baber/WOPTO huggingface dataset:
Patent JP-2003214727-A (JP)
Title: Fluid distributor and air conditioner with the same
Inventor: ITO AKIRA
IPC: F16L41/02
Filed: 2002-01-23
Abstract: <P>PROBLEM TO BE SOLVED: To improve cooling efficiency by supplying a refrigerant from an expansion valve to a plurality of supply ports of an evaporator in a desirable ratio and maximally utilizing the performance of the evaporator.  <P>SOLUTION: A fluid distributor 20 forms a space 28 intervening between one passage 27 and three branch passages 25b and 25c, and forms openings 29b and 29c of the respective branch passages 25b and 25c exposed to the space 28 into a larger sectional area with approach to the space 28. The openings 29b and 29c are tapered. In an air conditioner, the fluid distributor 20 is used to connect piping 5 connecting to the expansion valve and distribution pipes 6b and 6c connecting to the respective supply ports of the evaporator.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002312210-A (JP)
Title: Method for providing disc array with file system access
Inventor: VOIGT DOUGLAS L
IPC: G06F17/30
Filed: 2002-01-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for performing a certain file system access operation from outside of a file system while maintaining a file system hierarchic structure. SOLUTION: This invention relates to a method for accessing a data storage device 203 controlled with an array controller process 300 related to a file system process 308. The method includes a step determining if a received file system access operation request specifies an operation including a branching off operation, a step branching off the branching off operation from the file system process 308 relating to the data storage device to the array controller process 300 if the file system access operation request specifies operation including a branching off operation, and a step renewing a file system data management structure according to operation result information from the array controller process 300.
Patent JP-2003219587-A (JP)
Title: Outer rotor type motor
Inventor: MATSUO KURATARO
IPC: H02K1/06
Filed: 2002-01-24
Abstract: <P>PROBLEM TO BE SOLVED: To assure torque when a rotor type motor, in which the rotor of permanent magnet rotates around the outside of a stator, is rotated at a low speed, while attaining reduced cogging torque, when it is rotated at a high speed.  <P>SOLUTION: A rotor 20 of a permanent magnet 24 of an rotor type motor rotates around the outside of a stator 10. A gap between a stator-side magnetic pole 12 and a rotor-side permanent magnet 24 becomes smaller at a low speed, while becomes larger at a high speed due to the centrifugal force caused by the rotation of the motor.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003218154-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: KIMURA NAOTO
IPC: H01L21/60
Filed: 2002-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To improve the flexibility of a connection line in bonding for coupling a pad and an inner lead of a semiconductor chip, achieve bonding freely at an arbitrary position even in a package on which many chips are mounted, and facilitate a bonding processing upon manufacturing.  <P>SOLUTION: A semiconductor device includes a bonding wire 5 for coupling a pad 3 of a semiconductor chip and an inner lead 4. In the semiconductor device, the bonding wire 5 is bent between the pad 3 and the inner lead 4, and is coupled such that the bonding wire is prevented from being disposed on a straight line substantially connecting the pad 3 and the inner lead 4.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003223228-A (JP)
Title: Load detection circuit
Inventor: NAKAMURA HIDEYA
IPC: H02M7/48
Filed: 2002-01-30
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a circuit capable of detecting the work amount of the load of a motor, etc., so that it does not become excessive, regardless of the change in output voltage with a simple circuit configuration.  <P>SOLUTION: A load detection circuit comprising a detection means of an input voltage to a control circuit or a detection means of an output voltage from the control circuit, a conversion means for converting a load current into a voltage signal and a comparison circuit for comparing a value corresponding to the voltage detected by the detection means of the voltage with the voltage signal, wherein an excessive load is detected by using a value corresponding to the input voltage or output voltage as a threshold.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002304848-A (JP)
Title: Device for encoding audio signal, method for transmitting and receiving audio signal, and recording medium for computer program
Inventor: TANAKA YOSHIAKI
IPC: G10L19/00
Filed: 2002-01-31
Abstract: PROBLEM TO BE SOLVED: To simplify a playback operation by a user, to improve user- friendliness, and to simplify real time management in the case of recording mainly audio signals. SOLUTION: The audio disk has an SAMG(simple audio manager), an AMG, audio title sets(ATSs) containing a plurality of audio objects(AOBs), and still picture sets(SPSs). The AOB is composed of two kinds of AOTT-AOBs, namely an object containing only audio data, and an object containing audio data and real time information data (RTI data). The still picture set(SPS) contains still picture data (SPCT data).
