baber/WOPTO huggingface dataset:
Patent JP-2002260654-A (JP)
Title: Spinel-type positive electrode material for lithium secondary battery, and its manufacturing method
Inventor: NUMATA KOICHI
IPC: H01M4/505
Filed: 2001-02-20
Abstract: PROBLEM TO BE SOLVED: To provide a spinel-type positive electrode material for a lithium secondary battery having superior high temperature characteristics. SOLUTION: In this manufacturing method of the spinel-type positive material for the lithium secondary battery, a mixture, formed by mixing a lithium compound and a manganese compound, is annealed at 300-400 deg.C after it is heat- treated in the range of 900-1,200 deg.C it is then cooled down to an ordinary temperature, and a cooling speed to cool it from 500 deg.C to 300 deg.C is set at 5 deg.C/hr or less. The spinel-type positive electrode material obtained by the method has a pH of 6-9, and is used for the lithium secondary battery.
Patent JP-2002250074-A (JP)
Title: Grating
Inventor: SATO TAKANORI
IPC: E03F5/06
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To improve storage and transportability and to instantaneously cope with market needs of various specifications by allowing a grating body 2 and raising members 3 to be put together and fixed in an instant in a raised type grating with the raising members 3 formed of rectangular pipe bodies, integrally provided on the lower sides of both sides of the grating body 2 formed of a rectangular grid body whose main part is composed of a group of bearing bars 4 formed of band members parallelly lined up in the band width direction placed vertically. SOLUTION: In this grating 1, the grating body 2 and the raising member 3 have a detachable connecting means comprising a locking hole 7 provided in the raising member 3 and a connecting piece of independent thin plate spring form. The connecting piece 10 has the erected form of a locking piece 12 inserted and locked into the locking hole 7, and a resilient contact clamping pieces 11 elastically clamping the bearing bar 4 of the grating body 2. The grating body 2 and the raising member 3 can be put together and connected in a single operation.
Patent JP-2002250485-A (JP)
Title: Joint for oil-well steel pipe
Inventor: YAMAGUCHI MASAO
IPC: F16L15/04
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a joint for an oil-well steel pipe which has superior sealing performance, even under a more severe working environment than before. SOLUTION: The joint for an oil-well steel pipe comprises a male member, having an annular surface provided to the tip side of a pipe body and an outer peripheral surface provided to the rear-end side, a female screw having a cavity, inside which the male member is accommodated and screwing on the male screw in the cavity, and a female member, having an annular surface making contact with and joint opposedly against the annular surface of the tip side, where the annular surface of the female member is provided with a recessed groove, in which a sealing ring is fitted and the load surfaces of the male and female screws are formed by a screw thread having a negative load flank angle.
Patent JP-2002252180-A (JP)
Title: Heat treatment apparatus for substrate
Inventor: SASAKI KIYOHIRO
IPC: H01L21/205
Filed: 2001-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a device which can quickly cool a substrate on the high temperature side. SOLUTION: This heat treatment device is equipped with a mobile cooling plate 52, which is supported capably of reciprocating between the cooling position, where it contacts wit or draws near the wafer W retained within a heat treatment furnace 10 and the waiting position, where it contacts with or draws near the reflecting plate 44 constituting the lower furnace wall of the heat treatment furnace, and a mechanism 54 winch raises and lowers its cooling plate, and is further provided with a gas inlet path 56 which introduces gas between the mobile cooling plate and the reflecting plate in the waiting position. The mobile cooling plate is shifted to the cooling position, immediately after heat treatment of the wafer, and also the gas is introduced between the mobile cooling plate and the reflecting plate through the gas inlet path at that time.
Patent JP-2002255317-A (JP)
Title: Stacker crane of automated storage and retrieval warehouse
Inventor: NAKAMURA HARUHIKO
IPC: B66F9/07
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To reduce the weight of a stacker crane. SOLUTION: A motor 25, a power-receiving device 26 and a sub controller 27 which are mounted in an elevating/lowering case 13 are used as a counterweight, a separate counterweight can be dispensed with, and the weight of the stacker crane 4 can be reduced accordingly.
