baber/WOPTO huggingface dataset:
Patent JP-2001233619-A (JP)
Title: Method for producing iron-based complex hydroxide and water-treating material using the same complex hydroxide
Inventor: KIYOTA YOSHIMI
IPC: C02F1/28
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a method for simply producing an iron-based complex hydroxide without adding any carbonate and provide a water-treating material by using the above complex hydroxide capable of removing harmful substances contained in water in high surface coverage at a high speed and free from anxiety on human health in drinking water treatment. SOLUTION: An aqueous solution of an alkali is gradually added to an aqueous solution of a raw material obtained by mixing an aqueous solution of an alkaline earth metal salt with an aqueous solution of a trivalent iron salt so that a molar ratio of Fe to M becomes 1 to 4 when the alkaline earth metal is defined as M, until pH of the mixed solution becomes >=13 while strongly stirring the aqueous solution of raw material or while applying ultrasonic wave to the above aqueous solution of raw material in the air and the above aqueous solution of raw material is crystallized through gel state to produce the objective layered iron-based complex hydroxide having pyrooolite type structure and represented by the formula M2+(8-x)Fe3+x(OH)16(CO32-)x/2.mH2O (wherein M is Mg or Ca and 0<x<=6 and 0<m<=5).
Patent JP-2001236242-A (JP)
Title: Electronic equipment system and method for controlling the same
Inventor: KANEYA MITSUHISA
IPC: G06F13/10
Filed: 2000-02-22
Abstract: PROBLEM TO BE SOLVED: To provide an electronic equipment system equipped with an IEEE1394I /F capable of performing transition to a service mode with excellent operability, cost performance, and safety and a method for controlling this electronic equipment system. SOLUTION: This image forming system being this operational configuration is constituted so that plural image forming devices can be connected to the same IEEE1394 bus, and a host device 2 for operating remote control to a target device 1 is connected. The target device 1 performs transition to a service mode based on a specific packet or a packet column from the host device 2, and plural image forming devices 3 other than the target device 1 can perform communication by using the IEEE1394 bus as usual even in the middle of a maintenance work or diagnostic work. Also, the target device 1 itself can perform communication with the image forming devices 3 other than the host device 2 regardless of the normal operational configuration.  Therefore, it is possible to appropriately control transition to the service mode without generating the deterioration of operability due to any complicate key input or the increase of costs due to the support of any additional circuit or special protocol.
Patent JP-2001238852-A (JP)
Title: Driving mechanism of operating wire in endoscope
Inventor: OUCHI TERUO
IPC: A61B1/00
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a driving mechanism of an operating wire in an endoscope, which allows the arrangement of a gear wheel at the upper end of an operating part and secures sufficient space at a gripping end so as to carry out a good operation. SOLUTION: At a driving structure of an operating wire attached to an endoscope in which a gear wheel 17, with revolving operation at an operating part, pulls and drives an operating wire, a string-shaped body 20 is winded spirally round the face of the outer surroundings at the nearby basic end part of an operating wire 10 with a pitch corresponding to that of a gear wheel 17 and fixed. One part thereof is curved along the gear wheel 17 so as to be intertwined with the gear wheel 17, and a free end side 11 of the operating wire 10 is extended to a different direction from the extension line of a pulling direction by the operation wire 10.
Patent JP-2001243234-A (JP)
Title: Information retrieval system and electronic commerce system
Inventor: YAMASHITA RYOZO
IPC: G06Q30/06
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide an information retrieval system and an electronic commerce system to enable a user to easily search for information about merchandise and shop, etc., with different attributes of schemer from a broad network. SOLUTION: These systems are characterized by providing a portal site and/or a download site (30x) with an ontology converting function (31x) to convert a retrieval schemer by which the user requests retrieval by uniquely defining it into schemers of its own portal site and/or its own download site (30x) according to a prescribed rule (55) and performing a retrieval processing of the database (33x) by the schemer converted by the ontology converting function (31x) when the user collects information about merchandise and service by retrieving a database (33x) of a portal site and/or a download site (30x) sprinkled on the network by using a terminal (10) connected with the network.
Patent JP-2001237910-A (JP)
Title: Method and device for communication
Inventor: NODA TAKURO
IPC: G06F13/38
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To reduce the load of data transfer between devices connected to a serial bus. SOLUTION: A serial bus 4 through which data is transmitted, a magneto- optical disk device 1 or an optical disk device 2 which sends data to the serial bus 4 as isochronous packets, and an amplifier 3 which receives isochronous data through the serial bus 4 and outputs it are provided, and the magneto- optical disk device 1 or the optical disk device 2 reports start of isochronous packet transmission to the amplifier 3, and the amplifier 3 starts reception of isochronous data in response to this report.
