baber/WOPTO huggingface dataset:
Patent JP-2008038900-A (JP)
Title: Internal combustion engine controlling apparatus and automotive vehicle incorporating the same
Inventor: YAMANE HAYATO
IPC: F02D45/00
Filed: 2007-06-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an internal combustion engine controlling apparatus provided with a signal abnormality detection device capable of detecting a conventionally hard to detect abnormal signal with small amplitude, and applicable even to a signal not having a desired value such as an accelerator signal.  <P>SOLUTION: The internal combustion engine controlling apparatus controls an internal combustion engine of an automotive vehicle, and includes a sensor 1 arranged to detect a state quantity concerning an automotive vehicle, and the signal abnormality detection device 10 arranged to detect an abnormality in a state quantity signal which is output from the sensor 1. The signal abnormality detection device 10 includes a calculation section 11 arranged to receive a state quantity signal which is output from the sensor 1, and to calculate a second derivative of a state quantity represented by the state quantity signal, and an abnormality determination section 12 arranged to determine whether the state quantity signal is abnormal or not based on the second derivative calculated by the calculation section 11.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009006066-A (JP)
Title: Guide instrument for orthopedic surgery on bone part
Inventor: WATANABE KENICHI
IPC: A61B17/56
Filed: 2007-06-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a guide instrument for orthopedic surgery on bone part, where an angle is easily changed and a compact angle adjusting part is arranged.  <P>SOLUTION: The guide instrument 1 for the orthopedic surgery on bone part includes: a body 10 to be arranged in the reference part 98 of the bone part 90 to be orthopedically operated in the orthopedic surgery on bone part; and an angle regulating part 20 to be extended by prescribed angle with respect to the reference part 98. The angle regulating part 20 is pivotally supported by a support part 40 so as to be shaft-rotatable with respect to the body 10. The opening angle between the body 10 and the angle regulating part 20 with the support part 40 as a center is adjusted by the angle adjusting part 30. The angle adjusting part 30 includes an eccentric cam arranged between the body 10 and the angle regulating part 20, thereby adjusting the opening angle by rotating the eccentric cam and changing an interval between the body 10 and the angle regulating part 20.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009016068-A (JP)
Title: Fuel cell system
Inventor: KATANO GOJI
IPC: H01M8/04
Filed: 2007-07-02
Abstract: <P>PROBLEM TO BE SOLVED: To suppress amplification of vibrations caused by open-close operation of an open-close valve in a fuel cell system equipped with a piping to form a fuel supply flow passage and the open-close valve installed at this piping.  <P>SOLUTION: This is the fuel cell system 1 equipped with the fuel cell 10, the piping 31a to form the fuel supply flow passage 31 in order to make a fuel gas supplied from a fuel supply source 30 flow to the fuel cell 10, the open-close valve 35 to supply the gas to a downstream side by adjusting a gas state on the upstream side of the fuel supply flow passage 31, and a control means 4 to control the open-close operation of the open-close valve 35. The control means 4 sets a required time from an opening time to a closing time of the open-close valve 35 so that a vibration level of the piping 31a in the upstream side of the open-close valve 35 becomes a prescribed reference level or less.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2007283121-A (JP)
Title: Prosthetic spinal disc nucleus
Inventor: RAY CHARLES D
IPC: A61F2/30
Filed: 2007-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new prosthetic spinal disc nucleus body to be implanted deeply to the human disc.  <P>SOLUTION: This elongated pillow-like prosthetic spinal disc nucleus body 10 is made of a hydrogel core and a flexible constraining jacket 14 surrounding the hydrogel core 12 and allowing expansion and contraction of the hydrogel core 12, and implanted into a human inter vertebral spinal disc 32. The hydrogel core 12 has a length near an arrow-like diameter of disc nucleus of a human, a width smaller than the length, and a height smaller than the length or width. The hydrogel core will expand and contract in a desired fashion in response to various loads placed on the spinal tract when the hydrogel core absorbs and releases the fluid.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009014252-A (JP)
Title: Filter cleaning device
Inventor: ICHIKAWA TORU
IPC: F24F7/06
