baber/WOPTO huggingface dataset:
Patent JP-2004286383-A (JP)
Title: Damper control system and valve control system
Inventor: MURAKAMI KATSUMI
IPC: F24F11/02
Filed: 2003-03-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control system of a motor damper capable of simplifying a control apparatus and wiring, and of facilitating installation work and maintenance.  <P>SOLUTION: This control system 10 is provided with: a first motor-driven damper 16 installed in an air-conditioning duct 14 branched from an air-conditioning main duct 11; a second motor-driven damper 17 installed in an exhaust duct 15 branched from an exhausting main duct; a sensor 19 for detecting the temperature of air flowing in the exhaust duct 15; and actuators 20 and 21 for controlling an open/close state of the first damper 16 and the second damper 17 based on the output of the sensor 19. Coaxial type hybrid cables 23 equipped with an optical fiber cable for transmitting a signal, and a double conductive each layer formed around it for feeding driving power are connected to the actuators 20 and 21 to connect the actuators 20 and 21 to each other in the form of crossover wiring.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004292491-A (JP)
Title: Liquid crystalline polyester and optical film
Inventor: KUMAGAI YOSHIHIRO
IPC: G02B5/30
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a liquid crystalline polyester which can be easily prepared at a low industrial cost wherein liquid crystal orientation can be easily fixed and a small wavelength dispersion of birefringence is realized, and to prepare an optical film which can be formed into a homogeneous, large-area film wherein optical characteristics such as wavelength dispersion of birefringence can be precisely adjusted to desired values and orientation can be fixed at a desired state.  <P>SOLUTION: The liquid crystalline polyester comprises 1-50 mol% structural unit (a), 1-49 mol% structural unit (b), 1-49 mol% structural unit (c), 0-49 mol% structural unit (d) and 0-50 mol% structural unit (e). The optical film is obtained from the same.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004294742-A (JP)
Title: Gelatin coating liquid and method for manufacturing silver halide photographic sensitive material
Inventor: SAKURAI YASUMASA
IPC: G03C1/047
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gelatin coating liquid free of coating trouble even after the lapse of a long time.  <P>SOLUTION: The gelatin coating liquid contains a compound of formula 1 and ≥150 ppm of an alkaline earth metal, wherein R represents an aliphatic or aromatic group; M represents a cation; and n represents an integer of ≥1.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004291424-A (JP)
Title: Mixer
Inventor: ITO KAZUHIKO
IPC: B01F7/02
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mixer which improves a kneading effect by disposing mixing blades and grinding blades suitably.  <P>SOLUTION: This mixer has a constitution wherein the grinding blades 13 for grinding lumps of materials are fitted to the fore ends of arms 10 provided at mixing shafts 3, 3' in a mixing tank, while the mixing blades 17 for feeding the materials transversely along the direction of the mixing shafts, while kneading them, are fitted to the arms 10 positioned on the sides opposite to the grinding blades 13. The grinding blades 13 and the mixing blades 17 are so disposed that when the mixing blade 17 feeds the materials transversely while kneading them, the grinding blade 13 adjacent thereto comes into contact with the materials earlier than the mixing blade 17 also adjacent thereto. According to this constitution, the materials can be kneaded with the repetition of processes of the kneading operation/transverse feeding by the mixing blade 17 → the grinding operation by the adjacent grinding blade 13 → the kneading operation/transverse feeding by the mixing blade 17 → the grinding operation by the adjacent grinding blade 13.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004296311-A (JP)
Title: Surface light emitting device
Inventor: IDEGAMI YASUNORI
IPC: F21Y101/02
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surface light emitting device enhanced in versatility by miniaturizing the device.  <P>SOLUTION: This surface light emitting device is provided with: an annular light guide plate with a circulation light path for circulating light formed in its inside; and a semiconductor light emitting device disposed in the circulation light path. Thereby, the device is miniaturized because the semiconductor light emitting device is not disposed outside the circulation light path, the peripheral surface of the light guide plate is prevented from being formed into an abnormal shape, and a holder for holding the semiconductor light emitting device can be omitted.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004290542-A (JP)
