baber/WOPTO huggingface dataset:
Patent JP-2001105449-A (JP)
Title: Optical reflecting member made of thermoplastic resin and method of manufacturing the same
Inventor: IMAIZUMI HIROYUKI
IPC: G02B5/08
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide an optical reflecting member made of a thermoplastic resin having an optical reflecting surface extremely excellent in mirror surface properties. SOLUTION: An optical reflecting member 10 has at least one optical reflecting surface 13 and a hollow part 14 is provided to the part (hollow part constituting part 11) of the optical reflecting member 10 constituting the whole area of the optical reflecting surface 13 by introducing a pressure fluid into the part 11. Since the shrinkage of the thermoplastic resin is suppressed at the time of molding, the optical reflecting member extremely excellent in mirror surface properties over the whole area of its optical reflecting surface can be obtained.
Patent JP-2001275328-A (JP)
Title: Brushless motor
Inventor: SUNAGA HIDEKI
IPC: H02K21/22
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a brushless motor that enables to reduction in the number of steps in the process for the electrical connection of a stator coil to a control circuit compared with prior art and that dispenses with a support jig for supporting a connecting bus at a given position in connecting the bus. SOLUTION: A filter circuit 20 that removes a surge from a service voltage is formed in an inner casing 21 of a synthetic resin, in which a connecting bus is built fixed on a circuit protecting casing 10. A control circuit 30, that controls the magnetic field of a stator 5 by changing over the flow route of the current that has passed the filter circuit 20 for the stator 5 at a given time, is formed on a circuit board 31 provided with given wiring patterns. The connecting bus 15, that electrically connects the control circuit 30 to a terminal pin 16 connected to the coil 5c of the stator 5, is built in the inner casing 21 and arranged at a prescribed position inside the circuit protecting casing 10. One end of the bus is soldered to the circuit board 31, and the other end is electrically connected to the terminal pin 16.
Patent JP-2001273717-A (JP)
Title: Data reproducing method
Inventor: TAKEYAMA KAKUEI
IPC: G11B20/10
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a data reproducing method for reproducing data having an unspecified data length by which the data length is specified by employing a simple constitution using frame numbers without requiring any complex circuit for detecting the data length. SOLUTION: To conduct error corrections, the data reproducing method is provided with a data unrecorded discriminating means 103 which discriminates a data unrecorded region, a buffer memory 106 which is capable of recording a number of data packets, a specific frame number retrieving means 107 which retrieves a frame number regardless of the number of the frames included in the data packet stored in the buffer memory, a frame row number estimating means 108 which estimates the number of frame rows from the specific frame number and a control means 109.
Patent JP-2001273770-A (JP)
Title: Data bus control circuit
Inventor: MIYAZAKI MASAHIRO
IPC: G06F13/00
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To reduce the noise of a pair of data bus for transferring data. SOLUTION: When noise is superimposed on a pair of data buses DB, DB/ previously pre-charged at a potential VDD and potential is varied, the noise is detected by a NOR circuit 1 into which the potential of the pair of data buses DB, DB/ are inputted, and a detected signal is outputted. A detected signal is inputted to PMOS 3, 4 through an inverter 2 and the PMOS 3, 4 are turned on. When the PMOS 3, 4 are turned on, the pair of data buses DB, DB/ are connected to the potential VDD, and the noise is reduced.
Patent JP-2001000935-A (JP)
Title: Device and method for ultrasonic cleaning
Inventor: KOBAYASHI KAZUKI
IPC: H01L21/304
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To stably operate an ultrasonic oscillation element without requiring a complicated structure and circulation of a large quantity of cleaning solvent, and to easily clean both upper and lower surfaces of an object to be cleaned. SOLUTION: An ultrasonic cleaning part has an upper cleaning solvent supplying nozzle 12 and a lower cleaning solvent supplying nozzle 14. The upper cleaning solvent supplying nozzle 12 supplies an upper surface cleaning solvent 13 to the upper surface of a glass substrate 11. The lower cleaning solvent supplying nozzle 14 supplies a lower surface cleaning solvent 15 to the lower surface of the substrate 11 as a shower irradiated with ultrasonic waves. An oscillation element which oscillates the ultrasonic waves irradiating the lower surface cleaning solvent 15 is installed in a circulation passage for the cleaning solvent 15, which passage extends from the upstream side to the downstream side, in the direction between the horizontal direction and the upward direction.
