baber/WOPTO huggingface dataset:
Patent JP-S619578-A (JP)
Title: Method for chemically plating copper
Inventor: AKABOSHI HARUO
IPC: C23C18/40
Filed: 1984-06-22
Abstract: PURPOSE:To form a plated copper film having superior mechanical properties by deposition by adding a soluble inorg. silicon compound and an oxidizing agent to a chemical copper plating soln. contg. a copper salt, a complexing agent, a reducing agent and a pH adjusting agent. CONSTITUTION:A soluble inorg. silicate such as sodium silicate or sodium metasilicate is added to a chemical copper plating soln. contg. a copper salt such as copper sulfater or cupric chloride, a complexing agent of the copper salt such as EDTA having a chemical structure represeted by a formula >N-C-C-N<, formaldehyde as a reducing agent for copper ions and NaOH as a pH adjusting agent. The amount of the silicate added is >=10mg/l (expressed in terms of Si). The stability of the resulting chemical copper plating soln. is improved by blowing air or adding hydrogen peroxide, a persulfate or the like. When a body to be plated is imersed in the chemical copper plating soln. heated to >=50 deg.C, a plated copper film having superior mechanical properties is formed by deposition.
Patent JP-H02305943-A (JP)
Title: Fe-cr-co type magnet alloy having superior castability
Inventor: SUEHIRO MOTOHARU
IPC: C22C38/00
Filed: 1989-05-19
Abstract: PURPOSE:To produce an Fe-Cr-Co type magnet alloy having superior castability by blending specified percentages of Fe, Cr, Co, Al, P, misch metal consisting of light rare earth metals, Nb, Zr, Ti and Mn. CONSTITUTION:A magnet alloy consisting of, by weight, 17-30% Cr, 4-27% Co, 0.4-2% Al, 0.05-0.4% P, <=0.4% misch metal consisting of light rare earth metals, <=0.4% one or more among Nb, Zr, Ti and Mn and the balance Fe with inevitable impurities is prepd. The magnet alloy improving casting defects such as misrun, sand inclusion and a rough casting surface is produced in a high yield and succeeding finishing by grinding can be omitted.
Patent JP-H01296626-A (JP)
Title: Plasma vapor-phase reaction device
Inventor: YAMAZAKI SHUNPEI
IPC: C23C16/48
Filed: 1988-05-24
Abstract: PURPOSE:To make it possible to form an insulating film having no stepping on the upper surface, especially an interlayer insulating film, by a method wherein an anisotropic plasma CVD method is used, and besides, an isotropic plasma etching is conducted. CONSTITUTION:A pair of electrodes 2 and 8 are provided in a reaction chamber 1, and they are insulated from grounding level. Then, a substrate 3 having a film-forming surface provided on one of the above-mentioned electrodes. Besides, an ultraviolet ray source chamber 4 is provided in the reaction chamber 1 so as to be able to conduct an optical CVD method, a plurality of ultraviolet ray sources 6 are provided there, and an ultraviolet ray source chamber 4 is adjusted in such a manner that it becomes almost equal to the pressure of the reaction chamber 1. The insulating film such as a silicon oxide film and the like is formed on the substrate using a photochemical vapor-phase reaction, and after plasma damages have been reduced, a silicon oxide film having the prescribed thickness is formed by conducting an anisotropic plasma CVD method, and then an isotropic plasma etching treatment is conducted in the same reaction system. As a result, an insulating film having no steep stepping on the upper surface, especially an interlayer insulating film, can be formed.
Patent JP-H01297813-A (JP)
Title: Manufacture of silicon carbide
Inventor: SAMEJIMA TOSHIYUKI
IPC: H01L21/331
Filed: 1988-05-25
Abstract: PURPOSE:To form crystalline SiC in an Si substrate at a low temperature, by doping carbon atoms while irradiating the Si substrate with a pulse laser beam in a gas or a liquid containing the carbon atoms, and in such a state that a film containing the carbon atoms is formed on the surface. CONSTITUTION:An acetylene gas which is diluted in an Ar gas is introduced in a chamber 1 which is exhausted and an Si substrate 2 in the chamber 1 is irradiated with a pulse layer beam through a silica glass window 3. As soon as the surface of the substrate 2 melts by heating, the acetylene gas breaks down, the molten part of the Si substrate 2 is doped with C and a crystalline SixC1-x (0<x<1) layer 5 is formed.
