baber/WOPTO huggingface dataset:
Patent JP-2002307703-A (JP)
Title: Ink tank and initial conduction apparatus for ink
Inventor: KABASAWA YASUNARI
IPC: B41J2/175
Filed: 2001-04-11
Abstract: PROBLEM TO BE SOLVED: To provide an ink tank in which a recording head can perform printing regardless of the orientation of the ink ejection plane. SOLUTION: An ink tank 45 comprises an ink absorber 51 disposed in the vicinity of the supply opening 48 of an ink chamber 46, and high viscosity fluid 52 disposed oppositely to the ink absorber 51 while holding ink 47 between. Air 53 touches the high viscosity fluid 52 on the side opposite to the ink 47 wherein the air 53 is supplied by means of a pump, or the like, through an air supply pipe 54, an air supply opening 55, and an air conduction passage 56. The high viscosity fluid 52 is moved to the supply opening 48 side by an amount of ink 47 decreased by print operation of an ink jet head.
Patent JP-2002307692-A (JP)
Title: Ink jet head and its manufacturing method
Inventor: YOSHIOKA TOMOYOSHI
IPC: B41J2/045
Filed: 2001-04-12
Abstract: PROBLEM TO BE SOLVED: To solidly maintain an adhesion state of a cover plate and a nozzle plate to an upper face and a front face of a substrate without complicating a manufacturing process, and surely protect an electrode film formed inside an ink chamber from ink. SOLUTION: A plurality of grooves 2 are formed to the upper face of the substrate 1, and electrodes 4 are formed to upper parts of inner side faces of partition walls 3 in each groove 2. The cover plate 5 is bonded via an adhesive to the upper face of the substrate 1. Thereafter, parylene films 6 are formed to two side faces, an upper face and a bottom face inside the ink chamber constituted of the groove 2. The parylene film 6 is surely formed also to a corner formed by an upper end of the electrode 4 and an inner side face of the cover plate 5 in the ink chamber 2, and therefore the electrode 4 is prevented from contacting the ink even partially and being eroded by the ink.  Moreover, the ink is prevented from invading a joint between an upper face of the partition wall 3 and the upper end of the electrode 4 at the cover plate 5, so that the adhesive used for jointing the cover plate 5 is prevented from being eroded by the ink.
Patent JP-2002313606-A (JP)
Title: Thermistor
Inventor: NAGAREDA KENJI
IPC: H01C7/02
Filed: 2001-04-12
Abstract: PROBLEM TO BE SOLVED: To obtain a thermistor which is protected against a through breakdown caused by the concentration of an electric field even if a rush current is repeatedly applied, hardly rises in element resistance, and is superior in reliability. SOLUTION: This thermistor 1 is equipped with a first electrode 4 and a second electrode 6 which are formed on the first and second main surfaces 2a and 2b of a thermistor element 2, and a first resistive layer 3 and a second resistive layer 5 which are lower in resistivity than that of the thermistor element 2 at a normal temperature and formed on the main surfaces 2a and 2b respectively so as to prevent the edges of the electrodes 4 and 6 from coming into contact with the thermistor element 2.
Patent JP-2002306863-A (JP)
Title: Scissors with fingerhook
Inventor: SUETSUGU REIKA
IPC: B26B13/20
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To provide scissors with fingerhooks which are selectively usable without removing an auxiliary fingerhook for hooking the finger from the fingerhook. SOLUTION: The scissors 1 with the fingerhooks are constituted by turnably attaching the auxiliary fingerhook 12 by means of a turning shaft 14 to a pivot 13 disposed at the second fingerhook 8. The auxiliary fingerhook 12 is turned to a use position when necessary and is turned to a housing position when the auxiliary fingerhook 12 is not necessary, by which the selective use of the scissors is made possible. Since a notch 15 is formed in the housing position, the auxiliary fingerhook 12 can be housed at the outer periphery of the second fingerhook 8 and therefore a user is able to use the scissors without feeling odd even when the scissors are compared with the conventional scissors.
