baber/WOPTO huggingface dataset:
Patent JP-S61113051-A (JP)
Title: Image composing method of copying machine
Inventor: TOMOSADA MASAHIRO
IPC: G03G15/04
Filed: 1984-11-07
Abstract: PURPOSE:To prevent a shift in resist and an overlap of images due to the expansion and shrinkage of transfer paper, and take a clean copy by forming a blank part at a boundary part of image composition. CONSTITUTION:A latent image of the 1st original 25 is formed on a photosensitive body 1 and an eraser lamp 10 is controlled so as to erase a latent image in an area specified in the latent image for image composition. The remaining latent image is visualized by a developing device 3 and a transfer image is formed on transfer paper, which is set in an intermediate tray 30. The 2nd original image is projected on the photosensitive body 1 to form a latent image. The eraser lamp 20 is so controlled as to erase a latent latent image of the 2nd original 31 where the outside of said specified area and a boundary part overlap each other. The remaining latent image is visualized by the developing device 3 and the transfer paper set in the intermediate tray is fed to form a transfer image.
Patent JP-H04115152-A (JP)
Title: Manufacture of gas sensor
Inventor: KAJIMA TAKAFUMI
IPC: G01N27/41
Filed: 1990-09-06
Abstract: PURPOSE:To achieve a smaller size of a sensor and a higher efficiency of manufacture by forming rims between the undersurface of a solid electrolyte and a heater plate and parts making an electrically conducting path derived from a circuit all by an electroconductive paste printing together with other circuit printings. CONSTITUTION:Electrodes 2 are printed on both sides of a solid electrolyte 1 and a cap 3 is joined at an upper end rim of the electrolyte 1. An electroconductive paste is printed from the a lower end 4a of the electrolyte 1 to the top surface 4e thereof passing through a side rim 4c of the electrolyte and the side rim 4d of the cap 3 to provide a lead 4. A heater circuit 7 is provided at the center of the top surface of a heat resistant ceramic plate 6 for heaters and a lead 4b is build at an end rim of a heater plate 8 as conducting path of a lead portion thereof by printing a metal paste. The leads 4a and 4b are put together and sides thereof make a part of the conducting path. A gas path 11 is provided intermittently on the periphery of the heater plate 8 and an end thereof is joined tight to a part which is printed by the electroconductive paste with the end of a sensor 5 body. The joining thereof is accomplished by baking using a ceramic paste mixed with a metal powder.
Patent JP-H0751918-A (JP)
Title: Hard metal chip for cutting tool and manufacture thereof
Inventor: GOMI RETSU
IPC: B23B31/11
Filed: 1993-08-16
Abstract: PURPOSE:To almost omit grooving work in a grinding process for an end mill blade using a tool grinding machine by sintering, at a high temperature a molded article of an admixture of metal carbide powder and metal powder where a groove parallel to a projection is formed along a twisted mountain range-like projection for forming an outer peripheral cutting edge. CONSTITUTION:At the time of blending metal carbide powder and metal powder to be charged in a metal mold, an inner hole 4 is provided to be fitted to a tool rest part 9 of an end mill body 8 and fixed by a shaft. Simultaneously, a twisted mountain range-like projection 3 for forming the outer peripheral cutting edge and grooves 5 for guiding chips at the time of cutting, which are parallel to the projection, are formed on the outer periphery of a cylindrical basic body 2. Two screw through holes 6 are formed on respective plural grooves 5 formed on the circumference and fixed on the tool rest part 9 by a set screw, and in addition, the rotation of the tool rest part 9 on the outer periphery is disabled so and a metal hard tip 1 is obtained.
Patent JP-2000064818-A (JP)
Title: Exhaust emission control device
Inventor: YOSHIKAWA HIDEO
IPC: B03C3/60
Filed: 1998-08-20
Abstract: PROBLEM TO BE SOLVED: To eliminate combustion products to be released into the atmosphere or reduce the exhaust concentration while suppressing the increase of a fuel consumption rate by condensing and liquefying steam in exhaust gas with soot as a nucleus to eliminate soot and noxious exhaust gas in the exhaust gas. SOLUTION: An exhaust emission control device comprises a soot attracting device 20 connected to an exhaust pipe 2 of a combustion engine 1 so as to electrically attract soot; a regenerating device 40 for cleaning and eliminating soot attracted to the soot attracting device 20 to recover its attracting capacity; and a nucleus condensing device 30 connected to the exhaust pipe 2 of the combustion engine 1 so as to eliminate soot and noxious exhaust gas by condensation-liquefaction of exhaust gas with soot as a nucleus and to lengthen the service life of the soot attracting device 20. Combustion products such as soot and noxious exhaust gas are effectively eliminated from exhaust gas exhausted from the combustion engine 1, or the concentration is reduced to clean the exhaust gas and to release it into the atmosphere.
