baber/WOPTO huggingface dataset:
Patent JP-2000244398-A (JP)
Title: Method for realizing optical communication system
Inventor: HANSEN PER B
IPC: H04B10/18
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To realize reduction of disadvantages due to fiber non-linearity by relaxing a non-linear interaction which limits the number of channels through deterioration of system performance using a prescribed remote pumping amplification system arranged so that a prescribed parameter range can be obtained. SOLUTION: An optical signal from a light source 100 is made incident to a booster amplifier 105 which is an individual Er-doped fiber amplifier, and then made incident to a first fiber span 110. The fiber span 110 is terminated at a repeater 135. A Raman pumping source 120 is set in the repeater 135 to remotely pump a fiber core in the fiber span 110 disposed directly in front of the repeater 135. Moreover, an Er-doped fiber amplifier 125 which is constituted of three individual amplifier stages 125.1-125.3 is arranged in the repeater 135. The gain flattening of the composite gain spectrum of the cascade-connected amplifiers can be realized by a normal design principle.
Patent JP-2001197186-A (JP)
Title: Originated call connecting system for automatic recognition system of telephone set
Inventor: TSUJI YASUHIRO
IPC: G06K7/10
Filed: 2000-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a method for automatic recognition system, with which the privacy of a telephone number is protected and labor for inputting the telephone number is reduced. SOLUTION: The telephone number is replaced with a two-dimensional(2D) bar code, the data of the 2D bar code are read by a telephone set, to which a CCD image reader (scanner) is attached, and an originated call is connected.
Patent JP-2001231197-A (JP)
Title: Motor and motor for scanner
Inventor: YAMANAKA MORIAKI
IPC: H02K1/27
Filed: 2000-02-17
Abstract: PROBLEM TO BE SOLVED: To realize cost reduction and weight reduction by making a metal mold, exclusive jigs, and a hot setting process for magnetic field orientation and bonding in the metal mold K unnecessary. SOLUTION: In this motor for scanner, rare earth magnetic coating material is spread on a part facing a driving coil 2 of a rotor 1 which is rotatably arranged, and a permanent magnet is formed. In this motor, the rare earth magnetic coating material is spread on a part facing the driving coil 2 of a part of the rotor 1 where a polygon mirror 3 is arranged, and a permanent magnet 4 is formed.
Patent JP-2001236625-A (JP)
Title: Binder for magnetic recording medium and magnetic recording medium
Inventor: KATO ATSUSHI
IPC: C08K3/22
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To effectively remove adhering matters from a magnetic head when a magnetic tape is allowed to run many times and to ensure stable running. SOLUTION: A polyester polyurethane resin obtained by reacting a group of active hydrogen compounds each comprising a cyclic diamine, a polyester polyol and water or a glycol having a molecular weight of 62-250 with a diisocyanate is used as a binder for a magnetic recording medium 10.
Patent JP-2001226951-A (JP)
Title: Soft ground improvement by vacuum consolidation
Inventor: NIIYA HIROSHI
IPC: E02D3/10
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To provide soft ground improvement by a vacuum consolidation method capable of consolidating soft ground effectively and easily or by a work having less coupling of pressure reducing means for vertical drains dispensing with a conventional sand mat, horizontal drains or consolidation sheet. SOLUTION: By coating an air impermeable layer on the outer peripheral surface by a predetermined length from an end portion at the top end of a vertical drain member 2 thereby providing the impervious portion 15 isolated from venting which provides water permeability and isolate venting from the peripheral surface, and bottom of the air impervious portion 15 is inserted into the soft subsoil 1 to a predetermined depth from the surface, a water drain hose 18 communicating with the pressure reducing means is coupled though an airtight cap 17, and the inside of a drain member 2 is decompressed by a pressure reducing means.
