baber/WOPTO huggingface dataset:
Patent JP-2001251257-A (JP)
Title: Optical transmission line monitor method and optical fiber amplifier repeater used for the method
Inventor: HAYASHI SHAKUBIN
IPC: H04B3/46
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an optical transmission line monitor technology with high accuracy, without deteriorating a transmission characteristic of a main signal light in wavelength multiplex transmission by an optical amplifier relay system and moreover with decreased loss of a backward scattered light. SOLUTION: In the optical amplifier relay system of this invention where an optical fiber amplifier repeater, including an optical fiber amplifier, is inserted to a couple of incoming and outgoing optical fiber transmission lines and an optical signal is transmitted/revived between optical wavelength multiplex terminal stations, a monitor 2, including at least transmission reception sections 2a, 2b for a monitor optical pulse is placed in the optical wavelength multiplex terminal station 1, an optical circulator 17 and an optical fiber grating 18 are placed at the output terminal of the optical fiber amplifier 16 of each repeater 10 to lead a backward scattered light produced, while an optical signal propagates through an optical transmission line 4a o the optical fiber grating via the optical circulator,  and only the backward scattered light of the monitor optical pulse is transmitted to the monitor 2 through an opposite optical transmission line 4b.
Patent JP-2001255699-A (JP)
Title: Toner and method of manufacturing nonmagnetic toner particle
Inventor: HASHIMOTO AKIRA
IPC: G03G9/08
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide dry toner which does not produce uncomfortable odor during fixing and which has stable electrification property without depending on the environmental change and excellent transfer property, and to provide a method of manufacturing the toner particles. SOLUTION: The toner particles of the dry toner contain a styrene binder resin, a coloring agent and a wax component and have inorganic fine powder material deposited on the particle surface. The average circular degree of the toner is >=0.970. The styrene binder resin is obtained by polymerizing monomers containing a styrene monomer by using at least an organic peroxide. The content of carboxylic acids as the decomposition product of the organic peroxide in the toner is <2000 ppm and the residual styrene monomer in the toner is <300 ppm.
Patent JP-2001252205-A (JP)
Title: Bathtub cover
Inventor: TERAOKA TAKAO
IPC: A47K3/00
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a bathtub cover which can prevent a person from being drowned to death while he is taking a bath and is suitable for recovering his fatigue. SOLUTION: In the bathtub cover to be placed on the upper surface of the flange of the bathtub, a notch having approximately a semielliptical shape is formed in the central portion of a side of the cover to be placed on one of the short sides of the bathtub. Thus, the cover can be placed on the bathtub so that a person can protrude his head out of the bathtub, while he is taking a bath, and even if he relaxes his whole body, his body can be prevented from slipping into the bathtub.
Patent JP-2000271603-A (JP)
Title: Hot-rolling method of extra-thin strip and rolling apparatus
Inventor: GINZBURG VLADIMIR B
IPC: B21B1/26
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To obtain a good thin steel strip by rolling a steel strip having intermediate thickness with a reversible rolling apparatus for finish-working provided with work rolls having a second diameter smaller than a first diameter of work rolls in a reversible rolling mill for rougher-working. SOLUTION: The metal slab after casting is rolled into the steel strip having the intermediate thickness of about 1.5-4 mm with the reversible rolling apparatus 2 for rougher working. The diameter of the work rolls in one set of the rolling mill at the rolling apparatus 7 is made to about 600-800 mm. In succession to the rolling apparatus 7, a tunnel furnace 11 is arranged and the steel strip is reheated at about 850-1000 deg.C thereat. Thereafter, if necessary, after cutting off the steel strip with a cutter 12, the steel strip is introduced into the rolling apparatus 13 for finish-working. The rolling apparatus 13 is reversible rolling mill and the diameter of this working roll is made to about 300-600 mm.  That is, this work roll having the diameter smaller than that of the work roll in the rolling apparatus 7 is used to reduce this contacting area and the necessary rolling load to the working. The steel strip coming out from the rolling apparatus 13 for finish-working is obtd. at about 0.4-1.2 mm thickness.