Patent JP-2001244175-A (JP)
Title: Method of exposure and aligner, mask, and method of manufacturing device
Inventor: YANAGIHARA MASAMITSU
IPC: G03F1/70
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a method of exposure and aligner for exposure by which exposure can be performed efficiently in a short time, and at the same time, the cost of exposure can be reduced, a mask, and a method of manufacturing device. SOLUTION: An aligner E synchronously moves a mask M and a substrate P from an accelerating section H 1 to a decelerating section H 4 through a setting section H 2 and a normal section H 3, and during the movement, transfers the image of a pattern formed on the mask M to the substrate P. When a transfer starting point T is set in the setting section H 2 according to the target accuracy of the pattern to be formed, the exposure can be performed efficiently, in such a way that the exposing area on the substrate P can be expanded, and so on, in the case where the mask M and substrate P are moved by prescribe number of strokes.
Patent JP-2001239923-A (JP)
Title: Wiper device
Inventor: HOSHINO TAKASHI
IPC: B60S1/24
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To minimally constitute a rod rushing-in angle formed by a link arm and a link rod for reciprocatively rotating pivot shafts in a wiper device for arranging a pair of pivot shafts in a lateral directional central part and one side part of a window part. SOLUTION: A (second) pivot shaft 3 for one side part is arranged so that a surface including a rocking locus of the second link arm 13 connected to the second pivot shaft 3 and the lengthwise directional axis of the second link rod 12 become the almost parallel relationship.
Patent JP-2001246563-A (JP)
Title: Abrasive liquid feeder
Inventor: KOMATSU MITSUNORI
IPC: B24B37/00
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide an abrasive liquid feeder capable of saving the space for abrasive liquid concentrate and supplying an abrasive liquid having stable properties to a polishing device. SOLUTION: This abrasive liquid feeder 1 for feeding the abrasive liquid to a polishing unit 2 comprises a kneader 38 for producing an abrasive liquid concentrate from a powder that is the raw material, a solvent and necessary chemicals within a vessel, a liquid concentrate tank 10 for storing the liquid concentrate from the kneader, a filter 76 interposed in a liquid concentrate supply pipe 72 connecting the kneader 38 to the liquid concentrate tank 10 to remove undispersed particles in the abrasive liquid concentrate, and an abrasive liquid preparing means for preparing the abrasive liquid of a prescribed concentration from the liquid concentrate from the liquid concentrate tank, a diluent, and necessary chemicals.
Patent JP-2001244656-A (JP)
Title: Storing case for electronic circuit board
Inventor: TAKEUCHI KYOHEI
IPC: H05K7/14
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To fix and store an electronic circuit board in a storing case surely, prevent warp of the board due to thermal stress and vibration without causing reduction of a mounting area of the board surface and increase of working process, prevent generation of cracks in a soldering part between the board and an electronic component, and improve strength of the case. SOLUTION: Flanges 32, 42 are formed in corners of an upper case 30 and a lower case 40. Protruding parts 54, 56 are continuously formed in integral bodies with the flanges 32, 42, on two inner wall side surfaces 30a, 30b, 40a, 40b which clamp the corners. Fixing holes 34, 44 are formed in the flanges 32, 42, and penetrating holes 52 are formed in end portions of the electronic circuit board 14. The upper case 30, the lower case 40 and the electronic circuit board 14 are fastened together by using screws 24, and the end portions of the electronic circuit board are clamped by the protruding parts 38, 48.
Patent JP-2001249620-A (JP)
Title: Multistage infrared cooling furnace for flat panel display
Inventor: IWATANI NOBUO
IPC: G09F9/00
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To provide a cooling furnace which obviates the generation of static electricity during cooling and the contamination of substrate surfaces with dust. SOLUTION: Multiple hollow IR cooling plates are disposed in multiple stages apart prescribed spacings within a furnace casing and the connecting pipes interposed at both ends of the respective hollow IR cooling plates are connected to the refrigerant passage spaces of the spacing within the furnace casing. In addition, the glass substrates are arranged between the respective hollow IR cooling plates.
Patent JP-2001251420-A (JP)
Title: Holding method of telephone device
Inventor: MIYAZAWA HISASHI
IPC: H04M1/80
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To disconnect an outside line which has been engaged when holding operation is done during an outside-line call and to restart the call by dialing the telephone number of a held telephone device saved in the outside-line origination or termination when the holding operation is reset. SOLUTION: When the outside line is held during an outside-line call, it is judged whether or not an in-calling opposite-side telephone number stored in an origination history memory 210 or termination history memory 220 is a telephone number which can be dialed to the outside line. When so, a display part 40 of the telephone device 10 displays the outside-line holding state and the outside line is disconnected; when the holding operation is reset by the telephone set 20 afterward, the telephone number of the held telephone device saved in the origination history memory 210 or termination history memory 220 is dialed to restore the outside-line call to the held-side telephone device.