Filed: 2007-07-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a filter cleaning device of a type to rotate and clean a filter in a water tank, capable of allowing a control device to smoothly conduct each stroke, to stop the stroke when abnormality occurs in the stroke, and to notify an user of the abnormality.  <P>SOLUTION: Whether the filter is mounted on a motor or not is detected in S101, whether the water storage amount in the water tank is appropriate or not is detected in S102, whether the draining of the water in the water tank is completed or not is detected in S103, and whether the water is correctly injected or not is detected in S104 on the basis of the rotational frequency of the filter detected by a rotational frequency sensor.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009014148-A (JP)
Title: Lubricant supply device for automatic transmission
Inventor: NISHIDA MASAAKI
IPC: F16H57/08
Filed: 2007-07-06
Abstract: <P>PROBLEM TO BE SOLVED: To easily compact an automatic transmission and supply a sufficient amount of lubricant to planetary gears.  <P>SOLUTION: The lubricant supply device for the automatic transmission supplies lubricating oil to the planetary gears disposed inside the automatic transmission. A circumferential oil reservoir groove 40 which is opened in the axial direction of an input shaft 1 is formed by the following elements: a wall section 41a of a substantially annular carrier cover 41, to the wall section 41a being attached a pinion shaft 4 together with a carrier 3; a base section 41b of the carrier cover 41, the base section 41b extending in the axial direction of the pinion shaft 4; and an end section 33a located inward of a clutch hub 33, the end section 33a connected to the base section 41b of the carrier cover 41.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009013371-A (JP)
Title: Sliding structure
Inventor: FUWA YOSHIO
IPC: C10M105/40
Filed: 2007-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sliding structure which can inexpensively and easily reduce a friction coefficient and improve a wear resistance, even under a severe sliding environment such as high bearing.  <P>SOLUTION: The present invention relates to a sliding structure comprising: a pair of sliding members on at least one sliding surfaces of which among mutually sliding surfaces a hard carbon coating film is formed, and a lubricant existing between a pair of the sliding members, wherein the lubricant contains at least water-containing surfactant.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009021840-A (JP)
Title: Audio amplifier and audio system equipped with the same
Inventor: NAKAMURA KIYOSHI
IPC: H03F3/21
Filed: 2007-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To prevent it that voltage drop by internal resistance of a battery and wiring resistance of a power supply line becomes marked caused by increase in current consumption and that voltage of the battery deviates from operation guarantee voltage of a device in an on-vehicle audio amplifier, to which a plurality of devices are connected in parallel.  <P>SOLUTION: The maximum value of power consumption, by which the operation guaranteed voltage of the amplifier body 14 is secured is calculated, on the basis of voltage of power to be applied to the power supply terminal of the amplifier body 14 at two states where the power consumption of the audio amplifier body 14 are different from each other and power consumption of the amplifier body 14; the limiting value of the signal level of an audio signal, capable of avoiding it that the power consumption exceeds the maximum value, is calculated on the basis of this calculation result; and the signal level of the audio signal input in the amplifier body 14 is limited so as not to exceed the limiting value.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009020835-A (JP)
Title: Radio ic device
Inventor: DOUKAI TAKEYA
IPC: H01Q11/08
Filed: 2007-07-13
Abstract: <P>PROBLEM TO BE SOLVED: To constitute a radio IC device of which whole size is reduced and of which radiation property is improved, thus raising the transmission efficiency of a signal to the antenna of a reader/writer.  <P>SOLUTION: An electromagnetic coupling module 1 comprises a feeder circuit board 4 and a radio IC chip having it and is connected to a spiral conductor 7 through power feeding conductors 8a, 8b. The spiral conductor 7 and the power feeding conductors 8a, 8b are molded by a mould resin 9 and the electromagnetic coupling module 1 is bonded thereupon, thus constituting the radio IC device 10.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008118844-A (JP)
Title: Power converter and power conversion method
Inventor: HAYAMI YASUAKI
IPC: H02M7/48
