baber/WOPTO huggingface dataset:
Patent JP-2002304909-A (JP)
Title: Lighting system
Inventor: NISHIHARA TAKASHI
IPC: F21Y103/00
Filed: 2001-04-05
Abstract: PROBLEM TO BE SOLVED: To provide a lighting system preventing yellowing caused by exposure to ultraviolet ray radiated from an adjacent fluorescent lamp inside a reflector and shortening of the life, and usable at stable chromaticity and stable quantity of light for a long time. SOLUTION: In the lighting system in which fluorescent tubes 3, 3 are arranged in parallel along the edge of a light guide plate 1 and a reflector 2 which envelops the fluorescent tubes 3, 3 arranged in parallel and opens its edge side surface is arranged along the edge, a partition member 10 integrated with the reflector 2 is installed in a gap between a plurality of fluorescent tubes 3, 3 arranged in parallel inside the reflector 2. The partition member 10 integrated with the reflector 2 locating between a plurality of fluorescent tubes 3, 3 arranged in parallel shades ultraviolet ray emitted from each fluorescent tube to prevent irradiation to other fluorescent tube, and deterioration of each fluorescent tube caused by exposure to the ultraviolet ray emitted from other fluorescent tube is prevented.
Patent JP-2002304896-A (JP)
Title: Memory device
Inventor: SUGANO HIROKI
IPC: G11C29/14
Filed: 2001-04-06
Abstract: PROBLEM TO BE SOLVED: To obtain a memory device with redundant memory cell defect relieving function which can realize accurately defect relieving for a redundant memory cell with appropriate and simple constitution. SOLUTION: This device is provided with a normal memory cell, a redundancy memory cell, a BIST circuit 210 performing test operation of the normal memory cell and the redundancy memory cell, a repair enable-signal generator 220 generating a repair enable-signal in accordance with a test result of the normal memory cell and the redundancy memory cell, and a power-on test enable-signal generator 280, not only a normal memory cell part but a redundant memory cell part also is tested in a self-test mode and a normal/defective condition is discriminated, the results are stored as a defective address for the normal memory cell and a redundant address for the redundancy memory cell, when a redundant defective address of the redundant memory cell is made to be an object of operation in the normal mode,  it is replaced by a redundancy memory cell of an address other than a redundant defective address.
Patent JP-2002303932-A (JP)
Title: Projecting device
Inventor: FUJITA KAZUHIRO
IPC: G02F1/13357
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To actualize a projecting device capable of projecting on a screen an image of high picture quality which is not affected by the degree of polarization of incident light and has high color purity and good color balance. SOLUTION: This projecting device forms an image on the screen by a means, which makes the illumination light from a light source incident on a laminated retardation film 1, splits the optical path of the light having passed through the laminated retardation film into two of component light having its polarization direction not changed and component light having its polarization direction changed by a PBS 2, guides one of the two split light components as illumination light to a 1st light valve 6, guides the other light component to a color separating element 3 and separates it into light beams of two color by the color separating element, guides the separated light beams of the two colors as illumination light to 2nd and 3rd light valves 7 and 8, forms color images by the 1st to 3rd light vales, and puts the respective modulated video light beams together, and a projecting means 9.  Color filters 4 and 5 are arranged at one or more places between the 1st light valve and PBS, the 2nd light valve and color separating element, and the 3rd light valve and color separating element.
Patent JP-2002304122-A (JP)
Title: Device for discriminating element on partial group of rational point group on curve, program thereof, and recording medium thereof
Inventor: HOSHINO FUMISATO
IPC: G09C1/00
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To reduce operating costs. SOLUTION: It is discriminated as to whether a point P on an elliptic curve defined on a finite field GF (q) is an element in the partial group of a GF (q<m> ) rational point group on this elliptic curve. Σ<m-1> i0 ϕ<i> P is calculated, where ϕis Frobenius mapping of P, and it is discriminated whether the result is a unit element of the partial group for conducting this discrimination. Calculation of Σ<m-1> i0 ϕ<i> P is constituted of, for example, a ϕ-fold P computing device, and an elliptic adder is as shown in Figure 2, and the number of times of elliptic addition is reduced in comparison with conventional calculation.