Patent JP-2001274663-A (JP)
Title: Power semiconductor device
Inventor: NAKADA YOKO
IPC: H01L29/78
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To solve a problem of a conventional power semiconductor device that has had difficulties of improving the element breaking capability, a high switching speed and a switching loss. SOLUTION: A snubber capacitor 15 is connected between a collector electrode and an emitter electrode of an IGBT 11 and a gate resistor 12 is connected to its gate electrode. The power semiconductor device is characterized in that an expression of Rg<(16,000×Cs/(A×Ic)+750)/Cg holds among a resistance Rg (ohms) of the gate resistor 12, a capacitance Cs (nF) of the snubber capacitor 15, a gate capacitance Cg (nF), an element valid area A (cm2) and a current Ic (A) flowing through between the collector and emitter electrodes.
Patent JP-2001273903-A (JP)
Title: Lithium secondary battery
Inventor: MURAOKA NORIKI
IPC: H01M10/0566
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To improve a low-temperature property in a lithium secondary battery that is constituted from a positive electrode in which lithium containing complex oxide is used as an active material, a negative electrode which is composed of carbonaceous materials wherein occlusion and emission of lithium ion is electrochemically possible, a separator, and a nonaqueous electrolytic solution. SOLUTION: By adding Co3O4 which has a surface area of specific range, an electro-conductivity of positive electrode can be enhanced and a lithium secondary battery which can be superior in the low-temperature property can be provided.
Patent JP-2001277954-A (JP)
Title: Decorating member
Inventor: MATSUKI KIYOSHI
IPC: B60R13/02
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a decorating member including a light interior member, having a good feeling, and capable of being used even under low strength conditions. SOLUTION: In the decorating member 1 comprising an exterior member 2 and the interior member 3 attached to an inner surface side 2a of the exterior member 2, the interior member 3 is composed of an in-mold form molded body 4 attached to the inner surface side of the exterior member 2, and a skin material 5 integrated with at least an inner surface side 4a of the in-mold form molded body 4. The generally whole of an outer surface side 4b of the in-mold form molded body 4 is abutted against the inner surface side 2a of the exterior member 2 or allowed to be abutted during external force acting.
Patent JP-2001271736-A (JP)
Title: Pump turbine operation control system
Inventor: NARISAWA SATOSHI
IPC: F03B15/02
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To reduce an electric power impact on an electric power system concerning switching from pumping operation to power generating operation at a pumped storage power plant or the stop of pumping operation. SOLUTION: At the pumped storage power plant provided with two pump turbines connected to a variable speed generator-motor, one pump turbine is in pumping operation mode, and the other pump turbine is in power generation operation mode. There is operation control in which two operation modes exist simultaneously to control the operation of each variable speed generator-motor in such a way that total input and output power of two variable speed generator-motors is continuously changed for time or total input and output power is in an allowable scope of power fluctuation that the power system has even if the total input and output power is discontinuous for time.
Patent JP-2001221221-A (JP)
Title: Face plug installation structure
Inventor: NAKAZATO HIROSHI
IPC: A47C7/54
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a face plug installation structure tightly engaging a face plug for blocking a hole of a soft material formed in an arm rest or the like with the hole, and preventing coming-off of the face plug when inserting the face plug into the hole. SOLUTION: The face plug 50 has a leg part 52 inserted in the hole 34 of the soft material 33, and a head part 51 blocking the hole 34 of the soft material 33. The inner circumference of the leg part 52 is formed with engaging jaws 54. The inside of the soft material 33 is disposed with an engaging member, i.e., a bush 40 formed with a flange 42, installed onto a support shaft 22 inserted into a core material 31. When inserting the leg part 52 of the face plug 50 into the hole 34, the engaging jaws 54 formed in the leg part 52 are engaged with the flange 42 of the bush 40 to prevent the coming-off of the face plug 50.
