baber/WOPTO huggingface dataset:
Patent JP-2001295506-A (JP)
Title: Seismic control damper and its manufacturing method
Inventor: SATO TAKANORI
IPC: E04H1/02
Filed: 2000-04-12
Abstract: PROBLEM TO BE SOLVED: To provide a seismic control damper capable of being simply applied to a wooden building at a low cost. SOLUTION: A pair of steel plates 1 and 2 respectively fixed to two members connected to each other in a joint section of a wooden framework are laminated in an in-plane relative rotatable manner by holding a viscoelastic material between both steel plates. The steel plates have body sections 1a and 2a for holding the viscoelastic material and mounting sections 1b and 2b fixed to two members. As a steel plate, plate-like steel plate, uneven-shape bent-up processed steel plate, L-shape bent steel plate, T-shape welded steel plate or the like can be adopted. The steel plates are mounted on two planes of structure on both sides of the joint section and are mounted on four planes of structure on the circumference of the joint section. A welded anchor hardware or a brace fixed harware can be set to the joint section between a column and a sill.  Both steel plates are clamped with an expansion stop bolt 7. A projection cut into the member surface layer section is provided in the mounting section, and a burr or a cut-off is used for a projection when a hole is formed. Both wood screw and adhesive are properly used for fixing.
Patent JP-2001293550-A (JP)
Title: Method and apparatus for producing microcrystalline ingot
Inventor: MASAKI AKITATSU
IPC: C22B9/04
Filed: 2000-04-13
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus for producing a micro crystalline ingot by which an alloy having high melting point can be melted by greatly reducing the ingress of impurities, and segregation and coarsening of grains when the molten metal is solidified, can effectively be restrained and as a result. A homogeneous and high strength large ingot can stably be produced in the whole body. SOLUTION: The apparatus is provided with a high frequency induction electric furnace 12 having a hollow crucible 12a opened at the lower part, an ingot case 14 positioned below the electric furnace and opened at the upper part and a throat 16 air-tightly connecting the lower opening part of the crucible with the upper opening part of the ingot case. Further, a crude material 10 whose components are adjusted and refined through a throat closing step S1, a crude material sealing-up step S2, an evacuating step S3, a crude material melting step S4, a plug melting step S5 and a rapidly solidifying step S6, is levitation-melted with the high frequency induction heating. Then, the plug in the throat is melted with the high frequency induction heating, and the molten metal is dripped into the ingot case through the throat and rapidly solidified and finely crystallized.
Patent JP-2001295630-A (JP)
Title: Exhaust emission control device for decomposing nox utilizing plasma
Inventor: KAWAMURA HIDEO
IPC: F01N3/02
Filed: 2000-04-14
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust emission control device decontaminating exhaust emission by causing SPM(suspended particulate matters), collected by a filter to react and disappear and decomposing NOX by means of a plasma. SOLUTION: In this exhaust emission control device, a pair of screens are located on both sides of a filter body forming the filter 3 and of a downstream- side catalyst carrier 55 with NOX decomposing the catalyst attached to it. Plasma energy causes reaction and disappearance of particulate matters collected by the filter 3 for regeneration of the filter 3, and decomposes NOX into N2 and O2 with the aid of the NOX decomposing catalyst. Plasma generators 1, 25 rectify power at a high voltage and generate plasma by means of alternate power generated through the on/off operation of signals from a high-frequency oscillator 20 through an interrupter 21.
Patent JP-2001295758-A (JP)
Title: Variable displacement swash plate type compressor
Inventor: NOSAKA MICHIYASU
IPC: F04B27/18
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To prevent noises during fluctuation of torque by holding a swash plate 101 in a predetermined condition even in minimum capacity operation in a variable displacement swash plate type compressor operable at minimum capacity. SOLUTION: A spring sandwiching the swash plate from both sides is adjusted at its abutting portion which abuts the swash plate, so that during operation at minimum capacity, a predetermined rotary moment is imparted to the swash plate while load in the direction of the axis of a shaft is balanced. The condition of the swash plate is maintained by the rotary moment.
