baber/WOPTO huggingface dataset:
Patent JP-2001262508-A (JP)
Title: Method and device for constructing thin layer pavement on existing road
Inventor: TANAKA TOMOHIKO
IPC: E01C7/35
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for constructing a thin layer and high quality paved layer on an existing road. SOLUTION: This method of improving an existing road by uniformly laying down a pavement material formed of aggregate, stone dust, and binder containing asphalt on an existing road surface paved with asphalt in the state of remaining spaces between the aggregate so as to improve an existing road, comprises the steps of heating the existing road surface layer, scratching the existing road surface layer, feeding the pavement material onto the material of the scratched existing road surface layer after heating, and uniformly laying down the fed pavement material by stamping. The existing road surface is softened by heating, and the pavement material is uniformly laid down on the road surface. As a result, a thin layer pavement is laid.
Patent JP-2001266765-A (JP)
Title: Color-selecting electrode for color cathode-ray tube, and color cathode-ray tube using the same
Inventor: SHINODA MASAKI
IPC: H01J29/07
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a color cathode-ray tube, using a color-selecting electrode having a damper wire mounted, offering quality image, while reducing deterioration of image quality resulting from the shadow of the damper wire on an electron beam, and to provide the color-selecting electrode for the color cathode- ray tube. SOLUTION: The color-selecting electrode 4 for the color cathode-ray tube comprises the damper wire 9, mounted on a metal tube 7 having plural lines of stripe slits. The damper wire 9 is formed of a tungsten alloy wire which is obtained by adding a metal material to tungsten (W) for increasing the tensile strength.
Patent JP-2001262063-A (JP)
Title: Inorganic coating material which may form photocatalytically active coating film and coating process using the same
Inventor: NODA KAZUAKI
IPC: B05D7/24
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a coating material which may form a coating film which exhibits an excellent coating film performance, has a photocatalytic activity and exerts an excellent ability to decompose nitrogen oxides within air, resistances to exposure and stain and antibacterial property. SOLUTION: The inorganic coating material which may form a photocatalytically active coating film contains [I] a dealcoholization condensate of a mixture containing, based on 100 pts.wt. (A) alkylarylalkoxypolysiloxane having a weight average molecular weight of 500 to 4,000 and an alkoxy group content of 10 to 30 wt.% 5 to 1,000 pts.wt. (B) alkyltrialkoxysilane condensate and, based on 100 pts.wt. total of components (A) and (B), 3 to 100 pts.wt. (C) epoxy group-containing alkoxysilane, and [II] a photocatalytically active titanium oxide. In a process for forming the photocatalytically active coating film, the inorganic coating material which may form a photocatalytically active coating film is applied onto the article to be coated.
Patent JP-2001267005-A (JP)
Title: Waterproof dummy connector
Inventor: MURAKAMI TAKAO
IPC: H01R13/443
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To reducte cost by reducing the number of parts from two to one and reducing assembly cost and parts cost. SOLUTION: The waterproof dummy connector to fill a fitting hole 21 with, in place of a male connector, at the side of a female connector 20 for fitting with a male connector, a dummy connector main body 11 for filling the fitting hole by being inserted into it and a sealing part 12 for closely contacting with an inner periphery face 21a of the fitting hole are integrally molded with thermoplastic elastomer resin.
Patent JP-2001271283-A (JP)
Title: Method for twisting with fine wire
Inventor: YOSHIDA MASAKI
IPC: D07B3/08
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To efficiently twist relatively fine wire having relatively high elasticity in good appearance. SOLUTION: This method for twisting fine wire comprises giving twisting- back to each of a plurality of and relatively fine raw wires having high elasticity and then twisting them together. The twisting method is characterized by setting the ratio N1:N2:N3 to -(0.4 to 0.7): 1: (0.8 to 0.95) wherein positive or negative sign represents a rotation direction, when twist frequency c>f twisting- back of raw wire 11, 12 or the like is defined as N1 and twist frequency of intertwisting is defined as N2 and twist frequency of winding is defined as N3 and adequately selecting values within the above range according to material of each raw wire, outside diameter, the surface state, linear velocity and the extent of rotation number of twisting.
