baber/WOPTO huggingface dataset:
Patent JP-2010018125-A (JP)
Title: Pneumatic tire
Inventor: KAMITOKU KOICHI
IPC: B60C11/04
Filed: 2008-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of improving the pebble biting-in resistance performance of the tire.  <P>SOLUTION: In this pneumatic tire 1, a peripheral groove 2 has a shape of which groove width is narrower as going to a groove depth direction by changing a groove wall angle. A groove wall angle α of a groove wall surface on a groove opening part side of the peripheral groove 2 and a groove wall angle β of the groove wall surface on a groove bottom part side have the following relationship, α>β. Further, a height H from a groove bottom of the peripheral groove 2 to an inflection point X of the groove wall angles α and β varies as going toward the tire peripheral direction. The height H is in a region of 0.3≤H/GD≤0.5 with respect to a groove depth GD of the peripheral groove 2. Furthermore, a groove width L in an optional inflection point X and a groove width L' in an inflection point X having a height H' lower than the height H of the inflection X have a relationship, L/L'.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009300988-A (JP)
Title: Photographing base
Inventor: SAEKI RYOJI
IPC: H04N5/222
Filed: 2008-06-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device that enables anybody to take photographs at a high level on account of the spread of digital cameras, has basic illumination for commercial photographing, which has been used by professional photographers, and enables anybody to take high quality photographs.  <P>SOLUTION: The photographing base has a foldable structure in which a plurality of fluorescent lamps 9, 10, 11 as photographing illumination light are disposed in a lower box 1, an upper box 2, and an intermediate box 3. The problems of conventional illuminating equipment are solved by utilizing fluorescent lamps for illumination light. Its foldable storage structure makes it easier to use the photographing base.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010019236-A (JP)
Title: Fuel supply valve
Inventor: NODA KENGO
IPC: H01M8/04
Filed: 2008-07-14
Abstract: <P>PROBLEM TO BE SOLVED: To prevent bouncing of a movable body when a fuel supply valve is opened.  <P>SOLUTION: This fuel supply valve has a body, the movable body contained in the body and a stopper ring fixed to the body. The body has a fuel flow passage and a fuel discharge hole positioned on the downstream end of its fuel flow passage. The movable body is arranged in the fuel flow passage of the body, and moves between a first position for blocking up the fuel discharge hole and a second position for opening the fuel discharge hole. The movable body moved to the second position abuts on the stopper ring. An O ring having rubber elasticity and a groove part for holding its O ring, are arranged on at least an abutting surface where the movable body and the stopper ring abut on each other.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2008251553-A (JP)
Title: Fuel cell system
Inventor: KAWASAKI YOSHITAKA
IPC: H01M8/04
Filed: 2008-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel cell system in which a loss of energy, a complicated operation and a lack of mobility are controlled and troubles due to water freezing can be surely prevented and a safe power generation can be maintained and secured.  <P>SOLUTION: The fuel cell system is provided with a fuel cell (1), a cooling water tank (7) and a cooling water circulating passage (32), a hot water storing tank (10) and a hot water circulating passage (31), a heat exchanger (9), exhaust water valves (25)-(27), temperature detecting units (17), (18), (20), and controlling unit (41). The controlling unit (41) selects whether it circulates at least either of cooling water or hot water at least in the cooling water circulating passage or the hot water circulating passage based on a water temperature detected by the temperature detecting unit during a shutdown of the fuel cell, or it exhausts water by opening the exhaust water valves.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009024698-A (JP)
Title: Pushing plate seal
Inventor: LIOTTA GARY C
IPC: F01D11/00
Filed: 2008-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a seal (130) used for a dovetail joint of a turbo machine.  <P>SOLUTION: The seal includes a bow-shaped member (220) which has a first end, a center, and a second end, and also includes a sealing means (205) which is provided with at least one sealing member. The sealing member can include a first sealing member connected to the first end and/or a second sealing member connected to the second end. A dovetail joint joints a bucket dovetail (120) and a rotor dovetail groove (110), and a main seal (130) reduces a leak amount of a cooling flow from the dovetail joint.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2010028425-A (JP)
