baber/WOPTO huggingface dataset:
Patent JP-2001119734-A (JP)
Title: Optical switch and protocol used therefor
Inventor: WANG GUO-QIANG
IPC: H04B10/291
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To improve the wavelength efficiency of an optical switch by providing a method for establishing data connection and a switch node realizing the method between termination switch nodes of a network. SOLUTION: This method comprises switch nodes with respect to a network layer wavelength routing(WR) protocol and obtains a next hop switch node as to all possible combinations of termination nodes on the basis of a network topology. Furthermore, the method requires the switch node relating to network layer wavelength dispersion(WD) when data connection is established. The WR protocol decides a path used through the network and assigns a wavelength to each link between the switch nodes. A different wavelength can be adopted for a different optical link. The switch node includes a wavelength converter provided with an optical switch or a photoelectric converter provided with a digital electronic switch. The digital electronic switch can provide a signal format.
Patent JP-2002041582-A (JP)
Title: Data generating method by finite element method
Inventor: AOYAMA YUJI
IPC: G06F17/50
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a data generating method for generating numerical data for calculation capable of reducing the computational amount and memory amount required for the structural analysis by a finite element method from an analytic model based on the finite element method concerning an analytic model equipped with an attachment such as an electrode for restricting a vibration mode on a part of the surface of a structure. SOLUTION: In the data generating method for generating the numerical data for calculation from the analytic model based on the finite element method for analyzing the action of the entire structure by dividing the analytic model of the structure into plural elements, applying nodal point numbers to nodal points for each of element and adding numerical values expressing the physical quantities of the respective nodal point numbers, when applying a contact number for each of elements to the analytic model provided with an attachment for restricting the vibration mode on a part of the surface of the structure, the contact number is made equal for each of parts of the attachment and the contact number of the attachment is finally set.
Patent JP-2001061592-A (JP)
Title: Headrest for backrest of seat
Inventor: EPAUD DAVID
IPC: A47C7/38
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To provide an arrangement of a headrest provided on the backrest of a seat such that settings of height and inclination are adjustable whenever necessary and can be canceled simultaneously. SOLUTION: This headrest includes a height-adjusting lock means 36 for the headrest relative to the backrest of a seat, and an unlocking means 40 for the height-adjusting lock means. The headrest further includes an inclination- adjusting lock means 38 for the headrest relative to a rotational axis T approximately traversing the headrest. The height-adjusting lock means and the inclination-adjusting lock means 38 can be simultaneously unlocked by the unlocking means 40. The unlocking means 40 should preferably include one button to be installed on a side face of the headrest.
Patent JP-2002043119-A (JP)
Title: Magnet roll
Inventor: IWASAKI KENICHI
IPC: G03G15/09
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To increase a main magnetic pole in peak magnetic flux density to be higher in a magnet roller, composed of a support shaft and a plurality of magnets fixed to the support shaft. SOLUTION: A first main magnet pole 5 is formed into a chevron-shape and is magnetized in parallel with its lateral sloping sides. The directions of magnetization of a second main magnetic pole 8 and a third magnetic pole 10 are so set as to form nearly a right angle with the symmetrically axis of the first main magnetic pole 5.
Patent JP-2002047518-A (JP)
Title: Method for recovering cerium
Inventor: FURUBAYASHI TOSHIKI
IPC: C22B59/00
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To provide a method for receiving expensive cerium from a solution containing cerium and chromium. SOLUTION: The method includes a stage in which a reducing agent is added to a solution containing cerium and chromium to reduce tetravalent cerium and hexavalent chromium in the solution into tervalent cerium and tervalent chromium respectively and a stage in which a coagulant and an alkali agent are added to the solution to control the pH to a range in which tervalent chromium is precipitated, and chromium is precipitated and separated. As the reducing agent, one or more kinds of compounds selected from organic acid, alcohol and aldehyde are preferable since they do not contaminate the recovered cerium. Further, the coagulant has an effect of efficiently separating tervalent cerium and tervalent chromium and is preferably composed of one or more kinds selected from anionic high polymer compounds and nonionic high polymer compounds.