Patent JP-H1175278-A (JP)
Title: Speaker equipment in video equipment
Inventor: MUKAIDE MASASANE
IPC: H04R1/02
Filed: 1997-08-29
Abstract: PROBLEM TO BE SOLVED: To provide the speaker equipment where an aperture cross sectional area of an output port is limited with a narrow mount width of the speaker equipment, a resonance characteristic for a low sound frequency is maintained even when a sufficient aperture cross sectional area required for sounding the low frequency sound cannot be obtained without deteriorating the sound quality of the low frequency sound. SOLUTION: A main port 11 of the speaker equipment 10 is placed at a position opposite to a sounding section 23 provided to a front frame main body 20 of a television broadcast receiver and a heat radiation section 31 provided to a side face of a rear case 30 is used in common as a sounding section and a sub port 12 to supplement a deficient aperture cross sectional area of the main port 11 is placed at a position opposite to the heat radiation section 31. Thus, even when the aperture cross sectional area of the main port 11 placed at a position opposed to the sounding section 23 is limited, the resonance characteristic of the low frequency sound is maintained and the speaker coping with space saving of the sounding section 23 attended with a large sized cathode ray tube is provided.
Patent JP-H1077710-A (JP)
Title: Precast form
Inventor: SUZUKI TADAHIKO
IPC: E04B2/86
Filed: 1996-09-04
Abstract: PROBLEM TO BE SOLVED: To provide a precast form having sufficient strength, light in weight and capable of reducing work load. SOLUTION: The precast form 1 is composed of a form body 2 made of a light mortar of specific gravity of 1.0 to 1.6 and a mesh wire gauze 3. The wire gauze 3 is made in an U shape cross section view composed of a buried part 3a buried in practically the whole area of the form body 2 and bent parts 3b, 3b respectively protruding toward the form surface side of the form body 2 from both ends of the buried part 3a and, besides, lattice bars 7, 7 are fitted to the bent parts 3b, 3b of the wire gauze 3 for reinforcement purpose.
Patent JP-H0574508-A (JP)
Title: Superconductive wire connecting method
Inventor: YAMADA KIYOSHI
IPC: H01R4/68
Filed: 1991-09-13
Abstract: PURPOSE:To improve the connectivity of filaments by exposing respective filaments of the connection parts, coating them with copper and a metal B by inserting them in a ring composed of copper, a metal B, etc., and press-fixing them, and diffusing them outward in the case of mutually connecting a A3B-type compound superconductive wires. CONSTITUTION:Regarding a Nb3Sn compound superconductive wire 1, a Cu-Sn alloy matrix material 4 is set in the external coating of a stabilizer 2 while having a diffusion barrier 3 consisting of Nb or Ta and a plurality of Nb filaments 5 are inserted in the wire and Nb3Sn is produced in the interfaces of the filaments 5 and the matrix material 4. In the case of connecting superconductive wires 1 manufactured in this way, the stabilizer 2 and the matrix material 4 of the connection parts are removed by treatment with an acid and the barrier 3 is eliminated and the exposed parts of the filaments 5 are coated with copper 6 by plating method. Then, the resulting filaments 5 are inserted in a copper ring 7, the ring 7 is compressed to press-fix the filaments 5 to one another and then that part is coated with Sn 8 and a copper sleeve 9 is set in.
Patent JP-H1048405-A (JP)
Title: Variable focus lens
Inventor: FUNADA SEIKICHI
IPC: G02B3/14
Filed: 1996-08-01
Abstract: PROBLEM TO BE SOLVED: To obtain a lens capable of forming a desired focus without exchanging lenses at all by press-feeding or sucking a fluid body to/from a lens made of an elastic material having a hollow part thereby changing its focal length. SOLUTION: The concave-convex lens comprises a main body 4, the hollow part 5 and an insertion port 6. In the case the fluid body is press fed from the insertion port 6, a convex lens, of which the focal length is variable as shown by a solid line, is formable. In the case the fluid body is sucked from the insertion port 6, a concave lens as shown by a dotted line is formable. In addition, the lens of the changing focal lengths is formable by press-feeding the fluid body into the convex lens of an elastic material having the hollow part. And also the one surface can be formed of a rigid material and the other surface of a member having the elastic force, thereby, the formation of a one- side convex convex and one-side concave lens can be formed. Fancy applications are possible as well by admitting a colored fluid body into the hollow part 5.