Patent JP-H10320774-A (JP)
Title: Manufacture of optical disk, optical disk and optical disk device
Inventor: KOBAYASHI SHOEI
IPC: G11B7/24097
Filed: 1997-05-19
Abstract: PROBLEM TO BE SOLVED: To surely detect addresses by meandering a groove being the guide groove of a laser beam and recording address data of position information or the like to an optical disk thereby utilizing an information recording surface effectively. SOLUTION: A light transmission layer is formed with the thickness of 10-177 μm by making the groove snake in accordance with address data and by forming it in a concentric form or in helical form on an information recording surface and setting a track pitch to be not larger than 0.64 [μm]. After a wobble signal generating circuit 7 performs the biphase modulation of wobble data ADIP, the circuit 7 generates the signal subjected to a phase modulation by a single carrier frequency by inserting synchronous patterns in between the wobble signal data and outputs this signal subjected to the phase modulation as a wobble signal WB.  Then, information recording surfaces of various kinds of optical disks can be allotted only for recordings of user data by meandering the groove and by recording the wobble data consisting of address data, thereby the information recording surfaces can be utilized effectively.
Patent JP-2000322833-A (JP)
Title: Multi-track disk-reproducing apparatus
Inventor: TAKAHASHI YORIO
IPC: G11B20/10
Filed: 1999-05-10
Abstract: PROBLEM TO BE SOLVED: To speed up a data transfer rate without changing a rotational speed of an information disk by jumping a read track of a reproducing means after reading data of one rotation, advancing the reproducing means by a fixed amount and resetting the read track to a proper position when an abnormal track jumping is brought about. SOLUTION: A reproducing means is moved to overlap a plurality of optical pickups 7a with an already read track, and started reading immediately after moved. When an abnormal track jumping is brought about by vibrations or the like, track jumping is carried out again in the same manner as after data of one rotation of a disk is finished to be reproduced, thereby reading the rest of the read data. The track is jumped to a proper position so that only aligned data in a data alignment memory is left, and data of a plurality of tracks which are interrupted in reading in the halfway is discarded, thereby reading from the rest of the aligned data.
Patent JP-H04353244-A (JP)
Title: Cooling construction of internal combustion engine
Inventor: MURAYAMA MASAO
IPC: F02F1/10
Filed: 1991-05-30
Abstract: PURPOSE:To do cooling between cylinders efficiently in a cooling construction of an internal combustion engine in which internal combustion engine is cooled by circulating cooling water through the internal combustion engine. CONSTITUTION:A cylinder head 4 is assembled through a head gasket 5 on the top of a cylinder block 2 which are provided with outer wall side water passages 7a to 7d provided near the outer wall part and bore side cooling water passages 8a to 8e provided between the adjacent cylinders. A cooling water flowing through the cooling passages 7a to 7d on the outer wall side and those 7a to 8e on the bore side is fed to the cooling water passages 15a to 15d and 16a to 16e provided in the cylinder head. Slits 22a to 22d for connecting the cooling water passages 7a to 7d on the outer wall side to those 8a to 8e on the bore side are provided in the head gasket 5.
Patent JP-H09291938-A (JP)
Title: Manufacture of moving block for rolling guide device
Inventor: KIMOTO MASASHI
IPC: F16C29/06
Filed: 1996-04-23
Abstract: PROBLEM TO BE SOLVED: To provide manufacturing method of a moving block to ensure the strength of a molded circulation passage forming body by a small mold. SOLUTION: A block body 4 formed approximately in a U-shape in cross section comprises a pair of leg parts 4a positioned facing each other, and a coupling part 4b to intercouple two leg parts 4a. A circulation passage forming body 5 made of a resin to circulate and guide a number of rolling bodies is insert-molded in the two leg parts 4a of the block body 4 and a moving block 1 is moved in such a way that the rolling bodies are circulated in a rolling state over a guide rail inserted in a U-shaped interior. In manufacture of the moving block, one of the two leg parts 4a is inserted between molded 10 and 11 to form one circulation passage forming body through insert-molding. After mold release, the other leg parts 4a is inserted between the molds 10 and 11 to perform insert molding of the other circulation passage forming body.
Patent JP-S5829847-A (JP)
Title: Phenolic molding material
Inventor: ABE ATSUSHI
IPC: C08L61/06
Filed: 1981-08-14
Abstract: PURPOSE:To provide the title molding material which is suitable for use as a material for brake, has excellent resistance to arc and impact, etc. and does not cause environmental pollution, by mixing magnesium silicate in a specified weight ratio as a filler with a phenolic resin. CONSTITUTION:10-50wt% magnesium silicate as a filler is mixed with a phenolic resin. If necessary, a curing catalyst such as hexamethylenetetramine, a stabilizer, a colorant, etc. are blended therewith to obtain the desired phenolic resin molding material. As said phenolic resin, novolak type phenolic resins are preferred. The melt viscosity of the molding material during molding is too high to conduct injection molding, but the material can be molded into a brake material such as brake pad by straight forming.
