baber/WOPTO huggingface dataset:
Patent JP-2003149569-A (JP)
Title: Optical path switching unit
Inventor: NAKANO JUNICHI
IPC: G02B26/08
Filed: 2001-11-14
Abstract: PROBLEM TO BE SOLVED: To provide an optical path switching unit which can perform fast switching and has stable characteristics against environmental changes. SOLUTION: The optical path switching unit (optical monitor) 1 which optically couples a 1st optical element (optical fiver) 11 of an optical element array comprising a plurality of 1st optical elements with a 2nd optical element (photodetecting element) 15, has a moving mechanism (moving part) 14 which moves the 2nd optical element along an array of the 1st optical elements, a linear scale 16 which detects the position of the 2nd optical element, and a control circuit 17 which controls the positioning of the moving mechanism according to the output of the linear scale. The control circuit includes a scale target value calculating circuit 171 which outputs a scale target value as a positioning target value of the moving mechanism and a subtracting circuit 173 which finds an error between the scale target value and its linear scale output.  The output of the subtracting circuit is fed back as the driving signal for the moving mechanism.
Patent JP-2002224622-A (JP)
Title: Classifier and image forming apparatus
Inventor: ARAI YUJI
IPC: B07B1/52
Filed: 2001-11-16
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus in which the occurrence of an abnormal image is suppressed, while reusing recovered toner and achieving the effective utilization of a resource. SOLUTION: The image forming apparatus is provided with an image forming part including a device 3 to toner-develop a written latent image, a transfer device 4 to transfer a developed sensible image to a recording medium and a cleaning device 5 to clean residual toner, with a classifier 12 which classifies recovered used toner cleaned by the cleaning device 5, with a transport means including a transporting route 13 to transport reusable toner which passes through the mesh of the classifier 12 and is classified to the developing device 3, and with a toner waste path 12b which discards waste toner discharged in the axial direction not passing through the mesh of the classifier 12. The reusable toner classified by the classifier 12 is transported to the developing device, and reused as recycled toner.
Patent JP-2003161147-A (JP)
Title: Heat exchange system
Inventor: SHINOHARA MASASHI
IPC: F01P3/12
Filed: 2001-11-21
Abstract: <P>PROBLEM TO BE SOLVED: To suppress the radiation of heat from a heat source to reduce a heat energy loss while ensuring the heat exchange efficiency between a high temperature fluid discharged from the heat source and a heat transfer medium.  <P>SOLUTION: A low temperature water from a supply pump 15 is distributed to a sub-evaporator 17 which is installed so as to cover an exhaust port 16 extending from the combustion chamber of an internal combustion engine E, and to a main evaporator 11 installed at the downstream side of the exhaust port 16. The water flow direction in the sub-evaporator 17 is in parallel with the flow direction of exhaust gas and thereby, the upstream portion of high temperature exhaust port 16 is cooled effectively by the low temperature water, thus suppressing the heat release therefrom. The water flow direction in the main evaporator 11 is opposed to the exhaust gas flow and thereby, the temperature difference between water and exhaust gas is ensured over the whole length of the water passage of the main evaporator 11, thus enhancing the heat exchange efficiency.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003153857-A (JP)
Title: Sub-water supply device for endoscope
Inventor: OKADA SHINSUKE
IPC: A61B1/00
Filed: 2001-11-22
Abstract: PROBLEM TO BE SOLVED: To provide a sub-water supply device for an endoscope which can spray various kinds of liquids to a wide range. SOLUTION: This sub-water supply device for the endoscope is provided with a sub-water supply hole 30 for discharging the liquid toward a lesion at the distal end of an internal insertion portion 11 of the endoscope and the above sub-water supply hole is provided with a diffusion nozzle for diffusing the discharge liquid in the form of mist.
