baber/WOPTO huggingface dataset:
Patent JP-2002348195-A (JP)
Title: Method of single domain treatment of potassium niobate single crystal
Inventor: TSURUMI TAKAAKI
IPC: C30B33/04
Filed: 2002-02-07
Abstract: PROBLEM TO BE SOLVED: To provide a method of making a single crystal have single domain for making high quality single domain ferroelectric crystals having aligned direction of spontaneous polarization of ferroelectric within the crystals, in producing potassium niobate KNbO3 single crystals. SOLUTION: In the method of making the potassium niobate single crystals have single domains by forming positive and negative electrodes 16, 17 on the opposed surfaces of a potassium niobate single crystal 15 having a multi domain structure, and applying an electric field between the electrodes, the treatment for making single domain is executed by two steps comprising a first step of the treatment for making single domain is performed by applying an electric field between the electrodes at a temperature below structural phase transition temperature from the tetragonal system to the orthorhombic system and above 170 deg.C, and a second step of the treatment by applying an electric field higher than that of the first treatment between the electrodes at a temperature below 170 deg.C. Thus, transparent single crystals having aligned direction of spontaneous polarization over whole the crystals are obtained.
Patent JP-2003231392-A (JP)
Title: Transfer sheet and transfer method for cementitious solidification material
Inventor: OSADA HIDEHARU
IPC: B44C1/165
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an easy and inexpensive transfer method, which causes no transfer failure upon transferring a pattern to concrete.  <P>SOLUTION: There is provided a transfer sheet, which is made by forming an exfoliative print layer on a base material film, and coating the print layer with a thin mortar layer, then letting the layers harden. There is also provided a method of gluing the transfer sheet to the interior of a form for a cementitious solidification material at the base material film side, and providing the cementitious solidification material by placing it at the mortar layer side, then removing the form and the base film of the transfer sheet after the hardening of the solidification material.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003232345-A (JP)
Title: Bearing device
Inventor: ISHIKAWA HIROO
IPC: F16C41/00
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a means for correctly diagnosing irregularities in a bearing at an early stage before occurrence of abnormal conditions such as seizure.  <P>SOLUTION: A moisture sensor is provided in the vicinity of a bearing part in the bearing device for rotatably supporting a rotation shaft by lubrication of an oil film. When the moisture sensor detects moisture around the bearing and the amount of detected moisture exceeds a threshold value, an alarm is issued. Thus, a precursory phenomenon of abnormal conditions such as occurrence of breaking of the oil film by moisture invasion into the oil film can be detected, and the abnormal condition can be determined correctly at an early stage.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003232286-A (JP)
Title: Scroll type compressor
Inventor: ITO SHIGERU
IPC: F04C18/02
Filed: 2002-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a scroll type compressor short in the length of a communicating passage and allowing the lubricating oil force-fed from the lower part of a discharge chamber to an intake chamber to contribute to lubrication of various members in the intake chamber in the scroll type compressor wherein the internal space of a housing is partitioned into the intake chamber and discharge chamber by a fixed scroll, and the communicating passage is disposed to communicate the lower part of the discharge chamber with the intake chamber.  <P>SOLUTION: A movable scroll, a turning drive mechanism and a rotation preventing mechanism are accommodated in the intake chamber, and a communicating passage for communicating the lower part of the discharge chamber with the lower part of the intake chamber is formed at the lower part of the fixed scroll.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003236441-A (JP)
Title: Device and method for forming coating film, and device and method for manufacturing display
Inventor: ISHIWATARI MIKA
IPC: B05B13/02