Patent JP-2001232893-A (JP)
Title: Image forming apparatus
Inventor: SHIBATA KATSUHARU
IPC: B41J29/00
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus in which radiation noise caused by an ON/OFF signal of a laser can be decreased. SOLUTION: An interface with a GND line in addition to a signal line for transmitting the ON/OFF signal of the laser from an image controller 1 to a laser unit 3 is provided and when a filter circuit is constituted on the terminal end part of the above described ON/OFF signal line, the circuit to the above described GND line is constituted.
Patent JP-2001241784-A (JP)
Title: Refrigerator using combustible refrigerant
Inventor: SUMIDA YOSHIHIRO
IPC: F25B40/00
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To improve an energy efficiency of equipment and to enhance safety when a refrigerant is leaked in a refrigerating air conditioner using a combustible refrigerant having minimized adverse influence on a global environment. SOLUTION: A refrigerating cycle is obtained by sequentially coupling a compressor 1, a condenser 2, a throttling unit 3 and an evaporator 4 via refrigerant piping in which the combustible refrigerant is used as a refrigerant to flow. In this case, the throttling unit 3 is constituted of a flow control valve capable of continuously regulating an opening degree of the throttling unit. Thus, a valve lift of the control valve is controlled by detecting a refrigerant state of a compressor inlet.
Patent JP-2001232686-A (JP)
Title: Method for manufacturing fixture for vibration welding and fixture for vibration welding
Inventor: ASADA KATSUSHIGE
IPC: B29C65/08
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing an upper fixture for vibration welding at a low cost. SOLUTION: This method for manufacturing the upper fixture 20 to be used for a vibration welding device made up of the upper fixture 20 for retaining an instrument panel 31, a lower jig 16 for retaining a duct 32 and a vibration generating means for vibrating the upper fixture 20 to the lower fixture 16. In addition, the method comprises a process to simply laminate an urethane resin 23 to the surface of a female half of a mold formed in concavity almost matching a work and a process to fabricate the urethane resin layer 23 by cutting with the help of a specified cutting tool and thereby mold the resin layer 23 in a form meeting the outer shape of the instrument panel 31.
Patent JP-2001241346-A (JP)
Title: Air-fuel ratio sensor diagnosing device
Inventor: OSAKI HIROYUKI
IPC: F02D45/00
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To improve the accuracy of diagnosing a failure causing a non- actuating state of a wide-range air-fuel ratio sensor of an internal combustion engine. SOLUTION: After starting the operation of an engine, and after the lapse of a predetermined time T for activating an air-fuel sensor, an output value of the air-fuel ratio sensor is measured (S11 to S16) while feed-forward controlling to an air-fuel ratio except for a theoretical air-fuel ratio. When the output value is maintained at a value corresponding to the theoretical air-fuel ratio for a specified time or more, the air-fuel sensor is diagnosed to be in a failure (S17, S18) which makes the air-fuel sensor be in the non-actuating state and makes the output value be at a middle potential. Therefore, diagnosis is conducted not only when conventional fuel cutting, so that diagnosis frequency is increased to improve diagnosis accuracy.
Patent JP-2001243326-A (JP)
Title: Cooking menu preparation supporting device and recording medium recorded with cooking menu preparation program
Inventor: TOYA YUKIHIRO
IPC: G06Q50/10
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To support the preparation of a cooking menu to be satisfied by all members to be served such as family and others. SOLUTION: This cooing menu preparation supporting device is composed of input means 10 and 20 for inputting the personal information of person to be served, a personal information storage means 50 for storing the personal information for every person, a nutrition/recipe storage means 60 for storing food group information classified by nutritive characters, menu information hierarchizing this food group information and cooking recipe information, a menu history means 70 for storing the menu information selected in the past, a cooking menu processing means 80 for selecting the cooking menu to be satisfied by all members to be served while referring to the nutrition/recipe storage means and the menu history means by calculating the calorie intake amounts of all the menu targets on the basis of the personal information,  and an output means 30 for outputting the selected cooking menu or the like.