Patent JP-2003227984-A (JP)
Title: Optical fiber drop cable
Inventor: KOBAYASHI KAZUNAGA
IPC: G02B6/44
Filed: 2002-01-31
Abstract: <P>PROBLEM TO BE SOLVED: To make reduction in wind pressure load on cable compatible with stability in cable manufacturability.  <P>SOLUTION: In the optical fiber drop cable 1, a long optical element part 7 that covers coated optical fibers 5 and at least a pair of first tensile force bodies 13 arranged parallel on both sides of the coated optical fibers 5, with a cable sheath 3, and a long cable-supporting line part 11 that covers a second tensile force body 17 with a sheath 19 are parallel stuck to each other. In the outer diameter of the sheath for the cable supporting line part 11, the height HB in the direction orthogonally crossing the connecting direction between the optical element part 7 and the cable supporting line part is roughly the same as the height HA of the optical element part 7, which improves the winding condition of the cable 1; also, the width WB in the connecting direction is smaller than the height HB, which reduces the wind pressure load on the cable 1.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003227493-A (JP)
Title: Fan and vacuum cleaner
Inventor: YAMAMOTO YOSHIRO
IPC: F04D29/66
Filed: 2002-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To increase an amount of suction, to prevent vibration of a fan, and to maintain stable rotation.  <P>SOLUTION: After a suction port 16 of a first step fan 15 is inserted into a suction port 12 of a second step fan 11, the first step fan 15 and the second step fan 11 are rotated without firmly fixing so that mutual amplitude does not conduct. Since the first step fan 15 receives pressure from inside by the air flow sucked into the suction port 16 and at the same time it receives pressure from outside by the air flow sucked into the suction port 12 of the second step fan 11, the amplitude is suppressed. The second step fan 11 is installed so that pressure is added, the amplitude is suppressed by filling the exhaust gas inside of an inner framework 4 constituting a fan case and an exhaust port 6 is also installed so as to maintain the fan at a constant position.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003226925-A (JP)
Title: Hydrogen-absorbing alloy and its manufacturing method
Inventor: MATSUKAWA ATSUHITO
IPC: C22C27/06
Filed: 2002-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a hydrogen-absorbing alloy in which the formation of Laves phases occurring when heat treatment for forming Ti-Ni alloy phases is applied to the surface of a Ti-Cr alloy can be suppressed.  <P>SOLUTION: When one or more elements among Ru, Rh, Os and Ir are added to the Ti-Cr binary alloy, the occurrence of Laves phases can be satisfactorily suppressed even when heat treatment for forming Ti-Ni alloy phases is applied.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003228416-A (JP)
Title: Equipment control apparatus
Inventor: ISHIZAKA TAICHI
IPC: G05B23/02
Filed: 2002-02-04
Abstract: <P>PROBLEM TO BE SOLVED: To allow setting up operation terminals at any place and reduce loads associated with the operations and setting of equipment.  <P>SOLUTION: An equipment control apparatus 100, monitoring operation conditions of equipment 300 and controlling the operations of the equipment 300, is connected via a LAN 11 which is usable with a TCP/IP (transmission control protocol/internet protocol) protocol to operation terminals 200 installed an Web browser, has communication processing functions according to the TCP/IP protocol and the Web browser, notifies operation conditions of the equipment 300 to be monitored based on the requests from the operation terminals 200, and notifies control contents from the operation terminals 200 to the equipment 300.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003225663-A (JP)
Title: Electrolyzed water producing device
Inventor: HAYASHI NOBUHIRO
IPC: C02F1/46
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrolyzed water producing device which prevents irritating odor of chlorine gas discharged to the outside of the device when water is poured into an electrolyzer.  <P>SOLUTION: In this electrolyzed water producing device, electrodes of anode chamber 22 and cathode chamber 23 of the electrolyzer 20 which is separated by a diaphragm 21 are energized to cause electrolyzation and, thereby, ionized water is produced. This electrolyzed water producing device is provided with an alkali metal compound 33 in the electrolyzer 20 and a waste gas outlet 55 for discharging the air in the electrolyzer 20 to the outside of the electrolyzer 20. Therefore, in this electrolyzed water producing device, it is prevented that the chlorine gas retained in the electrolyzer is concentratedly discharged from a water pouring port to a user pouring the water.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003231684-A (JP)
