baber/WOPTO huggingface dataset:
Patent JP-2002308124-A (JP)
Title: Electric power steering device
Inventor: TOUZU HIDEKI
IPC: B62D15/02
Filed: 2001-04-16
Abstract: PROBLEM TO BE SOLVED: To provide an electric power steering device in which a sensor module and a motor module are physically separated to be sepsrately manufactured, and a torque sensor and an electric motor can be independently adjusted individually. SOLUTION: This electric power steering device is provided with the sensor module 1 for storing a steering torque sensor 12 and a control circuit 13 and a motor module 2 for storing the electric motor M and a motor driving circuit 14, and the sensor module 1 and the motor module 2 are separated from each other.
Patent JP-2002311715-A (JP)
Title: Developing roll, its manufacturing method, developing device, and image forming device
Inventor: KAKEGAWA MIEKO
IPC: H01F41/02
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a developing roll where unevenness in an image can be reduced and a its manufacturing method. SOLUTION: The local variation quantity of magnetic flux density in the normal direction in the axial direction of a magnetic block 20 which is a developing pole where (peak magnetic flux density - bottom magnetic flux density: T)×(distance between peak value and bottom value: m) is made to be <=3×10<-5> (T.m).
Patent JP-2002308553-A (JP)
Title: Door opening and closing device of elevator
Inventor: IZEKI MASAHIRO
IPC: B66B13/14
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a door opening and closing device of an elevator capable of safely carrying in and out a load from the elevator and having less effect on the operating efficiency of the elevator. SOLUTION: This door opening and closing device of the elevator comprises a door open extension circuit 2 for holding the opened state of a door for a specified time by a timer TA started by pressing an open extension button 1 and a load detection device installed in an elevator car and detecting the load of the car. While the door is opened by the operation of the door open extension circuit, the door open extension circuit 2 is released according to the detection of load by the load detection device. Time counting means TB and TC for counting at least one set time within a time from the operation of the door open extension circuit 2 to the expiration of door open extension count the set time. When the load detected by the load detection device is below the set load, the door open extension circuit 2 is released by a door open extension release means 3.
Patent JP-2002003800-A (JP)
Title: Recyclable adhesive tape repeelable by heat-foaming
Inventor: SAWAMOTO AKIRA
IPC: C09J155/00
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a repeelable adhesive tape that is readily and efficiently peelable by utilizing the foam formation by heat with no adverse effect to environment. SOLUTION: The objective recyclable adhesive tape repeelable by the heat foaming is prepared by formulating 10-30 mass parts of thermally expandable fine hollow particles into 100 mass parts of an active energy-curable adhesive, applying the formulated adhesive to the tape base material or mold release paper and curing the resultant tape or paper with active energy rays.
Patent JP-2002317076-A (JP)
Title: Compatibilizer composition, thermoplastic polymer composition using the same and method for producing the thermoplastic polymer composition
Inventor: TOYODA NOBUYUKI
IPC: C08L15/00
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To obtain a compatibilizer composition excellent in miscibility of a non-porous polymer with a polar polymer, a thermoplastic polymer composition using the above composition and capable of providing a molded product excellent in impact resistance, tensile elongation at break and mirror surface property, and to provide a method for producing the polymer composition. SOLUTION: The compatibilizer composition is obtained by melt-kneading a hydrogenated diene-based polymer (P) with a polymer (Q) having a monomer unit (Q1) having miscibility with the polymer (P) and a part (Q2) in which a block having miscibility with a polar polymer (b) or a monomer having reactivity with the polar polymer (b) is polymerized in the molecular chain in order to carrying out mixing of a nonpolar polymer (a) and the polar polymer (b) which are non-compatible with each other. The thermoplastic polymer composition is obtained by adding the melt-kneaded compatibilizer composition to the nonpolar polymer (a) and/or the polar polymer (b) and further melt-kneading the polymer (a) and/or the polymer (b) with the compatibilizer composition.