Patent JP-2002302728-A (JP)
Title: Aluminum alloy for casting and forging, aluminum cast and forged article, and production method therefor
Inventor: MATSUMOTO SEIJI
IPC: C22C21/08
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To provide a low-cost aluminum cast and forget article which has high tensile strength, high stress and elongation, excellent corrosion resistance and no defects, and to provide a production method therefor. SOLUTION: The cast and forget aluminum alloy contains, by weight, 0.2 to 2.0% Si, 0.35 to 1.2% Mg, 0.1 to 0.4% Cu and 0.01 to 0.08% Mn. The aluminum cast and forget uses the same alloy. A perform molded article is cast so that the working ratio is controlled to 18 to 60%, provided that the shape of a final forged article is 100%.
Patent JP-2002323211-A (JP)
Title: Heating furnace using agricultural waste as fuel
Inventor: SOMCHART SOPONRONNARIT
IPC: F23L1/00
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To provide an improved heating furnace, in which ash is automatically poured to produce air spiral, in order to promote combustion of agricultural waste. SOLUTION: A heating furnace comprises a combustion chamber, a fuel supply apparatus, and a waste conduit. The combustion chamber includes an air outlet formed at an upper portion, and an opening formed in a base section. A fire floor is mounted over a base section opening for removing the ash from the combustion chamber. To the combustion chamber a fuel conduit and an air conduit are coupled. The fuel supply apparatus is mounted to an upper portion of the fuel conduit for feeding the fuel into the combustion chamber. A conduit for high-temperature air is communicated with the air outlet of the combustion chamber. Using such a heating furnace a whirl of fuel and whirl of air are formed in the combustion chamber. The fuel can be completely combusted, and the ash is automatically removed from the high temperature air due to the whirl of air.  Combustion efficiency of the heating furnace is improved.
Patent JP-2002009742-A (JP)
Title: Data transmission method for hybrid automatic repeat for request type ii/iii in uplink of broadband radio communication system
Inventor: I YURO
IPC: H04J13/00
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To provide a data transmission method that adopts the hybrid automatic repeat for request type II/III for an efficient packet data service in a radio communication system. SOLUTION: Adding HARQ(Hybrid ARQ(Automatic Repeat for request))-RLC (Radio Link Control)-Control-PDU(Protocol Data Unit) of a new RLC-PFU form to an existing protocol without revision of a king, a format of the RLC data PDU and revision of a king and a format of a control PDU having already been defined can employ the hybrid automatic repeat request 2/3 system without the need for revising the existing RLC protocol entity operation.
Patent JP-2002072988-A (JP)
Title: Image display device, light emitting body and its driving method
Inventor: MIYAJI KOICHI
IPC: G09G3/20
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To reduce the degradation in the display quality that occurs in an image display device while displaying a high speed animation and to prevent the reduction in the service life of a light emitting body and display luminance. SOLUTION: When display elements having the same scanning timing are used as display element groups, the groups are divided into display element groups in the order of ealier scanning timing and so that at least one display element group belongs to a group. Then, an illuminating section illuminates the display elements with first luminance and second luminance that is darker than the first luminance alternately for every display element group with a period identical to one frame time of a screen and with varying timing for every display element group. Thus, illumination of each display element is changed from a normal turned on state to a reduced light state in the frame time unit.
Patent JP-2002311103-A (JP)
Title: Electronic circuit unit having connector for testing
Inventor: KAMATA KOICHI
IPC: H01L21/822
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To finish a test so as to invalidate testing so far when a connector for testing is out of a circuit board during testing. SOLUTION: An electronic circuit unit having the connector for testing comprises the printed circuit board 1, a JTAG testable integrated circuit 2, and the connector 3 for testing mounted on the board 1. The circuit 2 has a controller 2c for controlling the JTAG test. The connector 3 has at least a reset terminal 3d to externally input a reset signal for previously resetting the controller 2c prior to the JTAG test. The terminal 3d is grounded by a pull-down resistor 4.
