baber/WOPTO huggingface dataset:
Patent JP-2002317527-A (JP)
Title: Roof tile and snow-melting roof using the same
Inventor: HORIKIRIGAWA KAZUO
IPC: C04B33/36
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To provide a roof tile and a snow-melting roof using the same, which are epoch-making in terms of lightness in weight, weatherability, corrosion resistance, unsusceptibleness to a change in humidity and ease of manufacture. SOLUTION: This roof tile is composed of fire-resistant CRB ceramics which are ceramic materials manufactured as follows: defatted rice bran, which is obtained from rice bran, and a thermosetting resin are taken as carbonized powder by pulverization after being mixed for kneading so as to undergo primary burning at 700-1,000 deg.C in an inert gas; a ceramic powder, a solvent and a binder, which is added according to need, are mixed for kneading into the carbonized powder in order to be taken as plastics (paste), and pressurized for molding with a pressure of 10-100 MPa; and after that, a molding is re- treated with heat at 500-1,400 deg.C in an atmosphere of an inert gas.
Patent JP-2002319570-A (JP)
Title: Method and device for manufacturing semiconductor device
Inventor: KAWAI KENJI
IPC: B01D53/46
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To improve safety by processing poisonous gas produced when gas whose poison is maglizible is made into a plasma and made to react on a substrate to be processed in such a case. SOLUTION: Plasma of oxidative gas produced by a plasma generating device 2, e.g. the plasma of oxygen gas or steam is guided into a processing chamber 11 and made to react on the substrate 19 to be processed, thereby performing ashing. At this time, when an electrode made of, for example, aluminum is provided to the substrate 19 to be processed with and exposed to the oxidative gas, poisonous ruthenium tetraoxide (RuO4) is produced. This poisonous gas is processed by discharge gas processing facilities 15 to improve the safety. The weighted mean time exposure limit value (TLV-TWA) of the ruthenium tetraoxide is not accurately known, but it is estimated as about 0.0002 p.p.m and considered to be very poisonous.
Patent JP-2002318680-A (JP)
Title: Image processor and image processing method
Inventor: YAMAZAKI TOSHIO
IPC: G06T11/40
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide an image processor to enable gradation plotting without depending on use of application and an OS when gradation graphics are plotted and to enable suppression of PDL size to be increased in the case of plotting in advanced expression technique. SOLUTION: Whether or not plotting commands to be transferred from a PDL interpretation module are commands to constitute gradation is judged by judgment processing part 21 of possibility of synthesis of graphic plotting instruction, when they are the commands to constitute the gradation, the graphic plotting commands are stored in a temporary buffer in time series. Then, when the graphic plotting commands can be synthesized in time series, the synthetic graphic plotting instruction is generated by a synthetic processing part 22 of graphic plotting instruction, transferred to a plotting processing part 24 of synthetic graphic and a plotting processing optimized to the synthetic graphic is performed to a page buffer here.
Patent JP-2001358102-A (JP)
Title: Polishing of carrier head
Inventor: CREVASSE ANNETTE M
IPC: B24B37/30
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing an integrated circuit, in which a polishing head is used with a polishing device. SOLUTION: The polishing head comprises as an advantageous example, a wafer carrier, comprising an outside perimeter and a wafer holder. The wafer holder is connected to the wafer carrier to hang from its outside perimeter. The wafer holder is so configured (that is, designed) as to clamp the edge part of a semiconductor wafer.
Patent JP-2002322260-A (JP)
Title: Method for producing polyester
Inventor: SUZUKI HIROE
IPC: C08G63/88
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a polyester containing a small amount of acetaldehyde. SOLUTION: This method comprises carrying out heat treatment of a polyester prepared by carrying out liquid-phase polycondensation of a dicarboxylic acid including terephthalic acid or an ester derivative thereof and a diol including ethylene glycol or an ester derivative thereof in the presence of a polycondensation catalyst at 120-180 deg.C for 0.1-3.0 h and then carrying out at a temperature within the range between the glass transition point (Tg) and the temperature which is 20 deg.C lower than heat-up crystallization temperature for 3-5 h.
