baber/WOPTO huggingface dataset:
Patent JP-2004044290-A (JP)
Title: Lock device for manhole cover
Inventor: NAKAI MITSUO
IPC: E02D29/14
Filed: 2002-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lock device for a manhole cover capable of withstanding the poor using surroundings to be exposed with rainwater and muddy water and remarkably improved in a security function thereof by using two stages of lock units above and below.  <P>SOLUTION: This lock device for a manhole cover is formed of a first lock unit installed in a cover to lock the cover with a fixed receiver frame of the manhole at a closing position and a second lock unit inserted into a passage part of a first lock unit operating key formed in the cover and restricted impossible to be drawn from the cover. After drawing the second lock unit by using a second lock unit operating key, the first lock unit operating key is used to release the lock of the cover with the fixed receiver frame.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004047022-A (JP)
Title: Phase change recording medium and information recording method
Inventor: MIURA HIROSHI
IPC: G11B7/2595
Filed: 2002-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a phase change recording medium in which disk noise is reduced, an edge position of a recording mark is decided highly accurately and multi-value-recording of high recording density can be performed, and to provide an information recording method.  <P>SOLUTION: (1) When multi-value information is recorded by the combination of the edge positions before and after a recording mark in the track direction in a phase change recording medium, modulation is performed between the levels being in a range where laser power a has relation of P1>P2>P3 and a power ratio of 0.72≥P2/P1≥ 0.4. The rise timing from a power level P2 to P1 is changed in accordance with multi-value information. When a period in which a level is held at the P1 level is T1 and a period in which a level is held at the P3 level is T3, the length of T1 and T3 are changed in a range of 2.5≥T3/T1≥1.0. (2) When multi-value information is recorded on this phase change recording medium by the above information recording method, the intensity of the light reflected from a recording layer in a crystal state is lower than that from an amorphous state.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004041595-A (JP)
Title: Fastening device for fixing game board
Inventor: SUZUKI KATSUHIKO
IPC: A63F7/02
Filed: 2002-07-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fastening device for fixing a game board constantly used in a stable state without breaking a game board mount frame, even if the game board is expanded and simplifying the turning operation.  <P>SOLUTION: This fastening device comprises a mounting shaft 1 to be inserted in the game board mount frame 20 for fitting and mounting the game board 21, a turning arm 2 rotatably pivoted to the mounting shaft 1 projecting from the game board mount frame 20, a lock member 3 separately molded from the turning arm 2, journaled on the turning arm 2 so as not to contact with the mounting shaft 1 till a prescribed turning angle, and press-contacting with the rear surface 21b of the game board 21, and the press-fit member 4 attached to the mounting shaft 1 and press-fitting the lock member 3 to the front side of the game board 21.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004043745-A (JP)
Title: Fluororubber composition
Inventor: OKAMOTO MASARU
IPC: B29C35/02
Filed: 2002-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gasket material in a solid polymer type fuel cell for sealing produced water generated by the reaction, a gas used in the reaction and cooling water that holds stable sealing properties over a long period of time.  <P>SOLUTION: The gasket material is formed from a rubber composition which comprises a heat curable fluororubber, a filler having reinforcement properties, a peroxide as a vulcanizing agent for vulcanizing the fluororubber and a co-crosslinking agent for increasing a crosslinking density. The rubber composition can fully be used as a packing material for a fuel cell.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004052786-A (JP)
Title: Pin-type cage
Inventor: FUJIMOTO KAZUYA
IPC: F16B35/00
Filed: 2002-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To improve the durability of a pin by firmly connecting a ring and the pin in a pin-type cage.  <P>SOLUTION: In this pin-type cage formed by extending the pins 30 at several parts in the circumferential direction of a pair of rings 10, 20, a minimum diameter part 14 is provided in each of through-holes 11 provided in several parts in the circumferential direction of the first ring 10, and the minimum diameter part 14 is clamped from the axial direction by one end of the pin 30 and a nut 40 screwed therein, to connect the pin 30 to the first ring 10. The minimum diameter part 14 of the through hole 11 is provided with a tapered face 22, and one end of the pin 30 is provided with a tapered shank 33 corresponding to the tapered face 22. The tapered face 22 and the tapered shank 33 are pressure-fixed at the face. The connecting strength of the pin 30 to the first ring 10 is thereby improved, and when impact load or the like is applied, the impact load can be received by the whole surface of the tapered shank 33 of the pin 30.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004055004-A (JP)
Title: Manufacturing method for semiconductor memory device
Inventor: OURA TAKEHIRO
IPC: H01L27/115