Patent JP-2002048005-A (JP)
Title: Cogeneration system
Inventor: IWATA SHIN
IPC: H02J3/32
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To improve economic efficiency by self-consuming electric power generated by a heat/electric power cogenerating device. SOLUTION: Hot water heated by heat from the heat/electric power cogenerating device 1 for generating the heat and electric power is stored in a hot water storage tank 2, and the hot water is supplied to a bathtub 9, a shower and a kitchen via a hot water supply pipe 8. An electric power output line 15 having a converter 12, an inverter 13 and a first repeater 14 is connected to an AC generator of the heat/electric power cogenerating device 1, an electric load 16 is connected to the electric power output line 15, and the electric power generated by the heat/electric power cogenerating device 1 is supplied to the electric load 16. A power line 18 of a commercial power source is connected to the electric power output line 15, and electric power insufficient in the electric power generated by the heat/electric power cogenerating device 1 is supplied to the electric load 16.  A storage battery 20 is connected to an output line part 15a between the converter 12 and the inverter 13, surplus electric power among the electric power generated by the heat/electric power cogenerating device 1 is charged, the electric power charged to the storage battery 20 is discharged when necessary, and is supplied to the electric load 16.
Patent JP-2002050710-A (JP)
Title: Electronic component device
Inventor: KAWAMURA KIMIYA
IPC: H03H9/02
Filed: 2000-07-31
Abstract: PROBLEM TO BE SOLVED: To provide an electronic component device of a structure, that even if a metallic cover body is welded to a conductor for sealing arranged on the upper surface of a ceramic package, the metallic component in the cover body will not scatter, and stable characteristics of the device are obtained. SOLUTION: An electronic component device formed by a method, where an electronic component element is housed in a cavity 21 provided in a ceramic package 2 and the same time, a metallic cover body 4 for airtightly sealing the cavity 21 is welded to a conductor 5 for sealing provided on the upper surface of the sidewall of the cavity 21, is formed in a constitution that the conductor 5 is formed in closer to the outer periphery of the upper surface of the sidewall of the cavity 21; and when the entire width of the upper surface of the sidewall and the width of the non-formation region of the conductor 5 provided on the upper surface of the sidewall are respectively defined as W and Wi, the ratio of Wi to W is in the range of 0.2 to 0.6.
Patent JP-2002049495-A (JP)
Title: Device and method for controlling automatic start of job, and medium for providing control program
Inventor: NAGAO MIEKO
IPC: G06F9/46
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide an automatic job start control device, etc., capable of automatically starting a job in accordance with specified date and hour and starting only a job cleaning a prerequisite such as preprocessing for the job. SOLUTION: When job execution schedule information is acquired, whether job starting date and hour are specified or not in the record of the acquired information is judged (S3). When the date and hour are specified, whether the specified job starting date and hour have expired or not is judged (S4). When the job starting date and hour have expired. JCL information for executing the job is acquired (S5) and whether the data transfer destination of the acquired record is specified or not is judged (S7). When the data transfer destination is specified, the date record of a machine date is acquired from a machine stop schedule information file 43 of the data transfer destination and the JCL for starting the job is edited and executed.
Patent JP-2002050828-A (JP)
Title: Semiconductor laser module and stimulation light source device using the same
Inventor: YOSHIDA JIYUNJI
IPC: H01S5/40
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor laser module having large optical output wherein kink in current-optical output characteristic is restrained, and spectrum width of an outputted oscillation laser beam is narrow, and a stimulation light source device which uses the laser module and has a large degree of wavelength multiplex. SOLUTION: This semiconductor laser module B1 is provided with a Fabry- Perot semiconductor laser element A whose resonator length is 1000-1800 μm, and an optical fiber 16 coupled optically with the laser element A in which fiber grating is formed. A reflection bandwidth of the fiber grating is at most 3 nm, which is larger than the wavelength interval of a longitudinal mode in the oscillation laser beam of the semiconductor laser element.
