baber/WOPTO huggingface dataset:
Patent JP-2000117462-A (JP)
Title: Multilayered composite material and its manufacture
Inventor: ZHANG YONG
IPC: B23K20/08
Filed: 1998-10-20
Abstract: PROBLEM TO BE SOLVED: To prevent a low temperature brittle fracture by first explosively welding nickel of a specified thickness using stainless steel and an aluminum alloy as an outermost layer and using stainless steel of a specified thickness as a base material, next explosively welding titanium of a specified thickness, next explosively welding an aluminum alloy of a specified thickness many times with the same material after explosively welding an aluminum alloy of a specified thickness. SOLUTION: First, nickel of 1.5-3 mm thickness; an intermediate material A:2 is explosively welded to a base material 1 consisting of stainless steel of 5-20 mm thickness. Next, titanium of 1.5-3 mm thickness; an intermediate material B:3 is explosively welded to the intermediate material A:2. Next, an aluminum alloy of 5-20 mm thickness of the same material; a clad material D:5 is explosively welded with an explosive 6 many times after explosively welding an aluminum alloy of 1.5-3 mm thickness; a clad material C:4. Preferably, the clad material C:4 and the clad material D:5 are explosively welded with required minimum energy. Explosive welding is executed so that a propagating distance of a detonation 7 of the explosive 6 becomes >=1.2 m, and a clad material of an outermost layer is composed of a layer which is divided into >= two layers.
Patent JP-H07186947-A (JP)
Title: Air conditioner for rolling stock and operating method thereof
Inventor: HIRAKAWA HARUO
IPC: B61D27/00
Filed: 1993-12-28
Abstract: PURPOSE:To solve a humid unpleasant feeling at the rainy season as well as to improve the extent of climatic amenity in passengers. CONSTITUTION:A cooling exclusive refrigerating cycle and a heat pump type refrigerating cycle for both cooling and heating applications are installed in an air conditioner, and at the time of cooling, both compressors 2a and 2b or one side of them are operated for operation. At the time of dehumidifying operation, both these compressors 2a and 2b are operated and one side is used for cooling operation and the other for heating operation by way of selecting a four-way valve 3, through which confortable air conditioning takes place. In this connection, at the heating operation, the compressor 2a alone is operated, whereby auxiliary heating of an electric heater is carried out.
Patent JP-H05168222-A (JP)
Title: Method of preventing excessive torque and its preventive device
Inventor: TAKENAKA RIYOUZABUROU
IPC: F16H49/00
Filed: 1991-12-18
Abstract: PURPOSE:To put the torque limiter in slippage condition when subjected to the torque more than specified torque and break the transmission to prevent excessive torque by varying the polarity of many magnetic poles positioned along a virtual circle alternately in circumferential direction. CONSTITUTION:For the device, sixteen pieces of permanent magnets 5 are disposed along a virtual circle of R in diameter dimension, and they are fixed to a driving disc 3, and button-type permanent magnets 6 are disposed and fixed, being opposed to and separated from the permanent magnets 5, to a driven disc 4. And, said sixteen pieces of permanent magnets 5a-5p are arranged so that the polarity may be heterogeneous alternately in circumferential direction, and heteromagnetic poles are arranged such that a south pole S4, a north pole N5, a south pole S6, ..., and a north pole N4, a south pole S5, a north pole N6 also are in a row apart and opposite to this. If the driving side slips a little from this condition, magnetic repulsion occurs between the south poles S4 and S5 and between the south poles S5 and S6, and it works in the direction of restoring the slippage, which contributes to the transmission of torque. And, when it gets over the set torque, the driving side stops, and the driving side idles, and the transmission broken.
Patent JP-2000151919-A (JP)
Title: Image reader, image read method and storage medium
Inventor: KO SHOKYO
IPC: G03G15/00
Filed: 1998-11-11
Abstract: PROBLEM TO BE SOLVED: To prevent image data from being deteriorated attended with dispersion in luminous distribution caused when lighting of an original lighting lamp continues in the image reader using a fluorescent light for the original lighting lamp. SOLUTION: When a start key is not depressed (S1005) till a prescribed time elapses (S1003, S1006) after the original lighting lamp is lighted (S1003), the original lighting lamp is turned off (S1007) so as to suppress a temperature rise of the original lighting lamp being a fluorescent light. On the other hand, when the start key is depressed before a prescribed time elapses after the original lighting lamp is lighted and the luminous quantity of the original lighting lamp reaches a sufficient quantity (S1008), shading at lighting is conducted (S1009) to read an original (S1010).