Patent JP-2001264624-A (JP)
Title: Camera
Inventor: MATSUMOTO TOSHIYUKI
IPC: G02B7/28
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To control principal subject detection processing at a low cost with simple constitution and to surely shorten a time lag even under a photographing condition on which shortening the time lag is required. SOLUTION: This camera is constituted by including an imaging device 1 picking up an optical image formed through a photographing optical system (photographing lens) fetching and forming a subject image (optical image) and generating a subject image signal, a principal subject discrimination part 2 discriminating a principal subject based on the subject image signal from the device 1, a photographing mode setting part 4 where a photographing mode is manually or automatically selected and set by a photographer, and a discrimination system changing part 3 being a part to change the discriminating method of the discrimination part 2 in accordance with the photographing mode selected by the setting part 4 and performing control, for example, to inhibit or simplify discriminating operation.  Namely, by performing the changing control of the discriminating method in accordance with the photographing mode selected by the setting part 4, the time lag is surely shortened even under the photographing condition on which shortening the time lag is required with the simple constitution, whereby the camera realizing high-speed and high-accuracy AF by which a shutter chance is not missed is constituted.
Patent JP-2001269371-A (JP)
Title: Bed
Inventor: MURAUCHI YOSHIHIDE
IPC: A61G7/00
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a bed capable of preventing a bedsore of a sick person laid on it for a long time, and facilitating change of underwears. SOLUTION: On a frame 1 provided with a mat support base 2, an inclination means 3 which is elevated at a width direction side end part of the frame 1, and an actuation means 6 for the inclination means 3, so that the frame 1 is inclined right or left by actuation of the inclination means 3, or otherwise, the inclination means 3 of the mat support base 2 is provided between the frame 1 and a width direction side end part of the mat support base 2, with the actuation means 6 of the inclination means 3 provided on the frame 1, so that the mat support base 2 is inclined right or left by elevation of the inclination means 3.
Patent JP-2001270985-A (JP)
Title: Polyurethane resin composition
Inventor: HACHITSUKA TSUYOSHI
IPC: C08L83/04
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a composite possessing the characteristic features of both an organic component and an inorganic component by improving the compatibility of the both and to improve the storage properties of alkoxysilane containing resins. SOLUTION: A composition is obtained by dissolving 100 pts.wt. polyurethane resin containing an alkoxysilane group in the side chain and 0-100 pts.wt. hydrolyzable metal alkoxide compound or its polymer in a solvent containing an alcohol.
Patent JP-2001271203-A (JP)
Title: Health tool using pulse
Inventor: YAMAZAKI IWAO
IPC: A61N1/32
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To enable a pulse electric current to be passed after arranging the shape by pressing the underbelly part from outside so as to be raised. SOLUTION: Planer electrodes E1 to E3 to be electrically conductively contacted with prescribed symmetric right and left positions of the abdominal part are stuck to the inside of an insulation sheet S, and electrically conductive hooks H for connecting the planer electrodes E1 to E3 to a pulse power source are attached to the outside of the insulation sheet S. The planer electrodes E1 to E3 are arranged so as to correspond to the side, the abdomen and the underbelly. An electrode-attaching tool A consists of a long upper belt A1 and a short lower belt A2 formed by the right and left cuts (a).  The upper belt A1 has a structure having the whole outer surface formed out of a female hook-and-loop fastener, and the inner surface having a male hook-and-loop fastener as a fastening tool, fixed to one terminal, and constituted so that the girth may be closed so as to be freely widen and narrowed. The lower belt A2 has the male hook-and-loop fasteners F fixed to both the right and left terminals in the inside so that the hook-and-loop fasteners F may engage to the female hook-and-loop fastener formed on the outside of the upper belt A1 to hold the underbelly so as to be raised from the lower part.