Title: Cholesterol metabolism improving agent
Inventor: NAGAOKA TOSHI
IPC: A61K36/18
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a new cholesterol metabolism improving agent.  <P>SOLUTION: The cholesterol metabolism improving agent contains one or more kinds of condensed polyphenol compounds. Thereby, the cholesterol metabolism improving agent containing the condensed polyphenol compounds is capable of remarkably reducing cholesterol contained in serum, the liver and whole living bodies, has actions of maintaining the amount of a high-density lipoprotein cholesterol and exhibits excellent improving actions on cholesterol metabolism. Prophylaxis and amelioration of arteriosclerosis can be carried out by ingesting the cholesterol metabolism improving agent in the form of a medicine, a quasi- drug, a food, or the like, in usual eating habits, or the like.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003234442-A (JP)
Title: Semiconductor device and method of manufacturing the same
Inventor: ITO MAMORU
IPC: H01L21/50
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low-cost semiconductor device in which a heat sink is hard to warp.  <P>SOLUTION: The semiconductor device comprises a heat sink; two screwing pieces whose inner ends are connected to both ends of the heat sink and which have screwing through spaces in outer ends; one or a plurality of semiconductor chips fixed to a main face of the heat sink; a sealing body which covers the back of the heat sink and parts excluding the outer end parts of the two screwing pieces; first leads whose outer ends protrude from the sealing body, whose inner ends are situated inside the sealing body, and whose inner ends are situated near side faces on one side of the heat sink; second leads whose outer ends protrude from the sealing body, whose inner ends are situated inside the sealing body, and whose inner ends are situated near side faces on the other side of the heat sink; and a plurality of conductive wires by which the respective leads and prescribed electrodes of the prescribed semiconductor chips, the respective leads and the prescribed electrodes of the prescribed semiconductor chips, the prescribed electrodes of the prescribed semiconductor chips and the prescribed electrodes of the prescribed semiconductor chips are electrically connected.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003233925-A (JP)
Title: Optical integrated device and wavelength variation cancellation method
Inventor: IZAWA MASATAKA
IPC: G11B7/1353
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To suppress deterioration of a focus error signal for detecting the focus position of light irradiating an optical information recording medium by making variation in the intensity of directed light having passed through a grating as an optical coupling means of an optical integrated device even if the light passing through the grating varies in wavelength when a semiconductor laser beam of wavelength λ is used.  <P>SOLUTION: The optical integrated device which is used for an optical pickup device receiving light reflected by an optical disk 1 is constituted by laminating the grating 6 which generates directed light and transmitted light from the reflected light and an optical waveguide which propagates the directed wave: and the grating 5 comprises a 1st part optimized to one wavelength of the reflected light, a 2nd part optimized to a wavelength longer than the one wavelength of the reflected light, and a 3rd part optimized to a wavelength shorter than the one wavelength of the reflected light.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003227464-A (JP)
Title: Water supply system
Inventor: TAKAI HIDEKAZU
IPC: F04B53/16
