baber/WOPTO huggingface dataset:
Patent JP-2004107021-A (JP)
Title: Winder for recorder
Inventor: SHIMIZU KAZUTOSHI
IPC: B65H23/195
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To smoothly take up a paper roll by a simple mechanism, and to preclude load fluctuation from being generated in a grip part.  <P>SOLUTION: An illustrating medium is sandwiched on a platen 10 by the grip part comprising a driving roller 60 and a pinch roller 64, and is fed along an X-axis direction by rotation of the driving roller 60. A recording head 66 scans the illustrating medium to conduct print illustration thereon. A tension roller 74 extended horizontal-directionally is supported to be movable longitudinal-directionally in an ejection route of the print illustration finished illustrating medium, so as to impart tension onto the medium by pressure-contacting with a reverse face of the medium. A take-up scroller 40 starts rolling when moving the tension roller 74 frontwards by a prescribed level in response to a feed level of the medium from the grip part, and the scroller 40 is stopped when the tension roller retreated by the prescribed level with pressure from the medium.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004105859-A (JP)
Title: Storage tank and its partition structure
Inventor: ONISHI KUNIAKI
IPC: B01D21/02
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a partition structure of storage tank, which is constituted so that the suspended matter mixed in a water to be treated can be precipitated and separated in the optimum state even when such condition changes as the inflow volume of the water to be treated flowing into the storage tank and the kind and amount of the suspended matter in the water to be treated.  <P>SOLUTION: This partition structure 1 of storage tank is constituted so that a storage tank arranged between a waterway on the upstream side and another waterway on the downstream side is partitioned into upper and lower layers to allow the passage of the foreign matter floating in the water to be treated. The structure 1 has an inclined plate 13 arranged in the middle of the storage tank in the depth direction. The plate 13 has a slope 17 inclined based on the water surface, on the upper surface side and is supported by an adjusting/supporting member 39 to be rotated and/or moved.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004109923-A (JP)
Title: Bias roll and image forming apparatus using the same
Inventor: HARA YUKIO
IPC: F16C13/00
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus which stably obtains a high image quality.  <P>SOLUTION: A bias roll has a metallic roll shaft, a conductive elastic layer which is provided on the outer peripheral surface of the roll shaft and has open cell foams, and a conductive tube which covers the outer peripheral surface of the conductive elastic layer without through an adhesive layer, and the roll shaft and the conductive elastic layer are press-fitted into the conductive tube, so that an elastic repulsive force of the conductive elastic layer always acts on the inside surface of the conductive tube. The image forming apparatus is provided with the bias roll as a transfer roll.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004114408-A (JP)
Title: Molded object made of paper
Inventor: TAKASAKI TOMOAKI
IPC: B65D1/09
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a three-dimensional molded object to which printing is applied by maximally putting the elongation of highly stretchable paper to practical use.  <P>SOLUTION: The highly stretchable paper (10), which is obtained by laminating thermoplastic resin layers (2 and 3) on both inner and outer surfaces of a highly stretchable paper main body (1), is heated and three dimensionally molded to obtain a molded object made of paper. The thermoplastic resin layer (2) on the inner surface of the molded object comprises a laminated constitution having a polypropylene resin layer (4) arranged to the innermost surface thereof. The thermoplastic resin layer (3) on the outer surface of the molded object comprises a polyolefinic resin layer having a melting point of 120°C or higher. A printing layer can be provided to the laminating surfaces of the highly stretchable paper main body (1) and the thermoplastic resin layers (2 and 3).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004118450-A (JP)
Title: Trespass detecting device for gate unit
Inventor: HIGASHIYA KUNIHIKO
IPC: G08B13/191
