baber/WOPTO huggingface dataset:
Patent JP-2003205235-A (JP)
Title: Method and apparatus for depositing gradient film
Inventor: AICHI YASUHIRO
IPC: C23C16/46
Filed: 2002-01-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and apparatus for inexpensively and easily depositing a film having the composition change continuously or discontinuously in the film thickness direction.  <P>SOLUTION: The composition gradient film having the continuous composition change or a discontinuous multilayer film is easily deposited using a spray pyrolysis deposition method by a method of mixing a plurality of raw materials before spraying or a method using a multi-nozzle for mixing while spraying corresponding to the composition change of a different kind of an element.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003219107-A (JP)
Title: Image reading apparatus
Inventor: KUSUSE NOBORU
IPC: H04N1/028
Filed: 2002-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image reading apparatus capable of suppressing the fluttering of originals in a reading position, suppressing the occurrence of jammed originals and skew, and attaining reading with high quality and low cost.  <P>SOLUTION: Either of a contact image sensor 3 and a white reference board 4 is rotated longitudinally in the transfer direction of originals around a reading position (the center of rotation 13) of the contact image sensor 3 relative to either of the contact image sensor 3 and the white reference board 4. Screws 14a and 14b are engaged with screw holes 11a and 11b of a bracket 11 at an arbitrary rotational position. Then the contact image sensor 3 is fixed to a base 12 via the bracket 11.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002315827-A (JP)
Title: Liquid medicine filled syringe
Inventor: KATO JUN
IPC: B65B53/02
Filed: 2002-01-28
Abstract: PROBLEM TO BE SOLVED: To provide a liquid medicine filled syringe wrapped with a heat shrinkable resin film which permits easy identification of whether the syringe is unsealed or not, is excellent in workability in handling and is easily unsealable. SOLUTION: This liquid medicine filled syringe is mounted with a syringe tip and a tip cap, is sealed by wrapping the syringe with the heat shrinkable resin film from the flank of a lure lock adapter to a portion of the top face of the tip cap and is provided with perforations along the circumference of the heat shrinkable resin film.
Patent JP-2003225847-A (JP)
Title: Method and device for processing plate material
Inventor: TAKEBE HIROYUKI
IPC: B24B9/10
Filed: 2002-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a plate material processing device capable of continuously performing plate material edge processing such as square chamfering and round chamfering by one processing machine, compact, high productivity, and superior in the stability of processing quality, and a processing method using the same.  <P>SOLUTION: An edge processing device for plate material is provided with a upper and lower pair of square chamfer processing means having a grinding wheel rotating in a direction from a front surface to a end surface and a grinding wheel rotating in a direction from a back surface to the end surface arranged for tips of the grinding wheels to slidingly touch ridges of the front and back two surfaces of the plate material, and is provided with a grinding wheel rotating in a direction opposing the moving direction of the plate material in parallel with the square chamfer processing means.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003228133-A (JP)
Title: Reflection type screen
Inventor: SHIGETA MASANOBU
IPC: G03B21/60
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a reflection type screen capable of displaying an image with high contrast even when the incidence angle of projected light is large.  <P>SOLUTION: In this reflection type screen for displaying an image by reflecting image light 16 projected by a projector 1 at a reflection surface formed on a base body, the base body is composed of a transparent member 12, a rear surface 19' opposite to a front surface 19 of an incidence side of the image light 16 is formed on a projecting part composed partially of a spherical surface arranged in a plurality of matrix shapes seen from the incidence side of the image light 16, and a metallic reflection surface 14 is formed on the surface of the projecting part. When the image light 16 made incident on the base body at a prescribed incidence angle θ from the surface 19 of the base body is emitted from the surface 19 of the base body after the image light 16 is reflected against the metallic reflection surface 14 of the surface of the projecting parts, the projecting parts are formed while changing an angle formed between the center axis 18 of each of the projecting parts and the surface 19 in accordance with the incidence angle θ so that image light 17S reflected at the central part S of the surface of each of the projecting parts should be emitted perpendicularly to the surface 19.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003240200-A (JP)
Title: Hose station
Inventor: SHIMIZU YASUTAKA
IPC: F16L37/08
