baber/WOPTO huggingface dataset:
Patent JP-2006134793-A (JP)
Title: Field emission element and image display device using it
Inventor: TOYODA MOTOHIRO
IPC: H01J31/12
Filed: 2004-11-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a field emission element capable of suppressing DC emission, when a voltage impressed on an anode electrode is increased to enhance average luminance and even if a cathode area is enlarged to enhance the uniformity of luminance, and to provide an image display device using it.  <P>SOLUTION: This field emission element is formed with a cathode electrode layer 12, a cathode element 17 selectively provided on the cathode electrode layer 12 and electrically connected to the cathode electrode layer 12 and having a plurality of protrusions 17A only in a region excluding the center of its surface, a gate electrode layer 16 formed face to face with the cathode electrode layer 12 and having an opening at a position facing the cathode element 17, and an anode electrode layer 24 formed face to face with the gate electrode layer 16 on the other side of the cathode electrode layer 12 with the gate electrode layer 16 as a reference.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006133658-A (JP)
Title: Optical isolator and manufacturing method therefor
Inventor: ITAGAKI HITOSHI
IPC: G02B27/28
Filed: 2004-11-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive optical isolator which can be easily built in a laser diode module.  <P>SOLUTION: Optical isolator elements 2, 3, and 4 and a lens array 1 are integrated by jointing and fixing them together. This eliminates the need for positional adjustments of the lens array 1 and optical isolator elements 2, 3, and 4, thus making it easy to build them into a laser diode module. In addition, a large number of optical isolator chips 6 whose properties are uniform can be produced at the same time in a short time by a manufacturing method, in which they are cut out from a large plate material all at once. Thus, the optical isolators that are inexpensive can be provided.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006130551-A (JP)
Title: Method and apparatus for manufacturing spiral wire
Inventor: TSUTSUMINO TAKEMI
IPC: B21F3/04
Filed: 2004-11-09
Abstract: <P>PROBLEM TO BE SOLVED: To manufacture a spiral wire the center axial line of the spiral of which is a straight line by a simple method or apparatus.  <P>SOLUTION: A cylindrical body die 4 having a spiral groove on the outer circumferential surface is concentrically inserted into the inside of a cylinder 3a, both are fixed to each other and a wire is fed into the spiral groove of the die in the state where the whole is fixed to the floor. The die 4 has a detent head in one end part of the cylinder main body which is concentrically inserted into the inside of a holder cylinder and a straight groove in the wire introducing part and the spiral groove continued to the straight groove on the outer circumferential surface of the cylinder main body. A guide member 5 which is attached freely attachably and detachably to one end of the holder cylinder by engaging the detent head with a recessed part and has a concentric wire guide hole 5d is provided on the inlet of the groove of the die.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006138691-A (JP)
Title: Method and apparatus of detecting leakage current
Inventor: KAKO TAKASHI
IPC: H02H3/347
Filed: 2004-11-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and apparatus of detecting leakage current in a power supply system, capable of quickly and accurately detecting a resistant leakage current only by means of a ZCT detection signal.  <P>SOLUTION: The method and apparatus of detecting leakage current detects the resistant leakage current only with an input of a detection signal from a ZCT which detects a current flowing in a ground line of the power supply system. The apparatus includes a leakage waveform parameter extraction part 2 for accepting the ZCT detection signal input, extracting frequency information, and extracting a leakage waveform parameter including parameters of an amplitude and a phase of an n-order harmonic component of a detection signal according to the frequency information, an error extraction part 4 for extracting an error between the leakage waveform parameter and an output parameter, and a system identification circuit part 3 for correcting the output parameter so that the error extracted by the error extraction part 4 is close to zero and identifying a leakage system including a leakage path to estimate and detect the resistant leakage current.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006137980-A (JP)
Title: Roll for continuous hot dip metal coating
Inventor: OGAWA EISUKE
IPC: C23C2/06
