baber/WOPTO huggingface dataset:
Patent JP-2002263993-A (JP)
Title: Device and method for grinding brake disk rotor
Inventor: OZAKI YUKIO
IPC: B24B7/17
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a device and a method for grinding a brake disk rotor capable of grinding a brake disk rotor to such a level as to sufficiently control the rotation swing in the actual condition of the use. SOLUTION: The grinding standard position of a complex 36 comprising the brake disk rotor 38 and an attaching member is supported by a support member 30. The attaching member is, for example, a hub 40 for attaching the brake disk rotor 38 to the rotation shaft, and the grinding standard position is the bearing attaching position 46 of the hub 40. The complex 36 is clamped as pressed on the support member 30 by a clamp means 52, and the brake disk rotor 38 is made to face the space between a pair of rotary grinding stones 16 disposed with the space in-between to be rotated. The clamp means 52 is given the rotation drive force by a drive means 60 to rotate the brake disk rotor 38 between the rotary grinding stones 16. The brake disk rotor 38 is moved by a moving means 24 to a grinding position A and to a waiting position B.
Patent JP-2002277668-A (JP)
Title: Dispersion compensating optical fiber, dispersion compensation module using the fiber and composite optical fiber transmission line
Inventor: SAITO MANABU
IPC: G02B6/02
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a dispersion compensating optical fiber capable of compensating the wavelength dispersion of a DSF at an L-band (1.565 to 1.625 μm wavelength). SOLUTION: The dispersion compensating optical fiber having a refractive index distribution shape consisting of a center core part 1, an intermediate core part 2 formed on the outer periphery of the center core part 1 and having a refractive index lower than that of the center core part 1, a ring core part 3 formed on the outer periphery of the intermediate core part 2 and having a refractive index higher than that of the intermediate core part 2 and lower than that of the center core part 1,  and clad 5 formed on the outer periphery of the ring core part 3 and having a refractive index equal to or less than that of the ring core part 3 and higher than that of the intermediate core part 2 and capable of compensating the waveform dispersion to ±1.5 ps/nm/km or less in a part or all of the range of 1.565 to 1.625 μm wavelength at the time of compensating a dispersion shifting optical fiber having a zero dispersion wavelength included in the range of 1.55±0.05 μm is manufactured.
Patent JP-2002272654-A (JP)
Title: Suction nozzle for vacuum cleaner and vacuum cleaner
Inventor: HOSHIIDE SHINICHI
IPC: A47L9/04
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To enhance the efficiency of cooling an electric motor to reduce the rate of temperature rise, while extending the service life of the motor and hence the service life of a floor suction nozzle for a vacuum cleaner having a rotary brush rotated by the motor. SOLUTION: A rotary brush 32 is rotatably provided within a suction chamber to face a suction opening 38 in the lower surface of a suction nozzle body 31. The rotary brush 32 is provided with a brush 40 on the outer peripheral surface of an approximately cylindrical brush holder 39 and an electric motor 41 for driving the rotary brush 32 to rotate is held by a fixed shaft 48 inside the rotary brush 32. Cooling wind, generated by a pressure difference between fresh air and the suction chamber produced by the suction force of the vacuum cleaner body, is almost entirely taken into the electric motor 41 from a cooling wind inlet 55 in the fixed shaft 48 and is guided to an output shaft through the motor 41.
Patent JP-2002277822-A (JP)
Title: Retina projection display method and device for the method
Inventor: SHIMIZU EIJI
IPC: G02B5/18
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a retina projection display method and a device for this method, which extend the sight and use a surviving part of a retina to obtain an image. SOLUTION: In the retina projection method, which converges light on a pupil 4 to directly project an image on the retina 5, many convergence points of light are arranged according to the movement range of an eyeball 3 and a holographic optical element 2 is constituted, so as to enable one convergence point to pass on the pupil 4, in order to extend the sight region so that an incident image 1 can be recognized, not only in the case of the eyeball 3 turned to the front but also in the case of the eyeball 3 which is turned to other directions.