Patent JP-2003163228-A (JP)
Title: Method for bonding silicon member and silicon device
Inventor: BABA YOICHIRO
IPC: H01L21/603
Filed: 2001-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for bonding silicon members by which silicon members can be bonded to each other under relatively cold temperature and moderate conditions.  <P>SOLUTION: This method comprises an Au thin film formation step for forming an Au thin film of 20 nm or less in thickness on a bonding surface of one silicon member and a heating step for making a bonding surface of the other silicon member and the Au thin film come in contact with each other and heating at a prescribed temperature. The Au thin film interposed between the silicon members to be bonded is made 20 nm or less in thickness and thus active silicon atoms pass through the Au thin film and appear at the surface and by an action of the active silicon atoms, strong bonding can occur between the silicon members.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002193148-A (JP)
Title: Vehicle having car body floor structure
Inventor: WOLKERSDORFER WERNER
IPC: B62D21/10
Filed: 2001-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a vehicle having a car body floor structure capable of producing the optimum torsional rigidity of the floor structure and generally simplifying the manufacture and assembling the connecting part between both floor members by improving the vehicle having a car body floor structure where the car body floor structure has a center tunnel extending in the longitudinal direction and the center tunnel is connected to a floor cross-direction support of the car body floor structure by a connecting member. SOLUTION: A hollow support H extending in the cross direction having plural chambers K1, K2, K3 are formed by connecting members 4, 5, 6. The tunnel segment 6 connecting the center tunnel 7 to the hollow support H is held at one free end 6B on the hollow support H, and held at the other free end 6c on the center tunnel 7.
Patent JP-2003168326-A (JP)
Title: Cable harness
Inventor: MINAMIDE KO
IPC: H01B7/00
Filed: 2001-11-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cable harness displaying stable performance even under environment where a moving part is operated at high speed over a long distance, making maintenance simple, and capable of being used even in a narrow installation space.  <P>SOLUTION: This cable harness 1 is formed by binding a plurality of cables 2-9 so that conductors of the cables are positioned each other in parallel. The cables 2-9 are closely installed so that a lower end part of each cable almost coincide with a horizontal line HL on an orthogonal surface to the conductor direction. Adhesives 10, 10, etc., are applied to grooves between adjacent cables, and cables 2, 9 in the right and left end positions are formed with a relatively stiff material to support other cables 3-8.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003166486-A (JP)
Title: Gas compressor
Inventor: AOKI SEI
IPC: F04C29/12
Filed: 2001-11-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas compressor having a good starting characteristic in which the vane hopping phenomenon is precluded.  <P>SOLUTION: The gas compressor is furnished with a check valve 50 which is set to remain in the closed condition until the pressure Pfh in its low pressure chamber 8 is lowered to become approximately equal to or below the vane back pressure Pv by the suction of a refrigerant to the compression chamber 18, and thereby at the time of starting the gas compressor when the pressure in the low pressure chamber 8 is generally higher than the vane back pressure Pv, the vane can hop out satisfactorily only with the centrifugal force generated by the rotation of a rotor 12 even in the case of low speed operation where the rotor 12 rotates at a low speed from the time of starting owing to this constitution in which the pressure Pfh in the low pressure chamber 8 sinks to equal to or below the vane back pressure Pv.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002249340-A (JP)
Title: Cover glass for semiconductor package
Inventor: SAGARA HIROHARU
IPC: C03C4/00
Filed: 2001-11-30
Abstract: PROBLEM TO BE SOLVED: To provide a glass for semiconductor packages and prevent contamination by radioactive isotopes, especially U, or by platinum particles to the glass, and provide a glass used for semiconductor packages of solid image elements, etc., having high weather resistance, solarization resistance, and good sealing property to alumina ceramic packages. SOLUTION: The cover glass for a semiconductor package comprises borosilicate glass containing 50-78 wt.% of SiO2 , 5-25 wt.% of B2 O3 , 0-3.1 wt.% of Al2 O3 , 0-18 wt.% of Na2 O, and 0-20 wt.% of K2 O (provided that 5-20 wt.% of Na2 O+K2 O), and one of alkaline earth metal oxides (MgO, CaO, SrO, BaO) or ZnO and have 80% or more of the content of the above components and no Li2 O, 45-75×10<-7> K<-1> of thermal expansion coefficient, and 5 ppb or less of the U content and 20 ppb or less of the Th content.