Filed: 2004-11-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a roll for continuous hot dip metal coating capable of easily positioning ceramic-made sleeves with high accuracy when assembling a roll barrel portion, ensuring the cylindricality of a surface of each sleeve with high accuracy, consistently maintaining the traveling of steel plates, facilitating exchange and reproduction of the roll barrel portion even when a part thereof is damaged, and reducing the cost for the exchange.  <P>SOLUTION: A plurality of sleeves formed of a ceramic sintered body are arranged on an outer circumference of a metallic roll shaft part formed of a ceramic sintered body, the sleeves formed of the ceramic sintered body are joined with each other by a ring-shaped joining member formed of ceramic to form a roll barrel portion. In addition, the plurality of sleeves formed of a ceramic sintered body and sleeves formed of a material different from that of the sleeves are arranged on the outer circumference of the roll shaft part formed of the ceramic sintered body, and the sleeves formed of the ceramic sintered body are joined with each other by the ring-shaped joining member formed of ceramic to form the roll barrel portion.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006137372-A (JP)
Title: Pneumatic tire
Inventor: ISHIYAMA MAKOTO
IPC: B60C9/20
Filed: 2004-11-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pneumatic tire capable of effectively delaying generation of cracks and separation in the vicinity of a belt end.  <P>SOLUTION: Reinforcing layers 36 are arranged between widest and second-widest belt plies 24, 25 so as to be across an outer end 25a in the width direction, and a rubber gage therebetween is increased. In addition, reinforcing elements 39, 40 of a large angle of inclination in the same direction as that of reinforcing cords 26, 27 in the belt plies 24, 25 are embedded in the two reinforcing plies 34, 35 to constitute the reinforcing layers 36. The reinforcing plies 34, 35 demonstrate the effect, the angle E of intersection between the reinforcing cords 26, 27 is divided into two or three parts, and the shear strain in a vicinity of the outer end 25 in the width direction is effectively reduced.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006147720-A (JP)
Title: Panel cutting method
Inventor: KOYAMA MAKOTO
IPC: H01L21/301
Filed: 2004-11-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for cutting two appropriate panels simultaneously by using a facing dual spindle type dicing device, even if an error occurs in panel arrangement or the like.  <P>SOLUTION: When arrangement positions of a plurality panels are measured and two panels are cut simultaneously by using first and second cutting blades from measured arrangement position information, the combination of the panels is calculated for minimizing angle deviation between the cutting line of the first cutting blade and that of the second cutting blade, and the two panels are cut simultaneously by using the first and second cutting blades based on information on the combination of the panels obtained from the calculation result.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006143633-A (JP)
Title: Aminocarboxylic acid
Inventor: SAKURAI KENICHI
IPC: C11D1/90
Filed: 2004-11-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surfactant in which tense feeling after use does not remain.  <P>SOLUTION: The aminocarboxylic acid is represented by formula (1) [wherein R<SP>1</SP>is a 1-22C organic group; R<SP>2</SP>is a 1-8C organic group; R<SP>3</SP>is a hydrogen atom, a methyl group or a group represented by the formula R<SP>4</SP>(AO)<SB>n</SB>OCH<SB>2</SB>(wherein R<SP>4</SP>is a hydrogen atom or a 1-22C organic group; AO is a 2-4C oxyalkylene group; n is an integer of 0-200); M is a hydrogen atom, a metal atom or ammonium; O is an oxygen atom; C is a carbon atom; H is a hydrogen atom; N is a nitrogen atom; m is an integer of 0-6]. The method for producing the aminocarboxylic acid represented by formula (1) comprises a step for reacting a vinyl compound with a polyamine.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006147027-A (JP)
Title: Disk device
Inventor: ICHIEDA HIROYUKI
IPC: G11B7/24
