baber/WOPTO huggingface dataset:
Patent JP-2002042388-A (JP)
Title: Method for manufacturing card-type information recording medium, and apparatus for manufacturing the card-type information recording medium
Inventor: IKOMA TSUTOMU
IPC: G11B7/26
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a card-type information recording medium, which manufactures the card-type information recording medium which can be manufactured inexpensively and which has little warpages and changes with lapse of time by using CD manufacturing equipment. SOLUTION: A disk substrate A, having a light incident surface Aa which is formed concentric with an inner peripheral part 1a, a middle peripheral part 1b and outer peripheral part 1c around a central hole 3 and is small in thickness, only in the middle peripheral part 1b and a signal surface Ab formed with signal tracks, is injection molded by using the CD manufacturing equipment and an organic dyestuff film 5, reflection film 6 and protective layer 7 are laminated on a signal surface Ab, followed by the disk medium blanked into a card shape.
Patent JP-2002043068-A (JP)
Title: Lighting system for streetlamp and streetlamp using the same
Inventor: TAKAHASHI NORIYOSHI
IPC: F21W131/103
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a lighting system for streetlamps capable of saving the electricity charges and the energy by causing lighting part to light, when it is at night and moreover in bad weather, and to provide a streetlamp using this system. SOLUTION: This lighting system detects whether the time is night time and discriminates the weather, and causing a lighting part B2 to light at night, in inclement weather of a level which hinders visibility.
Patent JP-2002035554-A (JP)
Title: Method for treating water and its apparatus
Inventor: MINEGISHI TORATARO
IPC: C02F9/00
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To provide a water treating apparatus containing an ozone treating device and a membrane filtering device, which can treat water stably with minimum clogging of the membrane without increasing the injection amount of ozone even for an increase in turbidity of raw water. SOLUTION: The apparatus is characterized in that there are provided a device (4) obtaining a turbidity-removed raw water by reducing the turbidity of the raw water, a membrane filtering device (10) obtaining a membrane- filtration raw water from the above turbidity-removed raw water and an ozone injection device (17) injecting ozone to some of the above membrane-filtration raw water to obtain an ozone-treated raw water, and a means (21) supplying the above ozone-treated water to the filtrated water side of the above membrane-filtering device.
Patent JP-2002036030-A (JP)
Title: Electrical discharge machine, and electrical discharge machining method
Inventor: HARA SOTOMITSU
IPC: B23H7/18
Filed: 2000-07-24
Abstract: PROBLEM TO BE SOLVED: To improve a machining efficiency and machining quality by preventing misfire in a electrical discharge machine. SOLUTION: A pulse voltage generating part 14b generates a discharge pulse, a high voltage superposing part 14c superposes a pulse having voltage increasing at a constant gradient on the discharge pulse synchronously with the discharge pulse, and the pulse is applied to an electrode 24 and a workpiece 28. A discharge current detector 26 detects discharge current, and supplies it to a discharge pulse width controller 38. The discharge pulse width controller 38 integrates the discharge current in time, and releases a discharge command pulse at a time achieving to a constant value to stop the discharge pulse. When the discharge current value exceeds a certain threshold current, considering discharge occurs, a lamp signal for superposition is released to stop the superposition.  A discharge starting time is detected, and a discharge gas is controlled by feedback according to comparison with a suitable time and is converged to a suitable value.
Patent JP-2002039010-A (JP)
Title: Calibration unit for intake oxygen density sensor
Inventor: MATSUBARA TAKUJI
IPC: F02D45/00
Filed: 2000-07-26
Abstract: PROBLEM TO BE SOLVED: To provide a calibration unit for an intake oxygen density sensor which can obtain a highly accurate output by calibrating an output from the oxygen density sensor for detecting oxygen density in intake air. SOLUTION: The calibration unit for the intake oxygen density sensor according to the present invention comprising an oxygen density sensor 16 for detecting oxygen density in intake air, intake passage pressure detecting means 15, stability judging means 37 for judging stability of pressure in the intake passage based on a variation magnitude of the intake passage pressure and a predetermined stability judgment criterion value, calibration coefficient calculating means 37 for calculating a calibration coefficient based on the intake passage pressure and the reference output of the oxygen density sensor 16, and calibration means 37 for calibrating the output from the oxygen density sensor based on the calibration coefficient, wherein the stability judgment criterion value is set to be smaller when the detected intake passage pressure is smaller,  to be higher when the detected intake passage pressure is higher, and wherein the calibration coefficient calculating means 37 updates the calibration coefficient when the intake passage pressure is stable.