Filed: 2002-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a device and a method capable of forming a coating film having excellent uniformity while effectively preventing generation of bubbles.  <P>SOLUTION: The device for forming the coating film has a spin chuck 2 for holding a substrate 1 having an irregular pattern area in a horizontal state, a spin motor 3 for rotating the substrate 1 held thereon, a nozzle 4 arranged in a state opposing to the substrate 1 held on the spin chuck 2 and a nozzle moving means 5 for moving the nozzle 4 in the horizontal direction, and is equipped with a supply means for a coating film forming material for supplying the coating film forming material from the nozzle 4 to a nearly whole area of the pattern areas of the substrate 1 and a control means for controlling driving conditions of a rotary drive means and the supply means for the coating film forming material. The coating film forming material is supplied to the nearly whole area of the pattern area of the substrate 1 by the drive of the supply means for the coating film forming material in a state that the substrate 1 held on the spin chuck 2 is stopped to rotate using the device for forming the coating film, then the substrate 1 is rotated by the drive of the spin motor 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003230499-A (JP)
Title: Pierce hole cleaning tool and pierce hole cleaning tool set
Inventor: UEMOTO SHINSUKE
IPC: A47K7/00
Filed: 2002-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pierce hole cleaning tool and pierce hole cleaning tool set capable of easily cleaning a pierce hole opened in the ear lobe to install a pierced earring.  <P>SOLUTION: This cleaning tool is formed of a liquid-absorptive and flexible paper-made bar-like floss 22, and a liquid impregnation part 22b of the bar-like floss is radially swollen by impregnating with a cleaning liquid 24. Its diameter before impregnation is smaller than the hole diameter of the pierce hole 25a, and the diameter after impregnation is larger than the hole diameter of the pierce hole 25a. A colored coating part 24 is formed on the end part 22a opposite to the liquid impregnation part 22b of the bar-like floss 22.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003236007-A (JP)
Title: Fire prevention structure for pierced part of fire prevention section unit
Inventor: INOUE HARUYUKI
IPC: F16L5/04
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fire prevention structure for a pierced part of a fire prevention section unit which can prevent the spread of fire without filling sheathed pipes and the pierced part of the fire prevention section unit with mortar or the like or other operations again while eliminating the need for removing sleeves from the fire prevention section unit after the hardening of the fire prevention section unit.  <P>SOLUTION: In the fire prevention structure for the pierced part 2 of the fire prevention section unit 1 which makes the sheathed pipes 4 pierce the fire prevention section unit 1 and undertakes fire prevention at the pierced part of the fire prevention section unit 1, a cylindrical noncombustible outer cylinder 6 is buried into the fire prevention section unit 1 with both end openings thereof bored in the both surface sides of the prevention section unit 1 and a noncombustible inner cylinder 7 is previously inserted inside the outer cylinder 6 in close contact with the inner circumferential surface of the outer cylinder 6 to make the sheathed pipes 4 insert therethrough. Heat expansible fireproof material 8 which is thermally expanded to closely contact the inner cylinder 7 and the sheathed pipes 4 is arranged between the inner cylinder 7 and the sheathed pipes 4 inserted thereinside being expanded in the inner circumferential direction of the inner cylinder 7.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002354342-A (JP)
Title: Energy subtraction processing method and device
Inventor: SASADA RYOJI
IPC: H04N5/325
Filed: 2002-02-15
Abstract: PROBLEM TO BE SOLVED: To reduce the effects of beam hardening of the energy subtraction process device, and to stabilize the density of a subtraction image. SOLUTION: Parameters Ka(Lu')', and Kb(Lu')' and Kc are previously set for energy subtraction processing, and the parameter Kc for determining the density shift is calculated by a density parameter calculating means 3, by using the other parameters Ka(Lu')' and Kb(Lu')'.