Patent JP-2002045269-A (JP)
Title: Mat device
Inventor: YAMANOI NOBORU
IPC: A47C27/08
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To make negative ions efficiently work on the sick or the elderly needing nursing care or a person wanting a good sleep. SOLUTION: The mat device comprises a main body 1 having a sufficient size to be used with the whole body of a person lying on it and a sufficient hardness to be sunk with the weight of the person's body, and a charged layer is formed on the contact surface or near the contact surface of the main body 1 with the person's body. The mat device also has a negative ion source 3 for supplying negative ions to the charged layer. Therefore, various effects of negative ions on the person's body can be expected as well as the effect of preventing putrefaction caused by a bedsore.
Patent JP-2002054592-A (JP)
Title: Driving part of cylindrical impeller
Inventor: JOKO KAZUFUMI
IPC: F04D29/28
Filed: 2000-08-08
Abstract: PROBLEM TO BE SOLVED: To provide a low-cost, simply structured drive part for cylindrical impellers by eliminating any boss part of metal from the configuration, where a cylindrical boss part and a disc-shaped part are molded in a single piece from a resilient material. SOLUTION: A number of cylindrical impellers 11 are coupled together in the axial direction, among which the impeller 11a at the end on the side with motor 17 is formed in a single piece consisting of a cylindrical boss part 13 and a disc-shaped part 14 protruding at the periphery of the boss part 13 from a resilient material such as rubber of hard nature, and the inside circumferential part of a coupling plate 12 made from a metal plate is embedded in the peripheral part of the disc-shaped part 14, while the peripheral part of the coupling plate 12 is embedded in the inside circumferential part of the side plate 15 of the impeller 11a located at the end, whereby the configuration can be simplified and the fabrication be facilitated,  and it is practicable to narrow the gap otherwise required between the side plate of the impeller at the end and the motor and also enlarge the effective length in axial direction or the impeller in the blower body whose outside width is specified which should lead to enhancement of the blowing function.
Patent JP-2002056995-A (JP)
Title: Discharge lamp lighting device
Inventor: KANDA TAKASHI
IPC: H05B41/24
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To secure the lamp life and to attain the cost reduction by pre-heating a narrow tube lamp with a capacitor pre-heating method. SOLUTION: For the discharge lamp lighting device comprising a hot cathode discharge lamp, a high frequency power source supplying high frequency output to the discharge lamp, a pre-heating power source at least pre-heating the filament of the discharge lamp by a current source, and a filament voltage detecting circuit detecting the filament voltage of the discharge lamp, by detecting the voltage of the filament of the discharge lamp, the output of the pre-heating power source is controlled so as not to make the filament voltage exceed a prescribed voltage during pre-heating, or, the length of pre-heating time is controlled.
Patent JP-2002018428-A (JP)
Title: Collection vessel for uranium and rare metal
Inventor: YOSHIMI KATSUUMI
IPC: C02F1/28
Filed: 2000-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a collection vessel for uranium, in which both contact with seawater and a collecting function can be raised. SOLUTION: A side plate part 2 is arranged on the face of a bottom plate 1 and a collection material 4 is put in the rear part. A side opening part 6 and a base opening part 7 are formed and a front base is made to a semicircular fan type. An opening part 8 for exchanging the collection material is formed in the upper plate and the top surface is made to the semicircular fan type and a back-flow discharge hole 9 is formed. After assembly, the collection material is inserted and a tray 15 equipped with a back-flow blade 13 and an inflow block plate 14 is provided and the collection material is placed and a pressing plate 18 equipped with an introduction blade 16 and an introduction plate 17 is disposed.  When a rotary fixture 19 is fitted to a main shaft rope and the vessel is connected, seawater containing uranium or the like flows into a trumpet-shaped suction hole by speed of an ocean current and becomes pressure water shown by arrows and flows into the collection material. Contact amount is increased and flows out of the side, the base and the opening part on the surface of the upper plate and accumulates on the surface of the upper plate. Settled particles flow to the collection material by the introduction blade. When excessive pressure is added to the collection vessel, pressure water is allowed to flow out of a back-flow hole and the collection vessel is protected.