Filed: 2004-11-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a disk device in which operation can be simplified.  <P>SOLUTION: The disk device 1 is provided with; a driving means 21 for rotating a disk or an information read/write means 22 for performing reproducing/recording of the rotating disk and is equipped with; a disk storage section which contains a disk inside; an open and close means 25 to open and block so as to contain the disk in the disk storage section; and a control means 7 which controls the whole device including the open and close means 25. The control means 7 prepared in the disk is equipped with; an identification information acquisition section 732 which communicates with a radio information transmitter which sends identification information of the disk and acquires identification information; an information determination section 733 which determines whether the disk is recordable or reproducible from acquired identification information; and open operation controllers 731 and 743 which generates and outputs the control signal which opens the disk storage section to the open and close means 25 when it is determined that reproduction or recording is possible.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006145356-A (JP)
Title: Density measuring method of fluid filled in porous body by nmr spectral method
Inventor: KANAKUBO MITSUHISA
IPC: G01N9/00
Filed: 2004-11-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a density measuring method of a fluid filled in a porous body by an NMR spectral method.  <P>SOLUTION: In the method for measuring the density of a fluid in pores of a porous body, an NMR signal of the signal (a) caused by a bulk fluid and the signal (b) caused by the fluid in the pores is measured and the density of the fluid in the internal spaces of the porous body is measured from the value of the integrated intensity of the NMR signal. A porous body product, to which the value of the density d<SB>conf</SB>of the fluid in the pores measured by this method is applied as a characteristic value, is also disclosed.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006144934-A (JP)
Title: Power transmission shaft
Inventor: ICHIKAWA KAZUYUKI
IPC: C21D7/06
Filed: 2004-11-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a power transmission shaft, the torsion fatigue strength of which can be evaluated on the basis of management index different from a compressive residual stress of an outer surface.  <P>SOLUTION: The power transmission shaft is formed with outer peripheral serration 1a, 1b. Evaluation of the torsion fatigue strength is carried out, based on the compressive residual stress at a depth of 30 μm from the outer surface of a rising end portion 1c of the outer peripheral serration 1a, 1b and further at a depth of 50 μm from the outer surface. By ensuring the compressive residual stress of 1,150 MPa or more at the depth of 30 μm from the outer surface and further at the depth of 50 μm from the outer surface, it is made possible to surely obtain a high torsion fatigue strength.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006147076-A (JP)
Title: Optical disk device and optical pickup control device
Inventor: SHIMADA HIROSHI
IPC: G11B7/125
Filed: 2004-11-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical disk device capable of measuring an offset voltage with high accuracy during reproduction or recording operation, and to provide an optical pickup control device.  <P>SOLUTION: The optical disk device comprises; an optical pickup 25 for temporarily interrupting emission of a laser beam based on a 1st timing signal TS1; a differential amplifier circuit 11 for amplifying a difference between a monitor voltage MS and a reference voltage as an output power setting reference and producing a differential amplification voltage DS; an adder circuit 14 which adds the differential amplification voltage DS and a DC bias voltage BS and producing a laser power control voltage CS for controlling output power of the laser beam; a bias voltage producing circuit 15a for producing the DC bias voltage BS; and switch circuitry 13 which interrupts supply of the differential amplification voltage DS to the adder circuit 14 for the period in which the emission of the laser beam is temporarily interrupted, and which transmits the differential amplification voltage DS to the adder circuit 14 according to resumption of the laser beam emission.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006149173-A (JP)
Title: Power supplying device
Inventor: SARASHINA YASUHIRO
IPC: H02M7/06
Filed: 2004-11-24
Abstract: <P>PROBLEM TO BE SOLVED: To miniaturize the entire device to be arranged in a gap part at the center of a toroidal type transformer by reducing the size of a choke coil and to prevent the magnetism emitted from the choke coil during operation from adversely affecting surrounding equipment, in a power supply means which is equipped with the toroidal type transformer and a choke coil for a smoothing means and supplies DC electricity.  <P>SOLUTION: The power supplying device is equipped with a toroidal type transformer 3 and a choke coil 21 for a smoothing means, wherein the choke coil 21 is arranged in a gap part 11 at the center of the toroidal type transformer 3. In addition, the device is also equipped with a cover body 25 which covers the toroidal type transformer 3 and can shield the magnetism emitted from the choke coil 21 during operation.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006152848-A (JP)