Patent JP-2003239799-A (JP)
Title: Cylinder block structure of engine
Inventor: SASADA TAKUJI
IPC: F02F1/14
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To inhibit the excessive increase of the channel resistance of cooling water, to simplify the structure of a core die for ribs as much as possible, or to inhibit the effect of the load and vibration transmitted to a cylinder block as much as possible in mounting ribs inside a water jacket of the cylinder block.  <P>SOLUTION: In the cylinder block 2 of the engine, the water jacket 8 for letting the cooling water flow is mounted along a cylinder bore wall part 2d between the cylinder bore part 2d and a cylinder block outer wall part 2e, and the ribs, crossing the channel, are mounted inside the water jacket 8. The area of the channel in the water jacket 8 varies along the direction of the flow of the cooling water, and each rib 9 is mounted in a part of the channel apart from a part where the area of the channel is the smallest.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003235911-A (JP)
Title: Vehicle body frame structure in lift device, or the like
Inventor: IURA TADASHI
IPC: A61G7/10
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicle body frame structure capable of opening and closing an opening end part side of a vehicle body frame constituted in substantially U-shape so as to open a rear side without performing lever operation in the vehicle body frame when viewed in a plan.  <P>SOLUTION: In the vehicle body frame in a lift device of floor running type which is provided with front wheels and rear wheels and is constituted in substantially U-shape whose rear side is opened when viewed in a plan, a pair of right and left frame pipes provided with rear wheels are turnably pivoted to a basic part frame provided with front wheels, respectively. Furthermore, the frame pipe on the other side turns in the interlocking relationship with the turn of the frame pipe on one side.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248604-A (JP)
Title: File updating program and file updating method
Inventor: HASEGAWA SHINICHI
IPC: G06F12/00
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a file updating program and a file updating method for updating the data in a plurality of files, capable of multiplexing the important file to be stored without user's intention to double storage of the file at every updating of the files, only by defining a name of linked file of another drive to the attribute of the file in the initial construction of a system by the user or the initial registration of the important file, and automatically updating the defined linked file besides the file designated by the user, when the name of the linked file is defined in the attribute of the file in updating.  <P>SOLUTION: This program comprises a means for discriminating whether the presence of the linked file is defined in the file or not, when the data on which the updating is instructed, is updated to the file, and a means for updating the file, and further updating the linked file, when the presence of the linked file is defined, on the other hand, updating only the file when the presence of the linked file is not defined.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245569-A (JP)
Title: Fine pulverizer
Inventor: KOBAYASHI YOSHIKAZU
IPC: B02C18/12
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fine pulverizer for further finely and efficiently pulverizing a large quantity of crushed matter obtained by crushing raw materials or various wastes to be finer.  <P>SOLUTION: The fine pulverizer comprises a vertical casing having an upper end part, a lower end part, a cylindrical circumferential wall, a supply port for an object W to be treated in the lower end part, and a discharge port for finely crushed matter in the upper end part; a vertical rotary shaft journalled with the center of the inside of the casing by the upper end part and the lower end part through bearings in a rotatable manner; a main suction blade and an auxiliary suction blade attached to the vertical rotary shaft in the discharge port side and the supply port side, respectively; a large number of rotary crushing vertical blades attached to the circumferential faces of a plurality of rotary wheels arranged up and down in the middle part of the vertical rotary shaft; and fixed crushed blades installed in the inner face of the vertical casing adjacently and on the opposite to crushing blades attached to the vertical rotary shaft. The pulverizer can pulverize a large quantity of wastes to finely pulverized matter with 0.01-5 mm particle size.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003249440-A (JP)
Title: Apparatus and method for forming thin film, apparatus and method for manufacturing circuit pattern and electronic equipment, and apparatus and method for manufacturing resist pattern
Inventor: SAKURADA KAZUAKI
IPC: B05D1/26