Patent JP-2003140716-A (JP)
Title: Method for inputting working condition data to interactive numerical controller
Inventor: SATO MORINOBU
IPC: G06F3/0484
Filed: 2001-10-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for easily inputting grinding condition data by referring to associated data without performing any operating to return a display screen to an integral menu screen each time at the time of inputting the grinding condition data to an interactive numerical controller. SOLUTION: A display screen is provided with a display region for displaying the shape data of a work, a display region for displaying the data of middle and a stock to be removed by fine grinding, a display region for graphic displaying the shape data, a display region for displaying the data of a grinding method, an initial integral menu screen having a function key display region, and a window screen for displaying the detail data of each set item. The position of a cursor is matched with the data setting item on the integral menu screen, and a software key arranged in the function key display region is selected so that the window screen for displaying the detail data corresponding to the set item can be simultaneously displayed on the integral menu screen having the display region which is no obstacle to the input of the set item, and that the data can be inputted.
Patent JP-2003170350-A (JP)
Title: Duplex polishing device
Inventor: HARADA MASAO
IPC: B24B37/12
Filed: 2001-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To improve working precision without deforming a lower surface plate.  <P>SOLUTION: This duplex polishing device 1 which polish both surfaces of a work 3 by rotating the work in a state of holding it between an upper surface plate 4 and the lower surface plate 5 with pressure is made its upper surface of a lower surface plate receiver part 5 to support the lower surface plate 5 in a flat plate shape.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003173864-A (JP)
Title: Freeze prevention heating element
Inventor: KOJIMA TATSUO
IPC: H05B3/14
Filed: 2001-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a freeze prevention heating element capable of detachment freely mounting on various outer surfaces of an existing drainpipe requiring freeze prevention, disusing a temperature sensor, a thermostat, and a heat insulation tape.  <P>SOLUTION: The heating element is formed into box-shape having flange parts 23 at surrounding peripheral parts and opened downwards. A heat insulation material 3 and a heating element 6 is housed in a space formed by an outer cover part 2 of which, an upper part 21 and side parts 22 are formed into bellows-shape, and a soaking plate 5. The whole peripheral part where, the flange parts 23 and the soaking plate 5 are jointed, is covered by soft resin. The heating element 6 with positive temperature coefficient formed into flat shape has self-temperature controlling function.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003171387-A (JP)
Title: Method for producing potassium para- diarylphosphinobenzene sulfonate
Inventor: TSUJI TOMOHIRO
IPC: C07F9/50
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for industrially and advantageously producing a potassium para-diarylphosphinobenzene sulfonate having high purity in high yield without using potassium metal.  <P>SOLUTION: This method for producing the potassium para- diarylphosphinobenzene sulfonate consists of A: a reaction process for obtaining a para-diarylphosphinobenzene sulfonate expressed by formula III (wherein R<SP>1</SP>and R<SP>2</SP>are each an aryl; M is sodium or potassium) by reacting a lithium para-halogenobenzenesulfonate expressed by formula I (wherein X is a halogen) with a metal diarylphosphide expressed by formula II in the presence of an organic solvent, B: an ion exchange process for obtaining the potassium para- diarylphosphinobenzene sulfonate expressed by formula IV by reacting the sulfonate expressed by formula III with a potassium salt, and C: a water extraction process for obtaining an aqueous solution by carrying out an extraction operation by adding water to an organic layer containing the compound expressed by formula IV.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002243421-A (JP)
Title: Three-dimensional shape measuring instrument
Inventor: ONO YUJI
IPC: G02B26/10
Filed: 2001-12-07
Abstract: PROBLEM TO BE SOLVED: To provide a three-dimensional shape measuring instrument which has small variation of measured height data, has small precision variation of the measured height data with a scanning position, and has high precision and high reliability even if a scanning optical system deforms. SOLUTION: For the three-dimensional measuring instrument, and optical system is constituted by a optical receiving system 9a which linearly scans an object 5 to be measured with spot lights 6a and 6b and guides reflected light 8 to a scanning condenser lens 3 so that the position of the apparent light emission point of the reflected light 8 entering on the scanning condenser lens 3 moves in the same direction when the spot light 6 deviates owing to the deformation of the scanning optical system and even if the scanning position shifts, the apparent light emission point is always on the scanning plane.