Patent JP-2002310622-A (JP)
Title: Inspection device for optical fiber preform synthesizing burner
Inventor: KOMURA YUKIO
IPC: G01B11/12
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To accurately measure a dimension of a tip part of an optical fiber preform synthesizing burner (a core-forming burner 5, and a clad-forming burner 6). SOLUTION: This inspection device is provided with an XY table 24 for placing the optical fiber preform synthesizing burners 5 and 6, a background illuminating part 18 for irradiating the burners 5 and 6 with the light from the rear side, a microscope 22 for looking at the tip part of the burners 5 and 6, and a plane mirror part 21 for reflecting the image of the tip part of the burners 5 and 6 toward the microscope 22. The burners 5 and 6 composed of a glass tube tends to become unclear in the contour of the tip part when looking at the tip part, but by irradiating the burners 5 and 6 with the light from the rear side by the background illuminating part 18, the image of the burner tip part can be obtained by light and shade such as being dark in a tube wall part, and is bright in a part other than that. Thus, the contour of the burner tip part becomes clear, and the dimensions of the burner tip part can be measured accurately in a noncontact manner.
Patent JP-2002076105-A (JP)
Title: Electrostatic chucking mechanism and surface treatment device
Inventor: SAGO YASUMI
IPC: H01L21/205
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To keep the temperature of an object highly uniform without reducing efficiency in heat exchanging in an electrostatic chucking mechanism having a function of exchanging heat between the object and an electrostatic chucking stage. SOLUTION: A chucking power source 3 applies a voltage to a pair of chucking electrodes 23 set in a dielectric block 22 whose surface is a chucking surface, thereby the object 9 is chucked by static electricity and the temperature of the object 9 is controlled by a temperature control means 5. The chucking surface has a heat exchanging recessed portion 26 which forms a space to increase heat exchanging efficiency in response to increased pressure, and a gas diffusing recessed portion 27 which forms a space to diffuse gas for heat exchange and introduces gas into the recessed portion for heat exchange. The recessed portion for diffusing gas 27 is deeper than the heat exchanging recessed portion 26.
Patent JP-2002317949-A (JP)
Title: Far infrared ray thermo sheet for floor heating
Inventor: NAKAMURA MORITOSHI
IPC: A61N5/06
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a far infrared rays thermo sheet for floor heating using floor heating heat to exercise favorable influence, such as improvement of the circulation of the blood by heating the affected part, such as the stiff shoulder and the stiff muscle, by utilizing a wave motion exerted on a living thing, such as a human being, by a far infrared ray radiation material capable of radiating far infrared rays upon obtaining a heating temperature of a hot water pipe being a part of floor heating equipment during floor heating. SOLUTION: The far infrared ray thermo sheet for floor heating is featured that a given amount of the far infrared ray radiation material capable of radiating far infrared rays upon obtaining a heating temperature for floor heating is coated on two surfaces or one surface, with non-woven cloth by a brush, and dried and formed in a sheet-form state.
Patent JP-2002318499-A (JP)
Title: Cleaning sheet, fixing device using cleaning sheet and image forming device
Inventor: KATO TETSUO
IPC: G03G15/20
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a fixing device constituted so that a cleaning sheet can be fed at fixed speed without using a mechanical driving mechanism and which can be downsized. SOLUTION: In this fixing device, printing paper on which an image is formed with toner is made to pass through space between a heat roller 1 and a pressing roller 2 so that the image formed with the toner is fixed on the printing paper, and also the cleaning sheet 4 with a scale wound round a sheet shaft 3 is taken up to a sheet take-up shaft 5 by driving a sheet take-up motor 6, while the sheet 4 is pressed to the roller 1 so as to clean the surface of the roller 1. In such a case, the scale 41 of the fed sheet 4 is read by an optical sensor, and a rotational speed control part 9 calculates the feeding speed of the sheet 4 from the read scale, and the motor 6 is controlled so that the feeding speed is coincident with target feeding speed.