Patent JP-2002277062-A (JP)
Title: Hybrid solar energy device
Inventor: NAKAMATSU YOSHIRO
IPC: H01L31/042
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To increase the efficiency of a solar energy device, which has been about ten percent or more conventionally, to more than sixty percent or five times of the conventional value by a method wherein convection energy or a new invention is added to a conventional method to resolve a problem that heat energy is wasted upon utilizing the light energy of solar energy while the light energy is wasted upon utilizing the heat energy of the same. SOLUTION: The solar energy can be utilized with the maximum efficiency by a method wherein solar light is converted into electricity to produce hot-water by the solar heat and convection energy or the new invention is added to the method while these methods are integrated to effect them simultaneously by one set of facility.
Patent JP-2002275073-A (JP)
Title: Composition for suppressing blood pressure elevation
Inventor: MURATA SHOICHI
IPC: A23L2/38
Filed: 2001-03-21
Abstract: PROBLEM TO BE SOLVED: To obtain a composition for suppressing blood pressure elevation comprising a substance which is natural polysaccharides derived from natural dietary fibers, expected of effective utilization, having high safety and capable of ameliorating primary hypertension and ingestible in an optional form. SOLUTION: This composition for suppressing the blood pressure elevation comprises a chitin oligosaccharide and/or a chitosan oligosaccharide as a substance capable of suppressing the blood pressure elevation or a substance having hypotensive actions. When the chitosan oligosaccharide is contained, the composition comprises the chitosan oligosaccharide in the form of a salt. The composition is a food, a beverage, a feed or a medicine.
Patent JP-2002288437-A (JP)
Title: Weather derivative pricing system and its method
Inventor: SHIIHARA KOSUKE
IPC: G06Q40/00
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a computer system and its method, which perform pricing of high reliability in accordance with characteristics of weather derivatives at any time. SOLUTION: The system is provided with a weather derivative transaction summary information storage part 9, an initial contract condition storage part 10, a weather condition data storage part 11, an observation place information storage part 12, a storage part 13 for processed contract conditions including a premium price and a current price, a missing value complementing part 16 for weather condition data in an observation object place, a weather condition index forecasted distribution generation part 17 which calculates forecasted distribution of the weather condition index in an observation object period of an observation object item in accordance with the time-series transition of weather condition data,  a premium price calculation part 18 and a current price calculation part 20 which calculate the premium price and the current price of a weather derivative respectively on the basis of weather condition index forecasted distribution and initial contract conditions, and a reset weather condition data acquisition part 19 which acquires weather condition data in the observation object period at intervals of a prescribed time.
Patent JP-2002287384-A (JP)
Title: Electrophotographic photoreceptor
Inventor: MIZUKAMI MASAMICHI
IPC: G03G5/05
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having preferable wear resistance compared to a conventional electrophotographic photoreceptor. SOLUTION: In the electrophotographic photoreceptor having a photosensitive layer on a conductive substrate, the binder resin in the photosensitive layer is a polycarbonate derived from pentacyclo pentadecane dimethanols expressed by general formula (1) and/or (2) and bisphenols expressed by general formula (3) with 0 to 9 molar ratio of general formula (a)/[general formula (1) + general formula (2)] and 0.3 to 2.0 dl/ g limiting viscosity.
Patent JP-2002282558-A (JP)
Title: Amusement system and amusement equipment
Inventor: MIYOKAWA HIDEFUMI
IPC: A63H3/00
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To provide an amusement system suppressed in cost and an amusement equipment used for this system by allowing a user to regularly use the amusement equipment for a long time. SOLUTION: This amusement system comprises a radio means capable of receiving electronic mails; the amusement equipment causing a reaction according to reaction data, having a memory rewritable of the reaction data, and connectable to the radio means; and a Web site and electronic mail server compatible to the radio means. This amusement equipment is constituted so as to cause a reaction according to reaction data, have a memory rewritable of the reaction data, and be connectable to the radio means capable of receiving electronic mails.