Patent JP-2001281916-A (JP)
Title: Toner for toner recycle system, method for manufacturing the same and method for toner recycle development
Inventor: TERAO MASAMOTO
IPC: G03G21/10
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a toner which can prevent degradation of image characteristics, contamination of a photoreceptor and image error, and to provide a method for manufacturing the toner and a method for toner recycle development. SOLUTION: The toner for a toner recycle system is prepared by depositing silica containing, by weight, <=1.0% particles having >=25 μm particle size by 0.4 to 1.0 wt.% to the weight of the toner mother particles on the surface of the toner mother particles, and the apparent density C of the toner is 0.29 to 0.32 g/ml. The toner mother particles are subjected to as first stage of deposition of the silica by using >=50 wt.% to <100 wt.% of the whole silica amount to be added and then to a second stage pf deposition of the residual silica. The apparent density A (g/ml) of the toner mother particles not treated by the deposition of silica and the apparent density B of the toner mother particles treated by the deposition of silica in the first stage satisfy the relation of 0.9<=B/A<=1.0.
Patent JP-2001283788-A (JP)
Title: Halogen electric lamp and illumination apparatus
Inventor: SHIKAMA KAZUE
IPC: H01K1/16
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a halogen electric lamp capable of placing a double-coil filament at the prescribed location approximately along the central axis of the transparent airtight tube without undesirable dangling of the double-coil filament on lighting and capable of having a comparatively simple construction facilitating the assembling of the double-coil filament, and to provide an illumination apparatus using the halogen electric lamp. SOLUTION: Under the condition that a base end 3a1 is embedded in the transparent airtight tube 1, a tap 3a3 is curved like a circular arc, and that a pair of internal lead-in wires 3a are provided at a location opposing to each other, the tip 3a3 is inserted into the primary coil 5a at both ends of the double- coil filament 5. As the result, the double-coil filament 5 can be supported approximately along the central axis inside the transparent airtight tube 1 and the jump winding 5c is placed at the location of the primary coil 5a opposing to the tip 3a3 of the internal lead-in wires 3a. It is acceptable to provide a globe part 3c at the end of the internal lead-in wires 3.
Patent JP-2001278777-A (JP)
Title: Skin detergent
Inventor: SOMEYA TAKASHI
IPC: A61K8/34
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a skin which is received in a mist dispenser, can simply be bubbled, because jetted from the nozzle of the mist dispenser container in a spray or mist-like state and then adhered to skins in a creamy foam state, when arriving the skin, exhibits a sufficient washing effect when washing, gives a good skin touch after rinsed, and scarcely clogs the nozzle, even when used for a long period. SOLUTION: This skin detergent is prepared by housing a washing liquid containing (A) 1 to 30 wt.% of a surfactant for washing and (B) a polyhydric alcohol and/or a lower monohydric alcohol in a mist dispenser container having a jet caliber of 0.2 to 1.0 mm.
Patent JP-2001279553-A (JP)
Title: Method for producing nylon air jet textured yarn
Inventor: FUJIWARA MASAYUKI
IPC: D02J1/08
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a nylon air jet textured yarn good in unwinding and weaving properties and assuming moderate stretchability and bouncing properties when converted into a woven or a knitted fabric without causing defects such as knops. SOLUTION: This nylon air jet textured yarn is produced by using at least two nylon highly oriented undrawn multifilament yarns, subjecting one of the yarns to hot drawing and subjecting the other yarn to draw false twisting under heating, thereby respectively sprinkling oils, then leading both the yarns to the same air jet nozzle 8 under overfeeding conditions and carrying out combined filament and interlacing treatment.
Patent JP-2001282614-A (JP)
Title: Memory-managing method
Inventor: IIZUKA YOSHIYUKI
IPC: G06F12/02
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To efficiently eliminate omission of the releasing of a memory memory resource. SOLUTION: When a request-source application makes a request (step S3), a memory is hunted with a determined life period, and its request contents are saved (step S4) and transmitted to processing application (step S6). When a reply is returned from the processing application, the request contents are taken out (step S8) and sent to the request-source application (step S10). After a step S5 or S10 is completed, a memory check function is called out and if there are some with the life period expired, the hunted memory is made free. Or the processing is returned to application (step S7).