Patent JP-2002319595-A (JP)
Title: Method for manufacturing semiconductor device
Inventor: GOTO MASAKATSU
IPC: H01L23/29
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To suppress generation of voids. SOLUTION: The method for manufacturing a semiconductor device comprises a step for preparing a wiring board having a plurality of device regions, each arranged with a semiconductor chip, on one major surface, polygonal cavities arranged on one major surface of the wiring board to cover each device region and a plurality of gates arranged along one side of the cavities, and a step for injecting resin into the cavities through the plurality of gates to resin sealing the plurality of semiconductor chips. In the resin sealing step, each semiconductor chip is arranged such that the side thereof is inclining against the macroscopic flow direction of resin in the cavity.
Patent JP-2002318387-A (JP)
Title: Liquid crystal display device
Inventor: MINOWA KENICHI
IPC: G02F1/1339
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To improve display quality and production efficiency of a liquid crystal display device by proposing a transfer post causing no display defect due to difference in a gap between itself and a spacer or a sealant defining the cell gap. SOLUTION: A recessing part 7 is provided on a place of one out of a pair of substrates where the transfer post 6 is arranged. When a height of the transfer post 6, a height of the recessing part 7 and a diameter of the spacer 4 are represented by a, b and c respectively, the heights of the transfer post 6 and the recessing part 7 are defined so as to satisfy an inequality a-c>=b. Thereby the liquid crystal display device with the high display quality, hardly influenced by the spacer 4 and the sealant 5 defining the cell gap and causing no display defect due to the difference in the gap between the transfer post 6 and them is obtained. Also the transfer post 6 is not influenced by a thermo compression condition unlike a conventional transfer material because it is patterned with photoengraving and consequently its height is easily controlled and the productivity is improved.
Patent JP-2002319875-A (JP)
Title: Wireless communication system
Inventor: KAWAKAMI EIICHIRO
IPC: H04B1/40
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a wireless communication system that up-converts a frequency band allowable for existing communication systems into a wide frequency band, that is, a high frequency band so as to lay out a plurality of the existing communication systems on a frequency base thereby enhancing the transmission rate. SOLUTION: The wireless communication system temporarily configuring a network under the precondition of use for a short distance within a limited area, is provided with a serial/parallel converter 1-1 that converts transmission data into a plurality of low speed transmission data, a plurality of communication systems 1-4 that transmit the parallel data, a transmitter having a means that frequency-converts transmission signals from the communication systems by using separate frequencies so as to avoid interference, a means that receives the transmission signal from the transmitter and applies frequency conversion to the received signal, a plurality of receivers that demodulate the frequency- converted received signal, a plurality of communication systems 1-5 that are connected to the receivers,  and a parallel/serial converter 1-25 that converts parallel signals from a plurality of the communication systems into serial signals.
Patent JP-2002321910-A (JP)
Title: Method for forming aerogel membrane
Inventor: KONO KENJI
IPC: C08G77/02
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for forming a transparent, flat and smooth aerogel membrane. SOLUTION: This membrane is formed from an alkoxide solution containing and fabricated from alkoxide, an amphipathic solvent which has solubility of alkoxide, a reaction catalyst for hydrolysis polymerization of alkoxide, and thereafter the supercritical dehydration of the membrane is carried out to produce an aerogel membrane. For this purpose, the solvent and/or the reaction catalyst shall be involatile at room temperature so that rapid dehydration by volatilization of the solvent and the reaction catalyst can be prevented during the fabrication of a membrane from a silicon alkoxide solution.
Patent JP-2002322519-A (JP)
Title: Treatment method for aluminum nitride, treatment apparatus or the like for aluminum nitride
Inventor: FUJIE KOICHI
IPC: B09B3/00
Filed: 2001-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a treatment method for aluminum nitride which can be provided for treating the residual ash of aluminum dross and efficiently regenerating aluminum, and a treatment apparatus utilizable therefor. SOLUTION: A treatment apparatus 1 is provided with a salt bath 2 as a heating means, and a reaction vessel 3 dipped into the bath 2. The reaction vessel 3 is almost cylindrically formed of stainless steel, and whose inside space can be made into the sealed one by cover bodies 4 and 5 fitted to the upper and lower parts. Heating is performed to >=100 deg.C in a state where the residual ash of aluminum dross and moisture are coexistent in the inside of the reaction vessel 3 so that aluminum nitride in the residual ash of aluminum dross can swiftly be converted into ammonia.