Patent JP-2002257605-A (JP)
Title: Flow meter
Inventor: YAMADA HITOSHI
IPC: G01F15/06
Filed: 2001-03-01
Abstract: PROBLEM TO BE SOLVED: To provide a flow meter in which the reliability of sealing property is improved, the detection performance of rotating magnetic field can be always kept in good condition and which can be easily assembled with a less number of members at a low cost. SOLUTION: The flow meter is composed of a magnetic sensor 4 that detects the rotating magnetic field generated by a permanent magnet 6 mounted at the upper edge of the rotational shaft of an impeller 5 and generates measuring pulses proportional to the amount of consumed water, a microcomputer 1 that calculates the amount of consumed water on the basis of the measuring pulses from the magnetic sensor 4, an LCD 2 that displays the calculated amount of consumed water, a battery 3 that supplies an electric power to an electronic circuitry including the LCD 2 and the microcomputer 1, and has a circuit board 19 on which the electronic circuitry is mounted, an upper support shell 27 that is disposed at the upper side of the circuit board 19 and supports the LCD 2,  a lower support shell 26 that is disposed at the underside of the circuit board 19 and supports the magnetic sensor 4 and a sensor electrode 20, and a case with a bottom plate 11 that contains the circuit board 19, the upper support shell 27 and the lower support shell 26.
Patent JP-2002257453-A (JP)
Title: Cooling storage box
Inventor: FUJITA MASAHIRO
IPC: F25D17/06
Filed: 2001-03-02
Abstract: PROBLEM TO BE SOLVED: To suppress a fan from having failure and malfunction by preventing the fan from being splashed with wash water, beverages or the like. SOLUTION: The inside of the partition wall 16 which is located in a body 12 for defining left and right refrigeration compartments 22, 22 is defined with a suction passage 36 and diffusion passages 38, 38. A cooler 40 is disposed at an upper portion in the suction passage 36. Three fans 44, disposed side by side over the cooler 40 at a distance, are each constituted so that the air cooled by the cooler 40 is blown upward. A cover 48 is arranged on the upper surface of a ceiling 32 so as to enclose the fans 44 facing outside the body 12. When the fans 44 are operated, the cooled air blown upward from the fans 44 runs to the inner ceiling surface of the cover 48 for deflection and flows into the diffusion passages 38.
Patent JP-2002266887-A (JP)
Title: Method for optimally designing universal joint taking operation range into consideration
Inventor: KANBE MASAYUKI
IPC: F16D3/16
Filed: 2001-03-07
Abstract: PROBLEM TO BE SOLVED: To achieve efficient trade-off between ensuring an operation range and securing member strength in a universal joint design. SOLUTION: An interference avoidance condition for avoiding possible member interference occurring in the universal joint within a necessary operation range is derived. Under a design guideline in which a processing dimension satisfying the interference avoiding condition and suppressing a processing cut amount of a member to the minimum is the optimal dimension, an optimal design for achieving efficient trade-off between ensuring the operation range and securing the member strength is carried out for the condition of a given member dimension and a required operation range.
Patent JP-2001334362-A (JP)
Title: Continuous high-speed welding method of double-wound metal tube, and welding furnace thereof
Inventor: NOMURA YUKITO
IPC: B23K31/02
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To consistently and continuously produce a double-wound metal tube used for a brake tube, etc., for a car according to the tube-manufacturing speed. SOLUTION: The welding speed is increased to keep the balance with the tube-manufacturing speed by using the high-temperature reducing molten salt of a large calorific capacity as a heating medium.
Patent JP-2002267553-A (JP)
Title: Output measuring device
Inventor: SATAKE MITSUO
IPC: G01M15/04
Filed: 2001-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive measuring device capable of simply measuring performance of an engine, a motor and human power in the no-load state and in the running state of a vehicle with an engine, a motor or human power. SOLUTION: In this engine output measuring device, a rotation sensor is fitted to one or more portions of a chain, a shaft, a drive sprocket, a driven sprocket, a wheel, a brake rotor, a speed meter and the like rotated by the engine, the motor or the human power, a pulse signal is detected from the rotation sensor to calculate the acceleration, a vehicle gross weight is calculated, the horse power and torque are calculated, and the result is output to a monitor in real time.