Patent JP-H02289370-A (JP)
Title: Recorder
Inventor: KAWAKUBO TOSHIO
IPC: B41J35/16
Filed: 1989-12-25
Abstract: PURPOSE:To save the consumption of an ink sheet and to obtain a recording image of a predetermined color without an unused ink sheet remaining by setting a color arranging pitch of each ink layer in an ink sheet feed direction, a location pitch of each recording head, a distance between the ink layers, and the length of an image formed on recording paper so that these values meet a specific relation. CONSTITUTION:Where a color arranging pitch of each ink layer 12Y, 12M, and 12C in a feed direction of an ink sheet 1 is L, a location pitch of each recording head 10Y, 10M, and 10C is P, and a distance between the ink layers is DELTAl, the L, P and n are determined so as to meet a formula I. Furthermore, where the length of a recording image formed on recording paper 9 is Q, a length l of each of the ink layers 12Y, 12M, and 12C in said direction is set to Q/n. Therefore, the pitch L shown by the formula I can be represented by a formula II. The respective factors L, DELTAl, n, Q, and P are determined so as to meet the formulas I and II, whereby nonconformity can be completely eliminated, and a multi-color image can be obtained without troubles while the recording paper 9 and the ink sheet 1 are continuously fed.
Patent JP-H10173474-A (JP)
Title: Piezoelectric resonator and manufacture of the same
Inventor: TANI NORIHIRO
IPC: H03H9/17
Filed: 1996-12-16
Abstract: PROBLEM TO BE SOLVED: To widen a thickness range and to increase the suppression effect of thickness longitudinal oscillation by constituting the surface of one electrode of a piezoelectric element having electrodes constituted of conductive paste on smooth surface and back faces like projection and recession. SOLUTION: The surfaces of electrodes 2 and 3 constituted of conductive Ag paste provided on the surface and back faces of a piezoelectric element 1 having smooth surface and back faces are formed like projection and recession. The conductive Ag paste is printed on the surface and back faces of the piezoelectric element 1 by using a stainless mesh screen, the painted film is turned into a semi-dried state by holding it in a drying machine, the stainless mesh screen is placed on it, and pressurization and printing is operated so that a piezoelectric resonator is formed. In this way, the surface and back electrode faces are worked on the screen mesh and a knurling working face when the electrode faces are turned into the semi-dried state or made wet in solvent, and the projection and recession is formed on the face in a simple method.  Thus, thickness longitudinal oscillation is suppressed.
Patent JP-H05167757-A (JP)
Title: Facsimile store and forward exchange
Inventor: BABA MASAHIRO
IPC: H04L12/58
Filed: 1991-12-19
Abstract: PURPOSE:To obtain a facsimile store and forward exchange which automatically selects an optimum coding system with a balance of a memory utilizing efficiency and data decoding performance by using plural kinds of coding systems on purpose based on the application purpose of picture information. CONSTITUTION:A coding section 14 copes with plural kinds of coding systems such as the MH (Modified Huffman; linear coding system), the MR (Modified Read; 2-dimension successive coding system) and the MMR (Modified Modified Read; modified 2-dimension coding system) or the like and picture information is compressed by the respective coding systems. The control section 11 uses a coding section 14 as a coding system selection means to select properly a coding system used for compressing the picture information.
Patent JP-H02179458-A (JP)
Title: Apparatus for judging upper and lower surfaces of magnetic tape
Inventor: HAYASHI YOICHI
IPC: G01N27/04
Filed: 1988-12-28
Abstract: PURPOSE:To make it possible to perform stable inspection highly accurately even for a body to be inspected having a high surface resistance by forming two contactors in shapes wherein the interval between the contactors can be made very small, and obtaining the signal of the inspection having a high S/N ratio. CONSTITUTION:Contactors 4a and 4b are formed in shapes so that the interval can be made very small. The tips of the contactors 4a and 4b are brought into contact with a long magnetic tape 1 which is a body to be inspected. A specified voltage is applied across contactors 4a and 4b with a voltage supplying means. A current which flows through the tape 1 between the contactors is inputted into a charging circuit 7 for a period that is approximately integer multiples of the period of a commer cial power source frequency signal. The voltage which is generated in response to the input current is compared with a reference voltage value in a comparator 10. The upper or rear surfaces of the tape 1 is judged based on the result. The shapes of the contactors 4a and 4b are formed as follows: the facing surfaces form the angle of 50-110 deg. with the surface of the tape 1; the close surface of the neighboring tape of said surfaces of the contactors form the angle of 3-45 deg. with the surface of the tape 1; and the tip is formed at the intersecting part of the two surfaces.