Filed: 2007-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To further reduce electromagnetic noise when a carrier frequency takes a discrete value.  <P>SOLUTION: When a carrier frequency generation part varies a carrier frequency by increasing or reducing it in a single modulation period, the carrier frequency is changed so that the increased frequency is different from the decreased frequency.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009025094-A (JP)
Title: Dot measurement method and apparatus, program, and image forming apparatus
Inventor: YAMAZAKI YOSHIAKI
IPC: G01B11/00
Filed: 2007-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dot measurement technology for simultaneously and accurately measuring a dot impact location and a dot diameter (a droplet volume).  <P>SOLUTION: As a medium formed with line patterns obtained from dot rows corresponding to nozzles is carried in the first direction, the line patterns are imaged while an imaging apparatus having rows of light receiving elements intersecting the line patterns at a predetermined angle is moved in the second direction different from the first direction. A plurality of profile graphs, each representing a fluctuation in image signal values of one-dimensional pixel row intersecting each line pattern, are obtained. From each profile graph, an extremum position corresponding to the concentration center of each line pattern, the first and second edge locations corresponding to left and right edges in the line pattern are calculated. A line center approximation line, a first edge approximation line and a second edge approximation line are obtained by the least-square method. The dot diameter is obtained from a correlation between a previously-known line width and the dot diameter.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009027495-A (JP)
Title: Control circuit for thermostatic oven in crystal oscillator with thermostatic oven
Inventor: ITO MANABU
IPC: H03B5/32
Filed: 2007-07-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control circuit for a thermostatic oven in a crystal oscillator with the thermostatic oven, which is capable of further improving stability of an oscillation frequency.  <P>SOLUTION: A control circuit in which a thermistor 12 whose resistance value changes according to a temperature outputs a signal according to the ambient temperature of the thermostatic oven inside the oscillator, an operational amplifier 13 outputs a signal according to a difference between the output of the thermistor 12 and a reference signal, a power transistor 14 amplifies the output of the operational amplifier 13, and a heater 15 generates heat based on a collector voltage of the power transistor 14, is provided with a temperature sensor circuit 20 having a transistor 21 with a base to which the output of the operational amplifier 13 is inputted. The control circuit outputs a collector voltage of the transistor 21 as an internal temperature signal which changes according to a temperature inside the oscillator.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009026206-A (JP)
Title: Printing system with warming-up avoidance function
Inventor: SUZUKI TAKASHI
IPC: G06F3/12
Filed: 2007-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To enable a user to print a printing job without the necessity of waiting caused by execution of warming-up of a printer when printing.  <P>SOLUTION: Under a network environment where a plurality of printers are connected, when a user sends a printing job from a printer driver to a printing server, the printing server is already warmed up and when printing the printing job, a printer which does not require warming-up is found among printers in the network and sends the printing job to a printable printer immediately.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009026691-A (JP)
Title: Anode, battery, and their manufacturing method
Inventor: NAKAI HIDEKI
IPC: H01M4/58
Filed: 2007-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a battery capable of improving cycle characteristics.  <P>SOLUTION: The battery is provided with a cathode 21, an anode 22 and electrolyte solution impregnated in a separator 23 fitted between the cathode 21 and the anode 22. The anode 22 includes a coating film 22C on an anode active material layer 22B fitted on an anode collector 22A. The anode active material layer 22B contains an anode material capable of occluding and releasing lithium as well as having at least one kind of a metal element or a semimetal element. The coating film 22C contains lithium salt having sulfur and oxygen. Since chemical stability of the anode 22 is improved, decomposition reaction of the electrolyte solution is restrained.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009025739-A (JP)
Title: Image forming apparatus
Inventor: ISHIKAWA NAOTOSHI
IPC: G03G15/16