Patent JP-2002314376-A (JP)
Title: All-pass filter
Inventor: IMANISHI YOSHIKAZU
IPC: H03H11/18
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To provide an all-pass filter capable of realizing an accurate frequency characteristic. SOLUTION: This all-pass filter is provided with a filter that is provided with at least one transconductance 4 and at least one resistor 7 subordinate to the transconductance 4, and is also provided with at least one capacitor 3 connected between the input of the transconductance 4 and the output of the resistor 7, and at least one capacitor 5 connected to the output of the transconductance 4, and a differentiator 2 connected between the input and output circuits of the transconductance 4 and including at least one capacitor.
Patent JP-2002318191-A (JP)
Title: Signal processing circuit of analyzer
Inventor: KINOSHITA DAIJIRO
IPC: G01N21/3504
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a signal processing circuit of an analyzer capable of improving reliability and performing cost decrease by eliminating a synchronous signal detection sensor for signal processing on the light intermittent type analyzer represented by an infrared analyzer. SOLUTION: This signal processing circuit 1 of the analyzer to find a measuring value O by using a measuring signal S intermittent with frequency specified by the number of revolution of a chopper 5 to be driven by a motor with a reference signal R intermittent with the same frequency and the same phase as this measuring signal S is provided with a reference signal generating circuit 9 to generate the reference signal R by providing rotational information r1 of the motor 6 in accordance with variation voltage supplied to the motor from an electric power source part of the motor 6 and using this rotational information r1 .
Patent JP-2002321163-A (JP)
Title: Impact wrench
Inventor: TAGA YOUTAROU
IPC: B25B21/02
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a control device capable of adjusting the content of an air flow with high accuracy by fixing both the air regulator and the reverse valve of an impact wrench and integrally rotating the two to simplify operation and prevent the deviation of control accuracy. SOLUTION: The impact wrench is provided with a regulator bushing 28 fitly inserted from the back and firmly fixed to a housing 21, an air regulator 27 rotatably inserted and fitted to regulator bushing 28 capable of adjusting the content of an air flow into a motor 25, and the reverse valve 26 fitly inserted inside the air regulator 27 and fixed to the operation part 27a of the air regulator at the edge part. When the operation part 27a of the air regulator is rotated, the air regulator 27 integrated with this rotates simultaneously. As a result, by operating only the reverse valve 26, the motor 25 can be forwardly/reversely switched and at the same time the content of an air flow can be adjusted at the forward rotation.
Patent JP-2002319218-A (JP)
Title: Rotating member support device and rotating member mount method
Inventor: HINO YUTAKA
IPC: G11B17/051
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To achieve simplification and cost reduction in a rotating member supporting structure, such as lock pins, in the disk detection mechanism of a disk playback unit. SOLUTION: A lock pin 24 is provided with a shaft 24a which can be fitted rotatably in the shaft holes 42f of a pair of brackets 42e formed integrally with a clamping arm 42 by sheet metal working, a rectangular part 24f provided on one end of the shaft 24a, another rectangular part 24g provided on a part of the shaft close to the other end of the shaft 24a and a circular part 24h provided between one of the rectangular parts 24f and the shaft 24a and has a larger diameter than that of the shaft 24a. Both sides of the shaft 24a is fitted rotatably into the shaft holes 42f of the brackets 42e, by inserting the rectangular parts 24f and 24g from the notched parts 42g of the shaft holes 42f of the bracket 42e and moving toward one side.
Patent JP-2002320916-A (JP)
Title: Lining construction method in duct
Inventor: YAGI SHUICHI
IPC: B08B7/00
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a lining construction method in a duct that is able to obtain a uniformly-thick lining layer across the whole duct internal area regardless of an elongated condition of a duct channel and a different inner diameter without causing a liquid drop if a low-viscosity lining agent is used. SOLUTION: In such a lining construction method that is targeted to the inside of the duct, with a lining execution zone of the above duct channel as a target, the method is characterized in that a lining layer C is formed by circulating a low viscosity lining agent inside the duct.