Patent JP-2001297571-A (JP)
Title: Recording medium reproducing device, recording medium reproducing system, recording medium guiding information display method, and recording medium in which computer program is recorded
Inventor: GONDA MAYUMI
IPC: G06F17/30
Filed: 2000-04-17
Abstract: PROBLEM TO BE SOLVED: To obtain correct guiding information of a recording medium without troubling a user and to display it to the user. SOLUTION: When a disk number (i) is selected by a CD changer player 1, a CD 3i is set to a CD reproducing section 4, managing information of a read-in region is read and reproduced. A managing device 20 inputs managing information of the read-in region, retrieval key data is made from TOC information, after it is connected to an internet 40, it is connected to a disk guiding information data base server 50j, retrieval key data is transmitted and a candidate list of corresponding disk guiding information is replied, and displayed on a display 26. When a user selects a desired candidate out of the list, recording medium guiding information corresponding to a decided candidate is requested to a data base server 50j, when it is replied, it is outputted to the CD changer player 1, and displayed on a display section 10.
Patent JP-2001295738-A (JP)
Title: Fuel supply device for internal combustion engine
Inventor: HARADA AKINORI
IPC: F02M61/18
Filed: 2000-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a fuel supply device allowing smooth injection of fuel injected from a fuel injection valve disposed within an intake passage into a combustion chamber through an extension pipe. SOLUTION: The extension pipe 1a of the fuel injection valve 1 provided in a position upstream of an intake valve 5 is disposed approximately parallel to the inner wall part 4 of the intake passage 2 to minimize its projected cross- sectional area within the intake passage 2 to a minimize resistance to intake flow 3. Also, the extension pipe 1a is disposed in proximity to the inner wall part 4 of the intake passage 2 so that a fuel injection hole part 10 is located on an injection axis 6 brought close to the axis 8 of the intake valve 5.  When a spray of fuel 7 is injected into the combustion chamber 12 from that position, air-fuel mixtures 7a and 7b flowing into the cylinder of the combustion chamber 12 via the periphery of the bevel part 5a of the intake valve 5 more readily flow into the cylinder in a uniform fashion within an area downstream of the bevel part 5a of the intake valve 5. This has the effect of restraining the air-fuel mixtures 7a and 7b flowing into the cylinder of the combustion chamber 12 from clinging to the inner wall surface 9 of the cylinder.
Patent JP-2001026477-A (JP)
Title: Dielectric paste, member for display using the same and production of the member
Inventor: TANAKA AKIHIKO
IPC: H01J11/22
Filed: 2000-04-19
Abstract: PROBLEM TO BE SOLVED: To produce a member for a display in high yield, which is free from defects, by using the dielectric paste curable by heat. SOLUTION: A thermal polymerization initiator having half life of 10 h at 40 to 130 deg.C and being an initiator for radical polymerization, selected from organic peroxides (diisopropylperoxydicarbonate or the like), azo compounds [2,2-azobis(2,4-dimethylvaleronitrile) or the like] and an organic component having unsaturated groups comprising acrylic resin(methyl methacrylate or the like) are tncorporated in the dielectric paste. Then, the resulting dielectric paste is coated on a substrate of a display member and the coated film is cured by heating. Thereafter, a partition pattern is formed on the cured film, and the coated dielectric paste film and the partition pattern are simultaneously fired. Thereby, the dielectric layer protects electrodes formed on the substrate by covering them and improves the formability of the partition pattern formed on the dielectric layer.
Patent JP-2001303848-A (JP)
Title: Door stop
Inventor: YAGI KATSUMI
IPC: E05C17/56
Filed: 2000-04-19
Abstract: PROBLEM TO BE SOLVED: To provide a door stop capable of surely coming into face contact with a door even if the front of a part fixed to a floor is in a state to parallel with a wall. SOLUTION: The door stop is constituted of (a) a pedestal 1 placed on the floor, (b) a rotary body 2 supported by the pedestal 1 so as to make it possible to rotate around the approximately vertical shaft to the surface of the pedestal 1 and forming the contact surface capable of coming into contact with the door and (c) a cover 5 provided to the pedestal 1 and covering a part of the rotary body 2.