Patent JP-2002035886-A (JP)
Title: Forming method of shaft and device therefor
Inventor: KIHARA TAKASHI
IPC: B21K1/30
Filed: 2000-07-26
Abstract: PROBLEM TO BE SOLVED: To reduce punching processes necessary for forming a shaft having a cup section and the number of parts as many as possible and achieve reduction of production cost. SOLUTION: The forming device 10 is provided with a fixed part 12 and a movable part 14. The movable part 14 is provided with an insert punch 68 and a piston 82 located in a first holder 72. The piston 82 is slidable on the outer peripheral face of the third shaft 68c of insert punch 68. A chamber 85 formed by the first holder 72 and the piston 82 is filled with oil 108. A sleeve punch 90 which is slidable on the outer peripheral face of a fourth shaft 68d of the insert punch 68 is fixed to a support member 88 fitted to a recess 86 of the piston 82, that is, the insert punch 68 is inserted slidably in the sleeve punch 90.
Patent JP-2002043567-A (JP)
Title: Semiconductor device and manufacturing method thereof
Inventor: ABE YUJI
IPC: H01L29/78
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device together with its manufacturing method where increase of a junction capacity and the like is suppressed while punch-through and the like that follow micronization are prevented. SOLUTION: There are provided source and drain regions 14N and 14P of first conductive type arranged across a channel region, and a pair of pocket injection regions 12N and 12P of second conductive type which cover the side surface part in the vicinity on the channel region side of the source and drain regions to form a joint surface only with the side surface part vicinity.
Patent JP-2002044431-A (JP)
Title: Image processor
Inventor: ISHII RIE
IPC: H04N1/40
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To obtain an image processor having an SIDM-type processing circuit for determining the feature amount of an image using two systems, in which storage capacity of a memory is reduced as much as possible and the number of times of processing operation is decreased. SOLUTION: A feature amount 402 for each pixel extracted from scanner data 401 is held, as it is, along with the pixel, while a feature amount 403 in units of region extracted from the scanner data 401 is blocked on the outside of an SIMD-type processor and subjected, as it is, to correction processing 404 before being decompressed to the original data size. The SIMD-type processor determines 405 final feature amount by combining the decompressed data 426 and the feature amount 402 for each pixel, and uses the decision results of the feature amount of an image in units of pixel and in units of region comprising a plurality of pixels.
Patent JP-2002036229-A (JP)
Title: Cleaning ring for rotating shaft of double shaft pugmill concrete mixer
Inventor: HARIMOTO TOSHIYUKI
IPC: B28C7/00
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To provide a cleaning ring for a rotating shaft which enhances an effect of cleaning the rotating shaft of a mixing blade by rotating it unevenly in engagement with the rotating shaft, widens the sphere of cleaning by making it swing to the right and the left horizontally and further reduces considerably cement balls formed in the circle of rotation of the mixing blade, in a double shaft pugmill concrete mixer. SOLUTION: The cleaning ring of the rotating shaft is engaged coaxially with the rotating shaft for a mixing unit of the double shaft pugmill concrete mixer. The inside diameter of the cleaning ring is made larger enough than the diameter of the outer circumference of the rotating shaft, and the ring is engaged rotatably with the shaft. The cleaning ring is provided with a means for fluctuating rotation which makes the engaged cleaning ring rotate to follow up the rotation of the rotating shaft, while fluctuating therewith, and a means for swinging rotation which makes the engaged cleaning ring rotate to follow up the rotation of the rotating shaft, while swinging to the right and the left horizontally.