Patent JP-2002008326-A (JP)
Title: Error correcting method and device of c1/pi word using error position detected by efm/efm+decoding
Inventor: KWON HYUNG-JOON
IPC: H03M7/14
Filed: 2001-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for detecting and correcting errors by using the data modulated by the channel codes reproduced from an optical disk relating to error eraser correction for the purpose of optical disk apparatus. SOLUTION: The channel decoding and error correcting device includes a channel decoder 21, a memory 25 and error correcting means 27 and 29. The channel data includes channel codes and the received channel data symbols are demodulated by using the channel codes to form the demodulation data including the information data symbols and eraser flags. The memory accumulates the demodulation data. The error correcting means performs the error eraser correction to the information data symbols by using the position of the information data symbol with which the eraser flag bit is set at a prescribed value as the error position. As a result, the error correction efficiency is improved by using the error position checked in channel decoding for the error correction.
Patent JP-2002325390-A (JP)
Title: Motor
Inventor: MATSUYAMA YOICHI
IPC: H02K7/116
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To optimize the fixing position of fastenings for providing sure sealing structure for a motor, by which liquid, such as water, or dust is shut out from a housing, where the opening of the housing is closed by a lid, which is fastened with the fastenings, in the motor. SOLUTION: The lid 13 is sandwiched between the opening 4c of a yoke housing 4 and the opening 21e of a gear housing 21, and blocks the opening 21e of the gear housing 21, located on the outside of the yoke housing 4. The yoke housing 4 has a pair of fixing strips 4d, 4e for fastening the yoke housing 4 to the gear housing 21 with screws 16, each fixing a strip, arranged on both sides in the direction orthogonal to an axis L1 and of the length of a control circuit board 31 (opening 21e), and the fixing strip 4e is on a side where the circuit board 31 is projected outside of the yoke housing 4, as viewed from axis L1 direction, where the fixing positions of the screws 16 are set for the fixing strip 4e, in the almost middle of the opening 21e orthogonal to the above direction of the length.
Patent JP-2002328259-A (JP)
Title: Optical element
Inventor: KIKKO SHIGEO
IPC: G02B6/293
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To solve the problem that in an optical system in which emitted light from an optical fiber 11 is turned into a parallel light with a distributed refractive index type rod lens 13, reflected on a filter 4, and condensed again with the rod lens 13, and connected to an optical fiber 12, the direction of the main light beam emitted from the optical fiber 11 does not coincide with the optical axis 32 of the optical fiber 12, and a connection loss due to the discrepancy arises. SOLUTION: The distance between optical axes 31 and 32 of the respective optical fibers 11 and 12, is denoted by W, and the length of the rod lens along the optical axis 33 is denoted by Z, then the condition W×g×(0.25-Z/P)<2> <=6×10<-5> is fulfilled, where g stands for the refractive index distribution coefficient of the rod lens and P stands for the length of one period.
Patent JP-2002321258-A (JP)
Title: Gas venting mechanism in injection mold
Inventor: NAKAMURA TAKASHI
IPC: B29C45/34
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To provide the gas venting mechanism in an injection mold capable of effectively performing the venting in a cavity at a low cost by simple constitution utilizing the movement of an ejector plate. SOLUTION: In the injection mold equipped with a fixed mold 1 and a movable mold 2, a venting cylinder 41 is provided to the movable mold 2 and constituted so that a piston 43 is provided to one end of the cylinder main body 42 of the venting cylinder 41 in a freely projected/inserted state and the interior of the other end of the cylinder main body 42 is allowed to communicate with a cavity 3 through a communication means. The piston 43 is energized in the direction projected from the cylinder main body 42 by an energizing member 42a and inserted in the cylinder main body 42 by the movement of the ejector plate 21 provided to the movable mold 2. A piston locking mechanism 5 is provided for fixing the piston 43 at a predetermined position where the piston 43 is inserted into the cylinder main body 42 and releasing the fixing of the piston 43 after the completion of mold clamping.
Patent JP-2002010765-A (JP)
Title: Calcium and magnesium solution, food and drink containing the same, and method for producing the same
Inventor: HARADA SHINPEI
IPC: A23L1/304
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a dolomite solution, or a calcium and magnesium solution, and further to provide a food and drink containing the solution. SOLUTION: The dolomite solution, or the calcium and magnesium solution is obtained by mixing a dolomite, or a mixture of a slightly water-soluble or water-insoluble calcium salt and a slightly water-soluble or water-insoluble magnesium salt, with an α-hydroxy monocarboxylic acid, its salt or an aqueous solution thereof, and a hydroxy polycarboxylic acid, its salt or an aqueous solution thereof. The food and drink contains the solution.