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hose station with improved safety and working efficiency by easily and precisely confirming the connecting state.  <P>SOLUTION: This hose station forms a connecting line of a liquid delivery main pipe to a flexible hose and to a liquid delivery branch pipe by providing coupling (projecting parts) in parts of the liquid delivery pipe and the liquid delivery object pipe to be connected to the flexible hose respectively, providing couplings (recessed parts) in respective parts of the flexible hose to be connected to the liquid delivery pipe and the liquid delivery object pipe, and connecting the couplings (the projecting parts) and the couplings (the recessed parts) to each other respectively. This hose station is characterized in that limit switches are provided near the couplings (the projecting parts) of the liquid delivery pipe and the liquid delivery object pipe, so that, when the couplings (the recessed parts) of the flexible hose are appropriately connected to the couplings (the projecting parts) of the liquid delivery pipe and or the liquid delivery object pipe, the tip parts of the couplings (the recessed parts) of the flexible hose contact with the limit switches to raise signals of the limit switches, and the liquid delivery pipe and or the liquid delivery object pipe raising the signals is displayed to be connected.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003236613-A (JP)
Title: Method for manufacturing band steel for manufacturing cold-rolled or plated band steel and method for manufacturing plated band steel
Inventor: KATO HIROHARU
IPC: G01R33/02
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of band steel for manufacturing a cold- rolled or plated band steel by which the secure removal of defective parts to be removed is enabled and the degradation of the yield of products by removing even unnecessary parts is prevented.  <P>SOLUTION: A defect detecting apparatus 13a is installed in the position of a bridle roll 13a to suppress the fluttering of the band steel, lift-off fluctuation by the deformation of the strip and the contact with a sensor of the band steel. In the defect detecting apparatus 13a, the extraction of the candidate parts of the defect is performed on the basis of a signal level or the like and informations such as the signal level of defect indicating part, the position of the indicated part and the indicated length of the defect are transmitted to a defect selecting apparatus 15a. In the defect selecting apparatus 15a, the candidates of slender-shaped outer-layer and surface defects among which the rolling direction is taken as a long side is decided on the basis of the informations from the defect detecting apparatus 13a as the objects of removal. The regions including defective parts are removed by partially grinding or cutting on the basis of the informations from the defect selecting apparatus 15a with a defect removing apparatus 14a.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003244106-A (JP)
Title: Signal encoding method, signal decoding method and equipment and program for executing the methods
Inventor: IKEDA KAZUNAGA
IPC: G10L19/04
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a signal encoding method, a decoding method and equipment and a program for executing the methods which do not need increase of transmission bit rate of a transmission line and a large-sized storage device in a decoder when code errors occur frequently, and ensure easily real time property when unexpected retransmission occurs frequently.  <P>SOLUTION: The signal encoding method analyzes a digital signal into two or more feature amounts every frame, and outputs a packet containing a code corresponding to a quantization value of each of the feature amounts. In the signal encoding method, the signal decoding method and the equipment and program for executing the methods, when a retransmission requiring signal is inputted, a code corresponding to the quantization value of the feature amount wherein influence of code errors is large is outputted having priority to the feature amount wherein the influence is smaller.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003238522-A (JP)
Title: Purification of crude sulfonic anhydride and sulfonic anhydride
Inventor: TAKIZAWA KENICHI
IPC: C07C303/44
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for easily, safely, economically and efficiently producing a sulfonic acid anhydride of high purity by mixing a sulfonic acid with an organic acid anhydride or by mixing the sulfonic acid with a mixture of the sulfonic acid anhydride and the organic acid anhydride to synthesize crude sulfonic acid anhydride and by purifying the crude sulfonic anhydride.  <P>SOLUTION: When the crude sulfonic acid anhydride that is synthesized by mixing the sulfonic acid with the organic acid anhydride or mixing the sulfonic acid with the mixture of the sulfonic acid anhydride and the organic acid anhydride is purified, the crude sulfonic acid anhydride is rinsed with a solvent selected from the group consisting of carboxylic anhydrides, carbonates, nitriles, ethers, carboxylic esters, nitro compounds and halogenated hydrocarbons.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002309172-A (JP)
Title: Water-based coating composition
Inventor: ROBERTSON DONALD THOMAS
IPC: C08J7/046
Filed: 2002-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a water-based coating composition giving a wear-resistant coating film having a low surface friction and suitable for applying to an EPDM rubber. SOLUTION: The water-based coating composition comprises (a) 10-70 wt.% of at least one polyurethane polymer bearing at least two carboxy groups, (b) 1-60 wt.% of at least one crosslinking agent, (c) 0.01-4 wt.% of at least one wetting agent, (d) 0.1-15 wt.% of at least one slip auxiliary, and (e) 0.01-20 wt.% of a UV stabilizer, all based on the weight of the water-based coating composition.