Patent JP-2001274433-A (JP)
Title: Crystallizing method for silicon film, producing method for polycrystal silicon film and device using the same
Inventor: KATO KEIKO
IPC: C23C16/24
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a crystallizing method for silicon film, a producing method for polycrystal silicon film and a device using polycrystal silicon film, with which warp cancel on a crystallized silicon film can be made compatible with crystallinity. SOLUTION: While using a substrate 1 composed of a material having a coefficient of thermal expansion three to ten times as high as that of a silicon film 3 to be crystallized, a material having a coefficient of heat conduction of <=1/5 of that of the substrate 1 is arranged as an insulating layer 2. While heating the substrate 1 to a treatment temperature, a laser anneal treatment is applied to the silicon film 3. Thus, the coefficient of heat conduction is suppressed low while keeping the coefficient of thermal expansion of the substrate 1, and warp cancel on the crystallized silicon film can be made compatible with high crystallinity.
Patent JP-2001273033-A (JP)
Title: Vehicular steering control device
Inventor: DOI TOMOYUKI
IPC: B62D111/00
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a vehicular steering control device that can steer a running vehicle accurately to a course without using a previously stored control target value based on a course shape. SOLUTION: The vehicular steering control device, which executes steering control to run a vehicle along a course set on a road, is provided with a travelling position detection means for detecting the travelling position, a location detection means for detecting the locations on the course, a course estimation means for estimating a course for the vehicle to travel on the basis of a plurality of course points detected by the location detection means, and a steering control amount calculation means for calculating a steering control amount, which is estimated on the basis of the travelling position detected by the travelling position detection means and of the course estimated by the estimation means, for the vehicle to travel along the estimated course.  The device executes a steering control of the vehicle by using the steering control amount obtained by the steering control amount calculation means.
Patent JP-2001269702-A (JP)
Title: Method for estimating temperature of hot steel
Inventor: IKEDA NOBUYA
IPC: B21B37/74
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To make a temperature estimating method usable in actual operation by reducing the calculation load of temperature calculation by differential expression using a mesh. SOLUTION: The number of divisions of the differential expression is changed in accordance with the thickness variation of an object of calculation.
Patent JP-2001269693-A (JP)
Title: Drain treating device
Inventor: KOYAMA TEIZO
IPC: C02F1/00
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a drain treating device and an agitating method capable of sufficiently preventing the sticking of floating scum on the inner wall of a treating tank at an anaerobic treatment. SOLUTION: In the drain treating device 10 provided with an underwater agitating device 8 arranged in the water 2 to be treated in the treating tank 4, a positioning device 32 provided below the underwater agitating device 8 in the treating tank 4 and supporting the underwater agitating device 8 and also positioning the underwater agitating device 8. In this case, since the underwater agitating device 8 is positioned at the position nearer to water surface by the positioning device 32, the flow rate near the water surface is increased at anaerobic treatment at which aeration is not performed and the sticking of the floating scum on the inner wall of the treating tank is sufficiently prevented.  Since the positioning device 32 is provided below the underwater agitating device 8, the need for taking out the underwater agitating device 8 from the treating tank 4 is eliminated at the time of positioning the underwater agitating device 8 and the positioning of the underwater agitating device 8 is simplified.
Patent JP-2001273925-A (JP)
Title: Electrolyte for secondary battery and secondary battery
Inventor: YOKOYAMA SHOICHI
IPC: H01M10/05
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide an electrolyte for a secondary battery, which is a useful polyelectrolyte as a material for electrochemical device such as the secondary battery which exhibits a high ionic conductance and which is superior in safety, and provide the secondary battery which uses this electrolyte and which is superior in the cycle property. SOLUTION: In the electrolyte for the secondary battery consisting of ionic compound and organic polymer compound, this is the electrolyte for the secondary battery and the secondary battery which uses the electrolyte in which the organic polymer compound contains a nitrile group containing compound.