Patent JP-H04198937-A (JP)
Title: Photosensitive composition
Inventor: SUZUKI SHOJI
IPC: G03F1/00
Filed: 1990-11-28
Abstract: PURPOSE:To obtain a photosensitive compsn. capable of forming a positive image, not causing the lowering of resolving power due to swelling and requiring no consideration to the problem of Cr<6+> by using a specified polymer or a compsn. contg. the polymer and a specified naphthoquinonediazido compd. CONSTITUTION:A photosensitive compsn. is formed with a polymer contg. repeating units represented by formulae I-III or a compsn. contg. the polymer and a naphthoquinonediazido compd. represented by formula IV. In the polymer, the number of the repeating units represented by the formula II is larger than that of the repeating units represented by the formula I. In the formulae I-IV, each of R<1>-R<3> is H or CH3, R<4> is a functional group having an epoxy ring, R<5> is an aliphatic or arom. group and x is an integer of >=1. When the photosensitive compsn. is irradiated with light, the irradiated part is made soluble and a positive image can be formed. Since the compsn. is not swollen at the time of development, a fine pattern can be formed and the resulting film can be allowed to assume a desired color by coloring with an acid dye and can be made insoluble in solvents by modification.
Patent JP-2001155977-A (JP)
Title: Jointing method of silicon wafers
Inventor: SAITO HIROSHI
IPC: G01L9/00
Filed: 1999-11-26
Abstract: PROBLEM TO BE SOLVED: To provide a jointing method of silicon wafers, which pauses no risk of without flaking at jointing interface, by preventing voids when silicon substrates are jointed. SOLUTION: When a first silicon substrate 1 having a circuit element 3 formed thereon and a second silicon substrate 11 as a base stage are overlapped and jointed, a diffusion preventive layer 4 made of a metal thin film containing at least one of Ni, Cr, W and Al for preventing diffusion of Au is formed on the first silicon substrate 1. An Au layer 5 is formed thereon. An Sn layer 13 is formed on the second silicon substrate 11. The Au layer 5 of the first silicon substrate 1, the Sn layer 13 of the second silicon substrate 11 are overlapped and a prescribed load is applied thereto at temperatures of 300 to 400 deg.C to joint the silicon substrates 1 and 11 through alloy junction.
Patent JP-H11166312-A (JP)
Title: Reinforced natural stone tile and manufacture therefor
Inventor: SEKIYA SHINJI
IPC: E04F15/08
Filed: 1997-12-05
Abstract: PROBLEM TO BE SOLVED: To prevent secular generation of peeling and generation of a crack in natural stone when a honeycomb structural body is made light in weight as a whole by being stuck to the side of a rear surface, making the most of luxuriousness and profoundness feeling of natural stone in appearance. SOLUTION: This tile is made of a reinforced natural stone tile 1 having a constitution that a honeycomb structural body 3 constituted of ceramics is integrally stuck to the rear surface of natural stone 2 formed into prescribed shape and thickness. Therefore, the tile is made into the reinforced natural stone tile 1 which is inexpensive, light in weight and excellent in strength without secularly generating peeling and a crack by performing a reinforcement by sticking the honeycomb structural body 3 formed by ceramics of a coefficient of linear expansion which is substantially the same as that of linear expansion of the natural stone 2.
Patent JP-H05140177-A (JP)
Title: New platinum compound and carcinostatic agent
Inventor: GOTO YUZO
IPC: A61P35/00
Filed: 1991-11-26
Abstract: PURPOSE:To obtain the subject compound having excellently carcinostatic action and maximum substantial value as a carcinostatic agent. CONSTITUTION:A compound of formula I (R<1> is H, 1-20C alkyl or benzoyl which may contain substituent group; R is 1-5C alkyl) such as chloro-(4-n- pentyloxyphenylethynyl)bis(trimethylphosphine) platinum. The compound of formula I is obtained by reacting p-bromophenol, etc., with 3-methyl-1-butyn-3-ol in the presence of a palladium catalyst such as dichlorobis(triphenylphosphine) palladium to give a compound of formula II, reducing this compound with a reducing agent such as sodium hydride, etc., to give a compound of formula III and reacting this compound with dichlorobis(trialkylphosphine) in the presence of a catalyst such as cuprous chloride.