Title: Current drive circuit
Inventor: SAEKI MINORU
IPC: H03K17/687
Filed: 2008-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To write a desired driving current value promptly to a load of each pixel even if load variations may occur in each pixel.  <P>SOLUTION: A constant current source circuit 20 delivers a driving current Idata to a load 10. An output voltage difference amplifier circuit 30 detects a voltage change produced at a load driving end within a preset time period, and delivers to the load 10 either a current or a voltage corresponding to the voltage change during a time period different from the preset time period. The output voltage difference amplifier circuit 30 temporally repeats detection of the voltage change and delivery of the current or the voltage to the load 10.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010025003-A (JP)
Title: Fuel injection control device of internal combustion engine
Inventor: HATANO JUNICHI
IPC: F02D21/08
Filed: 2008-07-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel injection control device of an internal combustion engine capable of restraining a combustion sound, and capable of stabilizing a combustion state, while securing excellent fuel economy and an exhaust gas characteristic of the internal combustion engine.  <P>SOLUTION: This fuel injection control device 1 of the internal combustion engine 3 for controlling main injection and pilot injection, detects a combustion state parameter TFACT expressing the combustion state of fuel in a cylinder 3b, and calculates a target value TFCMD of the combustion state parameter TFACT in response to a detected operation state NE and PMCMD of the internal combustion engine 3, calculates a main injection timing correction value CMI so that the detected combustion state parameter TFACT becomes the calculated target value TFCMD, corrects the timing TMICMD of the main injection in response to the calculated main injection timing correction value CMI, and corrects a fuel quantity QPICMD by the pilot injection in response to the calculated main injection timing correction value CMI.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2008262925-A (JP)
Title: Discharge lamp lighting device, and compact self-ballasted fluorescent lamp
Inventor: HAMAGUCHI TAKEHISA
IPC: H05B41/24
Filed: 2008-07-22
Abstract: <P>PROBLEM TO BE SOLVED: To solve problems wherein achievement of a small size and a reduced cost are difficult because a driver IC, which is a control circuit and makes continuous frequency control possible, is expensive, and many small signal components such as a resistor or a capacitor are necessary in the periphery of the driver IC.  <P>SOLUTION: A discharge lamp lighting device is equipped with a first diode 11 whose anode is connected to one end of an AC power source 1; a second diode 12 whose cathode is connected to one end of the AC power source 1; a third diode 13 whose anode is connected to the other end of the AC power source 1; a fourth diode 14 whose cathode is connected to the other end of the AC power source 1; first and second smoothing capacitors 15, 16 connected to between the third diode 13 and the fourth diode 14 in series; and a PTC thermistor 17 connected to between the connecting point of the first and second smoothing capacitors 15, 16 and a terminal of the AC power source 1.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2010024384-A (JP)
Title: Anisotropically electroconductive composition
Inventor: KODERA YOSHIAKI
IPC: C08L63/00
Filed: 2008-07-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an anisotropically electroconductive composition capable of easily forming highly heat-resistant adhesive layers in the microregions of an adherend.  <P>SOLUTION: The anisotropically electroconductive composition comprises (1) an epoxy resin with a weight-average molecular weight of 8,000-40,000, (2) a phenoxy resin with a weight-average molecular weight of 45,000-65,000, (3) a polyvinyl butyral resin, (4) microcapsules encapsulated with an imidazole compound, (5) electroconductive particles and (6) a solvent.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010040055-A (JP)
Title: Method for initializing ferroelectric memory device, ferroelectric memory device and electronic equipment
Inventor: FUKADA SHINICHI
IPC: G11C29/12