Patent JP-H1087643-A (JP)
Title: Cyclic amine-substituted alkyl ketone and its production
Inventor: HUESLER RINALDO
IPC: C07D265/28
Filed: 1997-05-01
Abstract: PROBLEM TO BE SOLVED: To obtain a new compound substituted with a cyclic amine at a para position and useful as an intermediate for synthesizing a photoinitiator for photopolymerization of an ethylenically unsaturated compound. SOLUTION: This new compound is a compound of formula I (R<1> and R<2> together become O, S, or a 3-20C alkylene, which may be discontinued by N(R4 ); R3 is a 2-20C alkyl; R4 is H, a 1-3C alkyl, a 3-5C alkenyl, phenyl, etc.; etc.), e.g. 1-(4-morpholinophenyl)butan-1-one. A compound of formula I is obtained by subjecting a p-halophenyl alkyl ketone of formula II (X is a halogen) to aminolysis using a cyclic amine of formula III in water at a temperature of at least 130 deg.C. The compound of formula III is used in an amount of 2.5-12mol equivalent and further water is used in an amount of 1-100mol equivalent, each based on the compound of formula II. Examples of a compound of formula II include 1-(4-bromophenyl)butan-1-one, and examples of a cyclic amine of formula III include morpholine.
Patent JP-H0422788-A (JP)
Title: Horizontal open type compressor
Inventor: MIZUTANI KAMEICHI
IPC: F04C18/02
Filed: 1990-05-17
Abstract: PURPOSE:To increase an effective oil quantity of oil reservoir while preventing to suck dust with simple constitution by opposing the suction port of a feed oil pump to the bottom of the oil reservoir, and providing an annular skirt on the circumference of the suction port. CONSTITUTION:A frame body 5 mounted in a horizontal casing 1 is provided with a feed oil pump 7 supplying lubricating oil in the bottom oil reservoir la of the casing 1 to movable parts. In such compressor, a suction passage 74 communicating the eccentric groove 71a of a rotor 71 with the oil reservoir la is formed in the wall part of the frame body 5. A suction port 73 provided on the lower end side of the suction passage 74 is opposed to the bottom of the oil reservoir la at a prescribed interval. Further, a cylindrical skirt 77 having larger diameter than the suction port 73 is formed in one body with the frame body 5 on the outer circumference of and under the suction port 73, and the lower end face of the skirt 77 is opened in proximity to the bottom of the oil reservoir 1a.
Patent JP-H08318839-A (JP)
Title: Antiskid control device
Inventor: WATANABE TAKASHI
IPC: B60T8/48
Filed: 1995-05-26
Abstract: PURPOSE: To sufficiently secure vehicle control force, and restrain the occurrence of vibration, working noise and the like caused by control to the upmost by providing an intermediate volume pressure intensifying means accumulating braking pressure oil from a master cylinder when slipping is being restored at the time of antiskid control. CONSTITUTION: When antiskid control is started, the pressure of a wheel cylinder 5 is thereby controlled. At this time, when the pressure of the wheel cylinder 5 is boosted by a pressure intensifying means, the pressure of an intermediate pipeline located between a master pressure cut-off valve 11 and a control valve 21, is boosted, and the pressure of the wheel cylinder is also boosted by using braking oil pressure boosted high as mentioned above. Practically, the control valve 21 is brought into an isolated condition first, the master pressure cut-off valve 11 is brought into a communicated condition, and the pressure of the intermediate pipeline is thereby boosted by boosting pressure at the upstream side from the control valve 21.  The master pressure cut-off valve is then isolated after the period of time to a certain extent has elapsed, and braking oil from a master cylinder 16 is prohibited from flowing out. After that, the control valve 21 is communicated therewith, and the pressure of the wheel cylinder 5 is thereby boosted.