Filed: 2002-09-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a trespass detecting device for a gate unit capable of surely detecting only the trespass of an intruder, and ringing an alarm sound or the like without detecting the leaving of an inmate or the passing of a dog or cat by mistake.  <P>SOLUTION: This intrusion detecting device for a gate unit is provided with a first detecting part 30 for detecting the opening/closing of the gate unit 1, a second detecting part 31 for detecting a human body in a detection area 21 at a house 20 side from the gate unit 1, a warning part 33 for issuing the warning of the trespass of a suspicious person and a control part 32 for operating the warning part 33 when the open state of the gate unit 1 is detected by the first detecting part 30, and any human body in the detection area 21 is detected by the second detecting part 31, and only in case the detection of the open state of the first detecting part 30 is prior to the detection of the human body by the second etching part 31.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004119772-A (JP)
Title: Method for manufacturing gallium nitride-based compound semiconductor element and method for processing gallium nitride-based compound semiconductor layer
Inventor: NUNOGAMI SHINYA
IPC: H01S5/323
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To manufacture a gallium nitride-based compound semiconductor element wherein a pattern width can be precisely controlled when a gallium nitride-based compound semiconductor layer is etched, and a smoothly etched side wall can be obtained, and that is high in yield by matching the position of an opening of an insulation film and that of a projecting part in high accuracy.  <P>SOLUTION: A laminated pattern of an SiO<SB>2</SB>layer 4 and a ZrO<SB>2</SB>layer 5 is formed, and a GaN-based semiconductor layer 3 is dry-etched with a chlorine-based gas while the ZrO<SB>2</SB>layer 5 is used as a mask, forming a ridge 109a. After a ZrO<SB>2</SB>film is entirely piled up, the SiO<SB>2</SB>layer 4 is removed by a fluorine-based etching liquid for lifting off, the ZrO<SB>2</SB>film 7a is selectively left on both sides of the ridge 109a. Since the laminated pattern is used as it is as a mask for lifting off, an electrode can be formed at a designed position without displacement.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004116708-A (JP)
Title: Flexible tube repairing method and flexible tube joint mechanism
Inventor: IKEDA SHINTARO
IPC: F16L27/12
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and a mechanism capable of stopping leakage in the state of a tube joint part continuing the operation thereof as a pipeline and under the condition that flexible action is maintained without cutting off the circulation of fluid in a tube or closing the tube when the leakage occurs from a tube joint part used in an existing pipeline by a life limit due to deterioration with time.  <P>SOLUTION: In this flexible tube repairing method, the repair part of the joint part in an existing pipeline member 10 is covered with a repair housing 1, the joint part 6 to which a seal material 5 is fitted is formed between the repair housing 1 and the existing pipeline 10, and a connection and repair relation between the existing pipeline 10 and the repair housing 1 is formed under the condition of sealing by the sealing material 5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004116719-A (JP)
Title: Bearing unit and spring for bearing unit
Inventor: MIYAZAKI SEIZO
IPC: F16C19/54
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bearing unit and a spring for the bearing unit that can make the inclination to a shaft of an outer ring small by the spring for the bearing unit at the time of actual use.  <P>SOLUTION: When the spring 30 of the bearing unit for giving the pre-load among each outer ring 13a, 13b for the first bearing unit section 12a and the second bearing unit section 12b that are coaxially arranged along the shaft 11 are manufactured, both ends are grinding finished so as to cross orthogonal to the shaft 11 by setting up the height for the spring 30 of the bearing unit to the spring height H when it is installed between the outer ring 13a of the first bearing section 12a and the outer ring 13b of the second bearing section 12b at the time of actual use. Because of this, it can reduce the inclination of the outer ring 13a, 13b by the pre-load of the spring 30 of the bearing unit, because the offset load to the outer ring 13a, 13b becomes small at the time of actual use.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003199599-A (JP)
Title: Method for detecting plant belonging to specific genus
Inventor: HIRAO NOBUJI
IPC: C12Q1/68
