baber/WOPTO huggingface dataset:
Patent JP-2001203267-A (JP)
Title: Method of manufacturing semiconductor device
Inventor: SATAKE MITSUNARI
IPC: H01L21/3205
Filed: 2000-01-21
Abstract: PROBLEM TO BE SOLVED: To suppress the wear of a tungsten/titanium nitride/titanium base oxide film in forming a tungsten plug by polishing. SOLUTION: On a semiconductor substrate 11 an oxide film 12 is deposited, holes 13 are formed by lithography and dry etching, titanium and titanium nitride are deposited by sputtering to form a first conductive film 14, tungsten is deposited by CVD to form a second conductive film 15, tungsten is perfectly removed from other than the interiors of the holes 13 by polishing with leaving a specified mount of titanium nitride/titanium, using a slurry composed of silica or alumina as abrasives and hydrogen peroxide or iron nitrate or potassium iodate as an oxidizer, a wiring material 18 is deposited on the entire substrate surface, and the wiring material and titanium nitride/titanium at extra regions are once removed by lithography and dry etching to form wirings 19.
Patent JP-2001207347-A (JP)
Title: Carpet
Inventor: MIYANO HIROMICHI
IPC: A47G27/02
Filed: 2000-01-21
Abstract: PROBLEM TO BE SOLVED: To provide a carpet excellent in flameproofing performance. SOLUTION: This carpet is made of a woven fabric for which a filament yarn comprising a thermoplastic resin containing 2-40 wt.% of inorganic particles is used at least as a weft yarn. And not less than 85 wt.% of the inorganic particles have aspect ratios of 1-5.
Patent JP-2000216566-A (JP)
Title: Board insert type connector
Inventor: LONGUEVILLE JACQUES
IPC: H01R12/88
Filed: 2000-01-21
Abstract: PROBLEM TO BE SOLVED: To lessen serious damages to a board and a board insert type connector by constituting a mechanism of the board insert type connector, operable by a rotary motion of an operating lever. SOLUTION: A board insert type connector 6 comprises a slit 61 elongating in the length direction of the connector 6 at the top face, a first board 1 inserted in the slit 61 to combine with a second board 5 through the connector 6, a mechanism 7 disposed at the center of the connector 6, a rod 3 mounted on the first board 1 for operating the mechanism 7 and an operating lever 31 mounted on the opposite end to the connector 6, the lever 31 being operable for a rotary motion of the rod 3. Thus the fear of serious damages to the connector 6 can be lessened.
Patent JP-2001202548-A (JP)
Title: Lottery machine
Inventor: FUJITA ATSUSHI
IPC: G07C15/00
Filed: 2000-01-24
Abstract: PROBLEM TO BE SOLVED: To avoid machine enlargement due to the external installation of a blower and an additional mechanism to a hollow container, to eliminate complication and to reduce an installation cost. SOLUTION: The lottery machine has internal transparency in at least a part of it, is provided with a ceiling part, a side wall part which communicates with the ceiling part, is of a cylindrical shape or a pillar shape with a polyhedral angle and forms a rugged surface on its inner surface, a bottom opening and an opening on the ceiling part forming a mesh shape, while the bottom part has a slope surface that expands gradually from the periphery of the opening or a concave spherical surface shape, also a hollow container having a taking-out opening where a player inserts a hand, and an axial fan that is arranged at the opening of the bottom part of the hollow container and directly blows air into the hollow container to agitate inner air, has a hole-shaped projection formed at a part facing the central part of the axial fan,  or is provided with the axial fan at the ceiling opening or on the side wall, further, a turbulent flow generation cylindrical part provided with a mesh circumferential wall expanding toward the inside of the hollow container at the ceiling opening and also many light lottery pieces housed in the hollow container.
Patent JP-2000230169-A (JP)
Title: Slurry for polishing
Inventor: RO SHINKEN
IPC: C09K3/14
Filed: 2000-01-25
Abstract: PROBLEM TO BE SOLVED: To produce a novel slurry for chemically and mechanically flattening dielectric materials capable of improving a polishing speed without essentially containing a volatile base such as ammonia, and the like, and metal ions. SOLUTION: This slurry for polishing comprises (a) 100 pts.wt. of an aqueous medium, (b) 1-50 pts.wt. of SiO2 particles, (c) 0.1-10 pts.wt. of a pH buffer and (d) 0.1-10 pts.wt. of a polishing-accelerating agent selected from the group consisting of a water soluble alcohol, a water soluble amine, a water soluble aminoalcohol and a mixture of two or more of them.