Patent JP-S5752824-A (JP)
Title: Measuring device of hot water
Inventor: KUDOU YOSHINORI
IPC: G01F23/22
Filed: 1980-09-17
Abstract: PURPOSE:To make it possible to measure the quantity of the hot water whose temperature is higher than a reference temperature, by arranging temperature sensors generating outputs at a specified temperature or higher in the vertical direction in a hot water tank at a specified interval, and connecting the outputs of the temperature sensors to input terminal of an amplifier in parallel. CONSTITUTION:Temperature sensing diodes 11, 21...n1 for the hot water are arranged in the vertical direction in the tank at a specified interval. A bridge is constituted by the diodes 11, 21...n1 and resistors 12, 13, and 15. The outut of the bridges is amplified by an amplifier 17, and a measuring circuits 10, 20...n are constituted. The outputs of the measuring circuits 10, 20...n through a resistor 19 are inputted to an amplifier 46 in an output circuit 40, and the output thereof swings a pointer of a meter 47 via a resister 45. The temperature of the hot water to be sensed is determined by the values of the resistors 13 and 15 in the bridge for the measuring circuit. If the temperature of the hot water at the position where the diode is attached is lower than a certain temperture, it is not indicated by the meter. Every time the temperature of the hot water at each positon exceeds a specified value, it is indicated by the meter stepwise.
Patent JP-S5354235-A (JP)
Title: Resin compositions for coating powder
Inventor: ISHIBASHI SUKEYUKI
IPC: C08G63/12
Filed: 1976-10-27
Abstract: PURPOSE: A composition capable of forming coating films having improved surface, physical and chemical properties, with good storage stability, consisting of a polyester modified with trimellitic acid as a base resin. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H01298959-A (JP)
Title: Pwm converter
Inventor: ARAKI HIROSHI
IPC: H02M7/219
Filed: 1988-05-27
Abstract: PURPOSE:To reduce harmonic waves by providing a phase difference calculator, an adder, and a phase comparator, and adding a voltage correction signal to a voltage command value. CONSTITUTION:A PWM converter is composed of an AC power source 1, a reactor 2, a power converter 3, a smoothing capacitor 4, a voltage detector 5 and a load 6. Further, a current detector 7, a phase detector 8, a coordinates converter 9, an orthogonal component current setter 10, a subtractor 11, a current controller 12, a DC voltage setter 13, a voltage controller 15, a current controller 17, a coordinates converter 18, and 3 PWM signal forming circuits 19-21 are provided. For example, a phase comparator 22A discriminates the polarity of an output current I on the basis of a current phase, a phase difference calculator 30 calculates the phase difference of the current I, and adders 31-33 add the phase difference to the voltage phases of the phases, and output it. Thus, a regulator 23 can add a voltage correction signal of the polarity corresponding to that of the output current Iw to the voltage command value, and accurately controls it.
Patent JP-S618566-A (JP)
Inventor: NISHIHARA MASAHIRO
IPC: F25B1/00
Filed: 1984-06-21
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H09312032-A (JP)
Title: Recording device and reproducing device
Inventor: NAYA MASAYUKI
IPC: G11B7/005
Filed: 1996-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a device capable of recording or reproducing information with high density by providing a means which makes adjacent light leak through an opening smaller in size than the wavelength of the emitted light to irradiate a recording medium. SOLUTION: A fiber probe 13 is arranged so that the tip end formed into the tapered shape is sufficiently approachable to the recording medium 14. The opening with the diameter smaller enough than the wavelength of a laser beam, e.g. the degree of 50-10nm, is formed at the tip end part of a mask constituting the tip end part of the fiber prose 13. A driving system 15 is provided on the fiber probe 13 for two-dimensionally moving fiber probe 13 along the surface of the recording medium 14. The fiber probe 13 is driven by the driving system 15 and movably keeping the state sufficiently approached to the recording medium 14. A condensing lens 16 for condensing the scattered light on the recording medium 14 and a photodetector 17 for detecting the condensed light 10D are provided at the lower side of the recording medium 14.
Patent JP-S6052264-A (JP)
Inventor: JUNKER ERWIN
IPC: B24B45/00
Filed: 1984-06-21
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H07331461-A (JP)
Title: Method for regenerating liquid etchant
Inventor: SHIMIZU KOJI
IPC: C23F1/46
Filed: 1994-06-10
Abstract: PURPOSE:To provide a method for regenerating a liq. etchant excellent in oxidation efficiency and capable of being easily automated with simple equipment as the method for regenerating a liq. etchant of cupric salts. CONSTITUTION:A liq. etchant consisting essentially of at least one kind among cupric hydrochloride and nitrate and incorporated with an acid having an anion common to the anion of the cupric salt as a pH regulator is regenerated as follows. Namely, the etchant deteriorated after repetition of etching is introduced into a reaction tower 5 from an etching tank 1 and accumulated in the tower so that the height of the liq. surface is controlled to 0.5-5m. The ozonized gas (or oxygen) generated in an ozonizer 8 (or oxygen generator) is used as the regenerating gas and blown into the tower through a diffuser pipe 9 at 0.5-5cm/ sec superficial velocity in a column (gas flow rate/cross-sectional area of the tower) to oxidize the cuprous ion in the liq. to cupric ion by the catalytic reaction with the etchant, and the deteriorated etchant is regenerated.