Filed: 2002-09-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a high sensitivity method for detecting a plant belonging to a specific genus, such as an allergenic plant e.g. buckwheat in food raw materials and products, and capable of detecting a plant content at the level of 1 ppm.  <P>SOLUTION: This method is characterized by performing PCR (Polymerase Chain Reaction) of a nucleic acid molecule using one kind or more of primer and detecting existence of a plant belonging to a specific genus by detecting the existence of an amplified product of the PCR as an indicator, wherein the primer can be hybridized with a nucleic acid having a common base sequence, in 45S rRNA precursor gene sequence, to the plant belonging to the specific genus under a stringent condition and is a primer (A) whose 3' terminal complementarily bonds to a base in ITS-1 sequence of the plant belonging to the specific genus when hybridized with the nucleic acid molecule or a primer (B) complementarily bonding to a base in ITS-2 sequence and the amplified product contains at least a part of the ITS-1 or ITS-2 sequence of the plant belonging to the specific genus.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004128032-A (JP)
Title: Method of manufacturing solid-state electrolytic capacitor
Inventor: HAGA FUMIHIKO
IPC: H01G9/00
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the leak current (LC) of a solid-state electrolytic capacitor.  <P>SOLUTION: While a predetermined voltage is applied to the solid-state electrolytic capacitor, the capacitor is then soaked into the perfluoropolyether heated to 250°C and the capacitor is then heated suddenly. Thereafter, the thermal impact to cool down to the room temperature is applied to the capacitor. A invisible defective part within a dielectric material oxide film is broken by such a thermal impact and it is recovered with application of voltage. Therefore, a dense dielectric material oxide film can be obtained and reduction of LC of the solid-state electrolytic capacitor can be realized.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004122546-A (JP)
Title: Image recording apparatus
Inventor: IOKA TAKESHI
IPC: B41J2/205
Filed: 2002-10-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image recording apparatus which can obtain high quality images even without carrying out correct registration of a recording head and even when the position of a recording element of the recording head changes due to a change with time.  <P>SOLUTION: The image recording apparatus is equipped with recording head means 11 and 12 having a plurality of recording elements capable of multi-value recording, an image signal distributing means 103 for dividing an input image signal corresponding to a predetermined pixel to a plurality of input image signals and distributing the signals to a plurality of different recording elements of the recording head means 11 and 12, respectively, and an image signal correcting means 101 for correcting the input image signals before inputted to the plurality of different recording elements so that a density of an image corresponding to the predetermined pixel to be recorded by the plurality of different recording elements becomes a predetermined density.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004122554-A (JP)
Title: Platen structure of printing device
Inventor: YOSHIDA MASAHIKO
IPC: B41J11/08
Filed: 2002-10-02
Abstract: <P>PROBLEM TO BE SOLVED: To smoothly send a printing medium while sucking the printing medium in a printing device equipped with a platen where a suction hole for sucking the printing medium is set.  <P>SOLUTION: A friction reduction part is set at the platen. The printing medium is smoothly sent while the printing medium is sucked by reducing friction between the printing medium and the platen. The friction reduction part is formed of a material of a lower coefficient of friction than that of a material of the platen, and includes a coating layer for coating at least part of the platen and/or a recess set on a surface of the platen.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004125607-A (JP)
Title: Method for detecting degree of air pollution and blowing apparatus using the same
Inventor: MAEKAWA KOJI
IPC: F24F7/007
Filed: 2002-10-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for detecting a degree of air pollution which indicates a quantity of dust and identifies types of the dust based on particle diameters by using a simple constitution.  <P>SOLUTION: The method enables the detection of at least two or more types of the particle diameters, uses an optical particle detection means 11 for transmitting a derived signal of the particle diameter derived as an output, respectively reads particle diameter detection signals P1, P2 from the particle detection means, calculates number density of each particle diameter per unit time and a passage time rate per unit time by using calculation parts 13, 14, and determines the degree of the pollution of air passing through a pollution determination part 15 based on a calculation result.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004125086-A (JP)
Title: Method and apparatus of joining steel plates
Inventor: OGAWA JUNICHIRO
IPC: F16B5/02