Title: Controller of internal combustion engine
Inventor: MUTO HARUFUMI
IPC: F02D9/02
Filed: 2004-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the durability of a throttle valve and a throttle valve drive means from being lowered by preventing hunching from occurring in a throttle opening when an engine is operated in a steady state.  <P>SOLUTION: A target engine load factor KLT is calculated. A target throttle opening θtT necessary for changing an actual engine load factor KL to the target engine load factor KLT is calculated based on an intake pipe pressure which is a pressure in an intake passage on the downstream side of the throttle valve. A convergent throttle opening θtCV which is a throttle opening to converge when the target engine load factor KLT is assumed to be held at the calculated KLT is calculated. In the transient operation of the engine, the target throttle opening θtT is set to a final target throttle opening θtTf, and in the steady operation of the engine, the convergent throttle opening θtCV is set to the target throttle opening θtTf. Next, the throttle valve is driven so that the actual throttle opening θt matches the final target throttle opening θtTf.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006154113-A (JP)
Title: Image forming apparatus
Inventor: ANDO YOSHIHIRO
IPC: G03G15/20
Filed: 2004-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To perform fixing by less heat energy consumption in a fixing means having a plurality of nips formed by pressure rollers.  <P>SOLUTION: In an image forming apparatus for forming an image on a recording material P by toner and then heating the toner by the fixing means to fix the toner on the recording material P, the fixing means 43 has a plurality of nip parts 74, 75 formed by a heat roller 51 and the pressure rollers 52, 53 and a heat insulating material 58 is arranged concentrically with the heat roller 51 on the outside of the heat roller 51.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006153123-A (JP)
Title: Linear guide device
Inventor: SHIMIZU YOSHIHISA
IPC: F16C29/06
Filed: 2004-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a means for preventing damage of a lip part of a sealing part of a linear guide device and reducing fluctuation of travel resistance when a slider runs.  <P>SOLUTION: This linear guide device is provided with a rail having a rail track channel and a rail installation hole for installing the rail, the slider like a saddle having a slider track channel opposing to the rail track channel and moving on the rail linearly, and a rolling body rolling in a load passage formed by the rail track channel and the slider track channel. A projecting curved face is formed on an outer side of a corner part of the rail installation hole and an upper face of the rail in the corner part.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006150744-A (JP)
Title: Liquid ejection head and its manufacturing process, recorder having liquid ejection head
Inventor: HAYAKAWA YUKIHIRO
IPC: B41J2/05
Filed: 2004-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To form a liquid ejection head including a semiconductor substrate with high precision.  <P>SOLUTION: A semiconductor is fabricated in a silicon substrate 7 and a first wiring layer is formed to serve as a sacrifice layer partially. A silicon oxide film (interlayer insulating film) 13 is formed and a heater 3 is made by forming a heating resistor 14 and a second wiring layer 15. On the sacrifice layer, the second wiring layer 15 is removed to leave only the heating resistor 14. A protective silicon nitride film 16 and a cavitation resistant tantalum film 17 are formed and patterned. A resin substrate 2 is placed on a semiconductor substrate 1 and a supply opening 5 is formed by removing the sacrifice layer. The silicon oxide film 13 of a membrane film in the supply opening 5 is removed by wet etching. The heating resistor 14 serves as an etching stopper layer and the silicon nitride film 16 is not damaged. Remaining part of the membrane film, i.e. the heating resistor 14, and the silicon nitride film 16 are removed by dry etching to form a channel 4 and an ejection opening 6 in the resin substrate 2.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006157473-A (JP)
Title: Stream multiplex transmitter
Inventor: NISHIMURA SATOSHI
IPC: H04L47/22