Patent JP-2001309312-A (JP)
Title: Jitter detection circuit
Inventor: URUSHIYAMA KENJI
IPC: H04L1/20
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a jitter detection circuit for detecting the degree of cycle- to-cycle jitter. SOLUTION: This jitter detection circuit is provided with a plurality of phase difference detecting means for detecting a prescribed phase difference with respect to the reference clock of a measurement object signal and outputting the phase difference as a phase difference detection signal, a plurality of phase difference state change detecting means for respectively being connected to the post stages of the respective phase difference detecting means, detecting the change of each cycle of the phase difference detection signal and outputting the phase difference detection signal as a phase difference state change detection signal, and a 1st deciding means for outputting a jitter detection signal in accordance with at least one phase difference state change detection signal or more. Prescribed phase differences detected by the plurality of phase difference detecting means are different from one another.
Patent JP-2001308013-A (JP)
Title: Exhaust control mechanism for semiconductor manufacturing apparatus
Inventor: YAMADA MASATAKA
IPC: H01L21/3065
Filed: 2000-04-20
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust control mechanism for semiconductor manufacturing apparatus which can adjust the pressure of a fluid in a treatment chamber with an inexpensive constitution, which hardly causes troubles. SOLUTION: A vacuum device 11 works for exhausting the gas in the treatment chamber of a semiconductor device manufacturing apparatus (not shown). An arithmetic unit 12 receives an order to control the pressure in the treatment chamber. The vacuum device 11 is controlled for the number of revolutions of its pump by the instruction received by the unit 12. A pressure gauge 13 measures the pressure in the treatment chamber. The measurement data obtained by means of the pressure gauge 13 are fed back to the unit 12. Namely, the unit 12 changes the number of revolutions of the pump of the vacuum device 11, so that the pressure in the treatment chamber becomes a prescribed value.
Patent JP-2000341057-A (JP)
Title: Mobile station adopting use of single end type of differential output amplifier for low output power
Inventor: LIMATAINEN JUKKA
IPC: H03F3/60
Filed: 2000-04-19
Abstract: PROBLEM TO BE SOLVED: To provide an enhanced high frequency transmitter power stage for a battery-driven mobile terminal station that can provide a plurality of output power levels while maintaining excellent linearity and power conversion efficiency. SOLUTION: The enhanced high frequency transmitter power stage is provided with 1st and 2nd amplifiers A1, A2 each of which has an input and an output and which are driven by signals with the same level however having a phase difference other than zero from respective signal sources and with a 3-terminal output network 14a having a 1st input node connected to an output of the 1st amplifier, a 2nd input node connected to an output of the 2nd amplifier and an output node connected to a load.  The output network is configured to be in operation in a 1st balanced operation mode where the output network couples output signals from both the 1st and 2nd amplifiers at the same phase and outputs the signal to the output node and in a 2nd unbalanced operation mode where the output network gives a prescribed amount of a loss to the output signal from either of the amplifiers and outputs the resulting signal to the output node.
Patent JP-2001305532-A (JP)
Title: Method for manufacturing reflection type liquid crystal display device and reflection type lcd display device and portable equipment using the same
Inventor: ORITA YASUSHI
IPC: G02F1/1335
Filed: 2000-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a reflection type liquid crystal display device having a reflection plate such that a process of forming a rugged pattern is simple and easily controlled and the plate has reflection characteristics with, good reproducibility. SOLUTION: The rugged pattern is formed by exposing a photosensitive resin to light while continuously changing the quantity of exposure light so that the angles or the like in the curve of the rugged pattern are controlled by changing the quantity of exposure light.
Patent JP-2001310265-A (JP)
Title: Nonwoven fabric roller, method for manufacturing it, and method for preliminarily polishing metal plate for printing plate
Inventor: ENDO MASAHIRO
IPC: B41N3/04
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To form uniform polishing face on a web from starting of a nonwoven fabric roller. SOLUTION: The nonwoven fabric roller 12 is sued for preliminary polishing performed as a pretreatment for surface roughening of the web W. In this nonwoven fabric roller 12, nonwoven fabric rings 26 piled up in an axial direction of core 20 form a circular arc surface-like polishing face. The nonwoven ring 26 contains abrasives 22. Since end of fiber of the nonwoven fabric positioned on the polishing face is divided by a diamond dresser 28 to be a slopingly truncated cylindrical shape, the abrasives 22 are prevented from twining around the fiber and prevented from becoming difficult to come out. The abrasives 22 are more surely exposed from the start of the preliminary polishing when compared with the fiber with a cylindrical end, and the uniform polishing face can be provided to the web W and the web W with a bad polishing face can be reduced.