Filed: 2008-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for initializing a ferroelectric memory device, which resets imprint phenomenon of capacitors caused by past thermal history, and reduces effects of imprint phenomenon that may be caused by subsequent processing.  <P>SOLUTION: The method for initializing the ferroelectric memory device includes the steps of: packaging a ferroelectric memory device in which memory cells are arranged in an array, each of the memory cells having a ferroelectric film 11 arranged between a lower electrode 9 and an upper electrode 13 in an examination step; applying a potential to the lower electrode and the upper electrode; and after the examination step, applying a first potential [0V] to the upper electrode and applying a second potential [Vcc] higher than the first potential to the lower electrode, and thereafter conducting heat treatment at a first temperature higher than an operation guarantee temperature. The first temperature is made higher than examination temperature in the examination step and processing temperature in the packaging step.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010037690-A (JP)
Title: Softener composition
Inventor: UCHIYAMA TETSUYA
IPC: D06M13/328
Filed: 2008-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a softener composition which can improve a scent-lingering property without increasing the compounding amount of a perfume, control the change of the perfume to keep the note for a long period, and simultaneously impart a high lingering scent to a treated cloth.  <P>SOLUTION: The softener composition comprises (a) a tertiary amine having at least one 14 to 26C hydrocarbon group which may be divided by an ester group, an amide group or an ether group, or its acid salt or its quaternary salt, (b) a silicone compound, (c) an oxidation-preventing agent, and (d) a perfume, wherein the content of the component (a) is 10 to 30 mass%, and the (c)/(d) mass ratio of the component (c) to the component (d) is 1/1,000 to 1/4.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010039991-A (JP)
Title: Image display method, computer program for image display, and recording medium
Inventor: KATSUTA MASANORI
IPC: G06F3/048
Filed: 2008-08-08
Abstract: <P>PROBLEM TO BE SOLVED: To visually recognize a rate by which the reproduction time of a spread image displayed in this format occupies an overall reproduction time, the lapse of a time until a present time in the overall reproduction time or the present time within the reproduction time of each spread image.  <P>SOLUTION: An image preliminarily prepared in an image storage part 20 is displayed as a spread image at a display part 4. Division regions corresponding to time required for reproducing each spread image including preliminarily set performance effects at a display 4 are arranged from the leading to tail of the spread image, and displayed as a bar graph 31. The division regions corresponding to the reproduced spread images are painted out in a first color 34, and the division regions corresponding to the spread images which are being reproduced at present are painted out in a second color 35. The scale equivalent to the time when the spread images have already been reproduced among the division regions corresponding to the spread images which are being reproduced at present is further painted out in the first color.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2008308767-A (JP)
Title: Nitriding treatment method and nitriding treatment apparatus used therefor
Inventor: SUZUKI TEIJI
IPC: C23C8/26
Filed: 2008-08-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a nitriding treatment method which reduces variations of hardness on the surface of a steel material and surely imparts it desired hardness, and to provide a nitriding treatment apparatus.  <P>SOLUTION: The nitriding treatment method includes: introducing a gas containing ammonia and oxygen into the nitriding treatment apparatus 6; heating the gas to a predetermined temperature range; measuring oxygen concentration in the nitriding treatment apparatus 6; and adjusting the oxygen concentration in the nitriding treatment apparatus 6 on the basis of the measured oxygen concentration. The adjusting method includes: previously setting a concentration range of necessary oxygen on the basis of relationship between the hardness on the surface of the steel material and the oxygen concentration; decreasing the amount of oxygen to be introduced into the nitriding treatment apparatus 6, when the measured oxygen concentration is higher than the set range; and increasing the amount of oxygen, when being lower. The nitriding treatment apparatus includes: a heating means for heating the inside of three nitriding treatment apparatus; an ammonia-gas-introducing means 22; an oxygen-gas-introducing means 23a; an oxygen-concentration-detecting means 35a for detecting the concentration of oxygen in the nitriding treatment apparatus 6; and an oxygen-concentration-adjusting means for adjusting the concentration of oxygen in the nitriding treatment apparatus 6, on the basis of the oxygen concentration detected by te oxygen concentration-detecting means 35a.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2010043777-A (JP)
Title: Liquid fuel combustion apparatus
Inventor: MAKITA SATORU
IPC: F23K5/14
Filed: 2008-08-12