Patent JP-2001213623-A (JP)
Title: Process of producing lithium titanate, lithium ion battery and electrode thereof
Inventor: YAMAWAKI TETSUYA
IPC: H01M10/05
Filed: 2000-01-26
Abstract: PROBLEM TO BE SOLVED: To provide a process of producing lithium titanate minimizing volatile loss of lithium, at an aimed Li/Ti ration and giving excellent battery characteristics. SOLUTION: This process of producing lithium titanate comprises steps of mixing one or more lithium compounds from the group of lithium carbonate, lithium hydroxide, lithium nitride, and lithium oxide with titanium oxide, calcining the mixed compounds at the temperature high than 670 deg.C and lower than 800 deg.C to form a composition composed of TiO2 and Li2TiO3 or of TiO2, Li2TiO3 and Li4Ti5O12, and then firing the composition at the temperature of 800 to 950 deg.C in an atmosphere in which partial pressure of oxygen gas is below 1 Pa.
Patent JP-2001206871-A (JP)
Title: Method for oxidizing alkane
Inventor: SUGIYAMA NAOKI
IPC: C07C255/08
Filed: 2000-01-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for reacting an alkane with molecular oxygen in the presence of an oxide catalyst containing molybdenum, vanadium, niobium and tellurium and carried on a carrier, by which the operation can stably be continued in high selectivity, while inhibiting the deterioration of the catalyst with the passage of time. SOLUTION: This method for oxidizing the alkane, comprising reacting the 3 to 6C alkane with molecular oxygen in the presence of an oxide catalyst containing molybdenum, vanadium, niobium and tellurium and carried on a carrier in a fluidized bed reactor, characterized in that the supply of a gas containing the alkane and the supply of a gas containing the oxygen are carried out using nozzles, respectively, which are disposed so that the gas flow from the nozzle for supplying the gas containing the alkane is collided with the gas flow from the nozzle for supplying the gas containing the oxygen, and in that the concentration of the oxygen in the gas at the exit of the reactor is controlled to >=0.1 vol.%.
Patent JP-2001204613-A (JP)
Title: Recycling system of hanger
Inventor: ORITANI MOTOMASA
IPC: A47G25/36
Filed: 2000-01-28
Abstract: PROBLEM TO BE SOLVED: To provide an ideal recycling system of a hanger which achieves an effective utilization of resources and a great help in reduction in trash along with possible inhibition of the generation of dioxin by reusing polystyrol bottles and hangers without being disposed as waste, facilitates regional introduction of the system to be useful for regional development by simplifying the establishment of the recycling system and enables efficient and economical recovery of the recycling hanger with a limited burden. SOLUTION: Polystyrol bottles used are supplied to a hanger manufacture B from a recovery industry A to supply recycling hangers produced by the manufacture B to a supplier C. The recycling hangers of the supplier C are provided to a user D. The recycling hangers unused of the user D are sent D are sent to the supplier C and the unused recycling hangers of the user D and the supplier C are transported collectively to an certain extent to the manufacture B to enable the reusing thereof as material for the hangers.
Patent JP-2001214713-A (JP)
Title: Valve lifter and method for manufacturing it
Inventor: MAKI KUNIO
IPC: C22C32/00
Filed: 2000-01-28
Abstract: PROBLEM TO BE SOLVED: To provide a valve lifter capable of being reduced in weight and cost while being improved in strength. SOLUTION: In the valve lifter, a projecting part is formed in an outer periphery on a rear face of a disc part of a valve lifter crown surface abutting to a cam, and a sliding surface is formed by a valve lifter hole of a cylinder head and an outer peripheral surface of a valve lifter cylindrical part. The projecting part in the outer periphery on the rear face of the disc part of the valve lifter crown surface is integrated with the valve lifter cylindrical part by joining, and the cylindrical part is made of an aluminum alloy or aluminum base composite material.