Patent JP-2001274519-A (JP)
Title: Substrate for semiconductor element, method for manufacturing the same and semiconductor element using the same
Inventor: FUKUNAGA TOSHIAKI
IPC: H01L21/205
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To manufacture a flat substrate for a semiconductor element with less defects by simple processes. SOLUTION: An AlN buffer layer 12 is formed with the film thickness of about 20 nm at a temperature 500 deg.C on a 6H-SiC substrate 11, then the temperature is turned to 1050 deg.C and a GaN layer 13 is grown for about 3 μm while doping In. Thereafter, an SiO2 film 14 is formed, resist 15 is applied and then, formation is performed with the interval of about 30 μm so as to leave the SiO2 film of the width of 5 μm. The GaN layer 13 and the buffer layer 12 are removed to the substrate 11 by dry etching with it as a mask and rectangular groove stripes are formed. After removing the resist 15 and the SiO2 film 14, the GaN layer 16 is crystal-grown.  Thereafter, the SiO2 film 17 is formed and patterning is performed so as to leave the SiO2 film 17 to cover from the outer side of about 1 μm of the upper end of the GaN layer 13, for which the In of a high dislocation density is doped to the upper part of the GaN layer 13 and the upper part of the intermediate distance of the adjacent GaN layer 13. The GaN layer 18 is grown to cover the SiO2 film 17 by selective growth. Then, the GaN layer 19 is grown while doping the In.
Patent JP-2001274096-A (JP)
Title: Nitride-family semiconductor device and its manufacturing method
Inventor: KANO TAKASHI
IPC: H01L33/00
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device that has a number of element characteristics by reducing lattice defects, and at the same time can be manufactured at low costs, and its manufacturing method. SOLUTION: When a semiconductor laser element 500 is to be manufactured on a sapphire substrate 1, a buffer layer 2, a first undoped GaN layer 3, a first superlattice defect reduction layer 30, a second undoped GaN layer 4, a second superlattice defect reduction layer 40, a third undoped GaN layer 5, a third superlattice defect reduction layer 50, and a fourth undoped GaN layer 6, are successively grown, and element structure 100 is manufactured on the layers. In the first to third superlattice defect reduction layers 30, 40, and 50, five pairs where an InGaN film and an AlGaN film are formed in a pair in this order are laminated.
Patent JP-2001272728-A (JP)
Title: Film feeding device
Inventor: SAITO IKUYA
IPC: G03B27/32
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a film feeding device for feeding original film where plural frames continue to the reading area of a scanner by straightening the curl of the original film without attaching the film to a film holder. SOLUTION: In this film feeding device 100 of a film scanner 200, a film feeding path 120 is formed to lead to an aperture 121 from a film insertion port 110. Driving feeding rollers 132 and 133 are arranged at the position near to the port 110 of the aperture 121. The path 120 is bent at a position near to the port 110 side from the rollers 132 and 133. A 1st auxiliary roller 131 is arranged at a position where it abuts on the image area 1A of the film near the bent part 120A of the path 120. At the time of feeding, the original film 1 is slightly pressed by the roller 131 and bent at the bent part 120A, so that its curl is straightened.
Patent JP-2001273359-A (JP)
Title: Support system for selection of illumination plan
Inventor: YONEDA SATSUKI
IPC: G06Q50/00
Filed: 2000-03-28
Abstract: PROBLEM TO BE SOLVED: To provide a support system for selection of an illumination plan to enable a user to easily select an illumination plan to realize an illuminated space imaged by the user. SOLUTION: The entire system indicates structure and is constituted of a terminal 1 consisting of a multipurpose computer such as a personal computer provided at a user's house or shops, etc., and a support device 3 for selection of the illumination plan to be connected with the terminal 1 through the Internet 2. A homepage can be browsed by the terminal 1 by a browser installed in it and the illumination plan can be outputted on the browser by accessing the support device 3 for selection of illumination plan as a server placed at a specified place by the browser on the Internet. The support device 3 for selection of illumination plan generates and output computer graphics in which an illumination state of the illumination space is simulated in real time on the basis of the illumination plan to be outputted.