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem wherein if a means for detecting attachment/detachment of an oil feeding tank is broken, combustion is not stopped, in a combustion apparatus for stopping combustion when the oil feeding tank is taken out from a body.  <P>SOLUTION: In this liquid fuel combustion apparatus, it is determined that a tank detection means is abnormal when a detection result of a liquid level detection means for detecting liquid fuel within an oil pan 2 is changed from presence of fuel to absence of fuel and then, to presence of fuel, in the state of the tank detection means having detected the oil feeding tank 1. A failure of a means for detecting attachment/detachment of the oil feeding tank 1 is detected thereby, and the combustion apparatus is excellent in safety.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010045914-A (JP)
Title: Synchronous motor drive control device
Inventor: SAKAMOTO TATSUYA
IPC: H02P21/00
Filed: 2008-08-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a synchronous motor drive control device which automatically computes motor parameters, at non-drive of a synchronous motor.  <P>SOLUTION: The control device 30 includes a motor parameter computer 31, which automatically computes the motor parameters at non-drive. The motor parameter computer 31 sets setting values (turning angle velocity ω, q-axis current Iq, and d-axis current Id) to three conditions, and measures q-axis voltage Vq and d-axis voltage Vd in that case. It computes parameters (internal resistance r, q-axis inductance Lq, d-axis inductance Ld, and interlinked magnetic field ϕ of permanent magnets) by substituting these values into the general equation of a synchronous motor.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010045591-A (JP)
Title: Solid-state imaging apparatus and driving method thereof
Inventor: SHINOHARA MASATO
IPC: H04N5/374
Filed: 2008-08-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solid-state imaging apparatus preventing occurrence of shading by reducing potential fluctuation of a well while reducing the number of well potential supply parts in a pixel part, and to provide a driving method thereof.  <P>SOLUTION: The solid-state imaging apparatus includes: a pixel part in which pixels including a photoelectric conversion element for converting light into electric charges, and a transistor for amplification for receiving supply of supply potential from a supply voltage node, amplifying the electric charges converted by the photoelectric conversion element to be output to a pixel output line, are two-dimensionally arranged; and a first control means for controlling potential of the supply voltage node so that potential of the supply voltage node (VDD) and potential of the pixel output line (106) are fluctuated at mutually opposite phase.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010043328-A (JP)
Title: Method for charging raw material to be sintered and apparatus therefor
Inventor: SEKIGUCHI TAKESHI
IPC: F27B21/10
Filed: 2008-08-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technology for maintaining a classification performance by keeping spaces between wires forming a chute equal, when charging a raw material to be sintered into a sintering machine.  <P>SOLUTION: This method for charging the raw material to be sintered into a pallet 9 placed in a lower part while classifying the raw material to be sintered by supplying the raw material to be sintered to a wire chute 5 in which a plurality of wires 3 are installed side by side includes supplying the raw material to be sintered to the wire chute 5 while moving brackets 17, 19 and 21 which support the wire 3, in an axis direction of the wire 3.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010045939-A (JP)
Title: Switching power supply device
Inventor: SHIMADA MASAAKI
IPC: H02M3/28
Filed: 2008-08-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a switching power supply device that generates no magnetostriction sound from a transformer.  <P>SOLUTION: A control circuit 8a that generates a drive signal for controlling an on/off period of a switching element 3 includes a load deciding means 28b that decides whether a load when the switching element is switched from on to off to detect the edge of the drive signal is in a light load condition, a bottom detection means 28a that detects the minimum voltage point of the voltage at both ends of the switching element while the switching element is off, a bottom skip condition deciding means 28c that decides whether the bottom skip condition in the light load condition continues for a first predetermined time, and a bottom skip motion deciding means 28b that performs a pseudo resonance motion to turn on the switching element at the first minimum voltage point when the load is in a heavy load condition to transit to a bottom skip motion that turns on the switching element at the second or subsequent minimum voltage point from the pseudo resonance motion when the load is light and the bottom skip condition continues for the first predetermined time.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010042192-A (JP)