Patent JP-2002324174-A (JP)
Title: Server system for sales mediation
Inventor: SAKAI KOJI
IPC: G06Q50/00
Filed: 2001-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a server system for sales mediation which can certainly bills retailers a charge while it protects user's private information during a network trade. SOLUTION: The server system for sales mediation registers retailers in advance who sell cars (SB2) and they also buy tickets in advance (SB4). A user registers conditions for purchasing the car on condition of anonymity and accepts advice from the server system for sales mediation if the advice is required (SB6). The retailers read required car conditions and a price list, which the users input, specify the user, and ask the server system for sales mediation to send a quotation when they can find the user who is their prospect (SB10). The server system for sales mediation, then, eliminates the ticket owned by the retainer and bills a charge. The user, who receives the transmitted quotation, directly contacts the retailer if he or she proceeds to do a business with the retailer.
Patent JP-2002327045-A (JP)
Title: Method for producing norbornene-based resin and its molded article
Inventor: SUGAWARA TOMOO
IPC: C08G61/06
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide methods for producing a norbornene-based resin and its molded article, wherein a preparation process for polymerization can easily be operated under the condition of suppressing catalytic activity of a ruthenium complex catalyst having a remarkably high catalytic activity and the reaction at the polymerization process can quickly be carried out. SOLUTION: The method for producing the norbornene-based resin is specified by that a norbornene-based monomer is polymerized by using the complex catalyst in which ruthenium is bonded to a carbene compound containing at least one hetero atom, together with a compound represented by formula (1): PR<1> R<2> R<3> (R<1> -R<3> are each 1-30C hydrocarbon group or the like, and at least one of them is a primary hydrocarbon group) or a compound (retarder) represented by formula (2): R<4> NH2 (R<4> is a 1-30C alkyl group or the like), and the method for producing the molded article of the norbornene-based resin is specified by that a reactant liquid prepared by mixing the retarder, the norbornene-based monomer and the complex catalyst is fed into a mold cavity, and is cured without post-cure treatment.
Patent JP-2002326862-A (JP)
Title: Light transmitting ceramic and method for producing the same
Inventor: OZAKI SHINYA
IPC: C04B35/115
Filed: 2001-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a light transmitting ceramic excellent in transmitting rate of light in a broad range of wave length ranging from short wave length to long wave length, capable of being produced using simple process without requiring complex processes. SOLUTION: This light transmitting ceramic uses a raw material powder produced by attaching a salt of Mg and/or a salt of IIIa family element onto a ceramic powder having average particle diameter of 0.01 to 3 μm or a salt of a metal constituting the ceramic powder or the ceramic, and subjecting the raw material powder to sintering using electric discharge plasma sintering process.
Patent JP-2002334062-A (JP)
Title: Program and file management system
Inventor: OYAMA KENJI
IPC: G06Q50/10
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To easily provide batch log-in service for a subcontractor through an ASP provider when data from a plurality of related companies are processed. SOLUTION: The program and the file management system as a computer system which controls the license control method of the application service provider used on the Internet have a means for performing authentication by a DB of company ID's, user ID's, and passwords and a means for performing authentication by a DB of the company ID's, user ID's, and department ID's and display information which can be accessed with the department ID's on a display screen of 1st order.