Patent JP-2001217840-A (JP)
Title: System for distributing digital contents by network
Inventor: YAMANAKA HIDEAKI
IPC: H04L12/70
Filed: 2000-01-31
Abstract: PROBLEM TO BE SOLVED: To improve download efficiency in the case of distributing digital contents by a network. SOLUTION: This system reserves 6.6 Mb/s band for a purchaser 1a in a certain time zone with respect to a shared 10 Mb/s assess band of a communication line to download digital contents, and later reserves 3.3 Mb/s band each for purchasers 1b and 1c in a certain time zone to download each digital content.
Patent JP-2001211927-A (JP)
Title: Hair dryer
Inventor: SAKAMOTO TOSHIHIRO
IPC: A45D20/12
Filed: 2000-02-01
Abstract: PROBLEM TO BE SOLVED: To enable a user to easily regulate a heater temperature with single hand while holding a handle part with another one hand. SOLUTION: The hair dryer 3 having the handle part 2 in a direction intersecting with an air tunnel part 1 is provided with an operation part 5 for regulating the heater temperature on the outer periphery of the air tunnel part 1.
Patent JP-2001213037-A (JP)
Title: Photo processor
Inventor: YAMAGUCHI TAKUJI
IPC: B41J33/36
Filed: 2000-02-01
Abstract: PROBLEM TO BE SOLVED: To provide a photo processor capable of stabilizing printed density and improving print quality irrespective of the use condition of a printer. SOLUTION: There is disclosed a photo processor wherein information is printed on a rear face of a photosensitive material on which an image is formed by the printer equipped with an ink ribbon containing ink. The photo processor comprises a speed control means capable of controlling the conveyance speed of the ink ribbon of the printer.
Patent JP-2001215035-A (JP)
Title: Air supply system
Inventor: U SATOSHI
IPC: F24F7/013
Filed: 2000-02-03
Abstract: PROBLEM TO BE SOLVED: To provide an air supply system which can supply a sufficient volume of outdoor air slowly into a room even when a large volume of air is exhausted. SOLUTION: An air supply opening 14 for taking in outdoor air is made in the back wall 2 of the suspension sideboard 10 in a kitchen 1 having a range fan 8 and outdoor air from the air supply opening 14 is fed into the kitchen 1 through gaps 12, 13 provided between the suspension sideboard 10 and the wall face 2 and between the suspension sideboard 10 and the ceiling face 11.
Patent JP-2000295467-A (JP)
Title: Method and device for processing image
Inventor: HIRASHIMA TAKUYA
IPC: G06T3/40
Filed: 2000-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for processing image, with which artifacts generated in multiplying (expanding/reducing) processing of an image can be suppressed. SOLUTION: Multiplying processing with a prescribed power, which is s1 in a first direction and is s2 in a second direction orthogonal with this first direction is performed, while being divided into two times of first multiplying processing with the respective powers in the first and second directions, which are (s1+1)2 and (s2+1)/2, and second multiplying processing with the respective powers in the first and second directions, which are 2s1/(s1+1) and 2s2/(s2+1), and in the first and second times of multiplying processing, the starting position of first multiplying processing and the start position of second multiplying processing are deviated relatively, so as to relatively invert the phases of first and second pixel positions.
Patent JP-2001221872-A (JP)
Title: Apparatus and method for measurement of passage, and ink-jet printer
Inventor: EHATA KIMIO
IPC: B41J2/175
Filed: 2000-02-09
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus and a method, for the measurement of the passage of time, as well as an ink-jet printer, in which safety in usage and treatment in disposal do not cause problems. SOLUTION: An electric double-layer capacitor 2 is charged with a power- supply voltage, while a charging effective signal is input to a charging control circuit 1. The charging effective signal is turned off after the printing operation of the ink-jet printer is finished or after the recovery operation of a print head is finished, and an electric charge in the electric double-layer capacitor 2 is discharged via a resistor 3. That a capacitor voltage becomes a reference voltage V1 or V2 or less is detected by a voltage-1 comparison circuit 4 and a voltage-n comparison circuit 5 The passage of time is measured on the basis of the relationship between a previously measured voltage drop and the passage of time.
Patent JP-2001227105-A (JP)
Title: Roof tile construction
Inventor: SHIMADA TAKEFUMI
IPC: E04D1/30
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To provide a roof tile construction capable of effectively suppressing the turn-over of roof tiles due to the ingress of rain water or strong winds. SOLUTION: In the roof tile construction, a projected portion 12 at the rear surface side of a pantile is hooked to the pantile, and the roofing work is carried out to overlap the right edge and left edge of the pantile to the left edge and lower edge of another pantile respectively. A pantile 10 is equipped with a fitting gutter portion 16 fittable to a left edge end 18 of a neighboring pantile at the right edge end and, at the bottom edge side 21, a fitting recessed portion 23 fittable to an upper edge end 24 of the neighboring pantile is provided in the configuration.