Patent JP-2001239116-A (JP)
Title: Air cleaning apparatus
Inventor: NAGASAKA YUTAKA
IPC: B01D46/42
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To prevent such a phenomenon that clogging is generated on the surface of a filter during the use of an air cleaning apparatus to deteriorate dust collection efficiency. SOLUTION: When an unnecessary substance in air is collected with a cleaning filter 14 by passing air through the cleaning filter 14 in an air cleaning apparatus, the surface of the filter 14 is cleaned with a cleaning means 32 so as to prevent the generation of the clogging on the surface of the filter 14 caused by dust like fluffy dust. By this constitution, the clogging of the filter 18 is eliminated to improve the deterioration of dust collection efficiency. Further, it can be prevented from adverse effect so that the contamination due to the relatively large dust adhering to the surface of the filter 14 becomes conspicuous.
Patent JP-2001238388-A (JP)
Title: Armature winding of rotating electric machine, and rotating electric machine
Inventor: WAKUI SHINICHI
IPC: H02K3/28
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To reduce voltage unbalance between the winding circuits of each phase and simplify the end of an armature winding, in a rotating electric machine which has three phases, four poles, fifty four stator slots, and the three winding circuits per phase. SOLUTION: This four-pole rotating electric machine, where the iron core of a stator is provided with 9n (1<=n<=7) pieces of slots, and the armature winding of three phases and start connection is constituted, by connecting three winding circuits in parallel separately for each phase, and it is wound into two layers for each slot, and here the two poles within the four poles of each phase are constituted of only one winding circuit within the three winding circuits.
Patent JP-2001240406-A (JP)
Title: Method for removing heavy metal from waste vulcanized rubber
Inventor: YAMADA KAZUHIRO
IPC: C01B32/336
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for removing heavy metals simply and effectively in a carbonized material obtained by dry distillation or an incineration ash of the waste vulcanized rubber. SOLUTION: When the carbonized material obtained by dry distillation or the incineration ash of the waste vulcanized rubber is brought into contact with steam or carbon dioxide under the conditions of reduced pressure in an inert gas atmosphere and the temperature of 920-1,000 deg.C, the heavy metals contained in the carbonized material obtained by dry distillation are removed.
Patent JP-2001251331-A (JP)
Title: Subscriber terminator to dynamically assign band
Inventor: TOUDEN OSAO
IPC: H04L47/76
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a subscriber line terminator SLT that can suppress vibration in a common share band. SOLUTION: The subscriber line terminator that transmits polling information to terminals to dynamically assign a band, is provided with an in-buffer information amount reception section that receives an in-buffer information amount from the terminals, a deficient band calculation section that calculates a deficient band of each terminal, an in-buffer information amount utility assignment section that assigns an in-buffer information amount utility to each terminal, a history utility assignment section that assigns a history utility to each terminal on the basis of each 1st history of each terminal, a history update section that updates the 1st history of each terminal on the basis of the band dynamically assigned to each terminal,  a common share band polling generating section that generates polling information denoting the assignment of each time slot to each terminal and a polling information transmission section that transmits polling information to the terminals.
Patent JP-2001246896-A (JP)
Title: Writing implement with illuminating function
Inventor: KOIKE SHUJI
IPC: F21V33/00
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To facilitate the control of an operating part and a switch part of a writing implement with an illuminating function, to prevent malfunctions in lighting and putting-out of the light and also to make a switching operation thereof smooth. SOLUTION: A switch unit part 30 composed of a switch cover 32, an operating element 33, a tubular metal fitting 31, a spring 36 for a switch, etc., is fitted removably to a rear holder tube 12 by a screw part 31a of the tubular metal fitting 31. The switch unit part 30 and a battery 15 can be replaced by removing the metal fitting 31 from the rear holder tube 12. A stable part corresponding to a non-lighting mode and a lighting mode and a cam part 32d having a slant ranging over a semicircle substantially are formed in the inner tube 32c of the switch cover 32, while the operating element 33 is provided with a cam follower part 33a engaging with the cam part. In the non-lighting mode and the lighting mode, the cam follower part 33a engages with the stable part and states of putting-out and lighting of a light-emitting diode 20 are surely maintained.  The cam follower part 33a is guided by the slant having a sufficient length and the operation of switching between the lighting and the putting-out of the light is conducted smoothly.