Patent JP-2001249205-A (JP)
Title: Light-diffusing sheet and back light unit using the same
Inventor: KAMIKITA MASAKAZU
IPC: C08K7/14
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a light-diffusing sheet having anisotropic diffusing performance having different diffusing performance between in the forward and backward direction and in the lateral direction so that the sheet can be correspondent to both of the luminance distribution in the forward and backward direction and the luminance distribution in the lateral direction and that the quantity of exiting light in the normal line direction can be increased in whichever the direction, and to provide a back light unit having improved luminance by using the above light-diffusing sheet which efficiently uses rays. SOLUTION: The sheet has a base layer 2 and an anisotropic diffusion layer 3 having a fibrous light-diffusing agent 6 dispersed almost parallel to one another in a binder 5 and has the fibrous light-diffusing agent 6 protruding like a part of cylinders from the binder 5 in the anisotropic diffusion layer 3.
Patent JP-2001253708-A (JP)
Title: Manufacturing method of high purity ammonia water
Inventor: FURUYA YASUAKI
IPC: C01C1/02
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for efficiently obtaining high purity ammonia water extremely small in the concentration of impurities. SOLUTION: Liquefied ammonia at -20 to -5 deg.C is vaporized at the pressure from the vapor pressure of ammonia to 0.7 time of the vapor pressure to obtain ammonia gas and the ammonia gas is dissolved in extra pure water.
Patent JP-2001257357-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: IDA JIRO
IPC: H01L29/786
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device and its manufacturing method which has an SOI structure, capable of suppressing its short channel effect and its parasitic resistance. SOLUTION: On a semiconductor layer 108, which is the constituent an SOI wafer 102 of a semiconductor device 100, first and second insulation layers 110, 112 are formed. An opening portion 114 is formed in the first and second insulation layers 110, 112 so that the thickness of the portion of semiconductor layer 108, where a channel portion 117 is formed is made smaller than the thickness of the portion of the semiconductor layer 108 where source and drain portions 122, 124, are formed. After forming a gate insulation film 116 in the semiconductor layer 108, the channel portion 117 is formed in the portion of the semiconductor layer 108, which is present below the gate insulation film 116. After forming a gate electrode 118 in the opening portion 114, the first and second insulation films 110, 112 are removed to form sidewalls 120.  In the semiconductor layer 108, the source and drain portions 122, 124 are formed so as to interpose the channel portion 117 between them, and the surfaces of the source and drain portions 122, 124 are made into silicide.
Patent JP-2001253673-A (JP)
Title: Renewal method for passenger conveyor
Inventor: MATSUO TOSHIAKI
IPC: B66B23/00
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a renewal method for a passenger conveyor available even in a renewal working time. SOLUTION: The whole of renewal work of the escalator 50 is divided into a process S1 for renewing a handrail 12 on one side, a process S2 for renewing a handrail 12 on the other side, a process S3, in which a control panel 3 is replaced with a microcomputer-controlled control panel 3A and electric power transformer 20 varying a moving speed of steps 8 is added for modifying a driving device for the steps 8, a process S4 for renewing a lighting unit 40, and a process S5 for replacing a plurality of steps 8 with new steps 8A. For example, in a time zone, in which the escalator 50 is not used, such as a regular holiday or the nighttime, the processes S1-S5 are finished individually, and between the processes, the escalators 50A, 50B, 50C, 50D are normally operated, respectively.
Patent JP-2001267761-A (JP)
Title: Enclosure
Inventor: TAKEBE TORU
IPC: H05K5/02
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide an enclosure which can reduce the leakage of noise to the outside, can be recycled easily, and has a light weight. SOLUTION: This enclosure 1 is provided with a box-like frame housing an electronic device 4 which becomes a noise source and a film-like sound absorbing material 5 arranged in the frame so as to reduce the leakage of sounds by attenuating the sounds from the device 4. The material 5 is arranged in nearly parallel to the base section 2 and cover section 3 of the frame and is constituted to make its resonance frequency coincident with the principal frequency of the sounds from the device 4. In addition, the material 5 and the frame of the enclosure 1 are made of the same material. Therefore, at the time of discarding the enclosure 1, the sound absorbing material 5 and the frame of the enclosure 1 can be recycled easily, because the separation of the material 5 and the frame from each other is not required.
Patent JP-2001260297-A (JP)
Title: Method for manufacturing laminate
Inventor: ISHIBASHI FUMIO
IPC: B65D65/40
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a strongly bonded laminate without using an anchor coating agent to show an excellently lowered bad smell. SOLUTION: A method for manufacturing a laminate comprising a base material and an extruded laminate resin contains the following processes (1) to (4); a process (1)of a surface activation treatment: activating at least one surface of the base material, a process (2) of an ozone treatment: melt-extruding a film of a melt-extruded laminate resin at 180 to 340 deg.C followed by treating at least one surface thereof with ozone, a process (3) of pressure bonding: making the activation-treated surface of the base material obtained by the process (1) contact the ozone-treated surface of the extruded laminate film obtained by the process (2) and a process (4) of modification: making hydroperoxide contact the extruded resin surface of the laminate to remove a bad smell.