Patent JP-S60126081-A (JP)
Title: Production of cellulase
Inventor: TAKAZAWA SEIGO
IPC: C12N9/42
Filed: 1983-12-13
Abstract: PURPOSE:To produce a large amount of cellulase even in the absence of a cellulase-inducing substance, by culturing a specific microbial strain belonging to Thermoascus genus. CONSTITUTION:A large amount of cellulase can be produced even in the absence of a cellulase-inducing substance, by culturing a newly separated Thermoascus aurantiacus (FERM-P No.7318). Since the strain has an optimum growth temperature of as high as 40-55 deg.C, the cultivation period can be shortened compared with normal-temperature bacteria, and the strain is suitable for the cultivation is tropical district rich in biomass resources. The produced cellulase keeps the activity completely even after the treatment at 60 deg.C for 24hr. Accordingly, the contamination with other microorganisms can be avoided by using the strain in a open decomposition tank at a high temperature.
Patent JP-H0791726-A (JP)
Title: Silencer for clean room
Inventor: OMI KENICHI
IPC: F24F7/06
Filed: 1993-09-21
Abstract: PURPOSE:To improve the sound attenuation effect especially in low frequency range by a method wherein a silencer to be connected to a circulation duct through which air is fed into a clean room is made up of square duct members whose inner surfaces are provided with porous plates having an arc cross section. CONSTITUTION:A clean room is furnished with HEPA or ULPA filters installed on the ceiling, gratings on the floor and a circulation duct which connects an underfloor chamber under the gratings and an above-ceiling chamber above the filters. An air conditioner is connected to the circulation duct and a silencer is mounted in the middle of the circulation duct. Porous plates 12, made by sintering aluminum particles, etc., into a plate, for example, are attached to opposite inner side surfaces 11 of members 10 of a square duct. The porous plate 12 consists of arc-shaped parts 12a located on the upstream and downstream sides in the air flow direction and a straight part 12b, and a honeycomb material 14 is provided between the straight part 12b and the inner side surface 11.
Patent JP-H0397682-A (JP)
Title: Production of vessel having setter and method for calcining aluminum nitride substrate by using this vessel
Inventor: UDAGAWA ETSURO
IPC: C04B41/87
Filed: 1989-09-12
Abstract: PURPOSE:To obtain the vessel with which warpage-free and flat Al nitride substrates having the dense surface in spite of the low-temp. calcination of Al nitride and a high thermal conductivity are obtainable by heating setters consisting of fused alumina and the vessel thereof to a specific temp. in a nitrogen atmosphere. CONSTITUTION:The fused alumina setters 1 holding boron nitride spacers 2 between setters are set in the fused alumina vessel 3. After the inside thereof is substd. with gaseous nitrogen, the temp. is raised up to 1600 to 1900 deg.C in the furnace sealed with the gaseous nitrogen to a prescribed pressure and after this temp. is held for a prescribed period of time, the temp. is gradually lowered down to room temp. The vessel 3' having the setters which are nitrided at >=1mm in the depth direction from the surface and has the single phase of the stable Al nitride is obtd. by this method. The desired Al nitride substrates are obtd. without using the setters which heavily consume and are weakly durable like boron nitride in spite of the low-temp. calcination are obtd. if the unsintered Al nitride substrates 4 are calcined in a non-reducing atmosphere by using the vessel 3' and maintaining the max. temp. at 1550 to 1700 deg.C.
Patent JP-S61113710-A (JP)
Title: Carbon quantity adjusting method in refining furnace
Inventor: KOBAYASHI TAKASHI
IPC: C21C5/56
Filed: 1984-11-09
Abstract: PURPOSE:To adjust freely a carbon content of an obtained molten steel to a desired value by always keeping an oxygen blowing quantity constant, and adjusting the quantity of a hot metal supplied to a blowing furnace, when decarbonizing and refining a molten steel from the hot metal by an oxygen blowing furnace. CONSTITUTION:A hot metal in a front furnace 1 is supplied through a constant quantity tandish 2 from a molten metal receiving port 4 of a oxygen upper blowing refining furance 3, decarbonized and refined to a molten steel by an oxygen upper blowing refining from a lance 6, and extracted as a molten steel from a molten outlet port 5. In case when a target carbon quantity is varied in accordance with the kind of steel to be manufactured, and molten steel sample from the molten metal outlet port 5 is collected, and its C content is analyzed quickly. The analysis value is compared with a target C content of steel to be manufactured, and by adjusting the quantity of the hot metal supplied to the refining furnace 3 by its difference, and the molten steel of the target C quantity if extracted from the molten metal outlet port 5. The oxygen blowing quantity is not varied but constant, therefore, stirring state of the molten steel is not varied either, and various faults caused by excess or shortage of stirring are not generated.