Patent JP-2002327673-A (JP)
Title: Combustion control device of internal combustion engine
Inventor: OKADA KEIJI
IPC: F02P5/153
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To minimize the deterioration of operability in finding the stability limit in a structure for correcting the ignition timing in the lag nearly to the stability limit in order to activate a catalyst in an early stage. SOLUTION: When the catalyst is in the inactive state, only the ignition period of a specific cylinder is gradually corrected in the lag. Then, when the difference DLTPI between the average vale PIAVE of the indicated average effective pressure of cylinders other than the specific one and the indicated average effective pressure PIR of the specific cylinder exceeds the threshold DLTPILMT, it is judged that the specific cylinder exceeds the stability limit. When it is judged that the specific cylinder exceeds the stability limit, the ignition timing ADVR of the specific cylinder at the time is corrected in advance only by a specific angle DADV to find the ignition timing ADVi just before the stability limit, which is set as the ignition timing of each cylinder for promoting the activation of the catalyst.
Patent JP-2002327579-A (JP)
Title: Opening/closing
Inventor: YONEYAMA KAZUO
IPC: E06B3/86
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide an opening/closing door excellent in mechanical strength, such as impact resistance, as well as in handleability because of its small specific gravity, serviceability because it reduces impacts and collision sounds when it flips down, and also excellent in transparency and decorative properties. SOLUTION: The opening/closing door is provided with a decorative sheet 10 comprising a sheet 1 of a thermoplastic resin and layers 2 of a thermosetting resin disposed on the front and back of the sheet 1, which thermosetting resin excels the thermoplastic resin in physical properties such as strength, etc.
Patent JP-2002327053-A (JP)
Title: Polyester for film and method for producing the same
Inventor: MATSUMOTO HARUO
IPC: C08J5/18
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a polyester for a film having a good electrostatic adhesion and an extremely low foreign material content enabling it to have high clarity. SOLUTION: The polyester for a film is obtained by using an antimony compound as a catalyst for the polycondensation with further added magnesium compounds and phosphorus compounds, and is characterized in that its specific resistance of melt at 275 deg.C is 0.15-0.45×10<8> Ω.cm and after is solution prepared by dissolving it into a solvent is filtered with a membrane filter having an average pore diameter of 0.1 μm, the residue on the filter contains magnesium and antimony by each below 0.1 mg based on 1 kg of the polyester.
Patent JP-2002328106-A (JP)
Title: Thermostat
Inventor: KOKATSU TOSHINOBU
IPC: G05D23/00
Filed: 2001-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a thermostat capable of controlling a temperature of an object quickly and precisely, and excellent in productivity, by changing the temperature of the object using intermetallic heat conduction excellent in heat conduction efficiency. SOLUTION: In this thermostat 1, a tunnel structure 83 using aluminum alloy or the like excellent in heat conductivity is covered with a heat-insulation cover 70 for shielding heat conduction and heat radiation and for precluding natural convection to the utmost to conduct efficient heat insulation against a periphery, and a carrier 20 mounted with the object is moved inside a tunnel 82 by a carrier conveying device 30.
Patent JP-2002029726-A (JP)
Title: Reactor for silicon production
Inventor: WAKAMATSU SATOSHI
IPC: H01L31/04
Filed: 2001-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a silicon production device (reactor) capable of industrially and continuously producing high purity silicon (polycrystalline silicon) without causing any reactor plugging in a silicon production process which involves withdrawing such silicon in a molten state while separating the silicon in a molten state. SOLUTION: This reactor is a polycrystalline silicon production device provided with: a cylindrical vessel 1 having, at its lower end, an opening 2 to be used as a silicon withdrawal port; a heating means 3 for heating a part of the inner wall of the cylindrical vessel 1, extending from the lower end up to an optional height of the vessel 1, to a temperature higher than the melting point of silicon; a pipe 5 for supplying chlorosilanes, which is an inner pipe having an outer diameter smaller than the inner diameter of the cylindrical vessel 1 and one opening of which is placed in the space encircled by the inner wall part heated to a temperature higher than the silicon melting point, so as to face downward;  a first sealing gas supply pipe 7 for supplying a sealing gas to the space formed between the inner wall of the cylindrical vessel 1 and the outer wall of the chlorosilane supply pipe 5; and further if necessary, a hydrogen supply pipe for supplying gaseous hydrogen to the inside of the cylindrical vessel 1.