Patent JP-2002036351-A (JP)
Title: Method for manufacturing form material made of plastics
Inventor: OHARA KOICHI
IPC: E04B2/86
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a form material made of plastics easily subjected to cutting processing. SOLUTION: The projected parts 12 of ribs 3 are fitted in the recessed parts 35 of a receiving tool 3, and flat parts 36 and flat parts 14 are respectively brought to a contact state and, thereafter, the whole is cut from above. Since a long sheet 10 is not fluttered at the parts of the ribs 3 at the time of cutting, the cutting of the long sheet 10 becomes easy.
Patent JP-2002045278-A (JP)
Title: Merchandise display stand
Inventor: MAKIDO WASHI
IPC: A47F5/00
Filed: 2000-08-02
Abstract: PROBLEM TO BE SOLVED: To achieve colors desired for clearly highlighting the merchandise. SOLUTION: A rear panel 2 is erected in the rear end part la in the rear of a base stand 1 mounted on an existing display shelf 5, and a subdivided shelf 3 for mounting the required merchandise is mounted on the base stand 1. The subdivided shelf 3 is made of a transparent synthetic resin and formed in steps, producing a required space S at the inner corner part formed by the base stand and the rear panel 3. In the rear of the subdivided shelf 3, a colored member 4 with a colored surface formed as a sheet makes a curved part 4a from the upper end part 2b of the rear panel 2 to the front end part 1b of the base board 1 in the space S.  Therefore, because of the curved part 4a of the colored member 4, the color of the colored member 4 is reflected together with the merchandise through the subdivided shelf 3 to the visual line of a consumer looking at the merchandise from above diagonally, so that the merchandise can be clearly highlighted. Further, if the colored surface of the colored member 4 has a luster, the light is reflected on the curved part 4a to make the color rise to the surface.
Patent JP-2002050259-A (JP)
Title: Lever switch
Inventor: TANIGUCHI YUICHI
IPC: H01H21/42
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a lever switch having an elemental structure, which comprises an adequate spring between the outer fringe of a case and an operating element, adds the operation load of the operating element to the operation load of the spring provided in the case (freely adjustable) by rotating upward and energizing the operating element with its elastic force, and thereby can meet the operation loads for various purposes. SOLUTION: The lever switch S has an elemental structure. In this case, the spring 6 is provided between a part 5 of the outer fringe of the case 1 and the operating element 4a of the lever 4, the operating element 4a is provided in the condition of being rotated upward and energized by the elastic force of the spring 6, and the elastic force of the spring 6 is made freely adjustable, and thereby the operating element 4a becomes freely adjustable for its upward- rotating force, and the lever switch S1 which can freely adjust the addition load P to the operating element 4a for the operation of switch-on or switch-off, that is, the operation load P, is provided to solve the problem.
Patent JP-2002050689-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: TSUKAMOTO KAZUHIRO
IPC: H01L21/306
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device, and its manufacturing method, in which proper isolation can be ensured between an upper line and a contact hole, even if the distance between the contact holes is decreased. SOLUTION: An interlayer insulation film 4 is formed on a silicon substrate 1 and then the interlayer insulation film 4 is etched and a contact hole 5 is made. Subsequently, a beveled part 6 is formed at the upper part of the contact hole 5. After a barrier metal 7 and a W film 8 have been formed on the entire surface, CMP is performed until there is no longer the beveled part 6 of the contact hole 5 in a region where the number of the contact holes 5 per unit area is high.
Patent JP-2002058163-A (JP)
Title: Method for determining frequency characteristic of electric power system
Inventor: TOKUDA HIROKAZU
IPC: G01R27/28
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a method for determining frequency characteristic of an electric power system suitable for discrete systems. SOLUTION: A command value (iC*) of signals for determining from determining signal generating circuit 21 is set to x[n] and the current (iSh) of an electric power system 2 is set to y[n]. x[n] and y[n] are subjected to Fourier transformation, and the amplitude of k-th order harmonics contained in the value DFT[rxy[m]] obtained by Fourier-transforming these cross-correlation functions is divided by the square of the k-th order amplitude of the command value (iC*). The thus obtained value is taken as the determined value for the k-th order gain/frequency characteristic.
