baber/WOPTO huggingface dataset:
Patent JP-2004023549-A (JP)
Title: Multichannel reproducing device and loudspeaker device for multichannel reproduction
Inventor: KIKUCHI ATSUSHI
IPC: H04R27/00
Filed: 2002-06-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a multichannel reproducing device or a loudspeaker device for multichannel reproduction that can be connected easily to another multichannel reproducing device or loudspeaker device for multichannel reproduction.  <P>SOLUTION: The multichannel reproducing device processes inputted audio data by means of a signal processing circuit and, at the same time, outputs sounds by supplying processed signals to a plurality of dispersedly arranged loudspeaker devices 20, 21, 22-2n. The signal processing circuit 6 is provided with a converting means which converts the input audio data into a plurality of channel data and a signal processing means which generates multichannel output signals by compressing the channel data converted by means of the converting means at every data and respectively imparting channel identifiers to the compressed channel data.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004019860-A (JP)
Title: Ball screw
Inventor: KATO MASAHITO
IPC: F16C33/374
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ball screw which can be improved in reliability by preventing a spacer, situated between the balls, from being widely inclined and falling down as a result of the spacer being caught by a protrusion such as a burr.  <P>SOLUTION: An elastically deformable belt-form coupling body 22 is situated in a ball rolling passage formed between the ball thread groove of a thread shaft 11 and the ball thread groove of a nut 12 and a ball return passage formed in a return tube 16, and the spacers 17 are connected in series with the belt-form coupling body 22.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004018232-A (JP)
Title: Workpiece suspension device
Inventor: INUI KAZUTO
IPC: B66C1/66
Filed: 2002-06-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a workpiece suspension device capable of easily and securely suspending a workpiece having a hole such as an engine cylinder block.  <P>SOLUTION: A suspension unit 7 is attached to two sections of a suspension member 1. The suspension unit 7 is constituted by arranging a cylindrical member 9 around a shaft member 8, fixing a disc member 12 to an upper part of the shaft member 8, and fixing an arm member 13 to the disc member 12. A bush member 14 and a receive member 15 having a slit 15a in a peripheral fringe part are fixed to a lower position of the shaft member 8. A claw member 18 is rotatably provided in the bush member 14 and the receive member 15 by a pin 17. The arm members 13, 13 are connected with a lever 20 by pins 21, 21. When the lever 20 is horizontally moved, the bush member 14 and the receive members 15, 15 turn through the shaft members 8, 8, and the claw members 18, 18 protrude from a side face of the cylindrical member 9 in accordance with the turn.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004022142-A (JP)
Title: Optical pickup and disk driver
Inventor: NAKANISHI HIROSHI
IPC: G11B7/135
Filed: 2002-06-20
Abstract: <P>PROBLEM TO BE SOLVED: To downsize a driver by utilizing space.  <P>SOLUTION: As the components comprising an objective lens driver 15, a movable part 17 supporting the objective lens 21; a fixed part 16 for supporting the movable part to be freely movable in the focusing direction, the direction of leaving/contacting the recording surface of a disk-like recording medium 100, and also in the tracking direction, almost radial direction of the disk-like recording medium; and a magnetic circuit 25 having magnets 24, 24 arranged either on the movable part or the fixed part and a driving coil arranged on the other are provided, and the driving center P of the movable part, the center of the magnetic circuit, is offset in the radial direction of the disk-like recording medium with respect to the center Q of the objective lens.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027245-A (JP)
Title: Method for pelletizing sintering material
Inventor: OYAMA NOBUYUKI
IPC: C22B1/16
Filed: 2002-06-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pelletizing method with which pseudo-particle having a first coated layer and a second coated layer can be obtained when sintering material is pelletized as a pre-treatment, in order to stably produce sintered ore having excellent property so as to be easily reduced and excellent cold strength.  <P>SOLUTION: In the method for pelletizing the sintering material which pelletizes by charging auxiliary material powder containing powdery ore and SiO<SB>2</SB>into a drum-mixer and further, pelletizes by adding auxiliary material powder containing CaO and powdery solid fuel into the obtained pseudo-particle, the mixing amount of powdery coke mixed into the auxiliary material powder containing the powdery ore and SiO<SB>2</SB>, is made to be ≤ 1.5 mass% to the total mass of the auxiliary material powder containing the powdery ore and SiO<SB>2</SB>.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004032859-A (JP)