Filed: 2004-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To realize a stream multiplex transmitter that prevents the occurrence of a burst output.  <P>SOLUTION: An input stream packet is temporarily stored in channel buffers (5a to 5n) provided in input lines (2a to 2n), and a packet of a selected channel is transferred to a packet multiplexing part (4). A multiplexing control part (6) for performing multiplexing control has information about the transmission rate of each channel and packet length, selects a channel on the basis of the information and defines a time interval for channel selection. The time interval for channel selection is defined as a value obtained by dividing the packet length of the selected channel by a multiplexed transmission rate. If no information about the channel transmission rate and the packet length is obtained, an input transmission rate estimating part (20) for estimating an input transmission rate and packet length from input stream information can be used. Further, to cope with the case in which jitter is included in an input stream, a virtual transmission rate setting part (10) for increasing a channel transmission rate by as much as α times can be provided.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006154371-A (JP)
Title: Image forming apparatus
Inventor: TAKAHASHI TOMOHIRO
IPC: G03G15/01
Filed: 2004-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To reduce an amount of toner consumption for calibration and working hours.  <P>SOLUTION: A control part 100 comprises a consumption amount detecting part 103 for finding the amount of the toner consumption of each color, a determining part 104 for determining whether the amount of the toner consumption of each color is a prescribed preset threshold value or less, a density regulating part 110 for regulating density of toner images of each color respectively, a regulation instruction part 105 for instructing that the density of the toner images of each color is regulated to the density regulation part 110, and a timing setting part 106 for setting density regulation timing. The regulation instruction part 105 instructs to the density regulation part 110 in order to skip regulation of this time density regulation timing.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006154372-A (JP)
Title: Cleaning apparatus and image forming apparatus
Inventor: KASHIWAKURA KUNIAKI
IPC: G03G21/00
Filed: 2004-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cleaning apparatus suppressing wear on the surface of an image carrier and wear of a cleaning blade and also suppressing the reduction of lubricant application quantity to the image carrier.  <P>SOLUTION: The cleaning apparatus 28 comprises: a lubricant block 38; a lubricant application means 36 for scraping off the lubricant block 38 by rotation, carrying lubricant and then applying the lubricant to the surface 16 of the image carrier 14; an electric field generation means 46 for generating an electric field between the image carrier 14 and the lubricant application means 36 so that toner carried by the image carrier 14 is moved to the lubricant application means 36 by electric force; and a toner recovering means 42 arranged on the upstream of the lubricant block 38 in the rotational direction of the lubricant application means 36 and capable of recovering toner carried by the lubricant application means 36.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006149732-A (JP)
Title: Game machine
Inventor: SAKURAI TAKAHIRO
IPC: A63F5/04
Filed: 2004-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine capable of preventing the fraudulent setting change.  <P>SOLUTION: The game machine has an input operation permitting device 130, which is a control part for making the operation of an input operation device for the setting change effective and which has a plurality of input parts. When one or a plurality of operations of the input operation device is performed and if either one or both input parts of the input operation permitting device 130 is operated in a predetermined order before and/or after the operation of the input operation device, a process related to the setting change is executed based on the input of the operation of the input operation device; if the input operation device is operated but not in the predetermined order, the input of the operation is canceled.  <P>COPYRIGHT: (C)2006,JPO&NCIPI
Patent JP-2006152203-A (JP)
Title: Ito ink
Inventor: KUMAGAI AKINORI
IPC: C09D11/00
Filed: 2004-12-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a water-based ITO ink which has excellent adhesiveness to glass substrates, has high transparency, and can form fine wirings and electrodes.  <P>SOLUTION: This water-based ITO ink comprising water as a solvent, ITO powder, a surface tension-adjusting agent, and an adhesiveness-improving agent is characterized in that the adhesiveness-improving agent is one or more agents selected from the group consisting of a silane coupling agent, a titanium coupling agent, a zirconia coupling agent and an aluminum coupling agent.  <P>COPYRIGHT: (C)2006,JPO&NCIPI