baber/WOPTO huggingface dataset:
Patent JP-H09173346-A (JP)
Title: Optical fiber type laser operation system
Inventor: TANAKA AKIO
IPC: A61B18/20
Filed: 1995-12-27
Abstract: PROBLEM TO BE SOLVED: To provide a miniaturized, lightened and portable optical fiber type laser operation system with satisfactory wavelength selectivity concerning a laser operation system to be used for medical laser beam treatments. SOLUTION: This system is provided with semiconductor laser elements 1-1 and 1-2 having the plural emission parts of different oscillation wavelength, short diameter light transmission path 3-1, 3-2 and 3-3 for transmitting emitted laser beam, bundle cable 4 bundling these light transmission paths, condenser unit 6 and optical fiber 7 for guiding laser beam to a site 8 to be irradiated. Thus, the miniaturized, lightened and portable optical fiber type laser operation system, by which a power source and a system cooling mechanism can be remarkably simplified and responsiveness is improved as well, with satisfactory wavelength selectivity can be provided.
Patent JP-H05170887-A (JP)
Title: Polyester resin for adhesive and preparation thereof
Inventor: OHASHI TOSHIYA
IPC: C09J167/00
Filed: 1991-12-19
Abstract: PURPOSE:To provide a polyester resin for adhesives which has excellent adhesiveness and is less colored, and a process for preparing the resin. CONSTITUTION:A polyester resin for adhesives, of which the monomer components are an aromatic dicarboxylic acid or a lower alkyl ester thereof and a 4-20C aliphatic dicarboxylic acid, one or more glycols and 4- acetoxybenzoic acid. The resin is obtained by subjecting these components to esterification or transesterification and then to polycondensation.
Patent JP-H05171020-A (JP)
Title: Preparation of thermoplastic resin composition
Inventor: KAWAI MICHIO
IPC: C08K5/521
Filed: 1991-12-19
Abstract: PURPOSE:To prepare the title compsn. which is well balanced among the properties, such as thermal stability, clarity, and resistance to heat and chemicals in an industrially advantageous manner. CONSTITUTION:The title process comprises the first step wherein 100 pts.wt. mixture of a polycarbonate resin with a polyethylene terephthalate resin in a wt. ratio of (60:40)-(20:80) is melt mixed in the presence of 0.001-0.1 pt.wt. transesterification catalyst, and the second step wherein the former resin and/or the latter is added to the resulting melt mixture if necessary to adjust the wt. ratio of the former resin to the latter to (50:50)-(80:20). 100 pts.wt. resulting mixture is melt mixed in the presence of 0.005-0.5 pt.wt. thermal stabilizer.
Patent JP-H05175200-A (JP)
Title: Gold bump formation method
Inventor: MURAYAMA KEIJI
IPC: H01L21/60
Filed: 1991-12-19
Abstract: PURPOSE:To provide a gold bump formation method able to make a sensitive resist protecting a gold bump needless so as to save a photolithography of the sensitive resist while improving efficiency of forming the gold bump, performing no etching of the gold bump, sharply reducing generation of an inferior bump and improving reliability at the time of mounting a semiconductor element. CONSTITUTION:After forming a gold bump 7 on an electrode pad 2 of the peripheral parts of the respective chips on a wafer having palladium as the barrier metals, the barrier metals 4, 5 excepting the underside of the gold bump 7 are removed by etching by using an etching liquid consisting of mixed acid, in which hydrochloric acid and nitric acid are mixed at the rate of 5:1000 in the volume ratio.
Patent JP-H05174105-A (JP)
Title: Method and device for pattern design processing for multi-layered printed circuit board
Inventor: YAMAZAKI MICHIO
IPC: G06F17/50
Filed: 1991-12-19
Abstract: PURPOSE:To improve the electrical characteristics of a multilayered printed circuit board by making the plane land clearance of a grounding layer and a power supply layer get necessary and, minimum dimension, in a multi-layered printed circuit board using various kind of voltage. CONSTITUTION:A potential difference calculation means 31 calculating the potential difference between the plane and the through-hole of the grounding layer or power supply layer to be generated based on signal pattern design data in which the the component arrangement and signal layer pattern design of the multi-layered printed circuit board are completed, a land shape data storage means 32 preliminarily defining and storing land shape data for each of plural potential difference regions, a selection means 33 selecting the land shape corresponding to the potential difference obtained by the potential difference calculation means 31 from the land shape data of the land shape data storage means 32, and an arrangement means 34 arranging the land shape selected by the selection means 33 at a through-hole position in the grounding layer and/or power supply layer, are provided.