Patent JP-2001156093-A (JP)
Title: Manufacturing method for semiconductor device
Inventor: ITO TOMOHIRO
IPC: H01L21/3205
Filed: 1999-11-26
Abstract: PROBLEM TO BE SOLVED: To easily form a plated resist using negative resist on manufacturing a semiconductor device equipped with a protruding electrode formed by plating. SOLUTION: A negative resist layer 16A is formed all over the surface of a base metal layer 15 formed on a wafer 11. A transmissive layer 17 is formed all over the surface of the negative resist layer 16A. A light shielding layer 18 is formed on the upper periphery of the transmissive layer 17. Stepping exposure is performed on the negative resist layer using an exposure mask at each of a quarter section thereof. The negative resist layer 16A under the light shielding layer 18 is not exposed, but the layer 16A is exposed in accordance with the resist mask pattern for the region under the transmissive layer 17. The transmissive layer 17 is peeled off together with the light shielding layer 18. When developed, the plating resist pattern is formed on the upper side of the base metal layer 15 except for its periphery 5a.
Patent JP-2000163992-A (JP)
Title: Semiconductor integrated circuit
Inventor: SUMIMOTO YOSHIHIKO
IPC: G11C29/12
Filed: 1998-11-26
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor integrated circuit device which eliminates the need to alter circuit constitution even when memory parts differing in memory capacity are mounted together and is adaptable as is. SOLUTION: This semiconductor integrated circuit device is provided with an address generator 12 which generates a self-inspection address according to an external clock, an address reset circuit 13 which resets the self-inspection address generated by the address generator 12 according to a memory capacity discrimination signal, a data generator 4 which generates a self-inspection data on receiving the output signal of the address generator 12, a memory control signal generator 5 which generates a memory control signal on receiving the output signal of the address generator 12, a memory part 1 which stores the self-inspection data, and a comparison circuit 6 which makes a pass/fail decision according to the self-inspection data outputted by the output part 1 and the output signal of the address generator 12 and outputs a pass/fail signal.
Patent JP-H05151894-A (JP)
Title: Method for exhausting external bulb of metal halide lamp
Inventor: HAYAKAWA HIROYUKI
IPC: H01J9/385
Filed: 1991-11-27
Abstract: PURPOSE:To contrive highness of the initial beam of a lamp and further improvement of a beam maintenance factor of the lamp by changing a colored protection film of an emitting tube end part into white color, and also reducing carbon and a carbon compound, giving an influence to coloring of a fluorescent film or the like of an emitting tube heat insulating film and an external bulb internal surface, from inside an external bulb. CONSTITUTION:An external bulb manufacturing process is started first by sealing an external bulb mount, comprising an emitting tube 1 and emitting tube supporting fixtures 10a, 10b or the like, in an external bulb. Next in a transfer to an external bulb exhaust process, the emitting tube 1 is lighted at the time of vacuum exhaust to introduce a predetermined amount of oxygen gas into the external bulb after stable lighting for several minutes. The vacuum exhaust is again performed after several minutes to make a transfer to the next process. After sealing the external bulb with the external bulb mount of containing the emitting tube 1, while exhausting the bulb to a vacuum, the emitting tube is lighted for a predetermined time in the atmosphere of predetermined temperature to introduce mixed gas of oxygen in nitrogen at a predetermined pressure. The bulb, after holding it for a predetermined time, is again exhausted for a predetermined time. In this way, not only the initial beam of a lamp can be increased but also impurity gas in the external bulb can be reduced.