Patent JP-2002333586-A (JP)
Title: Scanning optical system and image forming device using the same
Inventor: MORI SEIICHIRO
IPC: B41J2/44
Filed: 2001-05-10
Abstract: PROBLEM TO BE SOLVED: To obtain a scanning optical system by which a high-quality image is easily obtained at high speed, and an image forming device using the scanning optical system. SOLUTION: This scanning optical system is provided with a plurality of light sources, a regulation optical device regulating a plurality of laser beams emitted from the plurality of light sources to have a specified spread angle and emitting the laser beams, a light deflector deflecting the plurality of laser beams passing through the regulation optical device and scanning a surface to be scanned at constant angular velocity, and a scanning optical device condensing the plurality of laser beams reflected and deflected by the deflection surface of the light deflector on the surface to be scanned. The main light beams of the plurality of laser beams emitted from the plurality of light sources are non-parallel with each other on a main scanning cross section and is made incident on the deflection surface of the light deflector.  Assuming that the maximum value of a difference between the opening angles formed by the main light beams of the plurality of laser beams on the deflection surface is Δθ, the number of the deflection surfaces of the light deflector is N and the utilization efficiency of the deflection surface is ρ, a condition Δθ/2<(4π/N)*(1-ρ) is satisfied.
Patent JP-2002333030-A (JP)
Title: Thrust needle roller bearing
Inventor: FUJINAMI MAKOTO
IPC: F16C33/58
Filed: 2001-05-10
Abstract: PROBLEM TO BE SOLVED: To provide a thrust needle roller bearing for preventing the skewing of a needle roller and improving its life. SOLUTION: The thrust needle roller bearing 1 comprises a pair of thrust races 11, 12 for contacting the needle roller 14, the thrust race 12 on the side of a good lubricating condition having a surface roughness set to be larger than that of the thrust race 11 on the side of a bad lubricating condition depending on a difference in actual lubricating condition.
Patent JP-2002332466-A (JP)
Title: Method of adhering waterproof sheet and adhesive therefor having excellent durability
Inventor: IWAMOTO KENZO
IPC: C09J125/08
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To provide an adhesion method needing no pretreatment, and adhesive having excellent durability of the bonding parts of a waterproof sheet made of an EPDM vulcanized rubber or a polyolefin thermoplastic elastomer. SOLUTION: The adhesive composition comprises a cold and autohesive one-portion type or two-portion type adhesive composition in which 100 pts.wt. of brominated isobutylene-p-methylstyrene copolymer are blended with 10-90 pts.wt. of acid-modified chloroprene as the main components of the adhesive and a mixture of phenolic resin and metal oxide is admixed thereto as a crosslinking agent. The adhesive composition is directly applied to individual bonding parts of the adjacent waterproof sheets or the waterproof sheet and the base material and the adhesive is curd naturally or thermally to attain rigid adhesion. The waterproof sheet is recoated with the adhesive and is used for adhesion to the base material.
Patent JP-2002337063-A (JP)
Title: Releasing tool for connecting fitting
Inventor: HORIMOTO AKIRA
IPC: B25B27/02
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a releasing tool for a connection fitting which is capable of releasing connection through one touch operation without providing a connection fitting body with a tool groove to engage with a tool such as a wrench. SOLUTION: This releasing tool 51 comprises one pair of scissor members 53 rotational with a pivotal shaft 52 as support point. A pair of scissor members 53 clamping the pivotal shaft 52 is provided at a tip portion thereof with an insert portion 54 which is inserted in between locking hook portions of the connecting fitting body in a connected state. The pair of scissor members 53 is provided at a base end portion thereof with a handle portion 55. The insert portion 54 is inserted into between the locking hook portions. By closing a handle portion 55 with a holding force of a hand, the insert portion 54 is opened, so that a locking state of the locking hook portion is removed to release the connecting state of the connecting fitting.
Patent JP-2002344182-A (JP)
Title: Cooling fan system
Inventor: KITAHARA TAKASHI
IPC: F04D25/16
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a cooling fan system which can secure redundancy by making the influence of one defect cooling fan on the other fan as small as possible. SOLUTION: The cooling fan system comprises two cooling fans 2 driven by different motors which are arranged in the air blowing direction in one and the same case 1. In the case 1, the volume of the wind tunnel 4 around blades of each cooling fan 2 is formed larger at the suction side and smaller at the discharge side.