Patent JP-2002239587-A (JP)
Title: Apparatus for increasing dissolved oxygen in deep sea water
Inventor: YOSHIOKA TAKESHI
IPC: B01F27/91
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To provide an apparatus for increasing dissolved oxygen in deep sea water, eliminating the poor oxygen state of cleaned water or deep sea water by one power source, simple equipment, easy operation, reduced power cost, and a vibration noise reducing method without using a compressor and a blower, sending oxygen enriched water to the deep sea water and also using oxygen enriched water of surface layer without generating an air bubble ascending flow in water. SOLUTION: In the dissolved oxygen increasing apparatus, a rotary shaft is extended into water from the surface of the water, and pressure feed blades and a suction pipe are provided to the rotary shaft to be rotated to mix air and water while automatically sucking air to feed water to a pressure feed pipe or an air-liquid separation chamber as oxygen enriched water under pressure and oxygen enriched water is sent into deep water under pressure. Air is discharged to the outside from an air discharge pipe or connected to a separately arranged pipe and allowed to function as an air bubble pump to suck poor oxygen water in deep water to pump up the same to the vicinity of the surface of the water and the sucked water is used as oxygen enriched water to perform the pumping-up of water or the transport of a material into deep water is necessary.
Patent JP-2002282276-A (JP)
Title: Medical instrument storing tool
Inventor: KUMAI YUJI
IPC: A61B19/02
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a medical instrument storing tool which is a cylindrical medical instrument storing tool for storing a long medical instrument, enabling a medical instrument to be smoothly pulled out. SOLUTION: This cylindrical medical instrument storing tool stores a medical instrument. The body part of the storing tool is formed of thermoplastic resin mixed with hydrophilic polyester resin.
Patent JP-2002287577-A (JP)
Title: Image forming apparatus and image forming method
Inventor: YAMAGUCHI SEISHI
IPC: G03G15/00
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To form an image by satisfactory density of developer by controlling timing of replenishment of toner. SOLUTION: In this method for forming the image by controlling the timing of the replenishment of the toner is provided with density detection processes (S8, S13) to detect the density of the toner in the developer in the case of image formation, replenishment processes (S9, 10, 11) to replenish the toner by using first density of the toner detected by the density detection processes and stored in a memory as replenishment quantity of the toner in the image formation this time, an image formation process (S17) to which the toner is replenished by the replenishment processes and to form the image by the controlled density of the toner and storage processes (S14, 15) to store second density of the toner detected by the density detection processes in the memory in preparation for the next image formation,  the replenishment processes execute the replenishment of the toner based on a second piece of toner information stored in the memory (S22, 23) and turn a power off after completion of the replenishment (S25) in the case of power OFF (S3-Yes).
Patent JP-2002291883-A (JP)
Title: Medical syringe needle and its manufacturing method
Inventor: KAMATA MIYAKO
IPC: A61M5/32
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To eliminate a stinging pain by planning to reduce not only a skin damage at an inserting time but also an inserting pressure of a syringe needle 1 by decreasing an inserting width in the case of cutting a primary cut surface 3 simply cylindrically obliquely cut and secondary and tertiary cut surfaces 4, 5 so that a lower ridge shape is obtained toward right and left cut width direction outer diameter side with respect to the first cut surface 3 and to promote the recovery of an insertion trace. SOLUTION: The cylindrical outer peripheral surface in which the first, second and third cut surfaces 3, 4 and 5 are formed, is formed as an arc-like outer peripheral edge having no sharp corner part as a curved surface 2 bent in a direction around a needle axis and an axial center direction to avoid the damage to the inner wall of a blood vessel at the inserting time.