Patent JP-2002330546-A (JP)
Title: Battery pack
Inventor: NOZAWA SHIGERU
IPC: H01M10/44
Filed: 2001-05-08
Abstract: PROBLEM TO BE SOLVED: To prevent a chain short circuit that occurs in carrying and a short circuit caused by a metal product, and also to prevent a state of charging and the like by the other apparatus than an exclusive charger to occur. SOLUTION: A battery pack is the one that disenables charging and discharging by the other apparatus and place than the exclusive charger and place. The battery pack comprises: a secondary battery; a charge/discharge control element that is connected in series to the secondary battery and controls charge and discharge; a protective function control means that detects at least a terminal voltage of the secondary battery, determines excess charge and discharge and controls the on/off of the charge/discharge control element; a switch that switches on or off when mounted to the exclusive apparatus and place; and an on/off control means that detects the on/off of the switch and controls the on/off of the charge/discharge control element.  Thereby, the charge/discharge control element is allowed to be turned on only when mounted to the exclusive apparatus and at a prescribed place, thus preventing the charging by the other apparatus than the exclusive charger, to improve the safety of the battery pack.
Patent JP-2002333065-A (JP)
Title: Vehicle control device
Inventor: YOKONO MICHIHISA
IPC: B60W10/06
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To secure the braking performance of a vehicle even when a throttle cannot be controlled and the engine output cannot be adjusted. SOLUTION: A brake switch 8 judges that a brake is being depressed and the throttle cannot be controlled. Then, when a computer 4 judges that the quantity of air sucked into the engine cannot be controlled, the computer 4 puts a transmission 9 in the neutral state.
Patent JP-2002335391-A (JP)
Title: Electronic watermark embedding method and its device, and verification method of original data and its device
Inventor: CHIYOU SHIYOUBOU
IPC: G10L19/018
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To provide an electronic watermark embedding method and device that precludes the possibility of affecting the image quality of an image by an embedded electronic watermark, makes counterfeit difficult and can be applicable to the image even in the case of compression/expansion processing of the image. SOLUTION: A data conversion means 11 converts image data. Furthermore, a random number sequence generating means 14 generates a pseudo random number by using a random number seed generated by a random number seed generating means 13, and outputs generated pseudo random number as a watermark series to a watermark data embedding means 12. The watermark data embedding means 12 sequentially embeds data of the watermark series to the converted image data to obtain watermarked data sequentially. In this case, the data of the watermark series to be embedded to obtain succeeding watermarked data are revised on the basis of the result of comparison of the obtained watermarked data and a preset threshold value.
Patent JP-2002333318-A (JP)
Title: Maximum displacement recorder
Inventor: NISHIYAMA SHOZO
IPC: E04H9/02
Filed: 2001-05-10
Abstract: PROBLEM TO BE SOLVED: To provide a cheap device for recording maximum relative displacement between two facing objects. SOLUTION: For recording the maximum relative displacement between a foundation 100 and a slab 110, first to fourth recording tags 31 to 34 are arranged, respectively, so as to be movable to an X-direction measurement part 22 and a Y-direction measurement part 23 of a frame 2 provided to the foundation 100 with a specific frictional force. For moving the first to fourth recording tags 31 to 34 according to the relative displacement in the specific direction caused between the foundation 100 and the slab 110, an operation member 4 is provided to the slab 110.