Patent JP-S63307294-A (JP)
Inventor: SHIMON FUANGU CHIYUNGU RIAO
IPC: C25D3/56
Filed: 1988-05-27
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H09310471-A (JP)
Title: Thermal conductive fiber mat
Inventor: IIJIMA AKIRA
IPC: D04H1/4209
Filed: 1996-05-23
Abstract: PROBLEM TO BE SOLVED: To improve thermal conductivity while maintaining sound proofing and vibration proofing property by fitting thermal concuctive sheets along one face or both faces of a nonwoven fabric mat made of organic and/or inorganic fiber. SOLUTION: A thermal conductive fiber mat 4 is constituted so that aluminum sheets 7, 7' exhibiting heat transfer performance are fitted along one face or both faces of a fiber nonwoven fabric mat 5 made of organic fiber, inorganic fiber, or mix spinning of them. A surface layer material 1, a base plate 2, and the thermal conductive fiber mat 4 are laminatedly joined togeter, so as to form a floor finish material 6. A waste stuck material 8 making easy separation of the floor finish material 6 at maintenance inspection is arranged thereunder. Further thereunder, a floor heating mat 12 in which a hot water pipe 10 is arranged in a glass wool mat 9 and an aluminum foil sheet 11 is fitted along the surface layer is arranged.  Heat from the floor heating mat 12 having a heating means is easily transferred by the thermal conductive fiber mat 4, and hence heat transfer to the floor surface is favorable while maintaining the soundproof function.
Patent JP-H09309526-A (JP)
Title: Corrugated carton
Inventor: ISHII TERUO
IPC: B65D21/00
Filed: 1996-05-23
Abstract: PROBLEM TO BE SOLVED: To open side boards as corrugated cartons are stacked and take out the contents, by providing a sufficient strength in the stacked direction of the side boards in the corrugated cartons and also providing a cutting line which is easily unsealable. SOLUTION: Corrugated lines of the center core of a corrugated carton forming side boards 1, 2, 3, 4 are vertically positioned and cut-lines 10, 11 extending along the upper and lower edges of the side boards 1, 3 and vertical cut-lines 21 bisecting the side boards 1, 3 to the right and left parts are provided at least at one side board 1, 3. The cut-line 21 is constituted of two discontinuous cuts in the cutting direction and the discontinuous cuts are constituted of diagonal cuts 22 piercing the liners of both front and rear external faces of the corrugated carton and extending outward against the cutting direction and parallel cuts 23 extending from the outside end of the diagonal cuts 22 of the rear face liner to the cutting direction and having a depth which does not reach the front face liner.
Patent JP-H07335773-A (JP)
Title: Manufacture of semiconductor integrated circuit device
Inventor: SATO KAZUE
IPC: H01L27/06
Filed: 1994-06-10
Abstract: PURPOSE:To prevent the formation of a silicide layer on a main surface of an emitter electrode by covering the main surface of the emitter electrode with a first insulating film in forming the silicide layer on main surfaces of a second semiconductor region and a third semiconductor region. CONSTITUTION:An n-channel MISFET Qn is formed on a main surface of a p-type well region 6 with its periphery limited by a field insulating film 4. A gate insulating film 10 is formed on the main surface of the p-type well region 6. A gate electrode 11 is formed on a main surface of the gate insulating film 10 and is formed by polycrystalline silicon and a silicide layer 24 formed on a main surface of a polycrystalline silicon film. An intrinsic base region is formed by a p-type semiconductor region 14. An emitter electrode 16 is provided to lower the resistance value, and is formed by a polycrystalline silicon film doped with n-type impurity. A graft base region is formed by a p-type semiconductor region 22 formed on a main surface of an n-type epitaxial layer 1B. The silicide layer 24 is formed by self-alignment to a side wall spacer 20 covering lateral sides of the emitter electrode 16.
Patent JP-S618816-A (JP)
Inventor: HOSHIKAWA KIYOUFU
IPC: H01H3/14
Filed: 1984-06-25
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。