Filed: 2002-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method for a semiconductor memory device in which writing and erasing speed can be kept constant by setting the internal voltage for writing and erasing to the optimum value, even when writing and erasing characteristics of the memory cell are varied due to the change of processes, in a semiconductor memory device such as a flash memory or the like.  <P>SOLUTION: This method has a process S30 in which a threshold voltage before writing in a memory cell of a semiconductor memory device is measured, a process S31 in which voltage is applied to the memory cell and writing is performed for the memory cell, a process S32 in which a threshold voltage of the memory cell after writing is measured, a process S33 in which voltage is applied to the memory cell and erasing of the memory cell is performed, a process S34 in which a threshold voltage of the memory cell after erasing is measured, and a process S37 in which internal voltage of the semiconductor memory device is set based on these measured result.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004053350-A (JP)
Title: Method for evaluating capability of dioxin removing mechanism
Inventor: WARIISHI HIROYUKI
IPC: C09K3/00
Filed: 2002-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a convenient technology for quickly and inexpensively evaluating performance of a dioxin removing function.  <P>SOLUTION: A capability evaluation agent for containing at least one type of dioxane compounds selected from 5, 6, 7, 8-tetrachlorobenzo -1, 4-dioxane, 5, 6, 7-trichlorobenzo-1, 4-dioxane and 6, 7-dichlorobenzo -1, 4-dioxane, is supplied to a dioxin removing mechanism. A dioxin removing capability of the dioxin removing mechanism is evaluated based on a decomposition capability of the dioxin removing mechanism for decomposing the dioxane compound in the capability evaluation agent.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004023995-A (JP)
Title: Linear motor of two directions of x and y-axis on plane
Inventor: NAKAGAWA TADAO
IPC: H02K41/02
Filed: 2002-06-14
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a linear motor of X and Y-axis 2-ways on a plane, by winding a coil for X and Y-axes to one bobbin.  <P>SOLUTION: A coil serving as the unit is arranged in an intersection point of X and Y-axes in a manner arranging two-dimensionally the coil serving as the unit equalizing a wire diameter and winding turns. Here, the coil for the X-axis is provided with a lead wire in every bobbin. The coil for the Y-axis is continuously wound to a prescribed unit winding turn. A magnetic substance is arranged so as to make the protruded part of an iron core reach the center of these unit coils. In this way, the linear motor with an electric characteristic of the X and Y-axes in good balance is obtained.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004049494-A (JP)
Title: Automatic blood return system
Inventor: YAMANAKA KUNIHIKO
IPC: A61M1/14
Filed: 2002-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an automatic blood return system that does not cause any contamination and medical errors, does not impose a burden on a medical worker and can be easily and simply operated when blood is returned to a patient after the end of hemodialysis.  <P>SOLUTION: This automatic blood return system has an artery side circuit 1 and a vein side circuit 10 and a liquid replenishing line 5. The artery side circuit has an artery chamber 4, a blood delivery means 3 and a bubble detection means 6. The vein side circuit has a vein chamber 11 and a bubble detection means 12. The liquid replenishing line has a replenishing liquid supply source 2 and a liquid delivery means 8. The blood delivery means 3 and the liquid delivery means 8 are connected by a linking control means 16 to control the blood delivery means and the liquid delivery means linked.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004056724-A (JP)
Title: Error correction decoding method
Inventor: ARAI TOSHIO
IPC: H03M13/35
Filed: 2002-07-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an error correction decoding method for improving reliability and transmission quality by preventing from incorrect correction in error correction decoding.  <P>SOLUTION: The error correction decoding method for correcting an error in received coded data after detecting mismatching between coded data to be outputted responding to estimated status transition and really received coded data when pieces of coded data transmitted based on the status transition of a convolutional encoder are performed Viterbi decoding by recipient comprises the steps of comparing the coded data with the received coded data in every bit, calculating the predetermined metric based on matching or mismatching between them, and estimating the status transition based on the cumulative values of the metric. The weight of the metric of a bit having more capabilities of generating errors in the received coded data caused by disturbance in transmission line than other bits in the received coded data is made different from the weight of the metric of the other bits.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004057340-A (JP)
Title: Thrombus section image extraction method, image processor and x-ray ct system
Inventor: IMAI YASUHIRO
IPC: G06T3/00
Filed: 2002-07-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thrombus section image extraction method, an image processor and an X-ray CT system, for simply measuring the size of a thrombus of aneurysm with high accuracy using image processing technology.  <P>SOLUTION: The thrombus section image extraction method includes the steps of: extracting vicinity region containing a blood vessel in a vertical tomographic plane intersecting perpendicularly to the blood vessel (step S404); smoothing the vicinity region (step S405); extracting an approximation region of the thrombus section from the smoothed vicinity region by region expansion processing (step S408); and extracting a circular arc region from the approximate region of the thrombus section by circular arc processing (step S409). The approximate region of the thrombus section is extracted using the region expansion processing, the circular-arc thrombus section with high accuracy is extracted from the approximate region, and the evaluation on the area of thrombus and the quantitative evaluation on a temporal change of the area of thrombus are realized.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004062532-A (JP)