Patent JP-2002051751-A (JP)
Title: Drinking water containing extract extracted from seed of grain or the like, using marine deep water and method for producing the same
Inventor: SHINPO YOSHIMASA
IPC: A23L7/152
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To obtain drinking water excellent in safety and rich in natural mineral components. SOLUTION: This method for producing drinking water comprises a first process for immersing seeds of grain, etc., and a mineral such as tourmaline, etc., or a rock in desalted marine deep water, a second process for germinating and rooting the seeds obtained from the first process, a third process for grinding the seeds obtained from the second process, a fourth process for extraction- treating the obtained from the third process with desalted marine deep water at a high temperature under a high pressure and a fifth process for adding the extract obtained from the fourth process to drinking water or desalted or reduced-salt marine deep water. This drinking water safe and abundant in healthy natural mineral components can be prepared by the drinking water obtained from the process.
Patent JP-2002051797-A (JP)
Title: Immobilized enzyme and method for producing cycloisomaltooligosaccharide
Inventor: KAWAMOTO HIROSHI
IPC: C12P19/18
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide an excellent immobilized enzyuxe which can efficiently produce cycloisomaltooligosaccharide (CI) from sucrose, and to provide an excellent reaction method. SOLUTION: This method for producing CI, characterized by allowing dextran sucrase (DSase) and cycloisomaltooligosaccharide glucanotransferase (CITase) to simultaneously act on sucrose. The immobilized enzyme characterized by immobilizing DSase and CITase on the same carrier. The immobilized enzyme, wherein the carrier is porous beads originated from chitosan. The method for producing CI from the sucrose, wherein the immobilized enzyme is used for the enzymatic reaction. The method for producing CI, wherein the immobilized enzyme is used for the enzymatic reaction.
Patent JP-2002055514-A (JP)
Title: Electrifying device using conductive brush
Inventor: FUJITA SHOICHI
IPC: G03G15/02
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To efficiently use a conductive brush for a long time by removing needless toner adhering to the conductive brush. SOLUTION: In this electrifying device, the conductive brush to which specified voltage is applied is brought into contact with a moving photoreceptor, whereby charge is imparted to the surface of the photoreceptor so as to electrify the photoreceptor. The conductive brush is divided into plural in a circumferential direction on the surface of a supporting roller and fibers are flocked thereon, and the plural divided conductive brushes are successively brought into contact with the photoreceptor. Then, the device is provided with a toner removing roller abutting on at least one conductive brush which is not brought into contact with the photoreceptor and removing the toner adhering to the conductive brush.
Patent JP-2002058729-A (JP)
Title: Deodorizing filter
Inventor: HASEGAWA MASAAKI
IPC: A61L9/01
Filed: 2000-08-14
Abstract: PROBLEM TO BE SOLVED: To provide a deodorizing filter having a high efficiency at one path, a long lifetime and a small pressure loss. SOLUTION: Fig. (B) shows a partial sectional view of the deodorizing filter. The filter comprises an activated carbon layer formed by sealing functionally activated carbons 24 corresponding to a basic gas, a neutral gas and an acid gas in small chambers partitioned to predetermined intervals of a honeycomb structure 26 formed of paper sequentially from a rear surface side of the filter inside a paper frame 21 for forming a profile, by a black nonwoven fabric 25 and a nonwoven fabric 28, a nonwoven fabric layer 27 impregnated with a citric acid for chemically deodorizing an ammonia, and a deodorizing layer capable of deodorizing a specific odor, colored in a blue color and fixing cellulose beads 23 impregnated with a polyphenol or the like and integrally fixed to a base 29. In this filter, nonwoven fabrics 22 are disposed on surfaces of the beads 23 to protect them.