Title: Distance relay system and distance relay device
Inventor: ODA SHIGETO
IPC: H02H3/40
Filed: 2002-06-24
Abstract: <P>PROBLEM TO BE SOLVED: To accurately perform a positive operation and a non-operation against an external failure, and also to accurately perform the positive operation against an internal failure, in a distance relay for protecting a power system having capacitors in series on a power cable.  <P>SOLUTION: A steady-state voltage Vpo1 before the occurrence of the failure in the power system is detected, a voltage Vop at the time of the occurrence of the failure is detected, and the power system is protected corresponding to a phase difference between the steady-state voltage Vpo1 before the occurrence of the failure and the voltage Vop at the time of the occurrence of the failure. A distance relay device 8D is used for the protection of the power system having the capacitors 4, 21, thus accurately performing the positive operation and the non-operation against the external failure, and the positive operation against the internal failure.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003337978-A (JP)
Title: Automatic vending machine for water
Inventor: KOBAYAKAWA KATSUSHI
IPC: G07F15/02
Filed: 2002-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an automatic vending machine for water which produces water matching a customer's preference by continuously or semicontinuously changing mineral concentration in water from mineral concentration in pure water to that in water of high hardness containing much mineral.  <P>SOLUTION: The automatic vending machine for water is provided with a function of injecting mineral into pure water produced by a pure water apparatus (1) while continuously or semicontinuously varying the amount of mineral components to be added by varying the number of pulses or the rotational frequency of a mineral injecting pump (4) with an electric signal from a desired concentration selector (6).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004027955-A (JP)
Title: Fuel injection nozzle
Inventor: KATO MASAAKI
IPC: F02M61/18
Filed: 2002-06-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fuel injection nozzle capable of inhibiting the generation of cavitation, preventing the lowering of injection amount, and securing fuel spray travel.  <P>SOLUTION: A nozzle body 2 has a group of injection holes having a first micro injection hole 6a and a second micro injection hole 6b on an inner peripheral face of a suction chamber 8, the micro injection holes 6a, 6b are arranged in parallel in the central axis direction of the suction chamber 8, and have the taper-shape of which a diameter is gradually reduced from an inlet toward an outlet of the injection hole 6. A tip part of a needle 3 is provided with a first conic face 11 and a second conic face 12 respectively on upstream and downstream sides of a sheet part 10, and angular differences α1, α2 between each of the conic faces 11, 12 and a sheet face 7 is determined to be larger than that of a conventional nozzle. According to this constitution, as a flow speed of the fuel flowing on the sheet face 7 can be reduced, the generation of cavitation can be reduced. As a result, the fuel in a gas state flowing inside of the injection holes can be reduced, which prevents the lowering of the injection amount.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004029405-A (JP)
Title: Lens driving apparatus
Inventor: NISHIMURA TOSHIHARU
IPC: G02B7/08
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lens driving apparatus which can perform positioning of lenses with excellent accuracy without causing a noise when driving a cam disc.  <P>SOLUTION: A driving groove 117c is provided in the cam disc 117 and driving pins 118b and 119c which can move in the driving groove 117c according to change of thickness of piezo-electric elements 118 and 119, are disposed in the driving groove 117c respectively. Two piezo-electric elements 118 and 119 are controlled by voltage applied from the outside, change of thickness is given, the driving pins 118b and 119b are moved, and thereby the cam disc 117 can be moved. Two cam grooves 117a and 117b are provided in the movable cam disc 117, cam followers 113b and 114b of lens holding frames 113a and 114a are engaged to the cam grooves 117a,117b respectively. Thereby, each of lenses 113 and 114 moves together with the lens holding frame calmly and with high accuracy.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004026418-A (JP)
Title: Paper delivery tray unit
Inventor: MATSUZAKI HIRONORI
IPC: B65H31/20