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To inhibit the rise of pressure in the piping between a check valve at a downstream of a low head pump and a stop valve, in a water supply system where pumps different from each other in discharge pressure are arranged in parallel.  <P>SOLUTION: This water supply system comprises: piping 17 for connecting piping 12 between a check valve 5b at an outlet of a low head boiler feed pump and a stop valve 6b at the outlet of the low head boiler feed pump, and piping 15 between the low head boiler feed pump 4b and the check valve 5b at the outlet of the low head boiler feed pump; the stop valve 18; the check valve 19; and an orifice 20. Further, there is provided a control device 23 having an interlock circuit which detects the pressure in the piping 14 at the downstream of the stop valve 6b at the outlet of the low head boiler feed pump by a pressure detector 21, and inhibits the opening operation of the stop valve 6b at the outlet of the low head boiler feed pump by an interlock signal 22, when the pressure is below a specified value.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003240099-A (JP)
Title: Ball screw device and injection unit of injection molding machine with the device
Inventor: YAMAMOTO YOSHITO
IPC: B29C45/50
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a ball screw device capable of releasing offset load caused by deformation of a fixed member and a movable member, without lengthening the set-up length of a drive shaft for driving a ball screw shaft and the drive shaft, and an injection unit of an injection molding machine equipped with the ball screw device.  <P>SOLUTION: The ball screw device comprises: a hollow ball screw shaft having a ball screw groove; the drive shaft which penetrates the hollow of the hollow ball screw shaft, with one penetrating end connected to the end of the ball screw shaft and the other end supported by the fixed member through a bearing; and a ball screw nut supported by an action body and connected to the hollow ball screw shaft. The ball screw device is capable of absorbing offset load by the flexibility of the drive shaft with the long size and small diameter. The offset load is caused by deformation of the fixed member supporting the drive shaft and the action body supporting the ball screw nut when a tensile load is applied between the drive shaft and the ball screw nut.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243914-A (JP)
Title: Detachable patch antenna
Inventor: TO GENSHU
IPC: H01Q1/22
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a detachable patch antenna capable of adding a wireless communication function high in reception sensitivity and less in restriction on use to an electronic device such as a personal computer.  <P>SOLUTION: The detachable patch antenna 10 is configured to comprise: a connector part 11 attachable to/detachable from antenna terminals 22, 23 provided to the electronic device such as the personal computer 20; and an antenna body 12 freely turnably supported by the connector part 11, which is provided with a patch electrode 14 acting like a radiation element. Since the direction of the patch electrode 14 can properly be revised in a state that the patch antenna 10 is mounted on the electronic device such as the personal computer 20, the reception sensitivity can remarkably be enhanced by matching a maximum directivity direction of the patch antenna 10 with a direction in which a radio wave going to be received arrives.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003244027-A (JP)
Title: Rake receiver and mobile communication terminal
Inventor: TAKANO TOSHIYA
IPC: H04B1/712
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the effect of waveform distortion caused in each path so as to enhance excellent RAKE reception performance and realize mobile communication with high quality even under a deteriorated wireless transmission enviroment.  <P>SOLUTION: A unit 101 for demodulating a signal in a maximum path is provided with an adaptive equalizer 117 and a selection switch 116 among a plurality of units 101, 102,... configuring fingers in a RAKE receiver. The adaptive equalizer 117 is configured to be used in common for waveform equalization of a GSM reception signal and waveform equalization of a W-CDMA reception signal together with a transmission line estimate unit 113.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239352-A (JP)
Title: Chemical discharge container
Inventor: SAEGUSA KATSUMI
IPC: E03D9/02
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a chemical discharge container that can stably discharge chemicals with a simple mechanism manufactured at a low cost.  <P>SOLUTION: This chemical discharge container 100A is composed of a chemical tank 1 for storing the liquid chemical A with the viscosity of 5-1000 mPa-s; a chemical discharge hole 3 with a hole diameter of 1-5 mm provided at the bottom part of the chemical tank 1; and water guide structure for guiding water supplied from the upper part of the chemical tank 1, to the chemical discharge hole 3.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003240245-A (JP)
