baber/WOPTO huggingface dataset:
Patent JP-H01135128-A (JP)
Title: Portable radio equipment
Inventor: SUGIYAMA KATSUJI
IPC: H04B1/38
Filed: 1987-11-20
Abstract: PURPOSE:To obtain a portable radio equipment with excellent sound quality and excellent drip-proof performance by adhering the outer circumference of a speaker to the inner wall of a cylindrical case. CONSTITUTION:When a chassis 4 is inserted to a cylindrical case 5 to be contained therein, at first a tip of a folded part 9b of a mounting plate 9 is brought into contact with the bottom face of the cylindrical case 5, and when a screw 6 fitted to a screw hole 4a of the chassis 4 is tightened, the folded part 9b is deformed elastically from an obtuse angle into a nearly right angle. While a ring rib 8a of a ring packing 8 surrounding the speaker 3 is being deformed by the repulsing force, the chassis is depressed onto the inner wall face of the cylindrical case 5 and adhered thereto. Thus, the sound of the speaker is not dispersed in the inside of the case and the cylindrical case is utilized as a buffle plate, then the external sound pressure is increased and the sound quality is improved.
Patent JP-S63145736-A (JP)
Title: Die casting zn alloy for wristwatch case
Inventor: KURIHARA MISAO
IPC: C22C18/04
Filed: 1986-12-08
Abstract: PURPOSE:To obtain a die casting Zn alloy for a wristwatch case having high hardness, excellent polishability and free-cutting ability, by specifying the compsn. consisting of Cu, Al, Sb and the balance Zn. CONSTITUTION:The die casting Zn alloy having the high hardness, excellent polishability and free-cutting ability is obtd. by constituting said alloy from 0.2-1.0wt% Cu, 10-15% Al, 0.2-1.0% Sb and the balance Zn. Said Zn alloy is obtd. by fusing Cu together with Al at the specific comps. ratio in a graphite crucible at about 1,000 deg.C, injecting flux for the zinc alloy into said crucible, then admitting therein Zn and Sb fused together in another graphite crucible at about 500 deg.C to fuse together. The resulted Zn alloy has about 150-170 Vickers hardness and the inferiority of a percussion scar is hard to produce. The sagging and deformation of the shape are prevented at the time of polishing the watch case and the free-cutting ability is as well good, by which the accuracy of a finished surface can be improved.
Patent JP-H05106994-A (JP)
Title: Structure of heat pipe for heat exchanger and manufacture thereof
Inventor: HOSONUMA TETSUO
IPC: B23K1/00
Filed: 1991-10-14
Abstract: PURPOSE:To improve the heat dissipation and to reduce the manufacturing cost of pipe for a heat exchanger for passing strong corrosive fluid therein. CONSTITUTION:A double layer tube having an inner tube 12 made of titanium at an inside and an outer tube 14 made of aluminum at an outside is composed. Many high fins 16 are integrally formed on the outer wall of the aluminum tube 14. A plurality of rows of the fins 16 are formed on the outer wall of the tube 14 in a drawing direction by drawing the double layer tube having the inner tube of the titanium and the outer tube of the aluminum.
Patent JP-2001116329-A (JP)
Title: Control of air conditioner
Inventor: HAMADA MASAYUKI
IPC: F24F11/02
Filed: 1999-10-14
Abstract: PROBLEM TO BE SOLVED: To prevent condensation under high-temperature and high-humidity condition in accordance with a kind of air conditioner, securing the lowest limit of cooling effect and capable of changing the choking degree of an expansion valve. SOLUTION: An air conditioner, equipped with a refrigerating cycle constituted of a compressor, an indoor heat exchanger, an outdoor heat exchanger and an expansion valve, is provided with a suction temperature detecting means, detecting a suction air temperature in a room, an outdoor air temperature detecting means, detecting an outdoor air temperature, an air-conditioning load operating means, operating an indoor air-conditioning load from the detected suction air temperature and the detected outdoor air temperature, and a compressor frequency outputting means, controlling the upper limit of frequency of the compressor in accordance with the output of an indoor temperature comparing means. On the other hand, the refrigerating cycle is optimized by changing the choking degree of the expansion valve whereby condensation can be prevented.