Filed: 2002-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thin-film-forming apparatus and a thin-film-forming method that can easily and efficiently prepare a superfine pattern, a manufacturing apparatus for a circuit pattern and a manufacturing method for a circuit pattern and electronic equipment, and a manufacturing apparatus of a resist pattern and a manufacturing method of a resist pattern.  <P>SOLUTION: A thin-film-forming apparatus 1 forms a thin film by coating a substrate SUB with a coating liquid L, and has a movement mechanism 4 for placing the substrate to move the substrate in a first direction and a second direction crossing the first one, a first droplet discharge head 2 for discharging the coating liquid onto the substrate that is moved in the first direction by the movement mechanism, a second droplet discharge head 3 for discharging the coating liquid onto the substrate that is moved in the second direction by the movement mechanism, and a control section C for controlling the movement operation of the movement mechanism and the discharge of the coating liquid in the first and second droplet discharge heads.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003251374-A (JP)
Title: Method for enhancing biodegradability of hardly degradable wastewater using high temperature and high pressure water reaction
Inventor: DAIMON HIROYUKI
IPC: C02F11/08
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a system capable of enhancing biodegradability at the time of biological treatment by pretreating hardly degradable wastewater using high temperature and high pressure water treatment in a biological treatment method.  <P>SOLUTION: This treatment system 13 is provided with a high temperature and high pressure water treatment apparatus 10 for treating wastewater and a biological treatment apparatus 14 for treating the secondary wastewater discharged from the treatment apparatus 10. The treatment apparatus 10 has an inflow port 11 permitting the inflow of hardly degradable wastewater and an outflow port 11 for allowing secondary wastewater to flow out. Further, this system has a sludge moving pipe 18 and a pump 19 as a sludge moving device for moving the sludge of the biological treatment apparatus 14 to the treatment apparatus 10.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003258283-A (JP)
Title: Solar battery and adhesive film for solar battery
Inventor: UCHIYAMA SHINICHIRO
IPC: C09J131/04
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a solar battery which has a superior appearance by preventing a colored EVA from creeping in a light reception face side of a solar battery cell in a sealing process, and has an improved power-generation efficiency by enhancing the light reflecting efficiency due to the colored EVA film, in the solar battery using the colored EVA film as a rear-surface side sealing film.  <P>SOLUTION: In this solar battery, the content of vinyl acetate in an EVA copolymer resin constituting a transparent EVA film 3A as a surface side sealing film is in quantity larger than the content of vinyl acetate in an EVA copolymer resin constituting the colored EVA film 3B. Since the fluidity of the colored EVA film 3B is lower than the fluidity of the transparent EVA film 3A, creeping of the colored EVA is prevented. The surface of the colored EVA film 3B facing the solar batter cells 4 is embossed, and the depth of the recessed portion formed by embossing is 20-95% of the film thickness. Since the interface between the colored EVA film 3B and the transparent EVA film 3A is made a rugged face, the light reflecting efficiency is enhanced, and the power-generating efficiency is enhanced.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003256355-A (JP)
Title: Dma control device, printing unit, and dma control method
Inventor: NAKAMURA SHUICHI
IPC: G06F13/28
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a DMA control device, a printing unit, and a DMA control method capable of transmitting DMA at high speed and in proportion to an optional transmitting size on a bus in which an USB packet is capable of burst- transmitting when an optional size of the USB packet is fed from an exterior device.  <P>SOLUTION: In the DMA controller 102 in which the USB packet data received from a host system 2 by an USB interface 103 performs DMA transmitting to a memory 101 on the data transmitting bus 105, a plurality of transmitting modes are provided as a DMA transmitting mode to the memory 101 on the data transmitting bus 105. Based on the values showing a size of the USB packet data and a data width of the data transmitting bus 105 obtained from the USB interface 103, the DMA transmitting mode of the USB packet data is controlled.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257094-A (JP)
Title: Method for manufacturing optical information recording medium
Inventor: KATAYAMA KAZUTOSHI
IPC: G11B7/26
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing an optical information recording medium by which the optical information recording medium having recording layers on both surfaces thereof can be stably and efficiently manufactured.  <P>SOLUTION: The method for manufacturing the optical information recording medium has a process for immersing a substrate 14 having guide grooves on both surfaces thereof in a recording layer forming liquid 18, a process for pulling up the immersed substrate 14 from the recording layer forming liquid 18 and a stage for drying the pulled-up substrate 14 to form the recording layers on both the surfaces of the substrate 14.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255847-A (JP)