Title: Needle for syringe
Inventor: TSUGAWA WATARU
IPC: A61M5/32
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a needle for a syringe by which a needle stick to the skin can be easily performed, and a pain at the insertion of the needle can be reduced.  <P>SOLUTION: The medical application needle has an edge for puncturing in its tip part. The cross-sectional shape of the tip part forms of a syringe cylindrical barrel selected from the shapes of square, fan-shape, oval, square shape but two opposite corners of four-squares have arc shapes in appearance, upside down drop shape, circular shape but a part of minor arc has an obtuse angle (approximately 120 degrees), oval with both ends pointed, and regular hexagon. Besides the edge surface for puncturing is formed by cutting the needle aslant to the axial line direction of the main body of the needle. In the cut surface of the edge for puncturing, the angle formed by the lower corner on which the blade is formed, and the plain surface which is most far-off top from the lower corner, is approximately right angled, or less than right angles. By this form, the needle tip is sharp and can reduce the pain of needle puncture.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004300925-A (JP)
Title: Lead valve and gas compressor
Inventor: NONAKA TAKESHI
IPC: F04C18/344
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To sufficiently enlarge effective beam length of a lead valve provided in a gas compressor.  <P>SOLUTION: This lead valve includes a movable piece 401a opening and closing a port with a free end side thereof by elastic deformation contacting and separating action with having an origin in a base end side, a base part 401b standing in a row in the base end side of the movable piece 401a, a fixed part 401c standing in a row with the base part 401b and positioning in one side or both sides of the movable piece without standing in row with the movable piece. Consequently, the effective beam length of the valve can be enlarged without trouble in attachment of the lead valve. As a result, valve lift is increased without increasing bending stress generated in valve material, pressure loss of delivery gas is reduced and total adiabatic compression efficiency can be improved.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004303780-A (JP)
Title: Electromagnetic wave interrupter
Inventor: AMAMIYA TATSUYA
IPC: H05K9/00
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electromagnetic wave interrupter having a simple structure.  <P>SOLUTION: The electromagnetic wave interrupter has an enclosed space formed between two planes, and a substance encapsulated in the enclosed space. The electromagnetic wave interrupter is arranged to interrupt an electromagnetic wave in a specified frequency band by selecting at least one of the interval between two planes, the type of the substance and the pressure or density of the substance arbitrarily.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004304420-A (JP)
Title: Installation structure for acoustic device and communication terminal
Inventor: MARUHASHI HITOSHI
IPC: H04R1/00
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an installation structure of an acoustic device and a communication terminal designed to block foreign matters passing through a dust/drip filter 11 to a diaphragm 16 of the acoustic device while keeping acoustic characteristics.  <P>SOLUTION: The communication terminal includes any acoustic device among a radio section 2 for transmitting/receiving an audio signal, a microphone 3 for inputting transmitted audio, a receiver 4 for generating received audio, and a speaker 5 for making a notice sound; a case 1 having a sound hole 8 and having the acoustic device mounted inside to face the sound hole 8; the filter 11 attached to cover the sound hole 8 of the case 1; and a foreign matter adsorber 20 provided between the filter 11 and the acoustic device and made of at least one of an adhesive material, a moisture-absorbing material and a magnet.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004300372-A (JP)
Title: Pyrrolidone group-containing polymer and its production process
Inventor: YAMAGUCHI HIROKO
IPC: C08F8/30
Filed: 2003-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an economical and efficient process for producing a new pyrrolidone group-containing polymer.  <P>SOLUTION: The process for producing a pyrrolidone group-containing polymer comprises reacting a maleic anhydride copolymer with an N-hydroxyalkylpyrrolidone.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004300891-A (JP)
Title: Mold form for laying on road surface of parking lot or the like, and construction method of road surface using the same
Inventor: KITAGAWA KENICHI
IPC: E04H6/08