Patent JP-2001263100-A (JP)
Title: Internal combustion engine having variable valve system
Inventor: OGISO MASATO
IPC: F01N3/28
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a technique capable of preventing deterioration of exhaust emission in response to performance deterioration of respective exhaust emission control catalysts, in an internal combustion engine provided with the emission control catalysts in an exhaust system, in particular, in the internal combustion engine provided with plural emission control catalysts different in their exhaust emission control characteristics in the exhaust system. SOLUTION: In this internal combustion engine with a variable valve system, the variable valve system is controlled to reduce an amount of nitrogen oxides discharged from the internal combustion engine when the NOx emission control catalyst is deteriorated, and the valve system is controlled to reduce amount s of hydrocarbons and carbon monoxide discharged from the internal combustion engine when the three-way catalyst is deteriorated, in eth internal combustion engine provided with the NOx emission control catalyst for emission-controlling the nitrogen oxides contained in exhaust, and provided with the three-way catalyst for emission-controlling the hydrocarbons, the carbon monoxide and the nitrogen oxides.
Patent JP-2001267228-A (JP)
Title: Error control system for semiconductor manufacturing device
Inventor: KAWASOME TAKASHI
IPC: H01L21/02
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide an error control system which is previously provided with an error list that is not required to be updated and capable of dealing with a device as an object of control by the use of a small recording capacity which records an error history from the device. SOLUTION: A semiconductor manufacturing device error control system is equipped with an error database 201 which stores error data occurring in a semiconductor manufacturing device 102, an error detecting means 202 which detects errors, an error informing means which informs an error data control computer 101 of errors, an answering means 205 which answers the detailed error data on inquiry made by the error data control computer 101 about error data, an external communication interface 204 which transmits or receives data to or from the error data control computer 101, a device communication interface 206 which receives an error occurrence notice, an error history data keeping means 207 which keeps error data received by the device communication interface 2 as a history, an error data inquiry means 209 which inquires error data,  and display means 208 and 210 which display error history data and error detailed data respectively.
Patent JP-2001263427-A (JP)
Title: Toothed transmission belt having polyurethane elastomer tooth
Inventor: HARA KOICHIRO
IPC: C08L75/04
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a toothed transmission belt which reduces the irregular engagement speed attributable to the engagement vibration of the teeth of the belt with tooth grooves of a toothed pulley. SOLUTION: In the toothed transmission belt in which a belt body formed of a polyurethane elastomer has teeth on an inner surface at the spaces with a predetermined pitch, and has an embedded tension body, the polyurethane elastomer contains a lubricant (preferably, glyceride fatty acid), has the JIS A hardness of 70-80, and the coefficient of dynamic friction of the tooth flank is <=0.5.
Patent JP-2001258833-A (JP)
Title: Endoscope
Inventor: TAKAHASHI KENSHO
IPC: A61B1/00
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide an endoscope in which a water filling tube can be connected to the injection port of a sub-water supplying conduit arranged in an operation part so as not to disturb the operation of the endoscope. SOLUTION: This endoscope comprises a tube fixing member 60 capable of attaching and detaching the water filling tube 40 attachably and detachably connected to the injection port 14b of the sub-water supplying conduit 14 to a position laid along the outer surface of a light guide connecting tube 16.
Patent JP-2000338885-A (JP)
Title: Indoor signboard
Inventor: NOMURA IZUMI
IPC: G09F15/00
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To obtain an indoor signboard which enables both of a trader side and a user side to easily carry out the work for transportation, storage, development, recover, etc., at a low cost by enclosing at least the top edge surface and bottom edge surfaces of synthetic resin plates with rigid frames and forming the front surfaces or the rear surfaces thereof as tight contact surfaces of sheets printed or drawn with signboard display contents, thereby constituting unit plates. SOLUTION: The unit plate 5 is 580 mm height × 650 mm length × 30 mm thickness and is formed by mounting aluminum sheets 27 of 30 mm on one side on the top edge surface 25 and bottom edge surface 26 of a foamed styrol sheet covered with double layers of paper and aluminum foil on the surfaces as the rigid frames. The tight contact surfaces consisting of tacky adhesive layers are formed on the front surface of the indoor signboard 1 and the sheets 3 printed or drawn with the signboard display contents 2 are stuck thereto. Wire length regulating clamps 10 which are free only in a delivery direction are mounted in the delivery ports of hanging wires 17 of a lifting mechanism 31 and the hanging wires 17 are loaded at all times in the direction where the wires are taken up, by which the hanging height is maintained.