Patent JP-2002323834-A (JP)
Title: Image forming device
Inventor: KUDO TOSHIHIKO
IPC: H05K7/20
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To reduce the level of the noise due to a fan installed in the device, and to attain space-saving by downsizing the device. SOLUTION: A frame constituting the main body is made into a hollow structure, and the hollow part is used as an exhaust duct, thus the number of duct components is reduced to downsize the main body.
Patent JP-2002323836-A (JP)
Title: Cleaning device
Inventor: HISAKUNI HISATAKA
IPC: G03G21/10
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To improve cleaning ability of a cleaning device that uses a cleaning blade by scraping a sticking material on an image carrier by an auxiliary cleaning means which does not have a mechanical structure, and to constituted the device so that the load of the cleaning blade on the image carrier is reduced. SOLUTION: By externally adding and mixing ultra fine particles of high adhesion and small grain-sized fine particles of high cohesion to spherical developer, a flocculating agent layer is formed on the upstream side of the contact part where the cleaning blade comes into contact with the image carrier in the image carrier moving direction, and the contact pressure of the cleaning blade with the image carrier is made lower, and also, the contact width is increased.
Patent JP-2002020125-A (JP)
Title: Stirring machine for molten glass
Inventor: HERMANN WALTHER
IPC: C03B7/092
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a stirring machine for glass which exhibits excellent corrosion resistance even to an atmosphere of a glass melting kiln and molten glass and does not contaminate the molten glass to the permissible threshold or above. SOLUTION: A stirring element 1 of a stirring machine for the molten glass has a revolving shaft segment 3 made of metal of a high melting point or metal alloy of a high melting point and a drive shaft 2 of the stirring element consists of a metallic material of a separate kind, such as an ODS alloy of, for example, an iron or nickel base. The joint point of the stirring element and the drive shaft usually exists in a certain range of the molten glass surface when the molten glass is put into the stirring machine. The terminal range of the drive shaft covered by the molten glass during operation or the range of the revolving shaft segment 3 is covered by a platinum jacket 5.
Patent JP-2002320654-A (JP)
Title: Sliding mechanism for leg stool
Inventor: TAKADA MASAYO
IPC: A47C7/50
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a sliding mechanism for a leg stool provided at the front end of a chair or a massage chair in such a way that it is installed under the seat and almost horizontally slides back and forth or to moves back and forth continuously manually or automatically. SOLUTION: In the chair which has the back rest 5 and the seat 4, with the leg stool 1 provided at the front end of the seat 4, which can pop out to the forward direction by the install mechanism, the sliding system 2 is implemented on the leg rest, and the sliding program by which the leg support 1 is automatically moved sliding back and forth in front of the seat is provided. The leg stool slides back and forth according to the program specified, thereby enabling the user to sit in the chair in a relaxed posture after sliding the leg stool 1 to a desired position, and receive a massage treatment or a continuous massage treatment for the legs on the leg stool 1.
Patent JP-2002324155-A (JP)
Title: Workflow system and program
Inventor: YUI HITOSHI
IPC: G06Q10/00
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To describe the processing depending on the state of a cooperating business system in addition to a flow definition of a job, and to make the workflow system automatically select and execute a necessary means in response to the operation of a user to a workflow system. SOLUTION: When the user 101 requires control with respect to an item, an item state operating unit 1005 refers to an external system state definition table 2003 and an external system state managing table 2006, decides a processing means of a request to an external business system 103, and executes the processing by using an external system control unit 1007. Accordingly, the operation with respect to the workflow system can be executed regardless of the processing state of the job. It eliminates the need for directly describing a variety of error handling being unrelated to an original job in the workflow definition.
