable compound, a photocurable composition, and a photocurable moisture-proof insulating coating material for mounting circuit boards, which reduce environmental impact, excel in surface curability at low irradiation dose, and have high adhesion to substrate materials. The compound according to the present invention has a structural unit derived from a dimerdiol and has, as an end group, a group represented by formula (1):09-13-2012
20120305295THERMOSETTING COMPOSITION - It is an object of the present invention to provide a thermosetting composition which is excellent in low warpage properties and long-term electrical insulation reliability and is capable of forming an insulating film that inhibits disconnection of wiring of a flexible wiring board. The thermosetting composition of the present invention is a thermosetting composition for forming an insulating film, by curing the composition, on a flexible wiring board comprising a wiring pattern formed on a flexible substrate, and is characterized in that a cured product obtained by curing the composition has a tensile elastic modulus of 0.5 to 2.0 GPa.12-06-2012
20130178578MOISTURE-PROOF INSULATING MATERIAL - Provided are: a moisture-proof insulating material having superior long-term insulating reliability and adhesiveness to polyimides and glass substrates, and has a solid content concentration that can secure a thickness that realizes sufficient moisture-proof performance after application and drying in a viscosity region that can be easily coated by means of a dispenser; and an electronic component that has been insulation-processed by means of the moisture-proof insulating material. The moisture-proof insulating material contains a styrene-based thermoplastic elastomer, a tackifying agent, and a solvent, and is characterized by the solvent containing an aliphatic hydrocarbon solvent (for example, methylcyclohexane or cyclohexane) having a boiling point that is at least 80° C. and less than 110° C. The solvent preferably further contains an aliphatic hydrocarbon solvent (for example, ethylcyclohexane or dimethylcyclohexane) having a boiling point that is at least 110° C. and less than 140° C.07-11-2013
20140287167POLYMERIZABLE COMPOSITION, POLYMER, IMAGE-DISPLAY DEVICE, AND MANUFACTURING METHOD THEREFOR - Provided is a polymerizable composition for providing a thin image-display device that does not exhibit display problems due to deformation of an image-display unit, allows high-brightness, high-contrast image display, and tolerates heat well. A polymerizable composition for forming a polymer layer interposed between an image-display unit in an image-display device and a light-transmitting protective part. Said polymerizable composition is characterized by containing the following: (1) a (meth)acryloyl group-containing compound that has a structural unit derived from a (poly)ester polyol and/or a structural unit derived from a (poly)carbonate polyol; (2) a (meth)acryloyl group-containing compound that has a C09-25-2014
20140309326CURABLE COMPOSITION - Provided are a polymerizable compound, a photocurable composition, and a photocurable moisture-proof insulating coating material for mounting circuit boards, which reduce environmental impact, excel in surface curability at low irradiation dose, and have high adhesion to substrate materials. The compound according to the present invention has a structural unit derived from a dimerdiol and has, as an end group, a group represented by formula (1):10-16-2014
20150030836POLYMERIZABLE COMPOSITION, POLYMERIZATION PRODUCT, IMAGE DISPLAY DEVICE, AND METHOD FOR PRODUCING SAME - In relation to a polymerizable composition for forming a transparent optical resin layer to be interposed between an image display section of an image display device and a light-transmissive protective section thereof, the present invention provides a polymerizable composition that does not give rise to display defects caused by the deformation of the image display section, enables high-luminance, high-contrast image displaying, has excellent heat resistance, and also has a low dielectric constant. This polymerizable composition comprises: (1) a urethane (meth)acrylate obtained by reacting a hydrogenated polyolefin polyol and a compound having an isocyanato group and a (meth)acryloyl group; (2) a (meth)acryloyl-group-containing compound having a hydrocarbon group with a carbon number of 6 or greater; and (3) a photopolymerization initiator.01-29-2015
20150079379POLYMERIZABLE COMPOSITION, POLYMER, OPTICAL ADHESIVE SHEET, IMAGE DISPLAY DEVICE, AND METHOD FOR MANUFACTURING IMAGE DISPLAY DEVICE - Provided are: a polymerizable composition; a polymer obtained by polymerizing the composition (including an optical adhesive sheet); an image display device using the polymer; and a method for manufacturing the image display device. The polymerizable composition includes: (1) at least one chosen from the group consisting of a compound including a (meth)acrylol group with a polyolefin structural unit, a compound including a (meth)acrylol group with a hydrogenated polyolefin structural unit, a compound including a (meth)acrylol group with a (poly)ester structural unit, and a compound including a (meth)acrylol group with a (poly)carbonate structural unit; (2) a liquid compound including a (meth)acrylol group other than constituent (1); (3) at least one chosen from the group consisting of liquid hydrogenated polybutadiene polyol, liquid hydrogenated polyisoprene polyol, and hydrogenated dimer diol; and (4) a photopolymerization initiator.03-19-2015