Title: Visual field scanning instrument
Inventor: TSUTA TOMOHIRO
IPC: A61B3/024
Filed: 2008-08-18
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that the configuration of the display of fixation marks or visual targets of a conventional perimeter is extremely monotonous, and also, the visual field examination by the conventional perimeter is extremely monotonous, and therefore, the shapes of scotomas or blind spots detected by the conventional perimeter are considerably away from the actual shapes of scotomas or blind spots for a subject.  <P>SOLUTION: This visual field scanning instrument includes an image forming means for visual field scanning, a setting means for fixation mark scanning line, a fixation mark display controlling means, a setting means for visual target scanning line, a visual target display controlling means, a static display controlling means, a static display position storage means, a dynamic display controlling means, a detecting means, a detecting position storage means, a distance storage means, an image forming means for visual field mapping, a visual field mapping rectangle forming means, a visual field mapping rectangle image processing means, a scanning continuing means under the same fixation mark, and a shifting means to a scanning under the next fixation mark. Therefore, the shapes of scotomas or blind spots of the subject can precisely be reflected in the figure of an examination result while reducing the monotonicity of the visual field examination by the visual field scanning instrument.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010047652-A (JP)
Title: Printing ink composition
Inventor: HARUYAMA NAOKI
IPC: C09D11/02
Filed: 2008-08-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a printing ink composition that is excellent in blueness, black-color impression and flowability and affords highly glossy printed matter in heat-set drying type web offset printing.  <P>SOLUTION: The printing ink composition includes a carbon black (CBI) having a DBP oil absorption of 65-90 (cm<SP>3</SP>/100g) and an average primary particle size of 20-30 nm and a carbon black (CBII) having a DBP oil absorption of at most 60 (cm<SP>3</SP>/100g) and an average primary particle size of 40-60 nm with the ratio of the two carbon blacks such that the CBI/CBII weight ratio is within the range of 1/4 to 1/20, and at least 5 pts.wt. and less than 30 pts.wt., based on the whole ink, of a vegetable oil.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010052873-A (JP)
Title: Mast structure
Inventor: MITSUI TATSUYA
IPC: B66F9/07
Filed: 2008-08-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide mast structure with improved stiffness and with reduced cost.  <P>SOLUTION: The mast structure is used for an elevating device including: masts 2, 4 vertically erected; and an elevating base elevated and moved along the masts 2, 4. The masts 2, 4 are constituted of first mast members 2a, 4a having the same horizontal cross-sectional shape; and second mast members 2b, 4b. The first mast members 2a, 2a and the second mast members 2b, 4b are vertically erected, and they are joined in a horizontal direction.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010056990-A (JP)
Title: Data communication method employing multiple connections
Inventor: CAO LE THANH MAN
IPC: H04L47/41
Filed: 2008-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem wherein, in conventional multipath communication technologies, transmission/reception can not be performed efficiently because of an environment where short data regarding as important dealing with a packet loss and propagation delay, and long data regarding bands as important are mixed, the order of arrival of data is not taken into account, and if transmission performance of a partial connection is reduced, data may arrive at a receiving side with a middle part omitted therefrom, so that data transmission efficiency is reduced.  <P>SOLUTION: When data to be transmitted are short data, a transmitting side transmits the same data in parallel via a plurality of connections and a receiving side adopts data arrived first. When the data to be transmitted are long data, the transmitting side transmits different portions of the data via a plurality of connections. On the basis of a transmission rate of each of the connections, the receiving side distributes the transmission data to the connections in such a way that the data arrives as ordered. The plurality of connections are monitored, and data under transmission is retransmitted via other connection as needed.  <P>COPYRIGHT: (C)2010,JPO&INPIT