Patent JP-2001281380-A (JP)
Title: Nuclear reactor core device
Inventor: NAKAJIMA MASAKATSU
IPC: G21C13/028
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To reduce the manpower for manufacturing of the basic seal of a nuclear reactor core device, and simplify the inspection work of a body and a body flange or enhance the degree of freedom in the design of an automatic welding inspection device. SOLUTION: The basin seal 21 is formed by fixing a collar-like seal plate 23 to the circumferential surface of the body 7, suspending a cylindrical bellows 25 from the edge of the upper opening 19 of a pit 3, and connecting the outer edge of the seal plate to the lower end of the bellows.
Patent JP-2001284813-A (JP)
Title: Method of manufacturing multilayer wiring board
Inventor: TOYOSHIMA TOSHIYUKI
IPC: H05K3/46
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To solve a problem in the conventional case, wherein formation of a very fine viahole is difficult since resolution limit in photolithography and restriction of laser irradiation diameter exist in the conventional viahole forming method, so that the number of lines which can be drawn around a part between lands is restricted in a multilayer wiring board. SOLUTION: This manufacturing method is provided with a process wherein an insulating layer composed of photosensitive resin is formed on a substrate for formation of a multilayer wiring and subjected to exposing and developing treatment and a hole having a prescribed shape is formed, a process wherein hardening resin is formed on the insulating layer in which the hole is formed so as to fill the inside of the hole, and a cured thin film of the hardening resin is formed on the surface of the insulating layer by heat treatment, and a process wherein the hardening resin is eliminated leaving the cured thin film and a viahole whose aperture width is reduced by the cured thin film is obtained. By performing the above processes, a multilayer wiring board is manufactured.
Patent JP-2001279654-A (JP)
Title: Pumping testing method and screw type water stop packer
Inventor: SHIMOMURA KAZUO
IPC: E02D1/02
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a simple, sure and economical pumping testing method and a screw type water stop packer. SOLUTION: In the stratified ground of plural water permeable layers and water impermeable layers, a pumping well is bored down to the water impermeable layer positioned just under the lowest water permeable layer requiring water permeability, and a pumping test is performed. Next, a backfilling layer composed of a water-barrier material is formed inside the pumping well up to the water impermeable layer positioned just above the lowest water permeable layer, and the pumping test is performed again above the formed backfilling layer. The pumping test is performed in the respective water permeable layers by repeating the above work. This screw type water stop packer is formed by alternately arranging a hard ring and an elastic body ring between an upper member and a lower member.  An adjustment of water-barrier performance of the elastic body ring and installation and recovery of the screw type water stop packer can be performed by using a right-handed screw and a left-handed screw and also combining a locking pin having the overload rupture function.
Patent JP-2001280831-A (JP)
Title: Refrigerator
Inventor: SHIMURA KOJI
IPC: F25D23/04
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a refrigerator which is convenient to store various foods, etc., by making a movable door pocket. SOLUTION: A door pocket 15 is attached capably of mounting and removal through its hook 16 into the optional mounting hole 11 of a punching metal plate 12 as a mounting plate, according to the size and height of foods, etc. Accordingly, the above door pocket 15 can be attached in the optional position of the above punching metal plate 12, within a range where it is mountable. Moreover, the above door pocket 15 may be attached capably of mounting and removal through a suspending tool 17 roughly in S shape, without forming the above hook 16. This is an example where a wire net 20 made of metal, for example, stainless or the like is used as the mounting member made in lattice form. Moreover, it will do to use the one where the metallic rod material is covered with synthetic resin material.  That wire nets 20 are made of a plurality of vertical and horizontal frames, and they are fixed at specified intervals to the door panel 8 by mounting screws 13.