Patent JP-2002018192-A (JP)
Title: Futon drying system
Inventor: NITATOUGE HIROSHI
IPC: D06F57/00
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a futon drying system which enables a user to effectively dry futons by forming the system in such a manner that sunbeams shine on the quilts as perpendicularly as possible by projecting the lower parts on the rear side of the quilts so as to effectively utilize the solar heat in order do solve the following problems with the conventional quilt drying system at veranda handrails, rods, etc.; generally, the quilts are merely hung and suspended but in this system the sunbeams shine diagonally on the quits or do not shine thereon at all by the height and direction of sun and the environmentally-friendly solar heat is not effectively utilized and the futon drying effect is poor. SOLUTION: The system which is equipped with protruding devices on the rear side of the futons and protrudes the lower parts on the rear side of the quilts by these devices in such a manner that the sunbeams shine perpendicularly on the futons as far as possible is adopted to efficiently dry the quilts by effectively utilizing the environmentally-friendly solar heat in the quilt drying at the veranda handrails, rods, etc.
Patent JP-2002054358-A (JP)
Title: Door panel
Inventor: KASASHIMA HIROTAKA
IPC: E06B3/70
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a door panel which has an internal panel mounted in a hole space formed in the center of the panel, wherein the form of the internal panel is varied to exhibit an appearance being full of variety. SOLUTION: According to the door panel, a frame 3 is mounted on the periphery of the internal panel 2, and the frame 3 is pinched by casings 4 and 4 arranged on the periphery of the hole space, whereby the internal panel 2 is mounted in the hole space.
Patent JP-2002057058-A (JP)
Title: Method for etching magnetic multilayer thin film including thin film of magnetic metal material
Inventor: EGAMI AKIHIRO
IPC: H01F41/30
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a method for etching which is suitable for fine processing of a magnetic multilayer thin film which is formed by laminating plural layers mainly of magnetic alloys, such as a TMR film required for producing MRAMs or high-density magnetic heads and especially which can be performed in a temperature range where the characteristics of the magnetic multilayer thin film can be maintained with no reattach. SOLUTION: The method for etching the magnetic multilayer thin film including thin films of magnetic metal materials is composed of a step of changing a film of magnetic metal material into a metal compound, a step of forming a complex by complexing the thin film of metal compound, and a step of sublimation for sublimating the complex. In this case, the etching is performed in such a way that the step of change of the thin film in magnetic metal is a rate-determining process.
Patent JP-2002057554-A (JP)
Title: Digital signal processor
Inventor: OGURI KAZUATSU
IPC: H03H17/00
Filed: 2000-08-11
Abstract: PROBLEM TO BE SOLVED: To provide a digital signal processor, with which the problem of limit cycle is solved in more simplified configuration. SOLUTION: In the digital signal processor provided with a digital filter part 3 equipped with a cyclic filter, when a zero data detecting part 2 detects zero data >= fixed time from input data A, a zero detection flag C is outputted, a coefficient value D of an attenuator part 4 is gradually decreased from 1.0 to 0 and when that coefficient value D becomes 0, the attenuator part 4 outputs a zero attenuate signal F. At such a time, a two-input NAND circuit 5 outputs a register clear signal G, registers 33 and 34 on the feedback side of the digital filter part 3 are cleared, output signals B thereof are turned to zero data and the coefficient value D of the attenuator part 4 is returned to 1. Thus, noises in no signal caused by the limit cycle can be avoided.