Patent JP-2002339947-A (JP)
Title: Spherical bearing
Inventor: NOGUCHI SHOJI
IPC: F16C19/12
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To facilitate assembling and to reduce an effect between components. SOLUTION: This spherical bearing 1 is so constituted that a retainer 4 is formed of a resin material into an approximately spherical shape with its wall thickness thinner than the diameter of a steel ball 5 and retains the multiple steel balls 5 by respective through holes 12, parts of the steel balls 5 projecting from its internal circumferential face 4a are brought in contact with the surface of the tip part 2a of a rod 2, parts of the steel balls 5 projecting from the outer circumferential face 4b are brought in contact with the retainer surface 6 by a first and a second outer circumferential member 3a and 3b, and the through holes 12 are so formed that the steel balls 5 can be press-fitted from the outer circumferential side of the retainer 4.
Patent JP-2002344557-A (JP)
Title: Contents distribution system, contents distribution server, contents transmission processing method, contents transmission processing program and contents transmission process program storing medium
Inventor: NISHIMURA TAKANORI
IPC: H04L69/14
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To control so as to reliably execute the transmission process of contents in accordance with the communication environment of a user terminal. SOLUTION: A live casting server 150 in a server use reservation control center 5 limits the number of streams in simultaneously parallel transmission of a plurality of live contents at a plurality of kinds of transmission rates by a user PC 4 in accordance with the type of the circuit to prevent the number of untransmittable steams of live contents from being transmitted simultaneously in parallel from the user PC 4, thereby reliably executing the transmission process of the live contents in accordance with the communication environment of the user PC 4.
Patent JP-2002346967-A (JP)
Title: Cylinder block holder
Inventor: HIRAMATSU HIROYUKI
IPC: B23Q7/04
Filed: 2001-05-18
Abstract: PROBLEM TO BE SOLVED: To provide a cylinder block holder capable of reliably holding a cylinder block at a predetermined position, and preventing the cylinder block from being dropped. SOLUTION: The cylinder block holder 20 comprises a base body 30 provided on a robot hand 21a, a supporting seat abutting on a reference surface 5 of the cylinder block 1, a first insertion member 41 inserted in one cylindrical hole 2a in the cylinder block 1, a second insertion member 42 inserted in the other cylindrical hole 2c, and a pair of supporting members 70 and 71. The insertion members 41 and 42 are moved by a driving mechanism synchronously with each other in the separating direction, and pressed against wall surfaces of the cylindrical holes 2a and 2c. The supporting members 70 and 71 driven by actuators 80 and 81 are turned between the supporting position facing a bottom surface 3 of the cylinder block 1 and the waiting position separating from the bottom surface 3, and the cylinder block 1 can be elevated toward the supporting seat thereby.
Patent JP-2002064925-A (JP)
Title: Fixing yoke for multi-conductor
Inventor: KATO SUSUMU
IPC: G01R31/00
Filed: 2001-05-21
Abstract: PROBLEM TO BE SOLVED: To prevent a clevis from being damaged by the yoke hardware eve if a fixing yoke is turned for the multiple conductors stretching upper and lower the transmission lines. SOLUTION: The body (1a) of the fixing yoke (1) for the multi-conductors has an opening in the direction of the stretched transmission lines at the upper and lower front ends of the body (1a) when the fixing yoke (1) for the multi- conductors is viewed from the side with the transmission lines stretched, clevises (2), (3) for connecting the yoke hardware (Y1), (Y2) connecting the transmission lines, and an insulator string mounting part 4 at the roughly central part of the body (1a). A recessed part which avoids livered move of the upper clevis (2) caused by the turn of the yoke hardware (Y1) and generated when the upper transmission line is installed is provided under the back of the opening (2a) of the upper clevis (2).
Patent JP-2002344598-A (JP)
Title: Display terminal with camera and program
Inventor: SAKA YOICHIRO
IPC: H04W88/02
Filed: 2001-05-22
Abstract: PROBLEM TO BE SOLVED: To automatically adjust an illumination level for illuminating a liquid crystal display with a backlight according to surrounding brightness without providing any exclusive components. SOLUTION: In a cellular phone 1 with camera, an illumination level with which an LED 8 for backlight illuminates the liquid crystal display 5 is adjusted based on accumulation time according to exposure in a camera 10. Since exposure in the camera 10 depends on the surrounding brightness, the illumination level for illuminating the liquid crystal display 5 with the LED 8 for backlight can be adjusted automatically according to the surrounding brightness. At this time, use of the originally equipped camera 10 eliminates the need for providing exclusive components for detecting the surrounding brightness.