Filed: 2002-10-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide method and an apparatus of joining steel plates which is capable of efficiently and surely hooking a bolt with respect to joining portion of the steel plates without using a special metal ornament and an excessive member etc. at all when building up and which can not be required to install a working scaffolding to underside of the steel plates.  <P>SOLUTION: The apparatus is configured to completely screw a entire threaded bolt 4' into a threadably engaging hole 14 so that its head 4a' positions on underside of the bottom steel plate 1 in advance prior to lay the bottom steel plate 1 on a main girder. It is configured to attach a splice plate 8 from upside with respect to the joining portion 2 of the adjacent bottom steel plate 1 such that the entire threaded bolt 4' inserts through a bolt hole 9 of the splice plate 8 after laying on the main girder the bottom steel plate 1 into which the entire threaded bolt 4' is screwed, and to tighten nuts 10 with respect to the entire threaded bolt 4' from the upside of the splice plate 8.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004132602-A (JP)
Title: Gas liquefaction device and method
Inventor: NOJIMA TOSHIYUKI
IPC: F25J1/00
Filed: 2002-10-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas liquefaction device and method capable of producing a safe oxygen-containing liquefied gas, for example, a liquefied air with low oxygen concentration by reducing the oxygen concentration in a liquefied gas to be produced in the liquefaction of an oxygen-containing gas such as air.  <P>SOLUTION: This device comprises a compressor 11 for raising the pressure of a raw material gas, a heat exchanger 13 for cooling the raw material gas raised in pressure, a gas-liquid separator 14 for separating the raw material gas partially liquefied by cooling to a liquid phase and a gas phase, a pressure reducing valve 15 for reducing the pressure of the liquid phase derived from the gas-liquid separator after separation, and a condenser 16 for performing the heat exchange of the liquid phase reduced in pressure with the gas phase derived from the gas-liquid separator, thereby liquefying the gas phase to generate a product liquefied gas, and evaporating the liquid phase reduced in pressure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003119538-A (JP)
Title: HOT FORGED MEMBER OF Al-Si ALLOY POWDER
Inventor: YURI KOICHI
IPC: B22F5/08
Filed: 2002-10-11
Abstract: PROBLEM TO BE SOLVED: To provide a hot forged member of Al-Si alloy powders. SOLUTION: The hot forged member comprises an Al-Si alloy powder (powder (a)) with a mean particle diameter of 10-40 μm, which has a composition containing 8-16% Si, 3-12% Fe, 1-2.9% Ni, 0.5-3% Cr, and the balance Al, and a structure in which intermetallic compound particles and Si particles each having a mean particle diameter of 0.01-1 μm, are dispersed in a matrix, and an Al-Si alloy powder (powder (b)) with a mean particle diameter of 30-60 μm, which has a composition containing 25-40% Si, 3-8% Fe, 1-6% Ni, 0.5-3% Cr, and the balance Al, and a structure in which intermetallic compound particles with the mean particle diameter of 0.01-1 μm and Si particles with the mean particle diameter of 2.8-4.1 μm are dispersed in a matrix, wherein the mean particle diameter of the powder (b) is larger than that of the powder (a), and the powder (b) is dispersed in the hot forged member of the Al-Si alloy powders by 10-40 volume %.
Patent JP-2003214365-A (JP)
Title: Scroll member for scroll type compressor and manufacturing method therefor
Inventor: SCANCARELLO MARC J
IPC: B22F7/08
Filed: 2002-10-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a compressor and a scroll member that is a component of the compressor, in which a scroll member with no skin effect layer and better dimensional tolerances while still meeting the rigorous stress and pressure conditions needed for a functioning scroll is manufactured.  <P>SOLUTION: The scroll member is either manufactured wholly or manufactured in parts and then joined to make the entire scroll component, and is made from one or more near-net shaped powder metal processes. Both conventional press and sintering methods, and metal injection molding methods are disclosed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004137988-A (JP)
Title: Multi-stage turbo compressor
Inventor: ISOZAKI JUNJI
IPC: F04D27/00
Filed: 2002-10-18
Abstract: <P>PROBLEM TO BE SOLVED: To enable to switch compression pressure without decreasing efficiency in a multi-stage turbo compressor.  <P>SOLUTION: A first to fourth turbo compressor 15, 16, 17, 18 are driven with a motor 19 through a gear mechanism 20. High pressurized compression pressure is obtained by compressing of four stages with the first to fourth turbo compressor 15, 16, 17, 18 in a high pressurized compression operation. Low pressurized compression pressure is obtained as compression in three stages by closing an operation switching valve 29, opening an operation switching valve 30 and by-passing the fourth turbo compressor 18 with a pipe line 27 without decreasing the compression efficiency in a low pressurized compression operation. At that time, the increasing load of the motor 19 can be reduced and energy saving can be obtained by making the fourth turbo compressor 18 be in unloaded state with a pipe line 36 by closing an operation switching valve 37 and opening an operation switching valve 38.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003229420-A (JP)