Title: Double coated adhesive tape and cover window
Inventor: SHIOZAWA KIMIO
IPC: C09J7/02
Filed: 2002-03-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technique which can improve the productivity of decorative portions of cover windows and does not entail the disposal of cover window substrates in the process of forming the decorative portions.  <P>SOLUTION: Double coated adhesive sheets 2a and 2b which are provided with the decorative portions 24 heretofore disposed directly at the cover window substrates 3a and 3b and commonly have two functions of parts for providing the cover window substrates with the decorative portions 24 and parts provided with tacky adhesive layers 27 for attaching the cover windows 1a and 1b to a casing 210 of a portable apparatus 200 are provided. The cover windows 1a and 1b attached with such double coated adhesive sheets 2a and 2b are provided.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002335300-A (JP)
Title: Data communication apparatus
Inventor: SONE TAKURO
IPC: H04L12/28
Filed: 2002-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a communication speed matching system that can properly transceive data of low speed specifications even when a high-speed transmission system transceives the data. SOLUTION: A transmission data generating means 1 generates MIDI(Musical Instrument Digital Interface) data at a faster rate than that corresponding to a reference clock of the MIDI specifications. A transmitting time interval limiting means 3 controls the data to have an interval of the reference clock of the MIDI specifications and supplies the result to a high-speed communication data transmitting section 5, from which the data are sent to a high-speed communication path 6. A high-speed communication data receiving section 7 receives the data and supplis the data to a low speed communication data transmitting section 8, which can process the received data without missing of the data.
Patent JP-2003262040-A (JP)
Title: Constitution of thin tatami mat
Inventor: HARADA FUMIHIKO
IPC: B05D7/24
Filed: 2002-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a constitution of a tatami mat, which can effectively diffuse minus ions in large quantities.  <P>SOLUTION: A coating, which includes an inorganic mineral having a minus ion diffusing effect, is applied to a conductive foam, so that the tatami mat for effectively diffusing the minus ions can be obtained.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262006-A (JP)
Title: Shape steel
Inventor: SAKAGUCHI MOROHEI
IPC: A01M29/00
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide shape steel formed in a shape that a pigeon does not nest as a means in which a pigeon environmental-pollution problem can be solved economically and advantageously.  <P>SOLUTION: In shape steel having flanges 2 and 2A one by one at both width ends of a web 1, either one (such as the flange 2A) of the two flanges 2 and 2A has a flange grade at a grade angle α of 30° or more, preferably 35° or more, more preferably 45° or more on both surface sides of the web 1 in shape steel 100.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003262383-A (JP)
Title: Air conditioner
Inventor: HIRATA RYOTA
IPC: F25B27/00
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air conditioner capable of preventing a compressor from sucking liquid coolant, in a transition period when the number of operating outside units is changed at cooling operation.  <P>SOLUTION: Outside units 11A, 11B respectively having compressors 16A, 16B, and inside units 12A, 12B respectively having an electric expansion valves 28A, 28B and inside heat exchangers 27A, 27B are connected with each other by piping 42 between units. The number of operating outside units 11A, 11B is controlled according to an inside air conditioning load. In this air conditioner, a control device 13 is provided, which limits the opening of the electric expansion valves 28A, 28B of the inside units 12A, 12B to specified values when the number of the operating outside units is changed at cooling operation.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003268528-A (JP)
Title: Method for forming stable rust for atmospheric corrosion resisting steel
Inventor: SEGUCHI TAKESHI
IPC: C23C8/14
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stable rust forming method for atmospheric corrosion resisting steel by which stable rust can be easily formed on the surface of the atmospheric corrosion resisting steel.  <P>SOLUTION: The stable rust forming method for the atmospheric corrosion resisting steel comprises an oxide film forming step and a stable rust forming step. In this method, the stable rust is formed by allowing a treating solution to react with the atmospheric corrosion resisting steel on which a homogeneous oxide film is formed on the surface. As the result, the stable rust can be easily formed according to this stable rust forming method.  <P>COPYRIGHT: (C)2003,JPO