Filed: 2007-07-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high-speed image forming apparatus free from image trouble and damage by the seam part of an intermediate transfer belt.  <P>SOLUTION: By covering the seam part 12S with transparent toner 15T and forming a transparent toner image 20, ghost of a photoreceptor caused by a transfer current is prevented from occurring when the seam part 12S passes through photoreceptors 32Y to 32K in image forming parts 30Y to 30K on a downstream side in a conveying direction. By putting the transparent toner 15T on the seam part 12S so as to cover the seam part 12S and filling up a level difference with the transparent toner 15T, a level difference part has smooth slope shape, so that a physical shock when a blade 72 rushes in the seam part 12S is softened. Rubbing of the seam part 12S on the photoreceptor drum 32 is decreased to prevent damage.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009032733-A (JP)
Title: Lead frame for light coupled semiconductor device, and method of manufacturing light coupled semiconductor device
Inventor: MAEDA YASUSHI
IPC: H01L31/12
Filed: 2007-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lead frame for light coupled semiconductor device and a method of manufacturing the light coupled semiconductor device to form a highly accurate resin sealing part (light coupled semiconductor device) with good manufacturing yield by preventing leakage of sealing resin in view of reducing faults to be generated in the manufacturing processes.  <P>SOLUTION: When a frame part 11 for a first element of the lead frame 10 for the first element and a frame part 21 for a second element of the lead frame 20 for the second element are overlapped with each other, a tie bar 12 for the first element is engaged with a groove part 25 of the frame part 21 of the second element. The tie bar 12 for the first element has a first convex part 16 opposing to the groove part 25 at a side surface in the side of the resin sealing part 30 and the groove part 25 has a concave part 26 to be engaged with the first convex part 16 at a side surface opposing to the tie bar 12 for the first element.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008145415-A (JP)
Title: Life estimation method and system from truncated life test
Inventor: FUJITA TAKUMI
IPC: G01M13/04
Filed: 2007-07-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of a truncated life test capable of simply and quickly trial calculating the life level of the testing object even an unskilled person without generation of discrepancy of interpretation from the undamaged time while a part of the testing object are still subjected to the test without being damaged with high reliability in the truncated life test.  <P>SOLUTION: From the inputted test result data D, the case classification of the relation between the undamaged time though in which there are different interpretations and the number of undamaged pieces or the number of damaged pieces are performed following to the established standard. From the undamaged time and the number of undamaged pieces or the number of damaged pieces, the lower limit and the upper limit of the life are calculated respectively for every case classified using the Weibull slope value. In this case, the range of the life including the all ranges of lives for every classified case obtained in the process of life calculation is determined as the lot life range.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009029554-A (JP)
Title: Curl remover and image forming device
Inventor: HATAKEYAMA CHISATO
IPC: B65H29/70
Filed: 2007-07-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a curl remover that removes curls occurred on sheets of paper used for an image forming device, such as copiers, printers and fax machines, and that saves installation space.  <P>SOLUTION: The curl remover comprises: a pair of rollers which comprises a soft roller 52 made of soft material and a hard roller 51 forcibly pressed parallel to the soft roller 52; a casing 55 having a paper path inside where the pair of rollers is incorporated along the path; a motor 65 for rotating the pair of rollers; and a motor 60 for rotating the casing parallel to the pair of rollers pivotally about the roller shaft.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009033879-A (JP)
Title: Charging system and charging method
Inventor: ODAOHARA SHIGEFUMI
IPC: H02J7/34