Patent JP-2001246099-A (JP)
Title: Game machine
Inventor: IOKI SADAO
IPC: A63F7/02
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a game machine in which game balls from a discharge mechanism are supplied sequentially to an upper receptacle and a lower receptacle in which game balls can be prevented from being supplied to the lower receptacle before the upper receptacle is filled to capacity. SOLUTION: In a discharge mechanism 20 having two discharge openings 203A and 203B, a projection 22 is provided in the discharge opening 203A, a game ball 15 discharged from the discharge opening 203A is collected in a game ball gathering area 16 beneath the discharge opening 203B together with a game ball 15 discharged from the discharge opening 203B and then rolls over a slope 13 and is guided to a game ball receptacle 11.
Patent JP-2001254010-A (JP)
Title: Aliphatic polyester-based resin composition
Inventor: MITOMO HIROSHI
IPC: C08J5/00
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide an aliphatic polyester-based resin composition exhibiting a high melt tension when molded at a high temperature, improved in distortion curability, applicable to various molding methods including blow molding without hindrance, and excellent in biodegradability. SOLUTION: The aliphatic polyester-based resin composition comprises a dehydrocondensation type aliphatic polyester resin (a) and/or a polylactone (b) and diatomaceous earth (c) and has been irradiated with a radiation.
Patent JP-2001204775-A (JP)
Title: Training tool for walking
Inventor: AIKAWA TAKASHI
IPC: A61H1/02
Filed: 2000-01-25
Abstract: PROBLEM TO BE SOLVED: To provide a walking training tool which is easily used. SOLUTION: Two flat projecting objects 2 are attached to the front end back surface of the board of the tool, a rubber board is attached onto a rear end back surface and fastening tools are respectively arranged to the leg of a patient and to the leg of a caring person in the upper part.
Patent JP-2001255204-A (JP)
Title: Pyroelectric infrared sensor
Inventor: NAMIKI TOMOO
IPC: G01J1/02
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a pyroelectric infrared sensor with satisfactory characteristics by eliminating problems such as variations in sensitivity caused by positional displacement among a sensor element, sensor element support bodies, and a circuit board. SOLUTION: This pyroelectric infrared sensor is equipped with, at least, the sensor element, the support bodies for severally supporting both ends of the sensor element, and the circuit board, with the sensor element fixed to the circuit board by means of the support bodies. The support bodies for severally supporting both ends of the sensor element are formed in one body with each other out of a resin material.
Patent JP-2001256957-A (JP)
Title: Method for manufacturing thin battery
Inventor: SATO MASAHARU
IPC: H01M2/30
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a simple method for manufacturing batteries that have little fear of liquid leak or gas permeation, lightweight and superior in stability and safety. SOLUTION: The method for manufacturing thin batteries equipped with a reed electrode made of a valve action metal and armored with laminated film includes processes of exfoliating oxide film of the reed electrode at the portion at least corresponding to the sealing portion and of making the portion where oxide film is exfoliated contact with water.
Patent JP-2001258637-A (JP)
Title: Tool for exchange of sample
Inventor: MORISHITA TAKASHI
IPC: A45D33/00
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a tool for exchange of samples capable of appealingly indicating to customers who are interested in a product associated with a new product in addition to those who have visited the cosmetics counter or the like that samples of the new product associated with the related product are being distributed at the cosmetics counter. SOLUTION: The tool is furnished with a display section 3, a hook section 5 extended on one side of the display section 3. The display section 3 displays that samples of a prescribed cosmetic are to be distributed in the store in exchange for an exchange card 1 and is suspended in a display place of a related product 12 relating to the prescribed cosmetic.