Patent JP-2002268246-A (JP)
Title: Electrophotographic photoreceptor, manufacturing method thereof and image forming apparatus using the same and process cartridge
Inventor: SUGINO AKIHIRO
IPC: G03G5/05
Filed: 2001-03-09
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor formed by a spray coating method so as to suppress the thickness ununiformity of a film, particularly the ununiformity of a charge generating layer. SOLUTION: In the electrophotographic photoreceptor having one or more layers of photosensitive layers, which are formed by the spray coating method, on a conductive supporting body, at least one of the photosensitive layer is formed by the spray coating method, by which a particle size distribution of a coating liquid for forming the photosensitive layer, which is atomized by a spray apparatus, is formed so that the atomized coating liquid having <=10 μm particle diameter occupies 90% of the whole volume.
Patent JP-2002265171-A (JP)
Title: Cage for elevator
Inventor: YAMAMURA HITOSHI
IPC: B66B11/02
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a cage 1 for an elevator with improved appearance by concealing screws on the inside of a cage 1. SOLUTION: A Joint fixture 7 having protrusion parts 8 protrudedly provided with pawls 9a in side faces is arranged on a side plate 4 along an end rim part 5a of a decorative plate 5, and a decorative joint 12 having latch parts 13 dividedly provided with slits 14 is attached to the joint fixture 7 by latching the slits 14 and the pawls 9a to cover both the end rim part 5a of the decorative plate 5 and the joint fixture 7.
Patent JP-2001309447-A (JP)
Title: Wireless communication terminal and wireless communication system
Inventor: KUBO TORU
IPC: H04W92/18
Filed: 2001-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a wireless communication system, where a wireless communication terminal can make communication with an unspecified opposite party. SOLUTION: The wireless communication terminal of this system consists of a user application providing means 101, a wireless transmission receiving means 102, an own terminal information storage means 103, an unspecified opposite party information storage means 104, an unspecified opposite party connection control means 105 that controls a call connection to an unspecified opposite party with an instruction of the application providing means 101, an unspecified opposite party call control means 106 that gives instruction to the wireless transmission reception means 102 to control a transmission call, by referencing the information stored in the own terminal information storage means 103 and the unspecified opposite party communication information storage means 104 according to the instruction of the means 105, an unspecified opposite party incoming call control means 107,  that controls the operation of an incoming call with respect to the transmission call under the similar procedure to that for the transmission call, and a communication control means 108 that gives an instruction to the wireless transmission receiving means 102 with an instruction of the application providing means 101 to control communication after the call connection.
Patent JP-2002271418-A (JP)
Title: Two-way data transmitting-receiving system through communication network
Inventor: MURATA TOSHIFUMI
IPC: H04L12/46
Filed: 2001-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a communication system which is capable of maintaining two-way communication between a computer in a LAN and another computer located outside a LAN without hindrance and the computers used in the system. SOLUTION: In a two-way data transmitting-receiving system through a communication network, a computer located in a LAN and another computer located outside a LAN are connected together through a communication network, and data signals accompanied by a port number are sent to an address, so that a transmitting end and a receiving end are specified. The LAN is equipped with a fire wall and has a function of changing the port number of data signals sent from outside the LAN to the inside of the LAN and vice versa under the prescribed conditions.  The LAN has another function of finding out the former port number of a receiving end so as to enable the fire wall to allow the data signals accompanied by the current port number of the receiving end to pass when a computer located outside the LAN transmits data signals accompanied by the port number of a receiving end to a computer located inside the LAN.