Patent JP-2002294380-A (JP)
Title: Heat resistant aluminum diecast material
Inventor: TAKASAKI NORIMASA
IPC: C22F1/043
Filed: 2001-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a technique which enables heat treatment for an aluminum diecast product though, in the conventional aluminum diecast product, heat treatment has been impossible. SOLUTION: The embodiment 3 is the one obtained by subjecting a diecast product containing 13.0% Si, 3.3% Cu, 1.4% Mg and 1.6% Zn to T5 (age hardening treatment). The comparison example 4 is AC8B-T7 (an aluminum alloy casting subjected to stabilization treatment after solution treatment). The embodiment 3 is superior to the comparison example 4 in the point of hardness at high temperatures. Thus, the heat treatable aluminum diecast product can be developed.
Patent JP-2002300178-A (JP)
Title: Line concentrator control method for the same
Inventor: YOSHIDA TAKASHI
IPC: H04L12/44
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a line concentrator used for a local area network(LAN) that can easily detect a fault of a communication control LSI in use so as to select a communication control LSI of a redundant system. SOLUTION: When a link monitor section 4 detects link setup of even one port among all ports 7 and a transmission data monitor section 3 cannot detect transmission data from a communication control LSI 2A at a prescribed time interval within a link setup period, it is determined that a fault takes place in the communication control LSI 2A and a port connection changeover section 5 connects a communication control LSI 2B of a redundant system to the ports 7.
Patent JP-2002293326-A (JP)
Title: Packaging box
Inventor: YOSHIMURA HIROKI
IPC: B65D5/66
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To largely improve the durability of a packaging box wherein even if the box is of the type such that an insertion part is inserted into an incision to lock a cover, the cover can be firmly locked and moreover the insertion part can be repeatedly inserted into the incision. SOLUTION: The packaging box is assembled from one sheet by folding it into a box-like form so that articles can be stored in a space formed by the sheet. The box has a bottom panel 3, a plurality of side panels 24, and a cover panel 21. An incision 25, which is long and the central portion of which the bent into a U-shape, is provided at a side end of the side panel 24, thereby forming a U-shaped flap 26. If an insertion part 23 protruding from the cover panel 21 is inserted into the incision 25 to close the panel 21, the insertion part 23 is held by the flap 26.
Patent JP-2002300384-A (JP)
Title: Image recovery device, image recovery method, program and recording medium
Inventor: SUMITOMO HIRONORI
IPC: H04N1/40
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide an image recovery device and an image recovery method that can apply recovery processing to a picked up image subjected to deterioration by an asymmetrical deteriorated filter in a short time with high accuracy. SOLUTION: A picked up image subjected to deterioration by an asymmetrical deteriorated filter is corrected, the corrected picked up image is corrected to be an updated image, the updated image is deteriorated by using a deterioration function at pick up time and a residual between the deteriorated corrected image ad the picked up image is calculated. The corrected image is used for a new processing object image until the calculated residual is below a prescribed threshold value, the image correction update, the image deterioration and the calculation of residual are repeated, when the residual is lower than the prescribed threshold value, the corresponding update image is used for a recovered image.  That is, since the picked up image subjected to deterioration by the asymmetrical deteriorated filter whose image shift is corrected is used for an initial image, the repetition of the image correction update, the image deterioration and the calculation of residual is decreased.
Patent JP-2002299107-A (JP)
Title: Surge-resistant terminating resistor
Inventor: NAKAYAMA KAZUMI
IPC: H02G1/14
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a terminating resistor that can be improved in surge resistance ability. SOLUTION: A circuit board 5 is incorporated in a conductive grounded cylinder 12, connected to the external conductor of the contact plug of a coaxial cable and a core wire 13 and a terminating resistor 14 are arranged on the board 5. On the circuit board 5, a discharge section 15, the projecting section 12a of the cylinder 12, and a discharge clearance d1 are formed, by printing the pattern of the discharge section 15. The dimension of the clearance d1 is set so that discharge may be started from a surge voltage, which is lower than the maximum limited voltage of the terminating resistor 14.