Patent JP-2003177791-A (JP)
Title: Method and device for encoding content, content encoding program, recording medium with content encoding program recorded thereon, method and device for decoding content, content decoding program, and recording medium with content decoding program recorded thereon
Inventor: HANEDA NAOYA
IPC: G10L19/02
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the size of additional data when separating encoded original data into audition data and additional data.  <P>SOLUTION: The content encoding device is provided with a conversion part 51 for converting an audio signal D1 into a spectrum signal, a signal component encoding part 52 which separates a tone component signal meeting a first condition, which includes at least prescribed first frequency range information, from the spectrum signal D2 and normalizes the separated tone component signal and quantizes the normalized tone component signal by frequency components, and a code sequence generation part 53 which generates a code sequence D4 from an encoded signal D3 consisting of quantized signal components, normalization coefficient information, and quantization precision information. The content encoding device separates normalization coefficient information meeting a second condition, which includes at least prescribed second frequency range information, from the code sequence D4 generated by the code sequence generation part 53.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003177514-A (JP)
Title: Photosensitive printing original plate
Inventor: WADA TORU
IPC: C08F30/02
Filed: 2001-12-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photosensitive CTP flexographic printing original plate in which a photosensitive resin layer has excellent workability and a cured body has excellent transparency and elasticity at low temperature, an IR ablation layer has high sensitivity, and both the layers can be developed with water or a water-base liquid as a developing solution.  <P>SOLUTION: The photosensitive printing original plate has at least (A) a support, (B) a photosensitive resin layer and (C) an IR ablation layer, wherein (B) the photosensitive resin layer contains a copolymer having at least one phosphoric ester group, (C) the IR ablation layer comprises at least one binder and at least one IR absorbing material and the thermal decomposition initiating temperature of the binder in air is ≤250°C.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003178431-A (JP)
Title: Perpendicular two-layer patterned medium and method for manufacturing the same
Inventor: TAKENOIRI SHUNJI
IPC: G11B5/851
Filed: 2001-12-11
Abstract: <P>PROBLEM TO BE SOLVED: To achieve enhanced recording and resolving power and increased recording density of a perpendicular two-layer patterned medium used in various magnetic recording equipments as well as to achieve a lowered cost and enhanced throughput.  <P>SOLUTION: A soft magnetic backing layer 42 is deposited (a) on a nonmagnetic substrate (e.g. a glass substrate) 41 and coated (b) with a film 47 of a thermoplastic resin such as PMMA (polymethyl methacrylate), a fine pattern is transferred (c) to the resin film 47 by hot pressing with a stamper 49 and the objective perpendicular two-layer patterned medium is manufactured (d, e, f) by filling a magnetic recording layer 44 into the depressions of the fine pattern. The patterned medium can be manufactured at a low cost and high throughput and conversion of a perpendicular two-layer medium to a patterned medium considered to be difficult can be enabled.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003177758-A (JP)
Title: Space holding material and outer peripheral frame for vacuum soundproof material
Inventor: SHIOTANI YOSHIHIRO
IPC: E04C2/36
Filed: 2001-12-12
Abstract: <P>PROBLEM TO BE SOLVED: To improve soundproofing performance by forming the contact of a space holding material used alone as a vacuum soundproof material with an airtight material contiguous therewith at a prescribed interval to a smaller area so as to reduce the transmission of vibrations and to allow the airtight material the easy free vibration, and to make easily mountable the space holding material and an outer peripheral frame by integrating both when the airtight materials are used.  <P>SOLUTION: The space holding material 7 formed by integrating planar connecting members 9 having apertures 10 for connecting a plurality of columnar materials 8 disposed at prescribed intervals to the central parts of these columnar materials 8, and the space holding material 7 held between the airtight materials on the front and back of the vacuum soundproof material integrated with the connecting members 9 to the central parts of the outer peripheral frame 11, are provided.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002192938-A (JP)
Title: Cooling system using controlled refrigerant phase upstream of compressor
Inventor: LEISENHEIMER BERT
IPC: F25B9/00
Filed: 2001-12-13
Abstract: PROBLEM TO BE SOLVED: To manufacture an operationally reliable cooling system. SOLUTION: The cooling system has a refrigerant circuit including at least one division, in which a refrigerant is manly vapor, a precipitate collector having a reservoir for storing a refrigerant in a liquid phase contained in the vapor, an inlet duct for providing the refrigerant in the form of vapor with the liquid-phase refrigerant, a control member for regulating the flow rate of the liquid refrigerant introduced into the division, a sensor device for detecting the state of the refrigerant in the division, and a controller connected to the sensor device and the control member.