Filed: 2003-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exclusive mold form for laying without any restriction in installation site, with which a concrete construction combined with a greening purpose can be carried out even at a stop position for vehicle landing or an entrance lane for vehicles driving slowly, as for a frame for laying on the road surfaces of a parking lot and the entrance lane of the parking lot or the like as well as a construction method of the road surface using the frame for laying.  <P>SOLUTION: The form to be laid on road is characterised in that, on four sides of a shallow-box shaped frame body 1 for casting material, a shield plate 5 of almost semicircular plane for blocking a material from flowing into and a shield wall 6 which is formed with a falling edge and disposed successively to the shield plate 5 are provided, and the shield plate 5 can be separated from the shield wall 6.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004306670-A (JP)
Title: Image display apparatus for vehicle
Inventor: ASAI GORO
IPC: B60R11/04
Filed: 2003-04-02
Abstract: <P>PROBLEM TO BE SOLVED: To keep the direction of a main axis of a camera image displayed on a display means to a vehicle body constant regardless of an operating position of a vehicle movable part where a camera is arranged, with respect to an image display apparatus for a vehicle.  <P>SOLUTION: The camera 10 whose relative positional relation to the vehicle body is varied associated with the change of the operating position is arranged in a door mirror 14 whose operating position can be changed between a development position and a storage position. A region corresponding to the operating position of the door mirror 14 is partially taken out of the whole monitor area of an image picked up by the camera 10. Namely, the angular direction of a region partially segmented from the whole monitor area when the door mirror 14 is in the development position is different from that when the door mirror is in the storage position by an angle equal to an angle difference of both the positions. The picked-up image in the segmented region is matched with a screen of a display 12, vehicle running directions imaged on the screen of the display 12 are displayed to coincide with each other regardless of the operating position of the door mirror 14.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2003302665-A (JP)
Title: Harmonic wave generating element
Inventor: SUZUKI KAZUO
IPC: G02F1/377
Filed: 2003-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a harmonic wave generating element which facilitates optical coupling with a waveguide and improves the efficiency of the optical coupling.  <P>SOLUTION: The harmonic wave generating element which makes coherent light incident on a non-linear optical material and converts the incident light into nth harmonic wave having less than a half wavelength has a waveguide structure formed in the non-linear optical material to provide a mechanism for generating n-th harmonic wave in a waveguide and a lens-like focusing mechanism for facilitating the optical coupling of light at an end surface of incidence.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004228059-A (JP)
Title: Negative electrode for lithium secondary battery, method of manufacturing the same, and lithium secondary battery
Inventor: SAKAGUCHI YOSHIKI
IPC: H01M4/1395
Filed: 2003-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a negative electrode for a lithium secondary battery preventing the separation of an active material from a current collector 1, securing collecting characteristics of the active material in spite of repeated charging and discharging, having high charge/discharge efficiency, and having an extended cycle life.  <P>SOLUTION: In the negative electrode for a lithium secondary battery, an active material structure including an active material layer 3 made of a silicon material and a surface coating layer 2 placed on the layer 3 is formed on one side or both sides of the current collector 1. The surface coating layer 2 is made of a conductive material with the low forming ability of a lithium compound, and the active material structure includes 5 to 80 wt.% of a silicon material. Slurry including the silicon material, binder, and diluent solvent is coated on the surface of the current collector 1 and dried to form the active material layer 3. The active material layer 3 is then electroplated with the conductive material with the low forming ability of a lithium compound. Further, the active material layer 3 is pressed for consolidation, thereby manufacturing the negative electrode.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004306240-A (JP)
Title: Cutting tool mount and cutting device
Inventor: MATSUDA YASUKI
IPC: B23D45/04