Patent JP-2001348862-A (JP)
Title: Cut-off structure for steel sheet pile joint part, impervious revetment structure and construction method
Inventor: YAMASHITA HISAO
IPC: E02B3/16
Filed: 2001-03-15
Abstract: PROBLEM TO BE SOLVED: To improve the cut-off performance of joint parts of inner and outer impervious wall constituent members applied to an impervious wall of a waste disposal plant or the like and thereby realize drying work in a space. SOLUTION: Inner and outer continuous walls 71a, 71b with the joint parts 77 made continuous using the inner and outer impervious wall constituent members 71 formed of impermeable steel, are erected in a single row or a plurality of rows in an impermeable stratum. The interior of each space 44 is then excavated, washed and dried up. A cut-off material 15a such as a bituminous material formed on asphalt mixture or the like, clay, mortar, concrete, clay mortar or a viscous material is placed in each space 44 to construct an impervious revetment.
Patent JP-2002277642-A (JP)
Title: Method for manufacturing light guide body, light guide body manufactured by the method, face illumination device, and display device
Inventor: YAMASHITA HIROSHI
IPC: F21V8/00
Filed: 2001-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a light guide body manufacturing method capable of improving adhesion between a reflection preventing layer to which reflection preventing processing is applied and a base material and preventing the generation of micro-cracks in a light guide body 1, and to provide the light guide body 1 manufactured by the method and a face illumination device and a display device having high reliability and a long life. SOLUTION: Polycarbonate is used as the base material of the light guide body 1, reflection preventing processing 1C is applied to one face 1B of the body 1 and annealing processing is applied to the polycarbonate to be the base material as remaining stress removing processing.
Patent JP-2002278153-A (JP)
Title: Electrostatic charge image developing toner and method for producing the same
Inventor: MARUYAMA MASATOSHI
IPC: G03G9/087
Filed: 2001-03-19
Abstract: PROBLEM TO BE SOLVED: To provide an electrostatic charge image developing toner excellent in fixability and less liable to cause contamination such as filming on a photoreceptor. SOLUTION: In the electrostatic charge image developing toner containing at least a styrene resin and a colorant, the highest molecular weight peak of the styrene resin is in the range of 40,000-150,000 and the resin has no molecular weight peak in ranges of <=40,000 and >=150,000. The toner contains a wax having 55-145 deg.C melting point.
Patent JP-2002287189-A (JP)
Title: Multi-wavelength short pulsed light generating device at short wavelength
Inventor: GOTO TOSHIO
IPC: G02F1/365
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a multi-wavelength short pulsed light generating device at short wavelengths in which a plurality of second harmonic waves with different wavelengths can be obtained in one optical fiber and pulsed light with temporally different wavelengths can be obtained from a single optical fiber. SOLUTION: The device is equipped with a short pulse light source (1), a controller (2) for the characteristics of light to control the characteristics of the light from the short pulse light source (1), an optical fiber (4) where the input pulses from the controller (2) enter, an optical branching device (5) to branch the output light from the optical fiber (4), and a nonlinear optical element (6) which couples the output light from the light branching device (5) and converts the wavelength of the output light. The device outputs short pulsed light (7A) with a plurality of different wavelengths.
Patent JP-2002286571-A (JP)
Title: Pressure velocity sensor
Inventor: YAMASUE TOSHINORI
IPC: G01P15/125
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a small pressure velocity sensor reduced in the number of part items and assembling manhours, and easy in attaching work and connection work. SOLUTION: A reference pressure chamber 26 is formed to firmly fix integrally a peripheral edge part of a diaphragm 16 swolled upwards to a base member 21 serving as the second fixed electrode. The first movable electrode 18 fixed to an under face of the diaphragm 16 is arranged to be opposed to the first movable electrode 18 with a prescribed space. The second movable electrode 30 is arranged to be opposed to an outer bottom face of the base member 21 wilt a prescribed space.
Patent JP-2001246087-A (JP)
Title: Game machine
Inventor: UGAWA SHOHACHI
IPC: A63F7/02
Filed: 2001-03-23
Abstract: PROBLEM TO BE SOLVED: To increase the interesting property by improving interestingness of variable display in a case where a plurality of identification information including special winning and ordinary winning identification information is renewed and displayed on a plurality of success lines. SOLUTION: Designs on left, middle and right rotating drums include probable varying designs (7, for example) and other designs, arranged differently on the left and right rotating drums, and by guiding out and displaying those on the left and right rotating drums earlier than those on the middle rotating drum, the mode of finalization display by probable varying designs on the left and right rotating drums and the mode of finalization display by those other than the probable varying designs on the right and left drums can be displayed simultaneously on different winning lines.