Patent JP-2002322510-A (JP)
Title: Method for producing steel with extra-low sulfur
Inventor: FUCHIGAMI KATSUHIRO
IPC: C21C7/076
Filed: 2001-04-25
Abstract: PROBLEM TO BE SOLVED: To produce steel with extra-low sulfur by preventing remains of desulfurize-flux without obstructing the desulfurizing speed. SOLUTION: When steel with the extra-low sulfur is produced by injecting the desulfurize-flux in a secondary refining, the remains of the desulfurized flux as a factor for deteriorating cleanliness is prevented while securing the desulfurizing speed by regulating the <100 μm grain diameter of this flux to <5 mass% and the average grain diameter thereof to <=300 μm.
Patent JP-2002323641-A (JP)
Title: Optical fiber connector
Inventor: FUMIOKA HIROYUKI
IPC: G02B6/38
Filed: 2001-04-25
Abstract: PROBLEM TO BE SOLVED: To attain improved alignment of ferrule connecting faces that are optical terminals of optical fibers, to attain compactness and to enhance connecting workability of a connector, in the optical fiber connector for connecting optical fibers each other. SOLUTION: The connector is composed of two pieces which are a plug housing 20 and a socket housing 30, with a split sleeve 212 fitted along the axial direction to the inner peripheral face of the plug 21 axial hole in the plug housing 20. As a result, when both housings 20, 30 are connected to each other, the alignment of ferrules 12, 14 is properly performed on the inner peripheral face of the plug 21, so that the short length and reduced diameter of the connector 10 can be achieved, to attain the compactness.  In addition, a locking ball 37 is stored on the inner peripheral face of a socket 31 and, when the plug 21 is inserted into the socket 31, the locking ball 37 is pressed by an exterior sleeve 35 in a state fitted in a annular groove 213 on the outer peripheral face of the plug 21, so that the movement in the axial direction of the plug 21 is controlled, making the connection possible with one operation.
Patent JP-2001357614-A (JP)
Title: Method and device for data recording, and method and device for data reproduction
Inventor: SAKO YOICHIRO
IPC: G11B20/10
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To continuously record data in a recording track on a disk-like recording medium in spite of the disturbance of a servo system due to disturbance, to drop power consumption while a system waits for a recording operation and to avoid a danger that recorded data are erroneously deleted. SOLUTION: Compression data which is obtained by compressing continuous data at every unit data with an ADPCM encoder 43 are sequentially stored in a memory 44 at first transfer speed, compression data of a prescribed amount which are constituted of a plurality of pieces of unit data stored in the memory 44 are continuously read. A magnetic head 34 records the data in a magneto- optical disk 32 to second transfer speed faster than first transfer speed. In a period which is equivalent to a period to the moment when compression data of the prescribed amount is stored in the memory 44 and read after the compression data of the prescribed amount are recorded and which corresponds to the difference of the first transfer speed and second transfer speed, the recording head 34 scans the same track and stops the recording operation of data.
Patent JP-2002321001-A (JP)
Title: Rolling method and device for reinforced rod steel
Inventor: MEHARA AKIO
IPC: B21B1/16
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a rolling method and device for a reinforced rod steel capable of improving a reduction ratio in a rolling line and reducing numbers of rolling mills and times of changing rolling mills. SOLUTION: This rolling method and device is to manufacture a reinforced rod steel rolled by a finishing-roll-line rolling from a material rolled to a cross- section size by an intermediate-roll-line rolling. In the rolling lien of three stands upstream side from the final finishing stand, which is arranged by one unit or more than two units comprising three rolling mills equipped with caliber shape rolls suitable for rolling the material of polygonal cross-section or the material of polygonal cross-section and round cross-section from the upstream side in turn, a prestress four roll sizing rolling mill, which changes four roll cassettes in each round size of a molding preparation as the most downstream rolling mill in the unit, is applied.