Patent JP-H05175567-A (JP)
Title: Laminated actuator
Inventor: WAKABAYASHI KATSUHIRO
IPC: H01L41/09
Filed: 1991-12-20
Abstract: PURPOSE:To enable positioning, driving and angle adjusting in terms of 1-3 dimension, at low voltage by laminating multiple sheets of electric-machine energy conversion element whose electrode an one side are divided into multiple numbers and controlling each driving voltage applied to each divided electrode. CONSTITUTION:Relating to facing electrodes of a laminated 3-dimension displacement element 1a, a + side electrode 2 is formed to be division electrodes 2a-2b, divided to four locations, and - side a common electrode of a ceramic plate. Relating to the displacement elements 1a, polarization direction of a piezoelectric ceramic plate 5 is alternately changed, and they are laminated using a bonding agent with the slit part of the + side electrodes 2 being aligned. A lead wire 7 connected to each minus side electrode and lead wires 6a and 6b which vertically connect division electrodes 2a-2d are provided and connected to a voltage applying device and a control device, respectively. The displacement element 1a is controlled according to voltage difference applied to a division electrode, and a displacement direction is determined based upon the part of electrode applied with a voltage and a displacement amount based upon the magnitude of applied voltages.
Patent JP-H11185017-A (JP)
Title: Color image monochromating device
Inventor: SUGIYAMA TORU
IPC: G06T5/00
Filed: 1997-12-24
Abstract: PROBLEM TO BE SOLVED: To provide images for which optimum gradation conversion is applied to respective hues almost without eliminating the gradation of a specified hue, yellow for instance. SOLUTION: This monochromating device reads the L*a*b value of one picture element of a color image by a scanner 3 (step 501). In a computer, saturation C and a hue angle H are calculated from the L*a*b value (step 502). Then, it is retrieved to determine between which hue angles of a lookup table 19 for indicating the correspondence relation of a hue angle and a correction coefficient, the hue angle H of the color image is present (step 503). The hue angles before and after the hue angle H of the color image are read the lookup table 19 and a correction amount corresponding to the hue angle H of the color image is calculated by using arithmetic interpolation (step 504). By using the obtained correction amount, one picture element of the color image is appropriately monochromated (step 505).
Patent JP-H07201360-A (JP)
Title: Nonaqueous electrolyte secondary battery
Inventor: SUGANO NAOYUKI
IPC: H01M4/485
Filed: 1993-12-29
Abstract: PURPOSE:To provide a nonaqueous electrolyte secondary battery wherein high energy density and long cycle life can be maintained regardless of use temperature and storage temperature by improving storage performance and a capacity holding factor under a condition of use at a high temperature. CONSTITUTION:In a nonaqueous electrolyte secondary battery using a compound oxide of lithium and transition metal as a material for a positive pole 2, carbon material capable of doping/dedoping lithium as a material for a negative pole 1 and a nonaqueous electrolytic liquid formed by dissolving an electrolyte in a nonaqueous solvent as the electrolytic liquid, as the nonaqueous solvent, a mixed solvent of cyclic carbonate and alkyl replaced cyclic ester compound is used.
Patent JP-H10182451-A (JP)
Title: Antiulcer agent having urease-inhibiting activity
Inventor: SATO TOSHIO
IPC: A61P31/04
Filed: 1996-12-24
Abstract: PROBLEM TO BE SOLVED: To obtain an antiulcer agent that contains a specific allene carboxylic acid derivative, has powerful antiulcer action as well as strong urease-inhibitory action, suppresses the proliferation of Helicobacter pylori, eradicates the bacterium and is excellent in inhibition of recurrence of digestive ulcer. SOLUTION: This antiulcer agent contains an allene carboxylic acid derivative of the formula [R1 and R2 are each H, a (substituted) aryl, aralkyl, a cycloalkyl; R4 is H, a carboxyl-protecting group], typically α-methyl-γ,γ-diphenyl- allenecarboxylic ethyl ester. In order to prepare this derivative, for example, (α-carbethoxy-ethylidene)-triphenylphosphorane is dissolved in distilled dichloromethane, then triethylamine and disphenylacetic chloride are dripped to the solution to effect their reactions.