Patent JP-2001279534-A (JP)
Title: Fiber composition produced by using coal ash as main material and method for producing the composition
Inventor: MATSUNO MICHIO
IPC: B09B3/00
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a fiber composition having excellent heat-resistance and alkali resistance and produced mainly from coal ash, and provide its production method. SOLUTION: The fiber composition is produced by adding a melting point depressor and a reducing agent to coal ash used as a main raw material to lower the melting temperature to <=1800 deg.C and the iron content to <3% in terms of oxide. Preferably, the fiber composition is composed of 35-60% SiO2, 1.5-40% Al2O3, 10-40% CaO and 0-3% Fe2O3 in terms of the weight of oxide and has a thermal shrinkage temperature of >=800 deg.C.
Patent JP-2001273706-A (JP)
Title: Storage device and storing method
Inventor: ICHINOSE TSUTOMU
IPC: G11B19/04
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a recording device and a recording method by which information is recorded on a recording medium while maintaining good accessibility to the data being recorded. SOLUTION: Five cameras 502 to 510 having camera sensors are connected to video input terminals 102 to 110 of a storage device respectively. When image data are obtained by the camera sensors, image data obtained by the camera 502 are stored in a normal region of a hard disk 134 provided that no abnormality exists in the environment. Similarly, image data taken by the cameras 504 to 510 are stored in hard disks 136 to 142 respectively. When abnormality is detected by the camera sensors attached to the cameras 502 to 510 while picture data are taken, the image data are stored in a dedicated region provided on the hard disk 134.
Patent JP-2001280361-A (JP)
Title: Connection structure of shaft and shaft coupling, and steering device using the same
Inventor: UMETANI AKIHISA
IPC: F16D1/08
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To prevent a fitting part from being fixed in a fitting hole by a locking shaft while a fitting amount is insufficient. SOLUTION: A pair of second parallel flat faces 71, 71 and first flat faces 9, 9 which are on these second flat faces 71, 71 and have a larger depth of flat than the second flat faces 71, 71 from a fitting start end 7a to a locking groove 70 when the fitting part 7 is fitted into the fitting hole 34 are formed in a part of a circular peripheral face by the fitting part 7 of a steering shaft. When a fitting amount is insufficient, the first flat face 9, 9 parts are fitted into the fitting hole 34, and a clearance between the fitting hole 34 and the first flat faces 9, 9 becomes comparatively large. Even if a locking shaft 8 is inserted into a locking hole 38 in this condition, the fitting part 7 cannot be fixed in the fitting hole 34.
Patent JP-2001278221-A (JP)
Title: Heat seal method and heat seal apparatus
Inventor: TAKAHASHI ISAO
IPC: B29C65/02
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a heat seal method and a heat seal apparatus in which a seal portion of high strength can be obtained, and the manufacturing time (the lead time) can be shortened, and to improve the reliability of the seal portion and the manufacturing efficiency of the seal portion. SOLUTION: This heat seal method in which joining faces of a pair of sheets with a resin layer provided on the joining faces are butted to each other, back faces of the pair of sheets are held while being heated, and the resin layer of the heated portion is melted to closely seal a space between the joining faces of the sheets includes a step of holding the heated portion while heating it for a predetermined time by a heater bar and a step of holding the heated portion while cooling it for a predetermined time by a cooling bar immediately after the heating and holding step.
Patent JP-2001285969-A (JP)
Title: Control system for household appliance
Inventor: SUGAYA YOSHIMASA
IPC: G10L15/00
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a control system for household appliances that eliminates the need for remote control so as to enhance the operability. SOLUTION: The control system for household appliances is provided with a distribution board 11 that controls various installation appliances installed in a house and a power supply of the various installation appliances, an infrared ray receiving transmitting device 15 that operates the various installation appliances, a voice pickup microphone 13 that picks up the voice of a resident, a voice recognition means that recognizes the picked-up voice as a preregistered vocabulary, and an operation command conversion means that assigns a corresponding operation command to the recognized vocabulary and outputs the result to the infrared ray receiving transmitting device 15 and the distribution board as an operation signal.