Patent JP-H02139163-A (JP)
Title: Working method for wafer
Inventor: KISHII SADAHIRO
IPC: B24B37/02
Filed: 1988-11-18
Abstract: PURPOSE:To adequately omit the stage of lapping, etching, etc., and to improve the yield of the resist coating/exposure stages performed in succession after a wafer working stage by shaping the surface of a wafer by grinding in a recessed face or projecting face with good controllability. CONSTITUTION:Two circular surface plates 2, 3 driven by rotating independently each other are arranged in opposition up and down by sliding so that the upper surface plate 4 coincides with the shaft center of the rotary shaft 5 of the lower surface plate 3, the shaft center of the rotary shaft 5 of the lower surface plate 3 is pivotally supported vertically, the shaft center of the rotary shaft 8 of the upper surface plate 2 is pivotally supported by inclining to the shaft center of the rotary shaft 5 of the lower surface plate 3 in the surface including the rotary shafts 5, 8 of the two surface plates 2, 3 and a grindstone 7 is fixed to the upper surface plate 2. Moreover, a wafer 6 is vacuum adsorbed to the lower surface plate 3, two surface plates 2, 3 are rotated in the opposite direction each other, and yet, at least one part of the surface plates is press-fitted to the other part of the surface plate with moving in the vertical direction and the surface of the wafer 6 is shaped by grinding the recessed face or projecting face with good controllability.
Patent JP-2001118239-A (JP)
Title: Magnetic recording medium
Inventor: JINBO NOBORU
IPC: G11B5/735
Filed: 1999-10-14
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic tape excellent in electromagnetic transduction characteristics and running durability even when the surface roughness of a magnetic layer is reduced up to 1.0-2.5 nm for enhancing short wavelength output and the whole thickness and the thickness of a back layer are comparatively thinly formed and in preserving characteristics in wet-heat atmosphere, having high reliability for recording and readout of data and capable of being favorably used especially for recording digital data. SOLUTION: In this magnetic recording medium having the magnetic layer containing at least ferromagnetic powder and a bonding agent on one surface of a substrate and a back layer on another surface of the substrate, the back layer contains a reformed carbonaceous granular substance obtained by treating the surface of a carbonaceous granular substance with fluorine containing gas at first, then with steam containing gas.
Patent JP-H07130875-A (JP)
Title: Formation of capacity element
Inventor: SHISHIGUCHI SEIICHI
IPC: H01L21/822
Filed: 1993-10-28
Abstract: PURPOSE:To enable formation of a capacity element whose burying property to a fine capacity contact hole is good and producibility is good by forming a film by using monosilane gas of low reaction property during formation of a capacity contact plug and disilane gas of high reaction property during formation of a capacity lower electrode. CONSTITUTION:When a fine contact hole which requires coverage is buried, a dope silicon film is formed until a contact hole is completely buried by using monosilane gas and dopant gas as raw gas in a range of formation temperature of 550 to 600 deg.C by vacuum vapor growth method and a contact plug 108 is formed. Then, as for formation of a capacity electrode with a continuous thickness, a dope silicon film is formed by using disilane gas and dopant gas as raw gas in a range of formation temperature of 550 to 600 deg.C by vacuum vapor growth method and then a capacity lower electrode 109 is formed to a specified configuration by patterning and annealing.
Patent JP-H07118633-A (JP)
Title: Soil-improving material and its production
Inventor: IWASHITA SUMITERU
IPC: C09K17/50
Filed: 1993-10-27
Abstract: PURPOSE:To obtain a soil-improving material high in a soil-improving effect from shirasu and Phyllostachys pubeseens as raw materials. CONSTITUTION:Clay 3 is adhered to the surfaces of shirasu particles, and carbon powder produced from Phyllostachys pubescens is further adhered to the surface of the clay. Thereby, the soil-improving material is easily added, dispersed and used in an agricultural field, and since the carbon powder 4 has strongly be adhered to the surfaces of the shirasu particles 2 with the clay as a binder, the carbon powder is substantially not scattered, lost and washed away with winds and rain water. And, since the soilimproving material has high air permeability and waterholdability, the soil-improving material has the excellent action in cooperation with the soil-improving action of the carbon powder 4.