Patent JP-H11180092-A (JP)
Title: Composite feeding implement
Inventor: MITSUYA YOSHIHIDE
IPC: B43K24/18
Filed: 1997-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a composite feeding implement for simply conducting a knocking operation of a writing barrel by using the barrel for feeding a writing lead by the knocking operation. SOLUTION: A knocking barrel 24 is arranged at a rear end of a barrel 10, and an oscillating member 30 is mounted in the barrel 24. A cam 30a connectable to a slider 18 is extended forward from a tip of the barrel 24 at the member 30. And, when the slider 18 is locked to the tip of the barrel 24, it is held at an end of a slot 12b, and the cam 30a is oscillated to be engaged with the other slider 18. When the other slider 18 is forwarded, the cam 30a engaged with it disengages the barrel 14 locked to the end of the barrel 14. The barrel 14 is knocked in the state that the slider 18 is locked to the end of the barrel 24, thereby knocking a mechanical pencil barrel 14.
Patent JP-2000182233-A (JP)
Title: Magnetic recording medium
Inventor: RIYOUNAI HIROSHI
IPC: G11B5/65
Filed: 1998-12-15
Abstract: PROBLEM TO BE SOLVED: To obtain a medium attained in low noise and particularly suitable for the reproduction with a MR head by separating a magnetic thin film into at least 2 layers by a non-magnetic intermediate separation layer having a thickness over a specific thickness with respect to a magnetic recording medium having a protective film formed on the magnetic thin film. SOLUTION: A base layer 2, a 1st magnetic layer 3, the intermediate separation layer 4, a 2nd magnetic layer 5, the protective layer 6 and a wetting agent layer 7 are laminated on a glass substrate 1 in this order. In such a case, a Cr film having 100 nm thickness as the base layer 2, a CoPt film having about 10 nm thickness as the 1st magnetic layer 3, a Cr film having 30 nm thickness as the intermediate separation layer 4 and a CoPt film having about 10 nm thickness as the 2nd magnetic layer 5 are formed by sputtering method. The intermediate separation layer 4 separates the magnetic layers 3, 5 into 2 layers of the upper and lower layer and not only suppresses the interaction between the magnetic layers, but grows with crystal matching on the 1st magnetic layer 3 to improve the magnetic characteristics of the 2nd magnetic layer 5 formed thereon.
Patent JP-H05171914-A (JP)
Title: Oil containing device outside crank chamber in engine lubricating device
Inventor: AKEDA MASAHIRO
IPC: F01M11/00
Filed: 1991-12-20
Abstract: PURPOSE:To simplify device structure, reduce a cost, and make an engine com pact by forming an oil containing chamber outside a crank chamber communicat ed with an oil receiving chamber inside the crank chamber in an engine inside an engine stand fixed to a cylinder block. CONSTITUTION:An engine stand 6 is fixed at a lower part in a side surface of a cylinder block 11 of an engine E. An oil receiving chamber 52 is disposed at a lower part inside a crank chamber 51 of the engine E, and an oil containing chamber 58 is disposed outside it. The oil receiving chamber 52 and the oil containing chamber 58 communicate with each other through a communication part 61 between the chambers. In such a constitution, the oil containing chamber 58 is formed inside the engine stand 6. In the meanwhile, a means P to transport oil between the chambers is disposed in the engine E. Oil in the oil receiving chamber 52 is transported through the communication part 61 between the chambers to the oil containing chamber 58 using pressure Pb of blow-by gas BG generated according to operation of the engine E.
Patent JP-H05210833-A (JP)
Title: Polyester film for magnetic recording medium
Inventor: KURIHARA HIDESHI
IPC: B32B23/04
Filed: 1991-12-25
Abstract: PURPOSE:To obtain a polyester film on which a smooth magnetic layer excellent in traveling property is formed, especially, a metal thin film magnetic layer is formed with significantly decreased noise and excellent noise level. CONSTITUTION:A primer comprising a continuous thin film magnetic layer is applied on the surface of a polyester film. This thin film contains fine projections (A) comprising fine particles of <=0.1mum average particle size as the core and a resin binder, and fine projections (B) comprising that resin only. The fine projections (A) have <=13 nm height and are distributed with a rate of 1.0X10<4>-1.0X10<8> projections/mm<2>, while the fine projections (B) are distributed with a rate of <4.0X10<6> projections/mm<2>. Surface roughness Ra
 of the continuous thin film where only the resin is present is <=1.10 nm, while surface roughness Ra of the thin film is 1-10 nm.