Patent JP-2003184622-A (JP)
Title: Control method for internal combustion engine, control program for internal combustion engine and control device for internal combustion engine
Inventor: SEKINE SHUZO
IPC: F02D45/00
Filed: 2001-12-14
Abstract: <P>PROBLEM TO BE SOLVED: To allow stable operation control of an internal combustion engine without receiving the influences of an atmospheric temperature.  <P>SOLUTION: When an ignition key is detected to be on or off (S102), a map specifying the temperature of engine cooling water and its time-out determination time is used to find the time-out determination time for the temperature of the engine cooling water at this time (S104). Then, when the ignition key is determined to be off (S108), after-run processing is applied (S110) for determining whether there is a sensor signal corresponding to an engine speed or not during a period of time after the ignition key is detected to be on or off but before the time-out determination time found in the Step S104. When there is no input of the sensor signal, the engine speed is determined to be zero, data is written into a memory and the after-run processing is completed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003188853-A (JP)
Title: Multiple wavelength optical transmitter
Inventor: AKIMOTO KOJI
IPC: H04B10/25
Filed: 2001-12-19
Abstract: <P>PROBLEM TO BE SOLVED: To reduce costs while equalizing a level difference between channels in a multiple-wavelength optical transmitter using an LN modulator.  <P>SOLUTION: The transmitter is provided with a multiple-wavelength light source generating multiple-wavelength light having a plurality of wavelength components, a polarization-holding optical fiber amplifier which amplifies the optical power of the multiple-wavelength light while holding the polarization of the multiple-wavelength light, an optimal demultiplexer which demultiplexes the amplified multiple-wavelength light into a plurality of optical carrier waves having different wavelength while holding polarization, the LN modulator which respectively modulates the demultiplexed optical carrier waves of the respective wavelengths and outputs modulated light, an optical multiplexer for wavelength- multiplexing the modulated light of the respective wavelength, a polarization independent optical fiber amplifier for amplifying the optical power of the wavelength-multiplexed modulated light without depending on the polarization of the wavelength-multiplexed modulated light, and a polarization independent gain equalizer for equalizing the optical level of the wavelength-multiplexed modulated light outputted from the optical multiplexer or an amplified wavelength-multiplexed modulated light without depending on polarization.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003180252-A (JP)
Title: Method for producing clarified coffee beverage
Inventor: HIRAFUKI SHUICHI
IPC: A23F5/26
Filed: 2001-12-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for producing a clarified coffee beverage by which a thick and clear coffee extract solution can rapidly be extracted.  <P>SOLUTION: This method for producing the clarified coffee beverage comprises the following steps. A first extracting step of obtaining the coffee extract solution from a first coffee material having a prescribed average particle diameter and a second extracting step of providing the coffee extract solution from a second coffee material having a prescribed average particle diameter not smaller than the prescribed average particle diameter using the coffee extract solution obtained in the first extracting step.  <P>COPYRIGHT: (C)2003,JPO