Title: Connection verification device
Inventor: HASHIZUME TAKESHI
IPC: G06F17/50
Filed: 2002-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connection verification device capable of verifying connection relation between a plurality of logical blocks without verifying the logical processing of the logical block.  <P>SOLUTION: The signal level of the output terminals Y1-Yn of a BLK-Y 11 is compared with the signal level of the input terminals A1-An of a BLK-A 14 and the connection relation between the BLK-Y 11 and a BLK-A 14 is verified.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004061385-A (JP)
Title: Pulley for measuring belt load
Inventor: TANAKA KANEKAZU
IPC: G01L1/22
Filed: 2002-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pulley for measuring a belt load, which can measure a deflecting force of a running belt in an actual operation state of a belt transmission system employing a toothed belt or a flat belt with a structure by which its running direction is not constrained.  <P>SOLUTION: The pulley is composed of a pulley section 11 guiding a belt 1c, a fixed flange 11b being fixed on one side of the pulley section 11 and constraining the deflection of the running belt, a movable flange 11c being fixed on the other side and constraining the deflection of the running belt, a guide section 14 guiding the movable flange 11c in the width direction of the pulley, a slip ring 13 having a movable ring 13a installed integrally with the guide section 14 as a rotation side and a fixed ring 13b being engaged to them, and a compression spring 12a fitted with a strain gauge 12b on a position where a pressing load of the movable flange 11c is measured.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004058021-A (JP)
Title: Method of manufacturing biodegradable microcapsule
Inventor: TANAKA MASATO
IPC: B01J13/04
Filed: 2002-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technique to manufacture microcapsules having a biodegradable polymer as the matrix without using a chlorine-based solvent such as dichloromethane or chloroform.  <P>SOLUTION: Biodegradable microcapsules can be manufactured without using a chlorine-based solvent which is conventionally inevitable, by heating and melting a biodegradable polymer in a liquid which does not dissolve the polymer to prepare a dispersion system of the biodegradable polymer under stirring, and further cooling the system to a temperature equal to or lower than the solidification temperature of the biodegradable polymer.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004057155-A (JP)
Title: Sprinkler
Inventor: MITSUYAMA SHIGEHARU
IPC: B05B17/08
Filed: 2002-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a sprinkler stably installable according to the inclination of the ground.  <P>SOLUTION: The sprinkler 1 is provided with a water-receiving pipe 2 having a connector to be connected to a water-supplying line at one end, a water-ejecting spraying part 3 protruded from the water-receiving pipe 2 and a supporting member 4 to support the water-receiving pipe 2 on the ground in a state to erect the spraying part 3. The supporting member 4 is attached to the water-receiving pipe 2 in a manner rotatable from a direction crossing with the protruding direction of the spraying part 3 to the protruding direction of the spraying part 3. The supporting member 4 is placed on the ground G in the case of using the sprinkler 1. Since the water-receiving pipe 2 is attached to the supporting member 4 in a rotatable state, the supporting member 4 is inclined according to the inclination of the ground G to stably support the water-receiving pipe 2.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004070612-A (JP)
Title: Inventory control system, inventory control method, charging method in inventory control system, inventory control program and storage medium
Inventor: SAKUMA TOSHIYUKI
IPC: G06Q30/06
Filed: 2002-08-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inventory control system, an inventory control method, an inventory control program and a storage medium with its program stored capable of changing safety stock according to the update of set values such as a schedule planning cycle, a delivery lead time, and a schedule lead time, and always maintaining it as a proper value.  <P>SOLUTION: This inventory control system is provided with a demand forecasting means, a result value calculating means, a forecast balance calculating means, a parameter calculating means, and a safety stock calculating means for calculating safety stock based on the parameter. A regional data different from the data read at planning a schedule are temporarily read from a data storing means to each means following the update of a set value, and various calculation processing is executed one or more times. Also, a system providing side is provided with an input means for accepting the input of table designations whose use is desired at using the functions of this system. Then, a ticket file is issued based on a preliminarily set charge system according to the kind of the table, and the reading of the data of the designated table is controlled based on information indicated in the ticket file.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003055830-A (JP)
Title: Shield for protecting eye from wind
Inventor: ACQUAVIVA JEAN-NOEL
IPC: A42B3/18
Filed: 2002-08-07
Abstract: PROBLEM TO BE SOLVED: To control the switching of a position of shield. SOLUTION: This shield-type assembly for protecting eye from wind comprises a member controlled by a wind pressure-detecting member while directing to the wind, and for attaching the shield to the helmet 1 so as to be movable on the helmet 1 to remove the shield from the sight line.