Filed: 2007-07-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a charging system which charges an accumulator of a large charging rate by using a charger of a small capacity in a short time.  <P>SOLUTION: A load 13 receives power from the accumulator 15 or a DC power supply device 11. The DC power supply device converts an AC voltage or a DC voltage to a prescribed DC voltage. The charger 17 can charge the accumulator by a set current by receiving the power from the DC power supply device. This charging system includes two charging modes. In the first charging mode, the charger charges the accumulator when the DC power supply device feeds power to the charger while feeding the power to the load. In the second mode, the DC power supply device charges the accumulator while feeding the power to the load. Either of the first charging mode or the second charging mode becomes advantageous owing to a variation of the power consumption of the load. A control part determines which charging mode is advantageous, and switches a switch SW1 and a switch SW2.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2008026909-A (JP)
Title: Optical scanner
Inventor: YAMAGUCHI MASAO
IPC: H04N1/036
Filed: 2007-07-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus which provides a color image without color shifts, and to provide an optical scanner suitable for the image forming apparatus.  <P>SOLUTION: The optical scanner 1 has an optical deflector 5 which deflects four laser beams Y, M, C and B which respectively correspond to separated color components into one; first to third turning back mirrors 33B, 33Y, 33M, 33C, 35Y, 35M, 35C, 37Y, 37M and 37C which guide the four laser beams deflected by the optical deflector to first to fourth photoreceptor drums 58 (Y, M, C and B), on which corresponding images are formed; and first to fourth flat and parallel glass plates 39B, 39Y, 39M and 39C arranged at predetermined angles, with respect to the four laser beams that are turned back by the mirrors directed toward the photoreceptor drums, respectively.  <P>COPYRIGHT: (C)2008,JPO&INPIT
Patent JP-2009036236-A (JP)
Title: Axle spring for vehicle
Inventor: HAYASHI HIROSHI
IPC: B61F5/30
Filed: 2007-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an axle spring for a vehicle having necessary and sufficient strength and rigidity and enabling weight reduction although a material of hard partition walls is changed from iron to a light material such as aluminum alloy by reexamining and considering a structure, or an axle spring for a vehicle having further enhanced strength and rigidity to improve strength and durability although hard partition walls made of iron are used without change.  <P>SOLUTION: In the axle spring, an elastic part 3 having a laminated rubber structure in which a plurality of elastic layers 4A-4D and the hard partition walls 5A-5C are laminated alternately in radial inner and outer directions in the concentric or approximately concentric state with an axial center P is interposed between a spindle 1 and an outer cylinder 2 having the same or approximately the same axial center P as that of the spindle 1. The hard partition wall 5 is formed of a corrugated aluminum alloy plate material or synthetic resin plate projected/recessed or rising/falling in the radial direction.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009040628-A (JP)
Title: Photosensitive glass paste for microlens and microlens array using the same
Inventor: MATSUBA SATOSHI
IPC: C03C12/00
Filed: 2007-08-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photosensitive glass paste for microlenses, the paste capable of achieving remarkably enhanced light receiving efficiency and contributing to lower power consumption and reduction in thickness.  <P>SOLUTION: The photosensitive glass paste for microlenses includes at least glass powder and a photosensitive organic component, wherein glass obtained by firing the glass powder has a refractive index of ≥2.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009043555-A (JP)
Title: Electron type breaker
Inventor: YOSHIKAWA KEISUKE
IPC: H01H83/02
Filed: 2007-08-08
Abstract: <P>PROBLEM TO BE SOLVED: To achieve miniaturization, and make power supply from the outside unnecessary in an electron type breaker.  <P>SOLUTION: The electron type breaker 1 includes a power supply line 3, a contact 31 to open and close the power supply line 3, a CT 32 installed at respective power supply lines 3, an electric current detecting circuit 41 to detect the electric current, a voltage detecting circuit 42 to detect a voltage, a discrimination part 43 to calculate an electric power amount and to discriminate an overcurrent, a tripping part 44 to trip the contact 31, a communication interface 45 to communicate the electric power amount with the outside, a first power supply device 5 to form the power supply from the CT 32 installed at the power supply line 3, and a second power supply 6 to form the power supply from an interphase voltage. By this constitution, since the first power supply device 5 has only to supply the power supply when the power supply line 3 has a short circuit and a large current flows, the CT 32 may be miniaturized, and miniaturization and cost reduction of the electron type breaker 1 can be achieved. Moreover, supply of power supply from the exterior becomes unnecessary.  <P>COPYRIGHT: (C)2009,JPO&INPIT