Filed: 2002-06-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a paper delivery tray unit capable of taking out easily even the small size recording medium delivered in a barrel.  <P>SOLUTION: In order to take out the small size recording medium, with a slide rail 64 drawn out in a paper delivery direction, a guide plate 66 is also moved in the paper delivery direction together with the slide rail 64. In this case, since the small size recording medium is placed on a paper delivery plate 62, the guide plate 66 is not contained in a center recessed section 62a, resulting in pushing the rear section of the small size recording medium. Therefore, attendant upon the drawing out of the slide rail 64 in the paper delivery direction, the small size recording medium is drawn out in the paper delivery direction. Since when the slide rail 64 is drawn out in the paper delivery direction completely, the small size recording medium is placed on the slide rail 64, the small size recording medium can be drawn out with ease.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004033552-A (JP)
Title: Pinball game machine and slot machine
Inventor: UGAWA SHOHACHI
IPC: A63F5/04
Filed: 2002-07-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pinball game machine and a slot machine which achieve a higher attractiveness of games by proposing a method of control which enables the feeling of a sort of depth by lights irradiated from light transmission bodies for enhancing an optical performance effect.  <P>SOLUTION: In installing a plurality of light transmission bodies, each shell part thereof is so shifted as a whole as to form the shape of a staircase in the depth of the pachinko game machine or the like. In addition, a light control means is provided to control the quantity of the light from light emitting sources for supplying the lights to the light transmission bodies so that at least one of a difference in the quantity of light or that in the brightness is created stepwise in the light transmission bodies as arranged ahead in the depth direction of the pachinko game machine or the like.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003058894-A (JP)
Title: Method and device for segmenting pixeled image
Inventor: KI HE HONGU
IPC: G06T7/20
Filed: 2002-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for segmenting a pixeled image into at least one foreground area and at least one background area for enabling high speed operation. SOLUTION: The method for segmenting the pixeled image having at least one foreground area and at least one background area, is provided with a process for determining the first visual feature of at least one background area, process for generating a first non-hidden background image from the first visual feature, process for comparing each of pixels in at least one part of pixels in the pixeled image with a correspondent pixel in the first background image, and process for assigning each of pixels in at least one part as a foreground pixel or background pixel at least partially corresponding to the compared result.
Patent JP-2004035984-A (JP)
Title: Aluminum alloy plate for printing plate and its production method
Inventor: YAMAGUCHI KEITARO
IPC: C22C21/02
Filed: 2002-07-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an aluminum alloy plate for a printing plate in which unetched parts are reduced and coarsened pits are not formed on the surface in an electrolytic etching treatment stage, and the content of Cu in the surface part is low.  <P>SOLUTION: The aluminum alloy plate has a composition comprising, by weight, 0.1 to 0.5% Fe, 0.01 to 0.2% Si and 0.001 to 0.05% Cu. The ratio between the Cu concentration (X) in the surface and the Cu concentration (Y) in the central part, (X/Y) is ≤5.0. As for the production method, after hot rolling, its surface is subjected to etching in a fixed amount in the process of cold rolling or after the completion of final cold rolling.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003075297-A (JP)
Title: Equipment for inspecting optical device
Inventor: MAILAENDER SIEGFRIED
IPC: G01M11/00
Filed: 2002-07-08
Abstract: PROBLEM TO BE SOLVED: To provide a measuring apparatus of DUT comprising a measuring unit in which sensitivity to mechanical noise, e.g. sound or vibration, is reduced. SOLUTION: The apparatus (100, 10, 140) for measuring an optical device (DUT) (120) being inspected comprises an optical signal source (100) for applying an optical signal to the DUT (120), and a light receiving unit (140) for measuring response of the DUT (120) to the optical signal thus applied. The measuring unit (10) is coupled between the optical signal source (100) and the light receiving unit (140). The measuring unit (10) comprises an optical circuit (20) transmitting/receiving an optical signal to/from the DUT (120) for the purpose of measurement thereof, and the optical circuit (20) comprises an optical element (130) exhibiting extremely high sensitivity to mechanical noise. A shield unit (30, 40) receives the optical circuit (20) and provides at least a partial shield for the optical circuit (20) and/or the DUT (120) against mechanical noise.