Patent JP-2000183845-A (JP)
Title: Receiver of orthogonal polarization multi carrier modulation and demodulation type
Inventor: OTA MASAAKI
IPC: H04J11/00
Filed: 1998-12-15
Abstract: PROBLEM TO BE SOLVED: To obtain frequency offset-compensation having high traceability with high accuracy by compensating the offset of a carrier frequency between transmitted and received waves by using an argument calculated from two kinds of mean values. SOLUTION: The vertical component rV(t) of a received signal outputted from an AD converter 9 is processed by a ts/2 delaying device 11, a multiplier 14 and an integral discharge filter 16, the horizontal component rH(t) of a received signal outputted from an AD converter 10 is processed by a ts/2 delaying device 12, a code inverting device 13, a multiplier 15 and an integral discharge filter 17, and the estimated values of autocorrelation functions of vertical and horizontal polarizations are respectively calculated. The estimated values are added and averaged by an adder 18 and supplied to an argument computer 19 to calculate a voltage signal representing the argument.  The voltage signal representing the argument is supplied to a voltage controlled oscillator 8 and feedback for frequency offset compensation is operated by controlling the frequency of a local signal for quadrature demodulation.
Patent JP-2000179007-A (JP)
Title: Work rate monitoring device for hydraulic excavator
Inventor: FURUNO YOSHINORI
IPC: E02F9/20
Filed: 1998-12-15
Abstract: PROBLEM TO BE SOLVED: To reduce a load on a manager who manages the quantity of work of a plurality of hydraulic excavators on an unloader barge, etc. SOLUTION: A plurality of hydraulic excavators are provided on an unloader barge to scoop earth and sand carried by carrier ships, and throw in an earth and sand working device provided on the unloader barge and for working the earth and sand thrown. The quantity of work of a plurality of hydraulic excavators is monitored by a quantity of work monitor device for hydraulic excavators. The quantity of work monitor device is provided with quantity of work measuring means 19, 19' for measuring each quantity of work of hydraulic excavators, and a managing means 25 for managing each quantity of work measured by displaying in one displaying means 28.
Patent JP-H0663192-A (JP)
Title: Automatic ping-pong competition device
Inventor: JIYOSEFU II NIYUUGAADEN JIYUNI
IPC: A63B63/00
Filed: 1992-12-21
Abstract: PURPOSE: To obtain a table tennis game machine used together with an automatic ball server by arranging sensors as targets on the surface of a table and converting impacts by balls to the sensors into electric pulse signals, which are converted into scores. CONSTITUTION: This game machine 1 is used together with a table tennis ball server 3 and a fencing net 5, and comprises a plurality of sensor pads 7, 7a-7e. The sensor pads 7, 7a-7e function as targets aimed for shooting when a player strikes back a ball served by the robot server 3. The voltage produced at the sensors 7, 7a-7e when struck by the ball is transmitted to a control box 9 by a wire 8 and processed by a microprocessor within the control box 9. The microcomputer controls inputs from the sensors 7, 7a-7e and records the time elapsed and scores. Thus, a table tennis game machine which can be played by one player can be produced at a low cost, easily and economically.
Patent JP-H10192703-A (JP)
Title: Adsorbent
Inventor: NISHIMURA NOBUYUKI
IPC: A61L9/00
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To provide an adsorbent effective in cleaning and deodorizing air and adsorbing and removing acidic gas, etc., less liable to lower the ignition point and excellent in safety as well as in acidic gas adsorbing performance by sticking a phosphate to activated carbon. SOLUTION: A phosphate is stuck to activated carbon preferably by 0.3-5O pts.wt. per 10O pts.wt. of the carbon to obtain the objective adsorbent for removing a malodor contg. lower aliphatic aldehyde such as acetaldehyde, ammonia, lower amines, hydrocarbon, methylmercaptan, H2 S, SO2 , etc. The phosphate is preferably phosphate of an alkali metal or an alkaline earth metal. The activated carbon is not especially limited if it has a large specific surface area of several hundred m<2> /g or more and high adsorbing performance. The shape of the carbon is preferably granule shape from the viewpoint of pressure drop and of handling at the time of exchange.