Patent JP-2001285087-A (JP)
Title: Mobile communications equipment
Inventor: NAKAMURA SHIGEKI
IPC: H04B7/26
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide mobile communications equipment which attains power saving, without causing deterioration of communication performance. SOLUTION: This equipment performs radio communication in a frame unit provided with a plurality of transmission blocks, consisting of a transmission information part and a control data part for the transmission information part, and has a transmission level-adjusting means for making the respective transmission levels of the transmission information part and the control data part different from each other.
Patent JP-2001283492-A (JP)
Title: Disk device
Inventor: OSAWA AKIYOSHI
IPC: G11B17/056
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To ensure the smooth loading of a disk with a disk device which places a disk on a tray and loads and ejects the disk. SOLUTION: A frame 8 which exists above a clamper 5 for chucking the disk between itself and a turntable 4 is composed of a magnetic material and the projecting part 4a of the turntable 4 is provided with a magnetic material section 4c. A first magnet 10 which arranges the clamper 5 for generating a magnetic field in a direction orthogonal with the disk surface on the surface of the frame 8 or the projecting part 4a of the turntable 4 is mounted within the clamper 5. A second magnet 12, which generates a magnetic field in a direction opposite to the first magnet 10 and energizes the clamper 5 having the first magnet 10 to the frame 8 side, is mounted at the end of a tray 3 which precedes in loading. As a result, the disk 1 may be smoothly loaded and chucked without coming into contact with the disk 1 or the tray 3.
Patent JP-2001298478-A (JP)
Title: System and method for decision-making path control
Inventor: OHASHI YASUHARU
IPC: H04L12/28
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a system that uses a 1st path for a normal path and selects a 2nd path on the occurrence of a path fault or a specific condition, where the 1st path and the 2nd path differ from in channel rate, channel cost, reliability and communication amount. SOLUTION: Using a conventional protocol, such as the routing protocol, the SNMP and the ICMP builds up an IP network so as to switch a path under the specific condition as soon as a path fault takes place, without the arrangement of a specific router depending on a network system decided to be a supervisory object in advance, or depending on a state supervision of a computer.
Patent JP-2001285947-A (JP)
Title: Mobile telephone set
Inventor: MATSUO TORU
IPC: G06F3/0485
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a mobile telephone set by which a user can greatly move display contents on a display screen without the need for using an exclusive button with a simple operation when the use desires it. SOLUTION: When the user keeps depression of any of mobile buttons on an operation section 19 longer than a prescribed time, a depression state discrimination section 141 sets a repetitive movement mode. Under the repetitive movement mode, a display control section 144 repetitively moves display contents on a display section 15 at time intervals in response to the instruction of a repetitive control section 142.
Patent JP-2001275429-A (JP)
Title: Root vegetable harvester
Inventor: AZUMA HIRONOBU
IPC: A01D27/00
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a root vegetable harvester which can carry the root vegetables whose leaf portions are cut in a harvest portion, with a grading conveyer in a state substantially contaminated with waste leaves and has a relatively simple structure in comparison with the functions. SOLUTION: This root harvester is manufactured by disposed a grading conveyer 48 on the lateral side of a root vegetable conveyer 40 for carrying the leaf portion-removed root vegetables from a harvest portion 10 to the rear portion of the frame and disposing a guide roller 57 for transferring the root vegetables from the root vegetable conveyer 40 to the grading conveyer 48 during the carriage of the root vegetable conveyer 40. The waste leaves carried from the harvest portion 10 are dropped from the guide roller 57 of the root vegetable conveyer 40 to the carrying downstream side through a chute, and the waste leaves are dropped from the root vegetable conveyer 40 to the lateral outer side at the carrying final end side of the root vegetable conveyer 40.