Patent JP-2002030603-A (JP)
Title: Gravel pitching (gingko application, scale application) of pin roller
Inventor: NIGEME HIDEMASA
IPC: E01C13/04
Filed: 2000-08-14
Abstract: PROBLEM TO BE SOLVED: To carry out gravel pitching (gingko application, scale application) which has not been conventionally and generally used because of no experienced workers, high cost, fear of differential settlement, etc., even though its beauty and environmental adaptability are recognized. SOLUTION: A principle of a way of making of each of curve groups and its rule concerning the magatame application and spiral application as pin roller arrangement endurable for appreciation and rich in changes are shown. An example of the magatama application by this rule is sown in a drawing 1. It is possible for anyone to easily pitch gravels by using the proposed rule at a working site. Additionally, a netting engineering method is shown in countermeasures for differential settlement of the pin rollers.
Patent JP-2002064014-A (JP)
Title: Superconductive current lead
Inventor: ANDO TOSHINARI
IPC: C23C14/14
Filed: 2000-08-16
Abstract: PROBLEM TO BE SOLVED: To provide a superconductive current lead which is high in reliability and formed by surely joining a cylindrical support member formed of low- thermal conductivity metal material such as stainless steel to unit conductors formed of oxide superconductive wires arranged on the circumferential surface of the support member by soldering. SOLUTION: A plurality of unit conductors 5 formed of oxide superconductive wires are arranged in array on the circumferential surface of a cylindrical support member 6 formed of low-thermal conductivity metal material such as stainless steel or titanium alloy, and the unit conductors 5 are superposed on the support member 6 in close contact with it and assembled into a superconductive current lead together with the support member 6. A metal thin film 7 of metal selected from gold, silver, copper, tin, zinc or their alloys high in solderability is formed by an evaporation or sputtering method on the surface of the support member 6 joined to the unit conductors 5, and then the unit conductors 5 are soldered to the support member 6 through the intermediary of the metal thin film 7.
Patent JP-2001072014-A (JP)
Title: Method and equipment for detecting completeness of bundle body
Inventor: VAN HOVE WILKE
IPC: B65B19/32
Filed: 2000-08-17
Abstract: PROBLEM TO BE SOLVED: To provide a method and equipment for detecting the completeness of a bundle body made of an article related to the tobacco processing industry, especially a bundle body made of a cigarette package. SOLUTION: The weight (a) of a bundle body 2 is detected, and the detected weight (a) is compared with a reference weight (d). For this purpose, equipment 1, provided with a comparator, a weighing means 32 combined with the comparator for detecting the weight of the bundle body 2, and a memory means combined with the comparator for memorizing the reference weight (d) of a complete bundle body, is so structured that the same can detect using the comparator whether the detracted weight (a) matches the reference weight.
Patent JP-2002059550-A (JP)
Title: Image recorder
Inventor: YAMAURA MASAAKI
IPC: B41J2/01
Filed: 2000-08-18
Abstract: PROBLEM TO BE SOLVED: To provide an image recorder superior in image-weatherability and in versatility of paper wherein a life of a print head is long and a line head can be realized at low cost. SOLUTION: There is disclosed the image recorder that performs recording of an image, by ejecting from a nozzle, a liquid drop wherein a pigment colorant is dispersed into an insulative electric viscous fluid in response to a recording signal. The image recorder comprises at least one stirring member for dispersing and charging the pigment colorant and a print head capable of applying an electric field for controlling a supplying quantity of the colorant to a portion in the vicinity of the nozzle. The colorant is selectively ejected from the nozzle by an electric charge generating means corresponding to the print head, thereby recording the image.
Patent JP-2002028679-A (JP)
Title: Cleaning device
Inventor: FUJIWARA MITSUHIRO
IPC: C02F3/06
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To provide a cleaning device with which dirty water in an oxidation ditch, a sedimentation basin, or like, can be effectively cleaned. SOLUTION: A dirty water-passable treatment vessel is installed in the oxidation ditch to clean the dirty water by putting specific microbes into the treatment vessel. The treatment vessel can be installed on the upstream side and/or the downstream side of another sewage treatment facility. The dirty water in the sedimentation basin can be cleaned by returning/introducing the sludge from the treatment facility installed on the downstream side of a settling basin, an aeration tank, or the like, to the treatment vessel which is installed on the upstream side of a sand collector of the sedimentation basin and into which the specific microbes are put.