Patent applications by Kazuhiko Ooga, Minato-Ku JP

Kazuhiko Ooga, Tokyo JP

Patent application numberDescriptionPublished
20130331531EPOXY-GROUP-CONTAINING COPOLYMER, EPOXY (METH)ACRYLATE COPOLYMER USING THE SAME, AND THEIR PRODUCTION PROCESSES - According to the present invention, a novel epoxy group-containing copolymer, including a production process thereof, and an epoxy (meth)acrylate copolymer starting from the epoxy group-containing copolymer, including a production process thereof are provided. The epoxy group-containing copolymer of the present invention contains a specific epoxy group-containing repeating unit and an olefin-based repeating unit. A novel epoxy (meth)acrylate copolymer of the present invention is produced by reacting the epoxy group-containing copolymer with (meth)acrylic acid.12-12-2013
20150050432POLYMERIZABLE COMPOSITION, POLYMERIZATION PRODUCT, ADHESIVE SHEET, METHOD FOR MANUFACTURING AN IMAGE DISPLAY DEVICE, AND IMAGE DISPLAY DEVICE - A polymerizable composition is disclosed wherein the polymerizable composition includes a first component selected from the group composed of compounds produced by an ester exchange reaction between a hydrogenated polyolefin polyol and an acrylic acid ester, compounds produced by an ester exchange reaction between a hydrogenated polyolefin polyol and a methacrylic acid ester, compounds produced by a dehydration condensation reaction between a hydrogenated polyolefin polyol and an acrylic acid, and compounds produced by a dehydration condensation reaction between a hydrogenated polyolefin polyol and a methacrylic acid, a second component selected from the group composed of compounds containing a hydrocarbon group with a carbon number more than or equal to 6 and an acryloyl group and compounds containing a hydrocarbon group with a carbon number more than or equal to 6 and a methacryloyl group, and a third component selected from the group composed of photopolymerization initiators.02-19-2015