Patent JP-2004042301-A (JP)
Title: Injection molding die
Inventor: ABE SHINICHI
IPC: B29C45/26
Filed: 2002-07-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an injection molding die which can be miniaturized and made lightweight.  <P>SOLUTION: This injection-molding die comprises a die block 16, an ejector pin 18 which protrudes from the die block 16 to release a molded product P, ejector plates 24 and 26 which moves the ejector pin 18 between an protrusion position where the tip 28 of the pin 18 protrudes from the surface of the die block 16 to release the molded product P and a retreating position, a stopper plate 32 which is arranged to the ejector plates 24 and 26 on the opposite side to the die block 16 and controls the shift of the ejector plates 24 and 26 in a direction where the plates 24 and 26 are apart from the die block 18 and a fixed post 34 which guides the ejector plate 24 and 26 in their leaving from and approaching to the die block 16 and fixes the stopper plate 32 at a specified position to the die block 18. Both end parts 36 and 38 of the fixed post 34 are fixed inside spot-faced parts 40 and 42 formed at the die block 18 and the stopper plate 32 respectively.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004041375-A (JP)
Title: Control device
Inventor: YAMAKI MASAHIDE
IPC: A61B1/00
Filed: 2002-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control device which quickly corresponds to information from a portable terminal unit, improves the operability of the remote control of an endoscopic surgery system, and increase the efficiency of the surgery by shortening the surgical period of time.  <P>SOLUTION: An infrared I/F unit 149 has a two-way infrared I/F 66 which transmits/receives data of an apparatus parameter, a one-way infrared I/F 67 which inputs key codes from an infrared remote controller 69, and an externally attached infrared inputting unit 141 which inputs data from an externally attached infrared receiving unit which is externally attached. The infrared I/F unit 149 is constituted by providing a filter processing unit 143 which performs filtering for input signals from the one-way infrared I/F 67 and the externally attached infrared inputting unit 141.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003160727-A (JP)
Title: Thermoplastic polymer composition
Inventor: SAITO HIDEKAZU
IPC: C08J5/00
Filed: 2002-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermoplastic polymer composition which has excellent damping characteristics in a wide temperature range around at room temperature.  <P>SOLUTION: The thermoplastic polymer composition contains (1) a block copolymer (a) having a block copolymer consisting of an aromatic vinyl compound and a conjugated diene or its hydrogenated product (α) and a polyurethane block (β) consisting of a polymer polyol, a chain extender and an organodiisocyanate compound, and (2) at least one polymer selected from a block copolymer consisting of an aromatic vinyl compound and a conjugated diene or its hydrogenated product (b) and a thermoplastic polyurethane (c). The block copolymer (a) satisfies (A): the number average molecular weight of the polymer polyol is 500-10,000, (B): the chain extender is an aliphatic diol having a branch in the molecule and 100-400 of the number average molecular weight, and (C): the content of the nitrogen atom derived from the organodiisocyanate compound is in the range of 1-6.8 wt.% of the polyurethane block (β).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004008754-A (JP)
Title: Wheelchair with forced air ventilation to its seat surface during traveling
Inventor: ISHII MASANOSUKE
IPC: A61G5/02
Filed: 2002-06-07
Abstract: <P>PROBLEM TO BE SOLVED: To solve wheelchair users' problems such as low air ventilation at their buttock position while riding wheelchairs, the needs to prevent their skin diseases from occurring and to improve their medical treatment environment.  <P>SOLUTION: A wheelchair system utilizes the rotation of a wheelchair wheel to convert its circular motion into linear motions by means of a crank shaft, to pressurizes air within a valved cylinder with a valved piston for the purpose of forced air ventilation, and to perform forced air circulation to the wheelchair seat surface using a tube means.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004046592-A (JP)
Title: Content management system
Inventor: HIGASHIURA YASUYUKI
IPC: G06F17/00