Patent JP-2002324636-A (JP)
Title: Coaxial connector
Inventor: OBAYASHI KATSUAKI
IPC: H01R103/00
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a coaxial connector in which the connection work of the coaxial cable can be carried out simply and in a short period of time and the loss due to failure of the connection work is small, and the connection of the coaxial cable is by far steady. SOLUTION: The coaxial connector 1, which comprises a connecting terminal 2 for connecting to the inner conductor 34 of the coaxial cable 31 and a metallic shell 4 that bears the connecting terminal 2 through an insulating part 3, clasps the inner conductor 34 of the coaxial cable 31 by the connecting terminal 2 by bending the connecting terminal 2 by the bending force of the metallic shell 4 and the insulating part 3. Thereby, the electrical connection between the inner conductor 34 of the coaxial cable 31 and the connecting terminal 2 is secured.
Patent JP-2002328237-A (JP)
Title: Light transmission plate, and method of manufacturing light transmission plate as well as illuminator and liquid crystal display device
Inventor: ASATANI KOJI
IPC: F21V8/00
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a method of easily manufacturing a light transmission plate which does not give rise to problems of interference fringes, etc., as well as the light transmission plate manufactured by this method and an illuminator and liquid crystal display device using the same. SOLUTION: This method of manufacturing the light transmission plate comprises injecting a molten synthetic resin from a gate bored at a casting mold into a cavity to mold a light transmission plate substrate 1 consisting of a light transmission plate body 3 and a gate section 4 succeeding to this light transmission plate body 3 and removing the gate section 4 from the light transmission plate body 1, in which the removal of the gate section 4 is performed by rough cutting by a sintered hard end mill 5 and finishing by a diamond cutter 6 in succession to this rough cutting.
Patent JP-2002322984-A (JP)
Title: Air-conditioning system for vehicle
Inventor: YAMASHITA KOJI
IPC: F04B49/00
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To provide an air-conditioning system for a vehicle, in which the running-in of a compressor can be precisely performed under the predetermined conditions by automatic control. SOLUTION: The system comprises determination means (S10 to S40) for determining the first running of the compressor after being installed on the vehicle, and control means (S50, S70, S80) for making the compressor run for a predetermined time without exceeding a predetermined number of revolutions, when the determination means (S10 to S40) have determined the first running of the compressor. In this manner, after the first running of the compressor has been determined, the compressor can be made to run, by automatic control, for the predetermined time without exceeding the predetermined number of revolutions. As a result, the running-in of the compressor can be precisely performed by automatic control, and the deterioration of durability, or the like, resulting from a lack of the running-in of the compressor can be prevented.
Patent JP-2002320815-A (JP)
Title: Gas absorber using wet absorption process
Inventor: UDA HIROSHI
IPC: B01D53/18
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a gas absorber used in wet gas absorption and separation. SOLUTION: A reservoir of a liquid absorbent fed into an absorption tower is formed in the upper part of the absorption tower, a gas-liquid contact part is disposed by suspending a plurality of wires at regular intervals from the bottom of the liquid absorbent reservoir, parts for introducing a gaseous mixture containing gases to be absorbed and removed and a part for discharging the liquid absorbent after gas absorption are located in the lower part of the gas- liquid contact part and parts for discharging the remaining gas after the removal of the absorbed gases are located in the upper part of the gas-liquid contact part.
Patent JP-2002326836-A (JP)
Title: Method for deaeration drawing of composite optical fiber
Inventor: KISHIMURA SHIZUKA
IPC: C03B37/029
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for drawing a composite optical fiber base material in a deaerarated environment. SOLUTION: The method for drawing the composite optical fiber base material in a deaerarated environment consists of a step to draw in vacuum keeping the top part of the composite optical fiber base material 1 of which the more than one core parts 1B are enlarged in parallel to their axis directions at a clad part 1A in an air-tight state, a step to preheat and deaerate a body of the composite optical fiber base material 1 in a heating furnace 2 filled by inert gas in sequence from the upper part at a comparatively low temperature, to melt subsequently it at a high temperature and to heat it again at a comparatively low temperature and a step to cool a part drawn downward from the heating furnace by inert gas cooling media with few stages.