Kouichi Ooga, Kanagawa JP

Patent application numberDescriptionPublished
20080238844LIQUID CRYSTAL DRIVER CIRCUIT AND METHOD OF DRIVING LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE SAME - A liquid crystal driver circuit includes a timing controller emitting at least two control signals therefrom, and at least two gate drivers receiving the control signals from the timing controller. The control signals are controlled such that signal levels thereof are not simultaneously varied.10-02-2008
20110043512IMAGE DISPLAY DEVICE AND VIDEO SIGNAL PROCESSING METHOD USED IN SAME - The degree of an influence from wiring crosstalk between signal lines of a data signal transmission line (video signal line) is decided on the basis of an input signal generated in display controlling unit (a timing controller) at a predetermined timing (at each frame period, at each clock pulse period, or at each horizontal period) and, based on a result of the decision, the voltage amplitude of a data signal is adjusted so that it may exceed an input amplitude specification value for data line driving circuits (data drivers) by a predetermined value.02-24-2011
20110074377TIME CONSTANT CIRCUIT, SWITCH CIRCUIT, DC/DC CONVERTER, AND DISPLAY DEVICE - To provide a time constant circuit and the like capable of acquiring a characteristic of an output voltage that attenuates gradually after attenuating steeply, compared to a characteristic that attenuates monotonously. The time constant circuit includes: a series/parallel circuit formed by serially connecting a plurality of parallel circuits each formed with a resistance element and a capacitance element between a first terminal and a second terminal; and a voltage-dividing resistance element connected between a third terminal connected to the second terminal and a fourth terminal. A first parallel circuit is formed with a first resistance element and a first capacitance element, a second parallel circuit with a second resistance element and a second capacitance element, and an n-th parallel circuit with an n-th resistance element and an n-th capacitance element. Note that “n” is the number of the parallel circuits and it is an integer of 2 or larger.03-31-2011
20120068977IMAGE DISPLAY DEVICE AND TRANSMISSION SIGNAL CONTROL METHOD TO BE USED IN SAME - An image display device and a transmission signal control method to be used in same and more particularly to the image display device and the transmission signal control method that can be suitably used when transmission wirings for data signal based on a video signal become complicated due to configurations of a large-sized and high-definition image display device.03-22-2012
20120200777VIDEO SIGNAL PROCESSING CIRCUIT, VIDEO SIGNAL PROCESSING METHOD USED IN SAME, AND IMAGE DISPLAY DEVICE USING SAME - There is provided a video signal processing method for performing predetermined signal processing on an input video signal to transmit an output video signal in a form of a specified transmission format through a video signal line including invalid bit polarity setting processing to be performed by an invalid bit polarity setting unit, wherein, when there exists an invalid bit having no data corresponding to data making up the input video signal in the specified transmission format of the output video signal, to count the number of low and high levels of gray-level data of the input video signal to compare a numerical size between the number of low levels and the number of high levels for judgment and to set a polarity of the invalid bit based on the judgment result.08-09-2012
20140167717DC/DC CONVERTER AND DISPLAY DEVICE INCLUDING THE SAME - The present invention is directed to sufficiently reduce the level of EMI which occurs from a switching FET in a DC/DC converter and minimize deterioration in efficiency of a power supply. A DC/DC converter includes a switching circuit for driving a switching FET for increasing or decreasing voltage, and a switching circuit for driving a ringing frequency changing circuit. One end of a capacitor is connected to a drain of the switching FET for increasing or decreasing voltage, and the other end of the capacitor is connected to a drain of an FET for the ringing frequency changing circuit. A source of the FET for the ringing frequency changing circuit is connected to GND, and a control circuit is provided which makes the ringing frequency changing circuit valid so that a ringing frequency becomes low only in a ringing frequency component exerting large influence on deterioration in EMI.06-19-2014
20150042696VIDEO SIGNAL PROCESSING CIRCUIT, VIDEO DISPLAY DEVICE, AND VIDEO SIGNAL PROCESSING METHOD - The video signal processing circuit which analyzes video signals inputted from outside, performs conversion processing for image quality adjustment on the video signals based on a result of analysis, transmits those towards a video display unit includes: a feature value/maximum value calculation module which calculates a feature value that is a numerical value showing a degree of brightness of the video signals; a gradation conversion threshold value calculation module which calculates a threshold value regarding conversion of the gradation based on a threshold value calculation expression that is formed based on the feature value and a conversion coefficient set in advance; and a gradation conversion module which performs gradation conversion based on a linear function that increases linearly by taking a region of the gradation equal to or higher than the threshold value among the video signals as a target.02-12-2015
20150049129CONTROL CIRCUIT AND A DISPLAY THEREOF - This invention n provides a control circuit having large effects of low power consumption in CABC drive. The control circuit performs B/L luminance reduction in eliminating a discomfort in image quality by using the feature value calculation circuit in the video signal. The control circuit comprises a luminance control circuit controlling a backlight luminance according to an inputted video signal and a gradation conversion circuit for converting a gradation of inputted video signal according to a controlled luminance. The control circuit reduces continuously and smoothly the backlight luminance, while the screen area reaches one-pixel white, in case where the all white is inputted as video signal, one-pixel black is displayed in any screen area from a display condition of all white, a rate of screen area displaying one-pixel black is gradually increased, and the video signal is continuously changed until the screen area of all white reaches the one-pixel white.02-19-2015
20150097880CONTROL CIRCUIT AND DISPLAY DEVICE EQUIPPED WITH THE SAME - A control circuit conducts a drive control of a RGBW display panel to operate white pixels to light up together with red, green and blue pixels, where the drive control includes a luminance control of a backlight to reduce luminance of the backlight according to an amount of an increase in luminance of the display panel due to a lighting operation of the white pixels. The control circuit includes: a first circuit section configured to generate control signals for controlling the display panel; and a second circuit section configured to generate control signals for controlling the backlight. The first circuit section includes a redistributing circuit section configured to distribute a luminance component of each white pixel to corresponding the red, green and blue pixels and reduce luminance of the each white pixel when the display panel has a white chromaticity dependence on gradation values.04-09-2015