Filed: 2002-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a content management system that manages the original of electronic contents data to deal with an increase in electronic data and maintain the uniqueness of the original.  <P>SOLUTION: The series management of contents and a history of processes on the contents are managed by an original management main device (1) and only the contents data are stored in portable media (4-1 to 4-3) having respective media IDs. The system is therefore capable of easily dealing with an increase in electronic data and a history of updates to the original can be managed by the system. Because the media with their characteristic media IDs are used as original data, the original can be determined to be the unique one according to the media ID.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004002601-A (JP)
Title: Sterol fatty acid ester composition and food containing the same
Inventor: MANSO MITSUMASA
IPC: A23L27/60
Filed: 2002-07-12
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a sterol fatty acid ester composition-containing food which hardly forms sterol and sterol fatty acid ester crystal even in preservation, can contain a large amount of a sterol fatty acid ester composition even in a food having a low oil and fat content, has excellent emulsifiabilityand contain the functionally excellent sterol fatty acid ester composition.  <P>SOLUTION: The food which hardly forms sterol crystal, can contain a large amount of the sterol fatty acid ester composition even in the food having a low oil and fat content, has emulsification stability effect and contains functionally excellent oils and fats is obtained by adding at least ≥1 wt.% of the sterol fatty acid ester composition characterized by >90% esterification degree of sterol to a food.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004042575-A (JP)
Title: Refill for writing implement
Inventor: KONO HIROYASU
IPC: B43K7/02
Filed: 2002-07-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a refill for a writing implement which can make the color of the ink packed in an ink cartridge be confirmed exactly and does not need a color discrimination member molded from a synthetic resin of the same color with that of the ink.  <P>SOLUTION: In the refill in which an ink I containing a dye coloring agent is packed in the ink cartridge 1 molded from a transparent synthetic resin, color recognition parts 24 and 32 are formed on the tail end side of a joint 2 and/or pen body part 3, and minute clearances S for receiving the ink are formed between the inside surface of the ink cartridge and the color recognition part of the joint and/or between the inside surface of the joint molded from a transparent synthetic resin and the color recognition pArt of the pen body part. Besides, a minute clearance for receiving the ink is formed between the inside surface of the ink cartridge and the color recognition part of the pen body part.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004052632-A (JP)
Title: Hydraulic power generation system using siphon tube
Inventor: YAMAMOTO YOSHIRO
IPC: F03B17/02
Filed: 2002-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an extremely-low-head hydraulic power generation system by using a method of efficient power generation and easy installation at a water source having a lower head but a large capacity.  <P>SOLUTION: Water surfaces different in water level are joined together with a siphon tube and a water tank and a water turbine generator is installed on the way for generating power. Water at a higher water level flows through the siphon tube and a filter into the water tank to make the water turbine generator operate in the water tank. Then, it is drained through the siphon tube communicated with a lower water level. Otherwise, the water surfaces different in water level are joined together with the siphon tube only and the water turbine generator is installed on the way for generating power.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003038145-A (JP)
Title: Food containing deterioration-preventing agent
Inventor: OGAWA HIROE
IPC: A23L23/00
Filed: 2002-07-22
Abstract: PROBLEM TO BE SOLVED: To provide a food containing a deterioration-preventing agent which has an increased food deterioration-preventing effect and does not have the smell of acetic acid even in an acidic range. SOLUTION: This deterioration-preventing agent prepared by mixing acetic acid with sodium acetate and diglycerol monofatty acid ester is added to a food. Thereby, the smell of the acetic acid can be reduced even in an acidic range, and the harsh taste of the diglycerol monofatty acid ester itself is mitigated. The food having a good flavor and an excellent preserving effect is obtained.