Filed: 2003-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To further improve the convenience of a cutting tool, by easily opening and closing a tool holder, quickly and simply attaching and detaching a cutting tool, and facilitating switching of use between the moving cutting work in the state of holding the cutting tool in hands and the stationary cutting work in the state of fixing the tool at a predetermined position.  <P>SOLUTION: A base plate 2 for placing and fixing a material 26 to be cut substantially horizontally is provided with the tool holder 6 for removably holding a cylindrical body 13 in the handy cutting tool 11 having a rotary blade with the center line of the body laid along the longitudinal direction. The tool holder includes: upper and lower holders 17, 16 holding the outer peripheral surface of the body in the cutting tool from the upper side and the lower side, the lower and upper surfaces of which are opened; and a tool operating handle 7. The lower holder includes: a lower holder base plate 16a narrower than the lateral width of the body in the cutting tool; and a pair of lower holder side plates 16b obliquely erected from the lower holder base plate to support the both right and left side lower parts of the body of the cutting tool, respectively.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2003327556-A (JP)
Title: Process for hydroformylation using catalyst based on cobalt in nonaqueous ionic liquid with improved catalyst recycle
Inventor: MAGNA LIONEL
IPC: C07C45/50
Filed: 2003-04-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a process for hydroformylation with which the catalyst recycle is improved and a catalyst based on cobalt is used in a nonaqueous ionic liquid.  <P>SOLUTION: The process for hydroformylation of an olefinic unsaturated compound in the liquid phase comprises a reaction stage of at least the one olefinic unsaturated compound with hydrogen and carbon monoxide and a decantation stage of the final product. In the reaction stage, the reaction is carried out in the presence of at least one nonaqueous ionic liquid containing at least one salt of general formula Q<SP>+</SP>A<SP>-</SP>and in the presence of a catalyst containing at least one cobalt complex with at least one ligand selected from the group consisting of a Lewis base under pressure. An intermediate stage of transferring an effluent from the pressurized hydroformylation reaction into at least one container in which the effluent is pressurized is provided between the reaction stage and the decantation stage.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004319610-A (JP)
Title: Image sensor
Inventor: FUNAKI MASANORI
IPC: H04N5/335
Filed: 2003-04-14
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem that colors are mixed in an image sensor performing photoelectric conversion of a primary color light having a wavelength selected by one kind of color filter, and a problem that slanting light or misregistration occurs in an image sensor where spectral characteristics of a desired primary color light are enhanced by more than one kind of filter.  <P>SOLUTION: Photoelectric conversion areas 12B, 12G and 12R of pixels for respective primary color lights are formed in a silicon substrate 11 at such depths as corresponding to the light absorption characteristics of silicon in the wavelength region of an incident primary color light by utilizing the light absorption characteristics of the silicon substrate 11 such that the spectral characteristics for the incident primary color light become identical substantially. Wavelength selectivity of a light incident to the pixel of each primary color light can thereby be enhanced and since one kind of color filter 14B, 14G or 14R is employed for each primary color light, problems of slanting light and misregistration can be solved.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004315258-A (JP)
Title: Production method for single crystal
Inventor: HOSHI RYOJI
IPC: C30B15/00
Filed: 2003-04-14
Abstract: <P>PROBLEM TO BE SOLVED: To produce a boron-doped single crystal having a high gettering capability with a high productivity at a low cost by suppressing the occurrence of first dislocation generation.  <P>SOLUTION: The method for producing the single crystal by the Czochralski method comprises putting a polycrystalline material into a crucible, thermally melting the polycrystalline material with a heater placed so as to surround the crucible, causing the molten polycrystalline material to adhere to a seed crystal, and pulling up the seed crystal to grow the single crystal. In growing the single crystal with a resistivity adjusted by boron doping, the maximum temperature of the crucible is controlled to 1,600°C or lower.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004313904-A (JP)
Title: Dust collection/deodorization apparatus
Inventor: OKADA YUKIHIKO
IPC: B01D45/14