Patent JP-2003245643-A (JP)
Title: Purification method for polluted soil
Inventor: EITO TORU
IPC: B09B3/00
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To improve the work efficiency of the soil purification work by shortening the time taken for the cleaning treatment in a cleaning tank or drying treatment.  <P>SOLUTION: Polluted soil is mixed with a particle size adjustment agent 83 with a particle size and a specific gravity differing from those of the polluted soil to become almost even and then thrown to a cleaning tank 11 to make the distribution of the particles of the soil approximately even and accordingly to improve the circulation property of a solvent at the time of the cleaning of the polluted soil as well as the circulation property of air at the time of drying. As a result, the treatment time taken for the cleaning and drying can be shortened and the efficiency of extracting the harmful substances can be improved.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237242-A (JP)
Title: Optical recording medium and method
Inventor: KOCHIYAMA AKIRA
IPC: G11B7/243
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical recording medium which allows recording and regeneration of information, for example, by light with a wavelength of 600 nm or less, and shows satisfactory image data recording/regeneration properties, and further, enables the recording of information to be performed in higher density.  <P>SOLUTION: The optical recording medium has a substrate and a recording layer formed on the substrate and the recording layer contains a partial oxide of a transition metal. Image data are recorded/regenerated in the optical recording medium of the described constitution by light with a wavelength of 600 nm or less. The partial oxide of the transition metal is a chemical compound which falls within the range where the oxygen content is smaller than a stoichiometric composition complying with an appropriate value/number to be credited to the transition metal. That is, the chemical component has the oxygen content of the partial oxide of the transition metal which is smaller than that of the stoichiometric composition complying with the appropriate value/number to be credited to the transition metal.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245027-A (JP)
Title: Aquarium for ornamental fish
Inventor: MASHITA YASUO
IPC: A01K63/00
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide an aquarium for ornamental fishes having advantages of both glass and an acrylic resin.  <P>SOLUTION: The aquarium for the ornamental fishes comprises a main ornamental surface in each of side plate surfaces composing the aquarium body 1 as a glass plate 2 and the residual side plate surfaces as acrylic resin plates 3. Edges on joining sides of the acrylic resin plates 3 are provided with inward short eaves plate parts 4 composed of the same material. The glass plate 2 is arranged so that each tip inner surface of the glass plate 2 is brought into contact with the tip inner surface of each short eaves plate part 4 to form each required gap 5 between the tip surface of the glass plate 2 and each acrylic resin plate 3. Thereby, the glass plate 2 and each acrylic resin plate 3 are joined and integrated with a silicone resin joining material 6 in which a part 6a is interposed in each gap 5 to fill corner parts formed of the glass plate 2 and the acrylic resin plates 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002361451-A (JP)
Title: Method for measuring deterioration of lens array of laser beam machining head and extent of deterioration of laser beam machining head
Inventor: SPOERL GEORG
IPC: B23K26/70
Filed: 2002-02-25
Abstract: PROBLEM TO BE SOLVED: To provide a method for measuring the extent of wear of a lens array (11) of a laser beam machining head. SOLUTION: The method is useful for machining a ray material (14) by using a laser beam for machining (12). The method includes a step in which a scattered radiation generated in a lens array (11) is detected by using sensor arrays (18 and 21) arranged on the outer side of a machining beam paths (12 to 15) for generating an output signal corresponding to the intensity of the scattered radiation, a step in which the output signal corresponding to the intensity of the scattered radiation is compared with a reference signal in order to provide a monitoring signal corresponding to the extent of wear. In such a constitution, the extent of wear of the lens array is also detected during the machining operation in any kind of laser beam machining because the laser machining is interrupted, and the laser beam is interrupted, in particular, without a delay when the wear reaches a limit.