Patent JP-2002290086-A (JP)
Title: Heat dissipation structure of electronic equipment
Inventor: MURAKAMI TOMOYUKI
IPC: H05K7/20
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To improve heat dissipation effect in heat generation electronic components. SOLUTION: A substrate having mounted heat generation components is mounted to a unit chassis 18, a heat sink 30 is mounted so that an opening is formed at upper and lower ends of the unit chassis, the heat sink is made of a material with excellent thermal conductivity, and at the same time a contact piece 31 that comes into contact with the heat generation component is provided in the heat sink.
Patent JP-2002285992-A (JP)
Title: Vacuum pump
Inventor: YAMASHITA YOSHIHIRO
IPC: F04D19/04
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To keep the temperature of the cooling part of a vacuum pump within a set range, to reduce consumption of cooling water, and to prevent excessive cooling of cooling water and cooling part, for preventing insufficient cooling. SOLUTION: Opening of a flow rate variable valve 22 is controlled, to continuously change cooling water flow, according to the temperature of cooling parts 25, 26 of the vacuum pump P for smoothly controlling the temperature of the cooling part of the vacuum pump.
Patent JP-2002297143-A (JP)
Title: Electric horn
Inventor: KANAI HIROYUKI
IPC: H01F7/16
Filed: 2001-03-29
Abstract: PROBLEM TO BE SOLVED: To provide an electric horn capable of effectively suppressing the tilt of a movable iron core. SOLUTION: In the electric horn wherein the movable iron core 15 is provided with a flange part 15b for pressing a movable contact supporting plate 17, and when the movable iron core 15 is attracted to a fixed iron core 22 by the electromagnetic force of a coil 14, the movable iron core 17a is separated from the fixed iron core by depressing the movable contact supporting plate 17 by the flange part 15b of the movable iron core 15 and an insulating ring body 15c, when the flange part 15b of the movable iron core 15 depresses the movable contact supporting plate 17, a dummy spring part (spring means)  13d generating elastic reactive force almost balancing with an elastic reactive force applied to the movable iron core from the movable contact supporting plate 17 is arranged on a part opposite to the movable contact supporting plate 17 with respect to the center axis A of the movable iron core 15.
Patent JP-2002292646-A (JP)
Title: Method for manufacturing core material-containing polyamide resin molded product, and apparatus for cutting the resin molded product
Inventor: KAMEI KENICHIRO
IPC: F16H55/06
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To manufacture a molded object excellent in characteristics such as high strength, high hardness, low water absorbability, abrasion resistance or the like without generating a crack. SOLUTION: In the method for manufacturing the core material-containing polyamide resin molded product 1 wherein a core material 2 is embedded in the molded object, a polymerizable lactam liquid 17 is cast in a mold M, in such a state that the core material 2 is set to the mold M, to be polymerized and the molded object is demolded when the degree of crystallization of the resin after the completion of polymerization becomes 40% or less and preheated before cutting to relax the residual strain of the molded object. The molded object is then cut into a predetermined length to be annealed.
Patent JP-2002297848-A (JP)
Title: Attending schedule preparing device for telephone operator, schedule preparing device, wait time estimating device, methods for the above, program and recording medium
Inventor: YAMAJI KAORU
IPC: G06Q10/00
Filed: 2001-03-30
Abstract: PROBLEM TO BE SOLVED: To obtain the optimum solution in preparing an attending schedule for a plurality of telephone operators and to estimate the wait time. SOLUTION: A day scheduler 30 prepares an attending schedule of the plurality of operators, and at that time, the optimizing processing for obtaining the optimum solution using SA method is conducted to obtain an attending schedule table 70. On the other hand, an evaluation value creasing part 10 performs queuing operation taking the tolerance time of a calling subscriber, talking time based on the past actual data, a call interval distribution showing the number of calls to the designated time, and the number of operators as parameters, thereby obtaining the evaluation value for evaluating the solution in the optimizing processing.