Patent JP-H07190554-A (JP)
Title: Absorption type refrigerator and manufacture thereof
Inventor: FURUHASHI TOSHIHIRO
IPC: F25B15/00
Filed: 1993-12-28
Abstract: PURPOSE:To improve hermetical sealability of a bottom plate and to simplify a mechanical structure in an absorption type refrigerator in which multiple cylindrical low-temperature regenerators are disposed on an outer periphery of a vapor-liquid separator formed of a cylindrical vessel. CONSTITUTION:An absorption type refrigerator has a high-temperature regenerator for boiling low-concentration absorption liquid containing refrigerant, a vapor-liquid separator 2 having a lift riser extended upward from the regenerator, a refrigerant partition cylinder 21 disposed on an outer periphery of the riser, and a vessel-like intermediateconcentration absorption liquid partition cylinder 22 disposed on an outer periphery of the cylinder 21, and a cylindrical low-temperature regenerator 3 disposed on an outer periphery of the separator 2, and comprises an integrally molded bottom plate 8 having a central cylindrical part 83 with a ceiling coupled with the riser and externally engaged with a lower end of the cylinder 21, an intermediate cylindrical part 85 extended down from an outer periphery of the part 83 and externally engaged with a lower end of the cylinder 22, and an outer cylindrical part 87 externally engaged with a lower end of the regenerator 3.
Patent JP-H08179736-A (JP)
Title: Liquid crystal display device, and driving method of liquid crystal display element
Inventor: AOKI HISASHI
IPC: G02F1/133
Filed: 1994-12-26
Abstract: PURPOSE: To provide a liquid crystal display device in which a multiple color image faithful to a video signal can be stably displayed by use of a limited applied voltage. CONSTITUTION: The luminance data of each color of RGB is converted into a data showing an applied voltage for displaying the corresponding color, and this data is added to the error data stored in an error memory 102 by an adder 101, respectively. A rounder 103 selects a voltage closest to the addition result of 8 kinds of preset voltages, and applies it to the corresponding picture element of a liquid crystal display element, and the difference between the added value and the selected voltage is set in the error memory 102 as the error data for the same picture element of the next frame. The liquid crystal display element has a slow responding speed, and displays the color corresponding to the average value of the voltages applied to a plurality of frames.
Patent JP-H06159616-A (JP)
Title: Fluidized bed type combustion device
Inventor: IKEDA TAKESHI
IPC: F23L9/00
Filed: 1992-11-25
Abstract: PURPOSE:To gradually expand a horizontal cross sectional area within a combustion container at an area ranging from a surface of a standstill layer of a fluidized bed above a floating layer, cause gas flow containing fluidized medium to pass through a higher region than the floating layer and flow out of a higher region together with gas got from a lower part, restrict an eccentric flow of flowing gas and restrict a discharging of the fluidized medium out of the floating layer. CONSTITUTION:A horizontal cross-sectional area within a combustion container is expanded in sequence from near a surface of a standstill layer of a fluidized bed 2 to an area (a) above the surface of the standstill layer by about 4m. An area (b) higher than the surface of the standstill layer by 4m is provided with a flowing inlet 16 to which gas flow containing fluid medium is flown. The gas flow passes through the area which is higher than the surface of the standstill layer by more than 4m, a flow direction is not disturbed by a wall surface and then the gas flow is flowed out of an outlet port 17 together with the gas flow got from the lower part at a higher region than the surface of the standstill layer by 4m. In this way, it is possible to restrict formation of eccentric flow with the flowing gas and to restrict the discharging of the flowing medium got from the floating layer.
Patent JP-H05171171-A (JP)
Title: Overrunning clutch
Inventor: OMI MASANORI
IPC: F16D41/067
Filed: 1991-12-19
Abstract: PURPOSE:To improve the abrasion resistance of the clutch in the overrunning time of the clutch and prevent the thermal oxidation reaction of a grease accompanied by arise in temperature in the overrunning time. CONSTITUTION:A cam chamber 9 formed from a clutch outer 3 and a clutch inner 5 is filled in with a grease in order to smoothen the operation of the clutch. The grease contains dibutyl chlorendate (the first additive) exhibiting a liquid state at ordinary temperature and chlorendic acid (the second additive) melting at a temperature (e.g. melting point: 220 deg.C) above the dropping point (approximately 200 deg.C) of the grease.
Patent JP-2001156122-A (JP)
Title: Bga-type tab tape and bga-type semiconductor device
Inventor: OMORI TOMOO
IPC: H01L21/60
Filed: 1999-11-29
Abstract: PROBLEM TO BE SOLVED: To provide a BGA-type TAB tape and a BGA-type semiconductor device which show superior characteristics in a PCT test. SOLUTION: A space B between feed leads 17 in the circumferential edge part of a composite film 1 of a wiring layer 3 is set to 0.20 mm or more.