Patent JP-2001312549-A (JP)
Title: Service order-receiving system, its method and server
Inventor: ISHIKURA HIROSHI
IPC: G06Q50/00
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a service order-receiving system by which a service offerer provides service-providing possible days at his discretion, and a service recipient can select a requested day from possible days. SOLUTION: A service agency terminal 107 sets service-providing possible days and time periods and service-providing possible number on a server 103. A user terminal 102 displays service-providing possible day and time periods and service-providing possible remained number, and enters service-providing request day and time periods so as to transmit to the server 103. The server 103, if the service-providing possible remained number for the service-providing requested day and time periods is one or more, transmits a recipient information input screen to the user terminal 102. The recipient information inputted in the recipient information input screen at the user terminal 102 is transmitted from the user terminal 102 to the server 103. The server 10, based on the requested day and time periods and the recipient information, produces order- receiving data.
Patent JP-2001318139-A (JP)
Title: Signal transmission circuit and measuring device comprising the same
Inventor: MATSUMURA TAKESHI
IPC: G01N29/44
Filed: 2000-05-01
Abstract: PROBLEM TO BE SOLVED: To reduce an internal impedance of a signal transmission circuit comprising a switch circuit for selectively blocking transmission according to input signal while off isolation is improved. SOLUTION: The switch circuit is provided where a first signal inputted into an input end 2 is transmitted to an output end 6 while a second signal inputted into the input end 2 is prevented from transmitted to the output end 6. Here, the switch circuit comprises a pair of semiconductor elements D1 and D2 having PN junction connected in series for inverted polarity, and a control circuit (Q3, Vp and Vc) for selectively applying forward bias and reverse bias to the pair of semiconductor elements A1 and A2 based on the signal applied to the input end.
Patent JP-2001278287-A (JP)
Title: Powder leak or blowing preventive paper bag having inside and outside layers shifted from each other
Inventor: KOSAKA KAZUAKI
IPC: B31B41/60
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a powder leak or blowing preventive paper bag whose inside layer and outside layer are shifted from each other and whose effective area for filling is increased. SOLUTION: At the same position of a blow side inner layer diagonal line folding part and a blow side outer layer diagonal line folding part Zao, a deep lengthwise cut line is formed. The inner layer diagonal line folding part is made to protrude from the outer layer diagonal line folding part Zao. Between a valve paper 3 and a blow side inner layer first line folding part Xai, the blow side inner layer diagonal line folding part and the blow side outer layer diagonal line folding part Zao, a blow opening 5 is formed. Then, each blow side second line folding part superimposed is pasted, and in doing so, on the face of the blow opening 5 side of the valve paper 3, hot melt 3 hm is applied for making it possible to adhere with the second line folding part and the folding part Zao by a hot press roll.
Patent JP-2001320347-A (JP)
Title: Method and device for estimating w-cdma transmission speed
Inventor: SATO TAKESHI
IPC: H04J13/00
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To drastically reduce the time needed for transmission speed estimation processing. SOLUTION: An adder 13, a comparison selecting part 14 and a path metric storing part 15 perform an ACS operation, a path metric comparing part 16 selects the maximum path metric from among path metrics in respective states at the time of a node and a maximum path metric storing part 17 stores the maximum path metric. The maximum path metric is performed about a plurality of node points of times, the part 16 selects the maximum path metric at its TRC and stores the maximum path metric in the part 17. An estimating part 18 compares the maximum path metrics of the respective TFCs calculated in this way, and a desired estimation transmission speed is obtained by selecting TFC contents, when the maximum path metric value is obtained among the maximum path metrics.