Patent JP-2001277915-A (JP)
Title: Transmission device and shock absorbing damper stopper
Inventor: IWASAKI AKINARI
IPC: F16H25/20
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a transmission device provided with a shock absorbing damper stopper capable of exerting characteristics against compressive load and torsional load and having high durability. SOLUTION: This damper stopper 7 for shock relaxation has: first and second metal plates 7b and 7c arranged in parallel; a resilient member 7a1 integrally formed between the first and second metal plates 7b and 7c; and a first and second film parts 7d1 and 7d2 integrally formed by convering the side face parts of the first and second metal plates 7b and 7c. This transmission device 1 is provided with the shock absorbing damper stopper 7.
Patent JP-2001282998-A (JP)
Title: Service system
Inventor: MIYAHIRO EIICHI
IPC: G06F21/44
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a service system which can prevent illegal use. SOLUTION: When the supply of the service of a service supply device 29 is received by a portable telephone set 28, the portable telephone set 28 transmits the use request of a desired service content and information on a service level which is made to correspond to it to a user certification device 23 through the Internet 36. The user certification device 23 receiving the information decides a necessary certification key by an evaluation table 25 based on the service level and the IP address of a transmission source and requests the transmission of the certification key to the portable telephone set 28. When the certification key can be obtained, the user certification device 23 certifies a user and transmits the result to the service supply device 29. The service supply device 29 supplies service to the portable telephone set 28.
Patent JP-2001284233-A (JP)
Title: Reduction projection exposure system and method
Inventor: UCHIYAMA TAKAYUKI
IPC: H01L21/027
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a reduction projection exposure system and a method, where an alignment operation of high accuracy can be carried out to make a measurement difference between wafers smaller, and superposition accuracy can be kept high. SOLUTION: A reduction projection exposure system is equipped with a wafer stage 8 on which a wafer 11 with an alignment mark on its surface is placed and an alignment measuring device 10 which measures the position of the wafer 11. The measuring device 10 is equipped with a light source 20, a cylindrical lens 21 on which outgoing light 30 projected from the light source 20 is incident, a half mirror 23 which irradiates the wafer 11 with the outgoing light 30, a lens 24 which concentrates an alignment beam on the alignment mark 27, a drive device which drives the beam 31 to scan, a lens 24 which collects the diffracted light of the alignment mark 27, a filter 25, and an alignment signal detector 26. A rotary drive mechanism 22 is provided to the lens 21 to change its direction.
Patent JP-2001284688-A (JP)
Title: Optical amplifier
Inventor: MATSUURA HIROSHI
IPC: H04B10/293
Filed: 2000-04-03
Abstract: PROBLEM TO BE SOLVED: To provide an optical amplifier of less gain wavelength dependency within a usage environment temperature range. SOLUTION: The optical amplifier comprises an erbium-added optical fiber 3, and a gain flattening filter 2 for reducing the gain wavelength dependency characteristics of the erbium-added optical fiber 3. The gain flattening filter 2 is formed by arranging four crystal etalon filters 1a-1d in non-equilibrium state with an interval while filter surfaces faced each other. Since the gain flattening filter 2 is constituted with the crystal etalon filters 1a-1d whose physical property is different from quartz used as an etalon filter so far, the gain wavelength dependency and temperature dependency of the erbium-added optical fiber 3 are reduced.
Patent JP-2001289698-A (JP)
Title: Level sensor
Inventor: TANAKA KOJI
IPC: G01F23/56
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To surely sense the position of a level with reference to a prescribed position. SOLUTION: The level sensor is provided with a translucent tube 71 to which a liquid inside a tank 2 is guided. The level sensor is provided with floats 72 which are installed inside the tube 71 so as to be freely movable and whose specific gravity is smaller than that of the liquid. The level sensor is provided with stoppers 71a which are installed in prescribed positions inside the tube 71 and which stop the floats 72 from moving upward. The level sensor is provided with position sensors 7 which sense the floats 72. The position sensors 7 are constituted so as to be installed in positions which sense the floats 72 stopped at least by the stoppers 71a.