Patent JP-2001278077-A (JP)
Title: Electric power steering device
Inventor: SAKAI KADAKE
IPC: B62D119/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To surely grasp the status of a road through a steering handle by facilitating transmission of vibration from a steered wheel to a steering wheel with a small number of parts and in an inexpensive and simple constitution. SOLUTION: In this electric power steering device 10, steering torque applied to the steering wheel 11 and auxiliary torque generated by an electric motor 82 corresponding to the steering torque are transmitted to a pinion shaft 32 of a rack and pinion mechanism 31, and steered wheels 21, 21 are steered by the rack and pinion mechanism 31. An elastic body 93 is interposed in an auxiliary torque transmission path between a worm geared speed reducing mechanism 90 and the pinion shaft 32.
Patent JP-2001280384-A (JP)
Title: Electric disc brake device
Inventor: TSUCHIYA SHOICHI
IPC: F16D65/18
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To reduce an electric power loss on a cable reaching a motor in a brake caliper from a battery, and to reduce size and weight of the brake caliper. SOLUTION: This electric disc brake device having the battery 2, the brake caliper 5 for housing the motor and generating braking force on the basis of driving force of the motor and a motor driving circuit 4 for driving the motor on the basis of output voltage of the battery, has a boosting circuit 3 for boosting voltage supplied from the battery up to a prescribed level between the battery side and the motor driving circuit.
Patent JP-2001276892-A (JP)
Title: Drain treatment device
Inventor: WATANABE YOSHIKIMI
IPC: C02F9/00
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a small sized drain treatment device which is capable of efficiently removing solid matter or a soluble organic material in raw water with a simple device structure and which is excellent in separation efficiency. SOLUTION: A separation membrane part 15 performing solid/liquid separation by a separation membrane is provided successively and a means is for adding powdery activated carbon into the raw water flowing into the membrane separation part 15 is provided on the downstream side from a jet stirring solid/ liquid separation part 13 for performing the formation and sedimentation separation of floc by the stirring action of water flow jetted from through holes provided on a perforated plate inserted vertically to the flow direction of raw water, in which a flocculant is added.
Patent JP-2001277465-A (JP)
Title: Lithographic printing machine and lithographic printing method
Inventor: YAMAZAKI SUMIAKI
IPC: B41F7/02
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a lithographic printing machine and a lithographic printing method wherein a lithographic printing machine and a plate-making method by which an image-forming and a plate-making can be directly performed on the printing machine are used, discriminating property between an image section and a non-image section is sufficiently kept, and a printed matter without being soiled even under a severe printing condition can be obtained. SOLUTION: This lithographic printing machine is equipped with a plate cylinder 4 for image-forming, a blanket cylinder 3, an impression cylinder 2, a coating film-applying unit 12 provided to be proximal to the plate cylinder 4 for image-forming, a coating film-curing unit 13, an image-forming unit 14 and a cleaning unit 7. Then, an image-forming layer containing a polymer having a functional group which is cross-linked by light or heat prior to the image-forming, and a functional group which changes from hydrophilic to hydrophobic by heat generated by the radiation of infrared rays is formed by the coating film-applying unit 12 for this lithographic printing method.
Patent JP-2001282326-A (JP)
Title: Device and method for screen simulation for programmable display unit and recording medium with recorded program for screen simulation
Inventor: TANIGAWA SHIYUNU
IPC: G06F17/50
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To realize the simulation of a user screen to be displayed at a programmable display unit without operating any PLC(programmable logic controller) as if the PLC is actually operated. SOLUTION: In a personal computer 1, a user screen is prepared by a screen preparing editor 16a, and control instruction data to a PLC 3 and the output data of the PLC 3 corresponding to the address data of inputting and outputting equipment 6 and 7 are set based on the supposition of a user by a database managing part 11b. The user screen and the set data are successively written in a database 17 by the database managing part 11b. The data stored in the data base 17 are continuously read so that picture blocks in the user screen can be changed based on the control instruction data and the output data as if the PLC 3 is operated in the screen preparing editor 16a.