Patent JP-2001170444-A (JP)
Title: Wet stack gas desulfurizing device
Inventor: KAWAMURA TETSUO
IPC: B01D53/34
Filed: 1999-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a wet stack gas desulfurizing device whose desulfurizing/dust- removing efficiency is improved while suppressing the increase in liquid-gas ratio of absorbing solution and waste gas and whose operation cost and equipment cost are reduced. SOLUTION: An absorbing solution reserving part 33 in which absorbing solution 17 containing limestone is reserved, and a solution reservoir 35 in which the solution 34 of absorbing agent higher in absorbing activity than that of the limestone are provided at the bottom part in an absorption tower 12 across a partition wall 36, and a primary desulfurizing spray nozzle 31' for executing primary desulfurization of the waste gas by spraying the absorbing solution 17 is disposed at the upper par in the absorption tower 12, and a secondary desulfurizing spray nozzle 37 for executing secondary desulfurization of the waste gas by spraying the solution 34 after primary desulfurization is disposed in an absorption tower 12 above the primary spray nozzle,  and a solution recovering member 38 permitting only circulation of the waste gas subjected to primary desulfurization from downward to upward receiving the solution 34 sprayed from the secondary desulfurizing spray nozzle 37 conducting the solution 34 to the solution reservoir 35 is provided in the absorption tower 12.
Patent JP-H10201216-A (JP)
Title: Linear motor
Inventor: KITAOKA TOSHIO
IPC: H02K41/03
Filed: 1996-12-30
Abstract: PROBLEM TO BE SOLVED: To improve efficiency by providing a magnetic sensor to read magnetic information of a magnetized section for position detection and also providing a magnetic shield member to shield the magnetic flux from magnetized portion for drive to such magnetic sensor. SOLUTION: A rotor 2 is provided with a magnetic sensor 3 to detect magnetic information of the magnetized section 12 for position detection of a stator 1 in such a manner as being opposed to the magnetized section for position detection. The magnetic sensor 3 is surrounded and covered, to shield the magnetic flux from the magnetized section 12 for drive, by four sheets of magnetic shield members 41 formed integrally from the four surfaces crossing orthogonal the detecting surface of magnetic sensor. The rotor 2 is controlled for drive based on the magnetic information of the magnetized section 12 for position detection read by the magnetic sensor 3 driven together with the rotor 2. A detected signal of the magnetic sensor 3 can be used for position detection, velocity detection, position control and velocity control.
Patent JP-H06193740-A (JP)
Title: Liquid gasket composition
Inventor: KOJIMA KAZUHIRO
IPC: F16J15/14
Filed: 1992-12-25
Abstract: PURPOSE:To sufficiently absorb the generated vibration by permitting the sufficient following to the deflection and an opened port generated on a flange surface as a sealed part, by dispersing the specific particles having a specific particle diameter in a specific rate in a liquid gasket. CONSTITUTION:A liquid gasket is arranged between the joint surfaces, in order to prevent the leak of the fluidic substance such as liquid or gas from two joint surfaces in the joint part or other gap part of a flange, etc. In such the liquid gasket, the necessary liquid gasket is manufactured by using the composition which is formed by dispersing the rubber particles having an average particle diameter of 0.1-3.0mm in 5-50vol.% into the materials such as the denatured alkid polyester, polybuthene, phenol resin, epoxy resin, and acrylic resin. As the rubber material, is used the material which is insoluble for the liquid gasket and is prevented from being destroyed through the compression at the joint part and possesses high elasticity such as natural rubber, cross-linked rubber, and styrene rubber.
Patent JP-H06114597-A (JP)
Title: Muddy water treatment device
Inventor: OOGAWARA YUKIMI
IPC: B30B9/16
Filed: 1992-12-24
Abstract: PURPOSE:To simplify the structure of device by executing compressing action at both side of a housing of a muddy water treatment device. CONSTITUTION:By constituting a oscillating member 6, having a oscillating support point at the bottom of a housing 1 formed downward shrinking, with setting up a net body 14 on a frame body 13, when the oscillating member 6 oscillates to one side, it executes compressing of muddy substance in cooperation with a side plate 2 of one side of the housing 1, at oscillating to the other side, it executes compressing of muddy substance in cooperation with a side plate 3 of the other side of the housing 1, as a result, the compressing action is executed at both sides of the housing 1. Thus, in addition to improve a working efficiency K, when the oscillating member 6 approachs to the side plate of the housing 1, water passes through meshs of the net body 14, it accelerates the separation between water and muddy substance, the compressing action becomes optimum operation for a muddy substance aggregate.