Patent applications by Kouichi Ooga, Kanagawa JP

Kouichi Ooga, Kawasaki-Shi JP

Patent application numberDescriptionPublished
20100231559LIQUID CRYSTAL DISPLAY DEVICE, AND TIMING CONTROLLER AND SIGNAL PROCESSING METHOD USED IN SAME - A liquid crystal device is provided which is capable of being free from degradation of signal receiving sensitivity and/or malfunction without performing thinning-out and complementing on video signals of an electronic device having an embedded peripheral circuit to receive and transmit data. A stop period during which outputting of horizontal synchronizing signal made up of a video signal strobe signal STB and vertical drive clock signal VCK is stopped at least one time or more and for two horizontal periods or more during a display period in one vertical period is set by a control device (for example, timing controller). In this horizontal synchronizing stop period setting mode processing, a first signal (for example, status signal) indicating that the outputting of the horizontal synchronizing signal is in a stop state is transmitted to an electronic circuit (for example, peripheral circuit).09-16-2010

Kunihiko Ooga, Kanagawa JP

Patent application numberDescriptionPublished
20140161684THERMAL DISTRIBUTION DISPLAY - Provided is a thermal distribution display including, on a support, a thermal distribution display layer that includes at least two electron-donating dye precursors that develop mutually different color tones, the dye precursors including at least one electron-donating dye precursor that decomposes in a temperature range of 190° C. or higher to undergo a change in hue; at least one electron-accepting compound that allows the at least two electron-donating dye precursors to develop colors; and a binder, wherein, in the thermal distribution display layer, a temperature T06-12-2014

Satoru Ooga, Tokyo JP

Patent application numberDescriptionPublished
20090015684Information Recording System, Information Recording Device, Information Recording Method, and Information Collecting Program - An accident judgment device (01-15-2009
20100042936INFORMATION PROCESSING APPARATUS, PROGRAM, AND DISPLAY CONTROL METHOD - There is provided a browsing technology capable of performing a browsing operation intuitively as well as by a smaller number operations without the need of a device capable of performing a direct pointing such as a mouse in a layout arrangement reflecting the intention of a creator of a browsing document. Browsing documents are displayed at an ordinary display mode and in a zapping display mode. The ordinary display mode is a mode for displaying an entire display screen (a first display region) on which an entire HTML document, in which a browsing target is blocked, is displayed and a detail display screen (a second display region) on which the detail of the blocked HTML document is displayed. The zapping display mode is a mode for displaying a detail screen (a first display region), on which the detail of a browsing HTML document is displayed, and a thumbnail display screen (a second display region) on which the thumbnail image of a link destination of the information, from which the HTML document is selected, is displayed.02-18-2010
20130007644PROFILING SYSTEM, PROFILING METHOD AND RECORDING MEDIUM - A GUI part selector 01-03-2013
20150081477SEARCH QUERY ANALYSIS DEVICE, SEARCH QUERY ANALYSIS METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - A search query analysis device (03-19-2015