Patent JP-2001286104-A (JP)
Title: Rotating electric machine
Inventor: HACHISUGA KIMIO
IPC: H02K23/18
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a rotating electric machine capable of avoiding scattering of sparks when the brush slidingly contact the commutator, whereby lengthening the life of the brush and also eliminating damage to a battery when the rotating electric machine functions as a generator. SOLUTION: The rotating machine 10 is constituted by mounting a first and second sub-brushes 34a, 34b respectively and electrically connected to a first and second diodes 32a, 32b to a second rotating part 16. When the rotating part 16 rotates integrally together with a rotating shaft 12, and when a first to third positive brushes 28a to 28c and a first to third negative brushes 30a to 30c slidingly contact the commutator 38, commutation is conducted by the first and second diodes 32a, 32b and the first and second sub-brushes 34a, 34b. Also, when the second rotating part 16 is descended by a lifting mechanism 36 and each of the brushes is separated from the commutator 38, the first and second diodes 32a, 32b are electrically disconnected from the battery B.
Patent JP-2001279690-A (JP)
Title: Material for construction of ground foundation, ground foundation, and construction method thereof
Inventor: MATSUNAGA KAZUO
IPC: E01F9/623
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To save time and labor for boring a hole for constructing a ground foundation, to reduce a road surface after repairing the hole to make it inconspicuous, to and enable construction at a narrow site. SOLUTION: In this ground foundation, a pipe P inserted into a drilled hole 8 provided in the ground 7 by drilling, directing a pedestal 3 downward, and mortar M filled in the pipe P are pushed down by a core C till it is pushed out of the pipe P through between a hole of the pipe P and the pedestal part 2 pushed and expanded by the core C, so a pole H is set to stand as a lower end part of it is positioned by the mortar M filled between the drilled hole 8 and the pipe P, and a recessed part 6 in the core C reaching a lower end part of the pipe P, with the mortar M filled between the pipe P and the pole H.
Patent JP-2001287933-A (JP)
Title: Glass composition
Inventor: OSADA HIDEKI
IPC: C03C10/00
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To obtain a glass having a high Young's modulus. SOLUTION: This glass composition has compositional ranges of principal components of >=35 and <=50 wt.% of SiO2, >=5 and <=30 wt.% of Al203, >=10 and <=30 wt.% of MgO, 45 and <=20 wt.% of TiO2 and >=0.1 and <=2.4 wt.% of Li2O in the glass composition.
Patent JP-2001285003-A (JP)
Title: Filter for splitter
Inventor: MIZUNO TAKESHI
IPC: H04B3/02
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To obtain a low-priced filter for a splitter which has return-loss characteristics improved, has high-performance filter characteristics, and consists of a small number of components. SOLUTION: This filter is composed of, in order from an input terminal side, an inductor array of a 1st inductor L1 and a 2nd inductor L2 connected in series on a 1st signal line, an inductor array of a 3rd inductor L1 and a 4th inductor L2' connected in series on a 2nd signal line, a 1st capacitor C1 arranged at the connection point between the inductor arrays, a 2nd capacitor C2 arranged in parallel to an input terminal side, and a series resonance circuit arranged in parallel to an output terminal side; and the series resonance circuit is composed of a series circuit of the 3rd capacitor C3, 5th inductor L3, and a damping resistance R1 and its resonance frequency is set nearby the voice band.
Patent JP-2000315774-A (JP)
Title: Circuit function setting method and semiconductor integrated circuit device using the same
Inventor: KURODA KENICHI
IPC: H01L21/8247
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To prevent the increase in a manufacturing process and to rescue defects by setting the circuit function of a functional block to an integrated circuit being sealed in a package and electrically setting the circuit function of the functional block. SOLUTION: A microcomputer consists of a CPU, a ROM, a RAM, and an I/O port being composed on the same semiconductor substrate, and each circuit block is connected one another by a BUS. The CPU is provided with a μROM. Then, the μROM and the ROM use a non-volatile storage element for performing address conversion and data storage, and at the same time the RAM uses the non-volatile storage element for performing address conversion. Also, the I/O port performs the modification of, for example, TTL-level input/output and CMOS-level input/output. In this manner, by the non-volatile storage element in one-layer gate structure where a control gate is composed by a diffusion layer, a logical block can be rescued or a logic can be changed easily.