Patent JP-2001227332-A (JP)
Title: Exhaust gas denitrification system for ship
Inventor: SETOGUCHI TOSHIHIKO
IPC: F01N3/08
Filed: 2000-02-16
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust gas denitrification system for a ship, for removing nitrogen oxides in exhaust gas from a diesel engine for the ship. SOLUTION: A NOx removal device 110 for removing nitrogen oxides in exhaust gas 10 is interposed on an exhaust pipe 101 for discharging the exhaust gas 10 from a diesel engine 100 for a ship.
Patent JP-2001236756-A (JP)
Title: Disk cartridge and method for manufacturing disk cartridge
Inventor: KANO KENICHI
IPC: G11B23/033
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a cartridge which does not require the insertion of a shutter from the side of a cartridge body. SOLUTION: This method for manufacturing the disk cartridge has a stage for supplying a lower shutter plate stuck with a liner sheet for the shutter on a lower cartridge plate stuck with a liner sheet for the cartridge body, a stage for supplying an intermediate frame onto this lower plate, a stage for supplying a magnetic sheet in this intermediate frame, a stage for supplying the upper shutter plate stuck with a liner sheet for the shutter onto this magnetic sheet and assembling the shutter by coupling the upper and upper shutter plates in the state of holding the magnetic sheet, a stage for supplying the upper shutter plate stuck with the liner sheet for the cartridge body onto the intermediate frame and a stage for integrally coupling the upper and lower shutter plates and the intermediate frame.
Patent JP-2001227189-A (JP)
Title: Circularly circulating parking apparatus
Inventor: TAKAHASHI TOMOYUKI
IPC: E04H6/18
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To shorten the story height of a circularly circulating parking apparatus of an intermediate portion riding-type. SOLUTION: A pair of guide rollers 912 are arranged on a guide plate 911 of a circularly circulating guide 91 so as to be horizontally in parallel with each other, at respective locations higher than the location at which a tray support frame 7 is axially supported. A horizontal portion 914 of a guide rail 913 is arranged at a location higher than the location at which each tray support frame 7 is axially supported. Further, an intermittent portion 915 through which a tray lifting apparatus 111 can pass is arranged on the upper-stage horizontal portion 914. On the other hand, a canceling mechanism 153 which can cancel engagement between a tray support member 151 and a tray 8 is provided for the tray lifting apparatus 111.
Patent JP-2000243672-A (JP)
Title: Vacuum deposition apparatus
Inventor: KLEMM GUENTER
IPC: H01G13/00
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To attain as high an vacuum deposition rate as possible. SOLUTION: A vacuum deposition apparatus comprises a vacuum vessel heated with a heater and a cylindrical pattern carrier 1 arranged rotatably, the circumference surface of pattern carrier has a passing portion to guide deposition for preventing agent vapor toward a film to be evaporated, the pattern carrier 1 forms a vapor chamber 9 connected to the vapor vessel, the passing portion provided at the circumferential surface of the pattern carrier 1 is covered with the wrapping range of the film 2 and with a mold 5 at the area outside the wrapping range, the mold 5 is extended along the circumferential surface of the pattern carrier 1, which keeping a small interval to form a narrow gap 6.
Patent JP-2001230481-A (JP)
Title: Screening device for semiconductor laser chip
Inventor: ICHIKAWA HIDEKI
IPC: G01R31/26
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To efficiently manufacture semiconductor laser chips by applying screening to many semiconductor laser chips at the same time for the discrimination of propriety of the semiconductor laser chips. SOLUTION: Recessed parts (2) are provided in a single silicon substrate (1) on which semiconductor laser chips (3) are mounted, a photodiode (5) to monitor a luminous quantity of a light (11) emitted from each semiconductor laser chip (3) is provided in a wall face of each recessed part (2), power is supplied to each semiconductor laser chip (3) through a probe (9) to stimulate the chip (3) for a prescribed time resulting in stabilizing the characteristic of the semiconductor laser chip (3) and the propriety of each semiconductor laser chip (3) is discriminated on the basis of a change in a current after the power application.