Patent JP-2002045433-A (JP)
Title: Stent provided with self expansion end part
Inventor: SALMON SEAN
IPC: A61F2/90
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a hybrid type stent provided with the end part of a self expansion type. SOLUTION: This hybrid type stent is provided with the center part of a balloon expandable type and the end part of the self expansion type. The whole of the stent is attached by a fitting system onto the balloon of a balloon type blood vessel forming catheter. One example of a method for holding the end part of the self expansion type of the stent on the balloon to which the stent is attached is to arrange a cylindrical elastomer tube around the respective self expansion type end parts of the stent. Further, another method for holding the hybrid type stent on a stent supply system is to use a common sheath to be pulled back at the time of starting stent expansion.
Patent JP-2002294577-A (JP)
Title: Dehydration promoting agent for lime mud
Inventor: YASUDA KOJI
IPC: D21H21/24
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a dehydration promoting agent for lime mud formed in the causticizing step in the production of kraft pulp, having low foaming property and capable of stably reducing the water content of the lime mud even by the fluctuation of the production conditions. SOLUTION: The objective dehydration promoting agent contains a polyoxyethylene alkyl ether and/or a polyoxyethylene alkenyl ether expressed by general formula (1) R-O-(CH2 CH2 O)n -H...(1) (R is a 16-36C branched alkyl and/or a 16-36C branched alkenyl; and (n) is an integer of 3-7) as an active component.
Patent JP-2002300185-A (JP)
Title: Metric value optimizing device
Inventor: SUGIYAMA YOICHI
IPC: H04L45/42
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To minimize a transmission delay time and a transmission cost or the like when a transmitter transfers transmission data to a receiver by dynamically changing the metric value of each router accordingly when an operating state of each router is changed due to a circumstance of a channel. SOLUTION: A metric value optimizing device 7 of this invention measures traffic of a 1st router 4-a 3rd router 6, dynamically changes each metric value of the 1st router 4-the 3rd router 6 based on the result of measurement to transfer transmission data from a transmitter 2 to a receiver 3. In this case, the metric value optimizing device 7 allows the 1st router 4-the 3rd router 6 to select an optimum transmission path depending on the actual traffic or the like for the transfer of the transmission data from the transmitter 2 to the receiver 3.
Patent JP-2002243957-A (JP)
Title: Optical fiber grating and optical filter using the same
Inventor: NAKAI MICHIHIRO
IPC: G02B5/18
Filed: 2001-04-03
Abstract: PROBLEM TO BE SOLVED: To provide an optical fiber grating which does not require an isolator or the like, and to provide an optical fiber using the same. SOLUTION: The optical fiber grating is manufactured by forming perturbation in the core of an optical fiber 11 along the longitudinal direction thereof with grating pitches of 20 to 80 μm as a radiation type grating part 12. Thereby, a fundamental mode can be combined with a high transmission mode of 10th or more higher than the fundamental mode. A nonreflective narrow band optical filter is constituted by using this optical fiber grating.
Patent JP-2002304182-A (JP)
Title: System for providing original music data interlocked with karaoke music code, method thereof, and program
Inventor: IZUMI KAZUTOMI
IPC: G06Q30/06
Filed: 2001-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a system which easily enables selling of original music by enabling user to download original music data, by designating a Karaoke music code together with Karaoke music at time of use of Karaoke which can be a chance of selling the original music. SOLUTION: Original music data representing original music corresponding to Karaoke music are stored, a Karaoke music code assigned to Karaoke music is inputted to designate downloading of the original music, corresponding to the Karaoke music to a portable information terminal, original music data, representing the original music corresponding to the karaoke music which is designated for downloading, is retrieved from stored original music data, on the basis of the inputted Karaoke music code, and retrieved original music data are transmitted to the portable information terminal by wireless LAN such Bluetooth.