Filed: 2003-04-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dust collection/deodorization apparatus the operational efficiency of which is improved while making a maintenance unit compact without necessitating troublesome maintenance work.  <P>SOLUTION: The main body 12 of this dust collection/deodorization apparatus is divided by a partition plate 18 into two, a dust collecting chamber X and a deodorizing chamber Y. A wind blade 48 and a separation blade 26 are fit to a rotary cylinder 36 supported by the plate 18 to be freely rotated. When the blade 48 is rotated by the wind pressure of the gas A which is to be treated and is introduced into the chamber X from a compressor 32 through a gas introducing port 20, the cylinder 36 and the blade 26 are also rotated. Dust is separated from the gas A by the centrifugal force of the rotating separation blade 26 and simultaneously the dust-removed gas A is made to enter the cylinder 36 positioned in the center of a cyclone through a small entrance hole 42, to pass through the inside of the cylinder 36, and to be discharged through a small discharge hole 44 by the positive pressure of the chamber X and deodorized in the chamber Y.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004313091-A (JP)
Title: Portable toilet for pet
Inventor: SHIMOKAWA MASAKO
IPC: A01K23/00
Filed: 2003-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a portable toilet for a pet with which convenience is improved.  <P>SOLUTION: This portable toilet has a storing bag (a disposable and water-soluble inner bag 41 and an outer bag 31) for receiving and storing the excrement of the pet at defecation, a frame 21 for supporting the storing bag, and a handle 12. The portable toilet has two or more protruded parts 26 for engaging the inner bag by being inserted to engaging holes 42 formed at the upper edge part of the inner bag when the upper edge of the inner bag is folded so as to cover the inner periphery side, the upper surface side and the outer periphery side, and the inner bag is inserted into the outer bag. The frame is formed so as to be folded into two. A fitting cap for fixing the outer bag by nipping the upper edge part of the outer bag is fitted to the frame so as to be capped, and the outer periphery thereof has protrusions 26.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004319023-A (JP)
Title: Optical disk recording method and optical disk device
Inventor: TOMIJIMA YUICHIRO
IPC: H04N5/85
Filed: 2003-04-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical disk recording method capable of setting optimal information recording conditions when information is recorded on an optical disk, and thus capable of recording without any errors.  <P>SOLUTION: According to the optical disk recording method, when recording data stored in a buffer are recorded in an optical disk by an optical head, the focusing signal and the track signal of the optical head and a phase difference between the sync signal of the address of the optical disk and a reference sync signal are detected, and determination is made as to whether these are within prescribed values or not (SP1 to SP3). When they are within the prescribed values, data buffer processing is executed to write the recording data in the optical disk at a predetermined recording speed (SP4). When they are outside the prescribed values, the write-recording of the recording data is stopped (SP11), and processing for resetting a recording speed (SP12) is executed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004326353-A (JP)
Title: Charging system and method responding to use of safety system
Inventor: OKAZAKI HARUKI
IPC: B60N2/42
Filed: 2003-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the cost of a safety system and increase the safety from financial and mental points of view.  <P>SOLUTION: A charging system responding to the use of a safety system comprises operation information storing means 20a and 20b for storing the operation information on the safety system, an operation information acquiring means 30a capable of communicating with a vehicle to acquire the operation information stored in the operation information storing means 20a and 20b, a use fee calculating means 30b for calculating the use fee of the safety system according to the acquired operation information, and a notifying means 16 for notifying the calculated use fee to the user of the vehicle at given timing or the vehicle user's operation of notification request directing means. The cost of the safety system can be thus recovered in parts at vehicle sale and later use, so that the reduced initial cost of the safety system can increase the number of vehicles equipped with the safety system to further reduce the cost of the safety system. The charging based on use of the safety system can increase safety from mental and financial points of view.  <P>COPYRIGHT: (C)2005,JPO&NCIPI