Patent JP-2003245619-A (JP)
Title: Dry ice snow jet washing method and washing apparatus using the same
Inventor: SAIKI JUNICHI
IPC: B08B7/00
Filed: 2002-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the generation of a stain caused by the moisture generated on the surface of an object to be washed in a dry ice snow jet washing method.  <P>SOLUTION: Before washing the object to be washed by spraying dry ice snow thereon, the leading end part of a nozzle for ejecting dry ice snow is heated.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003069535-A (JP)
Title: Multiplexing and demultiplexing device for error correction, optical transmission system, and multiplexing transmission method for error correction using them
Inventor: KUBO KAZUO
IPC: H04B10/556
Filed: 2002-02-26
Abstract: PROBLEM TO BE SOLVED: To remarkably enhance the error correcting capability if the speed of information data increases or the transmission speed increases by increasing the ratio of redundant data for information data and a deterioration of optical transmission characteristics increases. SOLUTION: This device is provided with: a first multiplexing/demultiplexing circuit 11 and a second multiplexing/demultiplexing circuit 12 which generate the parallel data by multiplexing/demultiplexing the STM-64 data input; a frame generating FEC encoding circuit 13 performs an error correcting code calculation in the direction of sequence of matrix which the parallel data forms, adds the error correcting code as the result of calculation to the parallel data, performs the error correcting code calculation in the direction to go of matrix which the parallel data forms, adds the error correcting code as the result of calculation to the parallel data; the first multiplexing/demultiplexing circuit 14 and the second multiplexing/demultiplexing circuit 15 which multiplex the parallel data applied error correcting code and output as FEC frame.
Patent JP-2003258803-A (JP)
Title: Communication connector
Inventor: WATANABE SHIGENORI
IPC: H04B10/2507
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a communication connector provided with an inter-device optical communication function conforming to an IEEE 1394 standard as a standard part mountable on various devices.  <P>SOLUTION: This communication connector (100) is structured to house first and second photoelectric conversion circuits (110 and 120) for performing inter-device optical communication, and a communication circuit part (130) for performing signal processing of a physical layer, a link layer, a transaction layer or the like conforming to the IEEE 1394 standard, which should perform inter-device optical communication conforming to the IEEE 1394 standard through the first and second photoelectric conversion circuits (110 and 120) within one electromagnetic shielding housing (140). It is possible to easily manufacture a device having an inter-device optical communication function conforming to the IEEE 1394 standard by using the communication connector (100) as a standard part of various devices for inter-device optical communication because the communication connector (100) is provided with the inter-device optical communication function conforming to the IEEE 1394 standard.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003254241-A (JP)
Title: Air compressor
Inventor: KANEMOTO YOSHIYUKI
IPC: F04B39/12
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To prevent foreign matters in the air from adhering to a driving part.  <P>SOLUTION: In an air compressor 10, a pair of tanks 14 and 16 formed into cylindrical shapes are supported in parallel on a frame 12, and an air compressing part 18 to generate compressed air and the driving part 20 to drive the air compressing part 18 are mounted on upper parts of the tanks 14 and 16. Further, an integrally formed resin cover 22 is mounted on the upper parts of the tanks 14 and 16 to cover the air compressing part 18 and the driving part 20. The cover 22 has a second air introduction port 22n to introduce air flow to cool the driving part 20 on a lower surface side. Even if wood shavings and wood flour float in the air around the air compressor 10, a possibility that the wood shavings and wood flour are sucked into the air introduction port 22n opened on a lower surface side is reduced, entering of dust into the driving part 20 is prevented, and a motor 68 of the driving part 20 is prevented from having a defective operation by the foreign matters.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003246482-A (JP)