Patent JP-2002059348-A (JP)
Title: Method for grinding end face of optical fiber
Inventor: MATSUNAGA MITSUNORI
IPC: B24B19/00
Filed: 2000-08-21
Abstract: PROBLEM TO BE SOLVED: To easily grind an end face of only an optical fiber at a low cost. SOLUTION: A rear end side of the optical fiber 8 is inserted respectively into two optical fiber holes 7a made in a ferrule 7, and adhered and fixed thereto (Fig. a). A forward end side of the optical fiber 8 is respectively inserted in an optical fiber hole 11a in a spacer 11 and the forward end thereof is slightly protruded. Next, the forward end face of the optical fiber 8 is ground together with a spacer 113 by using a grinding machine or manually. After the grinding is completed (Fig. c), the spacer 11 is removed from the optical fiber 8 (Fig. d). Other portions than the portion to be ground (the portion of the protrusion h) are accommodated in the optical fiber hole 11a and not deflected, and the forward end face of the optical fiber can be ground though only the easily flexible optical fiber is ground.  Since the optical fiber 8 is only passed through the optical fiber hole 11a in the spacer 11, this method is simple, and the grinding cost is low. In addition, the end faces of the optical fibers 8 can be easily arranged.
Patent JP-2002062751-A (JP)
Title: Fixing device and endless belt for fixing
Inventor: KASAGI TOMOYUKI
IPC: B29C41/04
Filed: 2000-08-21
Abstract: PROBLEM TO BE SOLVED: To provide a fixing device, capable of generating a prescribed grip force by substantially low pressuring force and easily realizing reducing the size of the device and the prevention of offset due to the reduction of the scale of a pressure means as a roll belt type fixing device, and to provide an endless belt for fixing and its manufacturing method. SOLUTION: In this fixing device, a nip area (n) is formed, by circumscribing a fixing roll 1 with an endless belt 2, and an unfixed toner 51 on a carried recording sheet 5 is heated and fixed in the nip area (n), while the belt 2 is driven by the driving of the roll 1. A rugged part 22 is provided over the entire periphery, near at least to one side end of the outer surface of the belt 2.
Patent JP-2002058706-A (JP)
Title: Wheel chair fixing device
Inventor: KOBAYASHI SHIGERU
IPC: B60P3/00
Filed: 2000-08-22
Abstract: PROBLEM TO BE SOLVED: To improve the workability when fixing a wheelchair. SOLUTION: When the wheelchair is moved forward (FR) on the platform 1 of a vehicle, first to third hooks 11-13 installed to the platform 1 and strikers for hook installed to the wheelchair are engaged with each other and, at the same time, a floor-side striker 21 installed to the platform 1 and a locking member installed to the wheelchair are locked to each other. Consequently, the wheelchair is fixed. When the wheelchair is moved backward in the direction in which the wheelchair is released from the fixed state while the locking member is unlocked, the wheelchair is released from the fixed station.
Patent JP-2002060512-A (JP)
Title: Surface roughened aromatic polyimide film and method for producing the same
Inventor: UHARA KENJI
IPC: C08J5/18
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To provide a surface roughened aromatic polyimide film whose surface is effectively roughened to improve the adhesion. SOLUTION: This surface roughened aromatic polyimide film whose surface has been roughened, characterized in that the relation of the surface roughness of the film is expressed by the expressions (1) to (5) in the body, and the method for producing the surface roughened aromatic polyimide film, characterized by dispersing an abrasive having a specific gravity (d) of <=7 in a liquid and then blasting the dispersion on the surface of the aromatic polyimide film.
Patent JP-2001143482-A (JP)
Title: On-vehicle electronic control device
Inventor: KONDO KOJI
IPC: G11C16/02
Filed: 2000-08-25
Abstract: PROBLEM TO BE SOLVED: To provide an on-vehicle electronic control device, which can realize simultaneous rewriting with one rewriting power source circuit in the on-vehicle electronic control device mounting plural flash memories. SOLUTION: An ECU 100 is provided with a rewrite power source circuit 110, flash memories 125, 135 incorporated in microcomputers 120, 130. A rewrite, voltage Vpp is supplied to respective flash memories 125, 135 by the power source circuit 110. Capacitors 141, 142 for suppressing variations in rewrite voltage are arranged respectively nearby rewrite voltage applying terminals in a rewrite voltage applying line Lvpp from the power source circuit 110 to respective flash memories 125, 135. Line width or line length of each rewrite voltage applying line between respective flash memories is set to W or L1 by which desired inductance component and capacitance component are obtained.