Patent JP-2001291388-A (JP)
Title: Dll circuit, semiconductor device using it, and timing generating method
Inventor: GOTO KEISUKE
IPC: H03K5/13
Filed: 2000-04-05
Abstract: PROBLEM TO BE SOLVED: To output quickly a signal by enabling to advance a phase slightly and exactly without depending on a clock frequency. SOLUTION: A DDL circuit is provided between a first node and a second node, and the circuit is provided with a delay circuit in which a reference clock signal supplied to the first node is delayed based on a delay control signal and first to nth (n: integer of 2 or more) internal clock signals are generated. The first internal clock signal is outputted from the second node, the second to the nth internal clock signals are outputted from the delay circuit without passing through the second node, the (m+1)th (m: internal of 1 or more and m<=(n-1)) internal clock signal is advanced from the mth internal signal by the prescribed phase difference.  Also, the DLL circuit is provided with a phase comparing circuit which inputs the reference clock signal from the first node, inputs the first internal clock signal from the second node, and outputs phase difference between the inputted reference clock signal and the inputted first internal clock signal, and a delay control circuit for outputting the delay control signal to the delay circuit based on the phase difference from the phase comparing circuit.
Patent JP-2001232398-A (JP)
Title: Two-tank drum type sludge treating machine
Inventor: KUSUNOKI TAKATOSHI
IPC: C02F11/00
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To shorten a treating tank compared with the conventional one and use a two-tank drum type sludge treating machine even as the movable one to be carried in a site. SOLUTION: The treating vessel is shortened compared with the conventional one by using two tanks as the treating tank, installing a roll screen 1 additionally and making the treating mechanism of the treating vessel plural.
Patent JP-2001287185-A (JP)
Title: Robot for bending machine
Inventor: IMAI KAZUNARI
IPC: B25J15/00
Filed: 2000-04-10
Abstract: PROBLEM TO BE SOLVED: To provide a robot for a bending machine that can shorten cycle time and can widen the area of machining by preventing interference with the machine. SOLUTION: A work suction device 43 arranged on a robot head 39 holds a workpiece W and feeds and positions it to and in a bending machine 1, which in turn bends one side of the workpiece W held in place. After the machining of the one side of the workpiece W, a vertical swing mechanism 59, 61 swings the work suction device 43 into an inverse position, and a joint plate 87 is rotated to place it into an another inverse position, before the next machined side of the workpiece W is fed to and positioned in the bending machine 1.
Patent JP-2001289722-A (JP)
Title: Contact force sensor
Inventor: TOSAKA YUJI
IPC: A61M25/00
Filed: 2000-04-10
Abstract: PROBLEM TO BE SOLVED: To provide a contact force sensor capable of detecting contact accurately, regardless of the contact angle of an object with a sensor. SOLUTION: This contact force sensor has a elastic member layer (silicone rubber layer 2202), a thin-film substrate (silicone membrane 2203) formed on the elastic member layer, a diffused resistor strain gage formed on the membrane substrate, for detecting deflection of the membrane substrate, and a pressure receiving part 2204 covering a part or the whole membrane substrate for receiving a contact pressure. In the sensor, the pressure receiving part 2204 has projections formed on substantially both the end position parts in the reference direction of the membrane substrate.
Patent JP-2001295268-A (JP)
Title: Cut-off construction method
Inventor: MONMA TSUNEMI
IPC: E02D5/14
Filed: 2000-04-11
Abstract: PROBLEM TO BE SOLVED: To provide a cut-off construction method for positively stopping water at a construction joint part of an underground erected body or a joint part of an underground construction with high work efficiency. SOLUTION: A steel pipe 16 is disposed along the vicinity of the construction joint part of the underground erected body (a steel pipe sheet pile 10) or the joint parts 12, 12 of the underground construction, and after a bag material filled with a cut-off material and having properties which are permeable or dissolved or decomposed in the ground, is enclosed in the steel pipe 16, the steel pipe 16 is pulled out of the underground to leave the bag material filled with the cut-off material, underground. Underground water and the cut-off material rapidly react on each other, so that a gel material percolates around the construction joint part or the joint parts so exhibit a water stop effect.