Patent JP-2002325720-A (JP)
Title: Endoscope
Inventor: SENDAI TOMONARI
IPC: H04N5/335
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide the S/N of imaging signals by reducing noise made before an electric charge multiplication means in an endoscope provided with a solid- state imaging means having the electric charge multiplication means. SOLUTION: An organism observation part is imaged by a CCD imaging device 106 and displayed on a monitor. In this case, a signal electric charge photoelectrically converted by a photodetective part 21 is transferred to a storing part 22 every prescribed time, transferred additionally to a horizontal transferring path 23 in order, multiplied by an electric charge multiplication path 24 and outputted from an output part 25. The residual electric charges of the path 23 and the path 24 are cleared through a clear drain 26 every horizontal blanking period just after outputting of a signal electric charge for one horizontal line at the part 21.  The residual electric charges of the part 22 and a vertical transferring CCD 33 are transferred to a substrate cleared through a clearing part 34 in addition to clearing of the residual electric charges of the path 23 and the path 24 every frame blanking period just after outputting of all the signal electric charges. Thus, making of noise due to the residual electric charges is reduced.
Patent JP-2002329942-A (JP)
Title: Ground pattern connection metal fitting of electronic apparatus and substrate mounting structure
Inventor: KAMITOMAI NOU
IPC: H05K7/14
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To reduce assembling man-hours in using metal fittings for connecting a GP while holding a specified distance between circuit boards. SOLUTION: The metal fitting 20 for an electronic apparatus is inserted between circuit boards 12, 13 to connect their GPs 12a, 12b. The fitting 20 has an inverted U-shaped body 21 having a screw inserting hole 24 at the center and a specified height, GP connection pieces 22 bent outwards from both ends of the inverted U-shaped body 21 for connecting the GP of the circuit board, and protrusions 23 projecting directly from both ends of the body 21. The protrusions 23 are inserted in positioning holes 28 formed into the circuit board to fix the GP connection metal fitting to the circuit board without using any special tool.
Patent JP-2002329505-A (JP)
Title: Method of manufacturing fuel cell tube
Inventor: TOMITA KAZUO
IPC: H01M4/88
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To simultaneously carry out a reduction of a fuel electrode or the like and an operation inspection of a fuel cell in manufacture of a cell tube for the fuel cell, reduce manufacturing processes, and finish operation confirmation of the fuel cell before installation in a fuel cell system. SOLUTION: The method of manufacturing the fuel cell tube is provided with a step (1) of forming a substrate tube 1 from slurry having raw material and an organic solvent, a step (2) of forming the fuel electrode, a lead film, an electrolyte and a interconnector on the substrate tube 1, a step (3) of closing one end part of the substrate tube 1, a step (4) of baking the closed substrate tube 1, a step of forming an air electrode on the baked substrate tube 1, a step of sending reducing gas inside the substrate tube 1 and baking the air electrode while deoxidizing the fuel electrode and the lead film, and a step of measuring a terminal voltage of the fuel cell on the substrate tube 1.
Patent JP-2002329331-A (JP)
Title: Information recording medium, information reproducing device, and information reproducing method
Inventor: OSAWA HIDEAKI
IPC: G11B7/24035
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide an information recording medium which absorbs the eccentric error of a plurality of information recording layers to prevent the occurrence of unstable reproducing caused by the eccentric error. SOLUTION: The information recording medium has a plurality of information recording layers like disks which are stuck to each other within the range of an allowable eccentric error, and a data area (11) provided in each information recording layer is provided with a guard track (14) where user data is not recorded for a prescribed radial distance from the radial position in the innermost periphery of the data area toward the outer peripheral side.
Patent JP-2002332897-A (JP)
Title: Control device for internal combustion engine
Inventor: MABUCHI MAMORU
IPC: F02P5/15
Filed: 2001-05-01
Abstract: PROBLEM TO BE SOLVED: To prevent operation of unnecessary ignition timing lag control during steady operation. SOLUTION: Required illustrated torque is computed by a required illustrated torque arithmetic means 51 and torque efficiency is computed, corresponding to a target air/fuel ratio by torque efficiency arithmetic means 53, and the required illustrated torque is corrected with the torque efficiency by a corrected torque arithmetic means 54 to find the corrected toque. A target air amount is computed according to the corrected torque by target air amount arithmetic means 55.  A lag for the target air amount equivalent to a lag for an intake system is corrected by an intake lag correcting means 61 to find an estimated air amount, and estimated torque is computed according to the estimated air amount by an estimated torque arithmetic means 62, and an ignition timing lag amount is computed in accordance with the estimated torque and the corrected torque, by ignition timing lag amount arithmetic means 63. A final ignition timing is found according to a basic ignition timing which is determined by the operating conditions and the ignition timing lag amount, by an ignition timing arithmetic means 64 and ignition driving means 65 is driven according to the final ignition timing to carry out ignition.