Patent JP-2002340949-A (JP)
Title: Semiconductor device test system
Inventor: TAKAHASHI TOSHIYUKI
IPC: G01R27/28
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To measure the frequency characteristics and level (power) characteristics of a semiconductor device at high speed. SOLUTION: A data processor 25 for processing a signal from the semiconductor device DUT to be detected by a detector 24 comprises the data processor 25 provided with a plurality of pairs of A/D converter 30 for acquiring a detection signal and converting it into digital data and processors 31 for performing signal processing on the digital data converted by the A/D convertors 30. When the signal from the semiconductor device DUT is processed, an A/D converter switching means 26 is controlled in such a way as to selectively switch to any one A/D converter 30 by a control signal from a processing device 2 to parallelly process data acquisition from the detecter 24 by the A/D converter 30 and signal processing by the data processor 31 which forms a pair with the A/D converter 30.
Patent JP-2002338965-A (JP)
Title: Coke oven coating material and its use method
Inventor: ANDO TAKESHI
IPC: C10B29/06
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To render the weight of a coke oven coating material lightweight and render the transportation easy and, at the same time, to remove the environmental dependence such as freezing to make weighing and mixing easy when formulated. SOLUTION: A glass coating material in the form of a solution or a slurry is housed in a drying chamber 1, and its inside is highly evacuated and quickly cooled to quickly freeze the liquid to effect quick freezing at a temperature not higher than the eutectic temperature, and the ice is sublimated and the coating material is solidified. The obtained coating material is mixed with a drying retention powder, pulverized, subjected to bagging, and delivered. On site, the delivered coating material is dissolved in the form of the solution or the slurry, and sprayed onto the coke oven walls.
Patent JP-2002339773-A (JP)
Title: Hst drive traveling vehicle
Inventor: MATSUTANI SHUNICHI
IPC: B60W10/184
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To provide an HST drive traveling vehicle capable of avoiding unintended traveling of a vehicle body properly when a travel shift lever of an HST device is placed in a neutral operating position. SOLUTION: The HST drive traveling vehicle travels by shifting the HST device among forward, neutral and reverse through switching operation of the travel shift lever 2. The HST drive traveling vehicle includes a travel detecting means 5a for detecting traveling of the vehicle body when the travel shift lever 2 is in the neutral operating position, and a travel limiting means for stopping an engine 13 or actuating an announciating means 6a such as a horn when the travel detecting means 5a detects the traveling of the vehicle body.
Patent JP-2002335940-A (JP)
Title: Filtration equipment for training
Inventor: URUGA AKIRA
IPC: C12C13/00
Filed: 2001-05-17
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive filtration equipment for training enabling a trainee to easily learn the principle of filtration step control of Maische. SOLUTION: This filtration equipment 1 for training is equipped with a transparent vessel member 10 in which the Maische is introduced, a filtration member 13 installed near the bottom of the vessel member 10, a manually rotated stirring member 20 freely vertically movably and demountably mounted in the vessel member 10, a transparent 3-port selector valve 31 connected through a transparent first conduit 30 to a discharge port 12b provided in the bottom of the vessel member 10, a transparent differential pressure pipe 32 connected to the 3-port selector valve 31 so as to communicate in a closed state with one outlet port 31b and erected so as to be nearly parallel to the vessel member 10,  a transparent flow control valve 34 connected though a transparent second conduit 33 connected so as to communicate in an opened state with the other outlet port 31c to the 3-port selector valve 31 and a transparent discharge pipe 35 connected to the flow control valve 34.
Patent JP-2002303061-A (JP)
Title: Locking device of location, for vending machine or the like placing importance on key
Inventor: FUJIWARA YOSHIMASA
IPC: E05B65/02
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To provide a locking device, capable of increasing reliability on the prevention of robbery at a low price to a location or the like placing importance on keys for a vending machine or the like, frequently causing social problems with a locking mechanism preventing the locking mechanism from being easily unlocked, by having an angled cylinder 1 in comparison with the conventional locking mechanism easy to commit robbery. SOLUTION: When robbery is committed, a mechanism having the angled cylinder 1 is applied to enable the mechanism to lock, in comparison with the conventional locking mechanism.