Patent JP-2001293104-A (JP)
Title: Method of turning polychlorinated biphenyl oil to resource
Inventor: KAIZUKA YASUHIRO
IPC: C04B5/06
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To provide a method to make polychlorinated biphenyl (PCB) harmless by a 2-step treatment to produce a reaction product usable as a material. SOLUTION: A chemical decomposing process, a granulating process, and a thermal decomposing process are orderly executed in this method. The chemical decomposing process is to decompose PCB oil b into powder e containing a metal salt using a decomposing action and an exothermic reaction of Ca, the main component of a decomposing agent a. The granulating process is to solidify the powder e produced by the chemical decomposing process into pellets i. The thermal decomposing process is to melt the pellets i and glass cullet j under a temperature over the thermal decomposing point of PCB into slug k to melt and unify pellets i and glass cullet j. Slug k obtained in the thermal decomposing process is cooled down into a solid material l which is crushed to be recycled as a building material, etc.
Patent JP-2001028451-A (JP)
Title: Photo-electric element and its mounting method
Inventor: YASUJIMA FUMITAKA
IPC: H04N5/335
Filed: 2000-05-10
Abstract: PROBLEM TO BE SOLVED: To use a back light incidence structure, and to mount a photo-electric element while its face faces down by providing a PAD for mounting the photo-electric element being formed on a transparent substrate to a mounting substrate while its face faces down. SOLUTION: In the photo-electric element, a material 23 for connection is provided via a PAD 23 for electric connection in an Si layer 22 being formed on an underlying transparent substrate 20 by sapphire. Therefore, in the photo-electric element being directly formed on a transparent substrate 25 such as the sapphire, there is no absorption on the transparent substrate 20 of a back surface, and light directly reaches a photo-electric layer, thus improving sensitivity.  Also, by mounting the photo-electric element while its face faces down, the underlying transparent substrate 20, especially the sapphire, can be used not only as an underlying substrate, but also as a high-performance window material for allowing the light to go into and out, thus eliminating the need for another window material, an accommodation container, and a bonding wire, and achieving simple mounting at low costs. Especially, the element is optimum as a high-speed light response element required in high-speed light communication.
Patent JP-2001053178-A (JP)
Title: Electronic component with electronic circuit device sealed and mounted on circuit board, and manufacture of the electronic component
Inventor: YATSUDA HIROMI
IPC: H05K3/34
Filed: 2000-05-10
Abstract: PROBLEM TO BE SOLVED: To provide an electronic component having structure capable of eliminating effectively gas generated, at fusion-welding of a sealing wall. SOLUTION: A board 10 is provided with bumps 28, 30, 32, 34, and has aperture parts 36, 38, 40, 42 at positions which face electrode pads, on which bumps of a board 22 are mounted. The board 10 and the board 22 are assembled by fusion-welding a sealing wall 26 on the board 22. When the sealing wall 26 is fusion-welded, although gas is generated, the generated gas can be effectively eliminated from the aperture parts 36, 38, 40, 42.
Patent JP-2001320428-A (JP)
Title: Measurement device for modulator and its measurement method, and recording medium
Inventor: NAOI SHIGEO
IPC: H04L27/18
Filed: 2000-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a measurement device for modulators that can quickly and accurately adjust modulators at a low cost. SOLUTION: The measurement device for modulators is provided with an oscillator 1, a frequency divider 2, a 4-phase modulation pattern generator 3, S/P converters 4a, 4b, a vector network analyzer 6, a modulator 5 as a measurement object, and terminals 11, 12, 13, 14 used to interconnect each section of the measurement device. Then the oscillator 1, the frequency divider 2, and the 4-phase modulation pattern generator 3 are respectively operated to generate a 4-value fixed pattern, the S/P converters 4a, 4b convert the 4-value fixed pattern into 8-bit parallel data suitable for an input section of the modulator 5 and supply the data to the modulator 5.  The modulator 5 is operated to generate a modulation output by the 4-value fixed pattern and generates a non- modulation output, the vector network analyzer 6 receives both the outputs to measure a modulation error, calculates an amplitude error and a phase error and a display section 7 displays the result of measurement on the basis of the calculated amplitude error and phase error.