Patent JP-2002326818-A (JP)
Title: Production method of slurry and production method of lithium transition metal compound oxide
Inventor: KANEKO MAMORU
IPC: H01M10/05
Filed: 2001-05-08
Abstract: PROBLEM TO BE SOLVED: To provide a method of manufacturing a slurry excellent in stability suitable for manufacturing a lithium transition metal compound oxide without producing the problem of thickening and to provide a production method of the lithium transition metal compound oxide. SOLUTION: In the production of a lithium compound, a transition metal compound and an aluminum compound, the production method of the slurry is composed of producing the slurry containing the transition metal compound and either compound of the lithium compound or the aluminum compound, and adding the other lithium compound or aluminum. The production method of the lithium transition metal complex compound is composed of spray drying the slurry obtained by the production method and providing this to the baking process. The production method of the lithium transition metal complex compound is composed of being dried and baked after preparing the slurry, the production method of the lithium transition metal complex compound is that the time until starting the dryness from containing the lithium compound and the aluminum compound is within 500 hrs, when preparing the slurry.
Patent JP-2002333859-A (JP)
Title: Method and device for interpolating pixels, and image display unit
Inventor: YAMAGATA TAKATSUGU
IPC: H04N5/66
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To improve frequency characteristics, after interpolation and to suppress sense of 'dazzling' due to images by applying suitable peaking for each interpolating point. SOLUTION: This device is provided with a high-pass filter 2 for extracting the high-frequency component from a source image signal, an interpolating position calculating means 3 for calculating the position of the interpolating point, on the basis of the enlargement scale of a previously applied image, a signal-mixing means 4 for adaptively varying a ratio to add the source image and the extracted high frequency component, corresponding to the position of the interpolating point and a pixel interpolating means 1 for generating an interpolated signal, while applying interpolation processing between pixels to an image signal outputted by the signal mixing means 4 and by adaptively varying the mixing ratio of the source image and the high frequency component corresponding to the position of the interpolating point, the frequency characteristics,  after interpolation are improved so that output amplitude characteristics which are approximate the input signal amplitude can be actualized.
Patent JP-2002334210-A (JP)
Title: Client terminal equipment, storage medium, bank server device, information transmission method, information transmission program and information transmission/ reception program
Inventor: NAKAMURA YOSHIYUKI
IPC: G06Q40/00
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To provide an Internet banking system capable of providing services closer to the daily lives of individual users. SOLUTION: Bank software for connecting a bank server is installed to client terminal equipment. The bank software can display a transfer image or the like in an offline state. The bank software prepares transaction instruction data from information inputted by the user from the images and temporarily holds them in the client terminal equipment. When the client terminal equipment is connected to a bank server device, the held data are uploaded to the bank server. Also, in the client terminal equipment, application software linked with the bank software, for which the contents of an electronic bankbook are reflected or the like, can be utilized. As such application software, household account book software and petty cash book software, etc., for instance can be provided for the user.
Patent JP-2005236337-A (JP)
Title: Thin-film acoustic resonator and method of producing the same
Inventor: YAMADA TETSUO
IPC: G10L25/90
Filed: 2001-05-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thin-film acoustic resonator with high performance superior in electromechanical coupling coefficient and acoustic quality factor or the like.  <P>SOLUTION: A pit 52 is formed in a substrate comprising a silicon wafer 51 on a surface of which a silicon oxide thin layer 53 is formed. A sandwich structure 60, comprising a piezoelectric layer 62 and lower and upper electrodes 61, 63 jointed to both surfaces of the piezoelectric layer, is disposed so as to stride over the pit 52. The upper surface of the lower electrode 61 and the lower surface of the piezoelectric layer 62 jointed to the upper surface of the lower electrode are treated so that the RMS variation of the height thereof is equal to 50 nm or smaller. The thickness of the lower electrode 61 is set to 150 nm or smaller.  <P>COPYRIGHT: (C)2005,JPO&NCIPI