Patent applications by Satoru Ooga, Tokyo JP

Takashi Ooga, Kariya-City JP

Patent application numberDescriptionPublished
20120103084AIR FLOW MEASURING DEVICE - An air flow measuring device includes a passage forming housing, a sensor housing, and a sensor part. An inner wall surface of the passage forming housing defines a measured passage. The passage forming housing includes a sensor attaching part. Measured air flows through the measured passage. The sensor housing is attached to the sensor attaching part. The sensor part is disposed on the sensor housing and measures a flow rate of the measured air flowing through the passage. The passage forming housing includes a guiding device for guiding the measured air, which flows along the inner wall surface of the passage forming housing on an upstream side of the sensor attaching part in a measured air flow direction, further toward a center of the passage than the inner wall surface of the passage forming housing on a downstream side of the sensor attaching part in the flow direction.05-03-2012
20120240668AIR FLOW MEASUREMENT DEVICE - An air flow measurement device arranged in an intake passage includes a bypass passage having an inlet from which a part of a main flow of an intake air is introduced, and an outlet from which the introduced intake air flows out. A sensor is located in the bypass passage to generate an electrical signal, and the bypass passage communicates with the intake passage through a hole portion. The outlet is open toward a downstream side of the intake passage in a flow direction of the main flow of the intake air. The hole portion is located within an outlet projected area that is provided by projecting an open area of the outlet in straight and toward upstream in the flow direction of the main flow on a projection surface perpendicular to the flow direction of the main flow.09-27-2012
20130028288AIR FLOW MEASURING DEVICE - An air flow measuring device includes a fitted part, a housing, a flow sensor, and a temperature sensor component. A projection shape of the fitted part onto an imaginary plane is a first circle. On the imaginary plane, a first point and a second point are located on the first circle or inward of the first circle, and a third point is located inward of the first circle. A diameter of an imaginary circle passing through the first, second, and third points is larger than a diameter of the first circle. The first, second, and third points have such a positional relationship that, when at least one of the first and second points comes into contact with an inner peripheral surface of an attachment hole at time of insertion of the housing into a duct, the third point is away from the inner peripheral surface of the attachment hole.01-31-2013
20130055800AIR FLOW MEASURING DEVICE - An air flow measuring device includes a housing, a sensor, and a throttle that is provided on an outer wall surface of the housing. The throttle merges together a bypass-passing flow and an outside-passing flow, and guides the merged flow toward the downstream side with the merged flow narrowed. The throttle includes two raised portions and a cover that bridges between the two raised portions and is opposed to the outer wall surface of the housing. The cover includes an inner surface exposed to the throttle, and an outer surface exposed to outside of the throttle. A peripheral border of the cover includes an upstream edge which defines the outer surface on the upstream side. At least a region of the outer surface including the upstream edge is swollen more outwardly in a shape of a projecting curved surface further on the downstream side.03-07-2013
20140299081VALVE TIMING CONTROL APPARATUS - A valve timing control apparatus includes a temperature sensing member which expands at a main lock phase when a temperature of an engine is higher than or equal to a predetermined temperature so as to prohibit a main lock component from moving out of a main lock hole to a guide slot. The temperature sensing member shrinks at the main lock phase when the temperature of the engine is lower than the predetermined temperature so as to allow the main lock component to move out of the main lock hole toward the guide slot.10-09-2014
20150096365MANUFACTURING METHOD FOR RESIN HOLLOW MEMBER AND AIRFLOW MEASURING DEVICE HAVING THE RESIN HOLLOW MEMBER - A pair of half hollow members are mated to each other at mating surfaces to form a resin filling space between the mating surfaces. The resin filling space is charged with melting resin, and the melting resin is solidified. Each of the mating surface has a groove. The groove has a bottom surface in which a hole opens. The groove and the hole form the resin filling space between the mating surfaces when the half hollow members are mated to each other. A wall surface of the groove and an inner circumferential periphery of the hole are equipped with a melting projection, which are configured to be melted with heat of the melting resin and to be solidified with the melting resin.04-09-2015

Patent applications by Takashi Ooga, Kariya-City JP

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