Title: Paper sheet conveying belt
Inventor: KOGA TOSHIAKI
IPC: G07D9/00
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a paper sheet conveying belt that can maintain excellent appearance over a long period of time by keeping the same color as elastomer even if a fiber reinforced material of a conveying face is worn by the travel of the belt, without being conspicuous even if a part of the fiber reinforced material is exposed on the surface of the conveying face.  <P>SOLUTION: In this paper sheet conveying belt 1 with the fiber reinforced material 3 embedded to be at least partially exposed on the conveying face side of the belt formed of the elastomer 2, fiber of substantially the same color as the elastomer 2 to the interior is used as raw yarn 5 constituting the fiber reinforced material 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003254857-A (JP)
Title: Handy fiber tester
Inventor: TANAKA FUMIAKI
IPC: G02B6/00
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To reduce a bending loss, and at the same time to efficiently radiate reference light leaking from an optical fiber.  <P>SOLUTION: An optical fiber 6 is sandwiched by a projecting member 1a and a recessed member 1b for bending, and the reference light that is radiated from the bent optical fiber 6 is received by a photodetector 2 for performing pair identification. By an injection tube 3 and injection equipment 4, a gel refractive index-matching agent 5 that has a refractive index being the same as that of an optical fiber covering is positioned in the light path of the reference light that leaks out, and is applied to the covering of an optical fiber 1. Therefore, the reference light that leaks out passes through the refractive index matching agent 5 for efficient radiation, and a large quantity of the reference light advances toward the photodetector 2, thus achieving the pair identification that does not affect quality in transmission even in L band service, and hence improving reliability.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002334695-A (JP)
Title: Secondary battery and manufacturing method of secondary battery
Inventor: TANI ATSUSHI
IPC: H01M4/48
Filed: 2002-03-04
Abstract: PROBLEM TO BE SOLVED: To provide a low cost secondary battery having an anode that has excellent electrode activity and high active substance utilization, and has a superior overcharge resistance and a long life, and its manufacturing method. SOLUTION: In a secondary battery which has, as a main composition material of an anode, a hydrogen occlusion alloy powder that has a function of occluding/desorbing hydrogen, the powder of the hydrogen occlusion alloy 102 contains as a main composition element at least one kind selected from a group of zirconium, titanium and vanadium. And its surface forms a complex body 101 that is covered by an enveloping layer 103 made of a hydroxide and/or hydrated oxide of a metal element that has larger affinity with oxygen than all of the above main composition elements.
Patent JP-2003253525-A (JP)
Title: Polylactate-based staple fiber
Inventor: SAKAI DAISUKE
IPC: C08L101/16
Filed: 2002-03-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide polylactate-based staple fibers which exhibit a biodegrading property in soil and atmosphere, has excellent bulkiness and dimensional stability after thermally treated, and are suitably used for uses such as filters, cushions, and non-woven fabrics.  <P>SOLUTION: The polylactate-based staple fibers are characterized by having a dry heat shrinkage factor of ≤3%, preferably ≤1%, a crimp percent of ≥5%, preferably ≥10%, at 140°C and a crimp percent retention of ≥50%, preferably ≥70%, after thermally treated at 150°C. The polylactate used as a main component for the polylactate-based staple fibers includes poly L-lactate, poly D- lactate, and L-lactate/D-lactate copolymer, and the optical purity of the polylactate is ≥95%, preferably ≥98%, because a low optical purity lowers the melting point of the polylactate, thereby deteriorating its heat resistance.  <P>COPYRIGHT: (C)2003,JPO