Patent JP-2001260414-A (JP)
Title: Image-forming apparatus
Inventor: MINE RYUTA
IPC: B41J2/44
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To solve the problem that a laser life is limited and an image quality decreases when the laser comes to the end of the life in an image-forming apparatus for forming electrostatic latent images to a photoreceptor by turning on and off one laser to one pixel. SOLUTION: Lasers of m rows are arranged in a vertical scanning direction and lasers of n columns and n' columns are alternately arranged in a horizontal scanning direction. A light-emitting laser array of a two dimensional plane comprised of a plurality of lasers in a matrix structure of m rows by 2n columns is used. There is provided a means for switching between lasers of m rows by n columns and lasers of m rows by n' columns among the light- emitting laser array and independently driving each of the lasers of m rows by n columns and lasers of m rows by n' columns.
Patent JP-2001264653-A (JP)
Title: Waveguide type light parts
Inventor: SAKATA TOMOMI
IPC: G02B26/08
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To obtain waveguide type light parts low in volatility, high in heat resistance and small in the refractive index change by temperature, with high reliability and low crosstalk. SOLUTION: The waveguide type light parts have the first and second optical waveguide group having a plurality of optical waveguides, a groove where the optical waveguide of the first optical waveguide group and the optical waveguide of the second optical waveguide group intersect, and where index matching liquid crossing a crossing part and inert gas are enclosed, and a heating means to heat the index matching liquid. By heating the index matching liquid, the parts move in the inside of the groove to perform optical path changeover so that it may go in and out from a position where the index matching liquid crosses the crossing part.  The index matching liquid is any one among a single component system methyl phenyl silicone oil with only one peak of a molecular weight distribution figure, a single component system dimethyl silicone oil with only one peak of the molecular weight distribution figure and a single component system methyl hydrogen silicone oils with only one peak of the molecular weight distribution figure.
Patent JP-2001273904-A (JP)
Title: Copper foil for lithium-ion battery
Inventor: KODAIRA MUNEO
IPC: H01M4/02
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a copper foil for lithium-ion battery, wherein an adhesion with the carbon film which is a negative material layer can be improved, and wherein the reliability of lithium-ion battery can be improved. SOLUTION: A plurality of convex parts formed by heat-treating in a reducing atmosphere copper oxide powder with predetermined particle sizes coated on the surface are installed on the surface with a predetermined pitch.
Patent JP-2001269466-A (JP)
Title: Game machine
Inventor: IOKI SADAO
IPC: A63F7/02
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To enable adaptation to growing size of a display device by securing a specified space below a guide gutter. SOLUTION: In the game machine provided with a guide gutter 14 which is arranged on a rear mechanism board 10 installed on the back side thereof and gently inclined downward to guide balls toward an ejection part on the downstream side rectifying them from a storage tank 13, a retaining part 34 is erected in the direction vertical to the board surface from the rear mechanism board 10 to directly support the undersurface of the guide gutter 14 and the retaining part 34 is allowed to be retained on a protruded part 40 sticking downward from the undersurface of the guide gutter 14 almost at the central part in the longitudinal direction of the guide gutter 14.
Patent JP-2000342964-A (JP)
Title: Process for directly producing formaldehyde from methane
Inventor: UENO AKISHI
IPC: C07C45/33
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To easily produce a catalyst which can produce formaldehyde in a high yield from methane directly by carrying a specific quantity of 12- molybdosilicate on silica. SOLUTION: A catalyst, which can produce formaldehyde in a high yield without using such a process as going through a steam reforming of methane and as consuming much energy, but through such a process that an aldehyde is directly synthesized in consideration of evironmental conservation, is formed from 12-molybdosilicate carried on silica. The carried amount of 12- molybdocilicate is not less than 10% by mass and the specific surface of the used silica is 500 or more m2/g. When formaldehyde is directly synthesized from the mixture gas of methane and oxygen by using such 12-molybdosilicate catalyst, the volume ratio of methane to oxygen is set in the range of 9/1-4/6, and the reaction temperature is set in the range of 550-650 deg.C by using of the catalyst.