Title: Etching liquid
Inventor: SUZUKI YOSHIHIDE
IPC: H01L21/308
Filed: 2002-10-21
Abstract: <P>PROBLEM TO BE SOLVED: To uniformly etch a layer of gold or of a gold alloy, or the layer of gold or of a gold alloy including the layer of gold or of a gold alloy between posts of gold or of a gold-alloy, on a substrate of a semiconductor or of liquid- crystal use, on which the layer of gold or of the gold-alloy is formed on the substrate surface while a plurality of posts of gold or of the gold-alloy are formed on the layer of gold or of the gold-alloy, by suppressing the etching of the posts of gold or of the gold-alloy.  <P>SOLUTION: This etching liquid for etching the layer of gold or of a gold alloy on a substrate of a semiconductor or of liquid-crystal use, on which the layer of gold or of the gold-alloy is formed while a plurality of posts of gold or of the gold-alloy are formed on the layer of gold or of the gold-alloy, contains iodine, iodine compounds, and alcohol as solutes.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004138984-A (JP)
Title: Photosensitive resin composition, photosensitive element using the same, method for forming resist pattern, and method for manufacturing printed circuit board
Inventor: FUJIWARA TAKESHI
IPC: H05K3/18
Filed: 2002-10-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photosensitive resin composition which has excellent adhesion properties, resolution and cross cut properties and is useful for making printed circuit boards higher in density and resolution.  <P>SOLUTION: The photosensitive resin composition contains (A) a binder polymer, (B) a photopolymerizable compound having at least one polymerizable ethylenically unsaturated bond within the molecule, (C) a photopolymerization initiator, and (D) a plasticizer. The plasticizer is the adipate expressed by the following general formula (1) and the amount of combination of (D) the component with 100 pts. wt. mixture composed of (A) the component and (B) the component is specified to 0.1 to 20 pts. wt. The general formula (1) is R<SP>1</SP>OOC-C<SB>4</SB>H<SB>8</SB>-COOR<SP>2</SP>[where, R<SP>1</SP>and R<SP>2</SP>respectively and independently denote 1-20C alkyl groups].  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004144493-A (JP)
Title: Neuclear reactor building, reactor containment vessel, and method of installing reactor containment vessel
Inventor: SAITO TAKASHI
IPC: G21C13/00
Filed: 2002-10-22
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate the design of piping, by reducing restrictions in arranging through-tubes of a reactor containment vessel.  <P>SOLUTION: Opening parts of an inner steel plate 1 and an outer steel plate 2 for a through-sleeve 4 can be reinforced with a narrow area, by disposing an opening reinforcement steel plate 5 joined to the through-sleeve 4 of the reactor containment vessel 15 made of steel plate and concrete and the inner steel plate 1 and an opening reinforcement steel plate 5 joined to the through-sleeve 4 and the outer steel plate 2. Thus, the through-sleeve 4 can be closely disposed. Accordingly, the design of the arrangement of the piping is facilitated.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003219310-A (JP)
Title: Digital broadcast receiving apparatus and receiving method
Inventor: MIZUKAMI HIROYUKI
IPC: H04B1/16
Filed: 2002-10-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital broadcast receiving apparatus capable of receiving a modulation signal in which a carrier signal is suppressed such as a high definition television signal digitally modulated by the QAM (Quadrature Amplitude Modulation) or the like.  <P>SOLUTION: The digital broadcast receiving apparatus adopts a double super-heterodyne system with first and second mixers 9, 13 as the basic building block. A first IF filter 11 employs a band pass filter with an in-band flatness and a low group delay deviation of a degree not deteriorating the demodulation characteristic as to the high definition television signal. A second IF filter adopts a SAW filter. The apparatus includes a third mixer 28 for applying frequency conversion to a second IF signal into a third IF signal, and the frequency of the converted third IF signal is selected to be lower than the frequency of the second IF signal. The apparatus includes a demodulator 33 for the high definition television signal to demodulate the high definition television signal included in the third IF signal.  <P>COPYRIGHT: (C)2003,JPO