Patent JP-2001235520-A (JP)
Title: Resistance check test program automatic generating method and its device
Inventor: KOBAYASHI YUZO
IPC: G01R31/317
Filed: 2000-02-22
Abstract: PROBLEM TO BE SOLVED: To improve yield by reducing measurement margin, and to prevent multi-measurement of the same resistance, redundancy of a test program, and simultaneous measurement of different kinds of resistances. SOLUTION: All terminals of an IC internal circuit retrieved by using information 6 of a power source terminal and an earthing terminal in addition to a net list 1 are grouped into a group 1 comprising the power source terminal and the earthing terminal and a group 2 comprising a signal terminal. A resistance retrieval route comprising each one optional terminal selected from each group 1, 2 is set, and the resistance retrieval route is divided by the group 1 which is a common terminal, and the resistance retrieval route is retrieved in the direction from the group 2 to the group 1, to thereby retrieve the resistance value of a resistance element.
Patent JP-2001233212-A (JP)
Title: Automatic track control device
Inventor: TOMITA HIROSHI
IPC: B61L19/06
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To perform high density train control by controlling an advance even if a preceding train exists on a track. SOLUTION: Even if there is the preceding train in a line section on the track on a high density control designating constant table 109, when the advance direction and departure control of the train finish, the condition is recorded on the line section capable of performing advance control to the line section on the track, and a high density control judging part 107 registers the result on a high density controllability table 108 when the condition registered on the table 109 is satisfied on the train of a track control object. A track control processing part 106 outputs a signal 54 for constituting the track by controlling a signal even if the train exists in the line section on the track when an advance can be controlled by looking at this table 108.
Patent JP-2001232436-A (JP)
Title: Full enclosed forging die apparatus
Inventor: TANIZAKI MASAHIKO
IPC: B21J13/02
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a full enclosed forging die apparatus capable of following/ synchronizing a lower die either of up/down for descending movement of an upper die and easily changing a ratio of the movement. SOLUTION: The apparatus is constituted so that punches are fixed/mounted to respective plates and consists of upper/lower dies arranged as facing a die and energizing, a sub-plate for lower die mounting imparted with energizing force is mounted to the lower die, further, a push pin is arranged to a plate of the lower die, a receiving pin pushed down by the push pin is arranged to a plate of the upper die as freely elevating only, a link mechanism is interposed between the receiving pin and the sub-plate, a support point pin to be an oscillation center of a link is supported to a lower plate, the sub-plate is moved at a set ratio either of up/down while following descending of the receiving pin through the link mechanism.
Patent JP-2001233027-A (JP)
Title: Tire air pressure drop warning device and method
Inventor: SUGISAWA TOSHIFUMI
IPC: B60C23/06
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a tire air pressure drop warning device capable of improving detection accuracy of tire decompression. SOLUTION: This tire air pressure drop warning device warns of an internal pressure drop of a tire using a determination value obtained on the basis of rotation information obtained from tires attached to a four-wheel vehicle. It is provided with a rotation information detecting means detecting the rotation information of each tire, a memory means storing the rotation information of each tire, an arithmetic processing means calculating the determination value from the rotation information of each tire, and a determination value correcting means correcting the determination value by weight determined on the basis of a steering angle obtained from a steering angle sensor attached to a steering wheel.
Patent JP-2001232106-A (JP)
Title: Precipitation separation method and precipitation separation device
Inventor: FUJIWARA KENJI
IPC: B01D21/02
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To recycle a purified solution obtained at high recovery ratio by obtaining a precipitate having high bulk density and the purified solution of the maximum capacity from a suspension having relatively high precipitate content without adding a flocculant by applying a flow straightening hydrostatic pressure. SOLUTION: The precipitate 10 is made low in bulk with the Coriolis force and the flow straightening hydrostatic pressure straightened by a flow straightening plate 2 by rotating a rotor 3 clock-wise to stir the suspension 11 supplied in a precipitation separation tank 1 and deposited in a space at the lower part of the flow straightening plate, a supernatant liquid is taken out from a supernatant liquid take-out port 9, the precipitate is taken-out from a precipitate take-out port 4 and the suspension is efficiently purified. The method and device are effectively used for such separation of potassium fluorosilicate after the addition of potassium fluoride into an HF cleaning liquid used in the cleaning process of glass.