Title: Gridiron
Inventor: TAKAHASHI AKITO
IPC: A47J37/06
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To conveniently and safely prevent adhesion of a cooking object such as fish.  <P>SOLUTION: A second gridiron part 13 is preheated with the cooking object F such as fish mounted on a first gridiron part 12 in an initial ignition period for grill burners 9 and 10. After a while after the ignition, the gridiron part 13 is completely preheated, and lifted upward by a thermally-actuated spring 14, so that the gridiron 11 holding the cooking object F is changed over from the gridiron part 12 to the gridiron part 13. At that time, since the temperature of the gridiron part 12 is kept lower than the protein coagulation temperature of the fish, the cooking object F can be prevented from sticking to the gridiron part 12, and since the gridiron 13 is sufficiently preheated, the cooking object F can also be prevented from sticking to the gridiron 13. Thereby, the shape of the cooking object F is never deformed.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003249651-A (JP)
Title: Method for manufacturing silicon wafer and silicon wafer
Inventor: OKA TETSUSHI
IPC: H01L29/78
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing a silicon wafer wherein a silicon wafer for power MOS can be manufactured suitably by a smaller number of manufacturing processes, and to provide a silicon wafer.  <P>SOLUTION: Trenches T are formed from a main surface of a silicon single crystal wafer 1 in a thickness direction, and thin silicon epitaxial layers 3 are formed on surfaces of inner peripheral parts of the trenches T. Polysilicon parts 4 are formed in such a manner that regions inside the trenches T which regions are surrounded by the epitaxial layers 3 are filled to form silicon wafers 10. Main surfaces of the silicon wafers 10 are polished, and a thin plate 5 composed of silicon single crystal is stuck on the main surfaces.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248102-A (JP)
Title: Antireflection film with multilayered structure
Inventor: KAMIBAYASHI HIROYUKI
IPC: G02B1/18
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To give excellent abrasion-resistance while satisfactorily maintaining antireflection characteristic.  <P>SOLUTION: A hard coat layer 2 is installed on a transparent plastic substrate 1 to protect it, an antireflection film 5 with a multilayered structure is formed on it, and a water-repellent film 6 is formed on it to improve water- repellency. The water-repellent film 6 may be formed via a thin carbon film. The antireflection film 5 is formed by laminating a high refractive index dielectric layer 3a, a low refractive index dielectric layer 3b, a high refractive index dielectric layer 3c and a low refractive index dielectric layer 3d one after another from a low layer side. Both the high refractive index dielectric layers 3a and 3c and the low refractive index dielectric layers 3b and 3d differ in film thickness. Both the high refractive index dielectric layer 3c and a carbon thin film 5 which has a comparable refractive index with it constitute a high refractive index layer of a prescribed film thickness.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003250233-A (JP)
Title: Non-contact power transmission apparatus
Inventor: ABE HIDEAKI
IPC: H02J50/60
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a non-contact power transmission apparatus which can conduct a power supply control identifying power supply states, has a simple construction, and produces little noise.  <P>SOLUTION: In this non-contact power transmission apparatus 1, an induced voltage is generated in a second coil L2 by a flux, generated by a first coil L1 to which a high frequency power is supplied by a high frequency inverter circuit 11, and the induced voltage is transformed by a power transformation circuit 21 into a prescribed pattern to be outputted to a load 30. A secondary control circuit 23 turns on/off a switch S2 according to the state of the load 30 to change an excitation state of a fifth coil L5. A differential resonation circuit 12 detects a power supply state according to the excitation state of the coil L5 or the existence of a non-contact receiver 2, and outputs a detection signal. According to the detection signal, an inverter control circuit 13 controls oscillation of the inverter circuit 11.  <P>COPYRIGHT: (C)2003,JPO