Patent JP-2004069561-A (JP)
Title: Car navigation device
Inventor: SUZUKI TAKAMITSU
IPC: G08G1/0969
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a car navigation device allowing recognition of a road and a place name even when a plurality of facilities are densely located in a displayed map.  <P>SOLUTION: A display screen is divided into a plurality of sections (step S40), and the number and the type of logomarks to be displayed in a single section are extracted (step S60). When a single section includes a plurality of logomarks to be displayed, one typical logomark is displayed (step S70). In this way, overlapping display of the logomarks is prevented when a road map of a town center, for example, in which convenience stores and the like are densely located, and a user can recognize display of the road and the place name other than the logomarks.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004070084-A (JP)
Title: Cleaning device and image forming apparatus
Inventor: YAMAMOTO MITSUO
IPC: G03G15/16
Filed: 2002-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To keep residual toner clear-away performance satisfactory all the time without being affected by a state of residual toner (an amount of residual toner or the type of residual toner) in an aspect equipped with a cleaning roll.  <P>SOLUTION: A cleaning device 4 which clears away toner T remaining on a beltlike member 1 includes the cleaning roll 5 to which the residual toner T is electrostatically attracted, a layer thickness adjustment member 6, disposed upstream of the cleaning roll 5, for extending and adjusting the layer of residual toner T to a reference thickness or below, and an electrostatic charge control member 7, disposed upstream of the cleaning roll 5, for controlling the electrostatic charge polarization and the amount of electrostatic charges of the toner T remaining on the beltlike member 1. The image forming apparatus includes the cleaning device 4.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004065855-A (JP)
Title: Game machine and manufacture method thereof
Inventor: SATO SUSUMU
IPC: A63F7/02
Filed: 2002-08-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine for sealing gel with an excellent outward appearance by coping with a change in a liquid level by a volumetric change when gelling liquid filled in an intermediate layer of a glass unit in an injection port having the prescribed volume.  <P>SOLUTION: The soundproof effect at rolling of a game ball in a game is enhanced by gelling the liquid of the intermediate layer by injecting the liquid from the injection port 1021 and also injecting a gelling agent. This game machine can cope with a change in the liquid level in a midpoint range of a wall surface even if the liquid level of the liquid changes. An upper surface of this gel is not positioned in a part for covering a game board 103 of the glass unit 102 so that the gel can be sealed with an excellent outward appearance.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004073395-A (JP)
Title: Ophthalmoscopic equipment
Inventor: HASHIMOTO HIROAKI
IPC: A61B3/103
Filed: 2002-08-14
Abstract: <P>PROBLEM TO BE SOLVED: To adjust an image obtained by measuring a refractive wave front to an image more suitable for analysis to measure the refractive wave front of high precision.  <P>SOLUTION: In the ophthalmoscopic equipment, a first moving means, which moves a condensing position so as to condense the luminous flux from a first light source in the vicinity of the eyeground of an eye to be examined, and a second moving means, which moves optically a first conversion member for condensing the luminous flux reflected from the eyeground of the eye to be examined and a first light receiving part for receiving the luminous flux, are independently driven and controlled by an operator. An arithmetic part performing Zernike analysis on the basis of the angle of inclination of the luminous flux obtained in the first light receiving part to calculate the optical characteristics of the eye to be examined is provided. This arithmetic part regulates a projection side and a light receiving side on the basis of the first light receiving signal from the first light receiving part (S101-S105). Next, when an independent mode is selected (S106 and S107), the arithmetic part regulates the projection side and the light receiving side by automatic adjusting processing or manual adjusting processing. Further, the arithmetic part measures eye characteristics according to an adjusted measuring condition (S115-S123).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004083170-A (JP)
Title: Sheet feeder and recording apparatus incorporating the same
Inventor: KAWAKAMI KAZUHISA
IPC: B65H3/06
Filed: 2002-08-23
Abstract: <P>PROBLEM TO BE SOLVED: To execute accurate feeding control of a sheet feeder for controlling feeding with a rotation starting timing of a sheet feeding roller set as the standard which starts rotating by turning the power transmission of a clutch device on.  <P>SOLUTION: The clutch device 31 provided on a first digit side of a recording apparatus executes the switching on and off of the power transmission from a sheet delivering motor to the sheet feeding roller by a carriage 23 moving to the first digit side and a protruding part 23a and a first carriage engagement part 33c in a trapezoid form in plan view being engaged. The position of the carriage 23 when the sheet delivering roller is in rotation and the power transmission from the clutch 31 to the sheet feeding roller is turned on varies according to part and assembling precision, therefore, the position of the carriage 23 when the power transmission is turned on is predetermined, and feeding control of various types of sheets are performed with the carriage 23 at the predetermined position as the standard.  <P>COPYRIGHT: (C)2004,JPO