Patent JP-H03153279-A (JP)
Title: Separating claw for copying machine
Inventor: YAMANAKA TORU
IPC: G03G15/14
Filed: 1989-11-10
Abstract: PURPOSE:To improve the heat resistance, the toughness of the knife edge, and the adhesive strength to fluororesin paint by using fusion-moldable liquid crystal polyester which consists of four specific structure units so that the ratio of the 1st structure unit to the sum of the 1st - 3rd structure units and the mole ratio of the 2nd and 3rd structure units are specified. CONSTITUTION:The fusion-moldable liquid crystal polyester which consists of the structure units shown by formulas I - IV so that the structure unit shown by the formula I has a 40 - 90% mole ratio to the sum of the structure units shown by the formulas I - III and the mole ratio of the structure units shown by the formulas II and III is 9/1 - 1/9. In the formula III, R1 is the group of the formula V and in the formula IV, R2 is >=2 kinds selected from the formulas VI and VII. In the formula VI, X is a hydrogen atom or chlorine atom. Consequently, the separating claw is obtained which has the superior heat resistance, low water absorptivity, superior paper discharging ability, and adhesive strength of fluororesin paint while its knife edge is hard to deform even at high temperature and high humidity.
Patent JP-H01133847-A (JP)
Title: Sheet material detecting device in conveying part
Inventor: MATSUMOTO HIROAKI
IPC: B65H7/02
Filed: 1987-11-19
Abstract: PURPOSE:To obtain a sheet material detecting device of high reliability with no misoperation, even when an upper part conveying unit is opened, by providing an actuating member providing a simple elastic means opposed facing to a sheet material sensor giving rotary torque. CONSTITUTION:An upper part conveying unit 18 is rotated about a rotary center 19 in the counterclockwise direction, and a document conveying route is opened. Here providing a torsional coil spring 4 giving rotary moment in the counterclockwise direction about a rotary shaft 3 to an actuating member 2, it is always pressed to a stopper part 135 being stopped. Consequently, the actuating member 2 holds a condition being left as intercepting detection light of a document detecting sensor 1, preventing a device from generating misoperation. When the spring 4 is not provided, the actuating member 2 tends to rotate, and its part 2a, intercepting the detection light of the photointerrupter type document detecting sensor 1, is displaced from a route of the detection light, thus the document detecting sensor tends to be turned on, generating a cause of the misoperation of the device.
Patent JP-H04208250-A (JP)
Title: Production of aromatic carboxylic acid esters
Inventor: SUGI YOSHIHIRO
IPC: C07C227/02
Filed: 1990-10-30
Abstract: PURPOSE:To industrially obtain the title compound in good efficiency by adding large-excess phosphine to palladium and reacting a brominated aromatic compound with carbon monoxide and alcohol in the presence of a basic substance. CONSTITUTION:When a brominated aromatic compound expressed by formula I (at least one of X and Y is H, 1-10C hydrocarbon, alkoxy, acyloxy, alkoxycarbonyl acyl, OH, amino or halogen) is reacted with CO and alcohol expressed by the formula ROH (R is 1-20C hydrocarbon) in the presence of a basic substance, a palladium-phosphine catalyst having a ratio of phosphine to palladium controlled to 5-50 is used as a catalyst to provide the aromatic carboxylic acid ester expressed by formula II. The above-mentioned method is industrially advantageous, because effects free from lowering of reaction rate and capable of remarkably improving stability thereof together with increase in catalyst activity are exhibited by using the above-mentioned catalyst.
Patent JP-H08153388-A (JP)
Title: Semiconductor storage
Inventor: TOMISHIMA SHIGEKI
IPC: G11C5/14
Filed: 1994-11-28
Abstract: PURPOSE: To accelerate the operation of an internal circuit by supplying a stable internal source voltage to the internal circuit such as a sense amplifier, etc., of a semiconductor storage. CONSTITUTION: The source voltage step-down circuit of the semiconductor storage is provided with a reference voltage generation circuit 10, a current mirror amplifier 11 comparing a reference voltage VREF with a voltage level of an internal power source intVCC and a PMOS 13 receiving the output of the current mirror amplifier 11 in its gate. Further, the source voltage step-down circuit is provided with a ϕs generation circuit 14 generating a signal ϕs before the sense amplifier is operated and the PMOS 15 receiving the signal ϕs in its gate.  Then, since the source voltage step-down circuit generates the internal source voltage by the signal ϕs before the sense amplifier is operated, it prevents the large lowering of the voltage level of the internal power source intVCC due to the operation of the sense amplifier, and it supplies the stable internal source voltage.
Patent JP-H08143901-A (JP)
Title: Alloy powder for powder metallurgy having high flowability and its production
Inventor: KONO TOMIO
IPC: B22F1/00
Filed: 1994-11-28
Abstract: PURPOSE: To obtain alloy powder by adding a specified amt. of a lubricant mixture contg. ethylene bis-stearamide and zinc stearate in a specified ratio and granularly aggregating plural particles. CONSTITUTION: Ethylene bis-stearamide is mixed with zinc stearate in a weight ratio of 1:9 to 9:1, preferably 8:2 to 3:7, especially preferably 7:3 to 4:6. The resultant lubricant mixture is added to alloy powder by 0.5-3.0wt.% and plural particles are granularly aggregated. At this time, alloy powder giving high green density by compacting is obtd. using alloy powder prepd. by mixing powder giving high green density with powder giving low green density so as to attain a prescribed alloy compsn. The granularly aggregated alloy powder is obtd. as follows: alloy powder is mixed with the lubricants and a solvent dissolving the lubricants, the solvent is slowly vaporized from the resultant mixture, the lubricants are melted by heating and the mixture is cooled.
Patent JP-H04182354-A (JP)
Title: Production of carbon fiber/carbon composite material
Inventor: MOCHIDA ISAO
IPC: C04B35/83
Filed: 1990-11-01
Abstract: PURPOSE:To easily obtain the carbon fiber/carbon composite material having high performance in a short time at low cost by using carbonaceous liquid crystalline pitch powder which is high in fluidity and high in carbonization yield as a matrix raw material. CONSTITUTION:After carbonaceous liquid crystalline pitch powder having <=350 deg.C softening point and >=70% carbonization yield is uniformly mixed with carbon short fiber, the surface of carbon short fiber is coated with this pitch at the temp. range wherein the pitch is melted or softened. Then the mixture is molded and the molded body is burned. In the above-mentioned process, after coating due to carbonaceous liquid crystalline pitch, furthermore when heat treatment is performed at 300-490 deg.C and then the mixture is molded and the molded body is burned, higher carbonization yield is obtained and the performance of a product is preferably enhanced. The mixing ratio of carbon short fiber and carbonaceous liquid crystalline pitch is regulated to about 30/70 to 90/10 by weight ratio. Further, in accordance with necessity, powdery carbonaceous aggregate may furthermore be added at the rate of about 3-70% of weight of pitch.
Patent JP-H04169635-A (JP)
Title: Support construction of post lower end in supporting device for wall panel
Inventor: SHOJI TATSUO
IPC: E04B2/74
Filed: 1990-11-01
Abstract: PURPOSE:To adjust the height of a post even after erection by providing an opening for adjustment on the position facing to the operating part of a screw rod on the post, and inserting a tool through the opening to operate the operation part of an adjuster. CONSTITUTION:An adjuster 4 is fitted to a floor rail 1 movably in the lengthwise direction, and on the upper face 11 threadedly engaged with a screw rod 8 in which an operation part 6 is provided on the extreme end, a flange part 7 is provided under the part 6, and movable up and down. On the lower end of a post 3, a lower bracket 9 loaded and held on the flange part 7 of the screw rod is mounted, and on the position facing to the operation part 6 of the screw rod 8, an opening 10 for adjustment is provided on the post 3. Next, the post 3 is standingly provided and fixed between the floor rail 1 and a ceiling rail, and wall panels 4, 4 are supported with the post 3. Even after the post 3 is erected, the height of the post 3 can be adjusted, only by inserting a tool 18 through the adjusting opening 10 and operating the operation part 6 of the adjuster 5.
Patent JP-H11135393-A (JP)
Title: Method for alignment in bonding substrates together
Inventor: SHIBATANI HIROSHI
IPC: B81C3/00
Filed: 1997-10-27
Abstract: PROBLEM TO BE SOLVED: To enable two substrates to be aligned each other with high accuracy to be bonded together, even though a layer through which infrared ray does not pass is formed on the surfaces of the substrates, and also to enable two substrates to be aligned with each other, while visually monitoring or by an optical microscope, etc., without irradiating the substrates with infrared ray. SOLUTION: When two substrates 11 of a silicon wafer respectively are bonded together, the substrates 11 are aligned with a specified position using this method. Therein, a through-hole 13 in the shape of frustum of gudrangular prism is formed at a specified position of one substrate 11 of the two substrates 11, and an alignment mark 14 is formed at a specified position of the surface of the other substrate. One substrate 11 is overlaid on the surface of the other substrate on which the alignment mark 14 is formed to align the through-hole 13 with the alignment mark 14. The shape of the alignment mark 14 is preferably formed so that the two substrates 11 can be aligned with the specified position, when the mark 14 is aligned with four corners of the through-hole 13.
Patent JP-H04167079-A (JP)
Title: Image processor
Inventor: KONDO TAKASHI
IPC: G06F15/163
Filed: 1990-10-31
Abstract: PURPOSE:To improve the throughput on the whole and to enable fast image processing by performing image processing which uses plural general computers divisionally as processing of signal level wherein picture elements are regarded as units and following image processing wherein areas corresponding to features of an image are regarded as units. CONSTITUTION:The processing of signal level in picture element units is put in partial charge of the general computers 100, 101, 110, and 111 and carried out according to a standard processing procedure and the image to be processed is converted into a combination of areas which can be approximated by a linear equation or an equation of high degree. Image processes corresponding to the respective areas are assigned to the general computers 100, 101, 110, and 111 and executed according to dedicated procedures corresponding to their purposes. Consequently, the processing load is prevented from being placed on some of the computers 100, 101, 110, and 111 unequally and the desired image processing can be advanced fast efficiently.
Patent JP-H05109129-A (JP)
Title: Information processor
Inventor: YAMANO AKIHIKO
IPC: G11C7/10
Filed: 1991-10-15
Abstract: PURPOSE:To achieve the shortening (high speed), etc., of a processing time at the time of outputting the bits of information on an information processing device to apply the principle of an STM. CONSTITUTION:The device has a probe, recording medium to record the bits of information by using the physical condition change of a surface by the scanning of the prove and plural memory blocks 108-111 having a means to detect the bits of information from the probe and read the bits of information and a means to write the bits of information with the probe. The memory blocks have a coding circuit, a modulating circuit, a demodulating circuit and a complexing circuit of the bits of information connected by plural input output paths. Further, it have an information distribution mechanism 104 to distribute the input information to the corresponding the memory blocks and an information recovering mechanism 107 to recover the output information from respective memory blocks.
Patent JP-H0543061-A (JP)
Title: Paper sheet storage case and paper feeding device
Inventor: NAKAMURA MINORU
IPC: B41J13/00
Filed: 1991-08-20
Abstract: PURPOSE:To prevent the oblique motion of paper sheets at the time of paper feeding even if unevenness exists in sheet cutting dimensions by openedly providing a paper feeding port for feeding loaded and stored sheets to the outside, and also a through hole on a side wall orthogonal to a side wall on which the paper feeding port is openedly provided, and fitting a bendable film so as to cover the through hole. CONSTITUTION:A paper feeding port 10 for feeding loaded and stored sheets to the outside is openedly provided. A through hole 45 is openedly provided on a side wall orthogonal to a side wall on which the paper feeding port 10 is openedly provided, and a bendable film 46 is mounted so as to cover the through hole 45. Consequently a sheet storage case can be provided in which the sheets can be stored even if dispersion exists in sheet cutting dimensions and become elastic due to humidity, and also the oblique motion of them is eliminated in feeding sheets.
Patent JP-H06144128-A (JP)
Title: Fitting device for on-vehicle electronic apparatus
Inventor: KOMATANI HIROSHI
IPC: B60R16/02
Filed: 1992-11-02
Abstract: PURPOSE:To provide the excellent memory device of an on-vehicle electrical apparatus capable of surely setting the coupling force when a fitting screw fixed on the back face of an electronic apparatus is coupled with a rubber bush within the preset allowable range. CONSTITUTION:A projection 14 provided on the inner face of the hole 13 of a rubber bush 11 is elastically deformed by the outer diameter section of a fitting screw 3 to be coupled with the rubber bush 11, the apparent elastic coefficient of the rubber bush 11 can be made smaller than that when the whole inner periphery of the hole 13 is elastically deformed, the allowable range of the deformation quantity of the projection 14 corresponding to the preset allowable range of the coupling force can be increased, and the coupling force can be surely set within the preset allowable range.