Patent JP-H04114516-A (JP)
Title: Sound encoding device
Inventor: HOSOI SHIGERU
IPC: H03M7/30
Filed: 1990-09-04
Abstract: PURPOSE:To improve a quantizing system and to suppress the deterioration of the quality of sound by excecuting quantization through the use of an adaptive quantizer which adaptively changes bit distribution and deciding the bit distribution whose error becomes the minimum in an error evaluation unit. CONSTITUTION:The number of quantizing bits as against the code vector number of an adaptive code book 2 is set to nac, the number of the quantizing bits as against the multiplier of a multiplier 3 to nag, the number of the quantizing bits as against the code vector number of a noise code book 7 to be nwc and the number of the quantizing bits as against the multiplier of a multiplier 8 to be nwg. The adaptive quantizers 6 and 11 prepare plural combinations under a condition that the value of the total is constant and quantize the combinations of the number of the quantizing bits. The error evaluation unit 12 selects the combination of the number of the quantizing bits, in which the error becomes the smallest, and inputs information on the combination of the number of the quantizing bits to a multiplex unit 13. Thus, the deterioration of the quality of sound is suppressed even in the sound-encoding of a low bit rate.
Patent JP-2000056540-A (JP)
Title: Image forming device
Inventor: SUZUKI HIROYUKI
IPC: G03G15/08
Filed: 1998-08-06
Abstract: PROBLEM TO BE SOLVED: To keep the charging performance of a contact charging means good by holding constant the resistance values of charged particles in the contact charging means in an image forming device of the type in which a toner left after transfer achieved by a developing device is simultaneously developed and recycled. SOLUTION: A contact charger 31 uses a first and second charged particles and has a means 35 for replenishing auxiliary first and second charged particles. The average particle diameter of the second charged particles is smaller than that of the first charged particles and the mixing ratio of the first and second charged particles is such that the mixing ratio of the second charged particles is higher for the auxiliary first and second charged particles than for the first and second charged particles during charging.
Patent JP-S60127714-A (JP)
Title: Load tap selector
Inventor: UCHIMURA KAZUHIKO
IPC: H01H9/00
Filed: 1983-12-15
Abstract: PURPOSE:To contrive the alleviation of concentration of an electric field between phases and between a charged potential part and the earth by winding a resistor around a resistor winding frame the whole length of which is almost the same as both external widths of a fixed contact and a current collecting fixed contact and which is arranged concentrically with a driving shaft with facing both fixed contacts in a coil form in an axis direction. CONSTITUTION:One end of a resistor 13 is ramified and is connected to the first and second resistance arcing rollers 6b and 6c and another end is connected to a conductive roller 7. The resistor 13 wound around a resistor winding frame 12 has a height almost same as the height L of single-phase movable contacts composed of arcing rollers 6 and a current collecting roller 7. Consequently, even if an arcing holder 4 and a current collecting holder 5 are attached to the same driving shaft 3 together with a resistor 13, the movable contacts, the arcing holder 4 and the current collecting holder 5 do not project regarding the resistor 13. Then the concentration of an electric field can be alleviated and not only a sealed ring 11 can be unnecessitated, but an insulation size between phases or between a charged part and the earth can be reduced.
Patent JP-H0399102-A (JP)
Title: Clean-up method
Inventor: NAKANO YOSHIKAZU
IPC: F22D11/00
Filed: 1989-09-11
Abstract: PURPOSE:To shorten the time required for clean-up by exhausting the air in a system of pipings which are connected to the inside of a fired furnace, a water separator, a superheater, and a main steam pipe when clean-up is performed for a unit of circulation pump type in a super-critical pressure boiler of sliding pressure in a thermal electric power plant. CONSTITUTION:Until the high pressure clean-up is finished, pure water which contains hydrazine is supplied to the inlet of a fuel economizer from the water filling line 22 of a boiler, and, on the other hand, water is filled up to a specified water level from a pipe channel 2 of the fuel economizer 9 through the fired furnace main body 10, a water separator 11, and a water separator drain tank 12. And, when the high pressure clean-up is finished and the quality of the water becomes a water quality that can be passed through the pipings, the water is blown through a pipe passage 4 and a blow valve 19 to the outside of the system so as to bring the water quality of the water separator drain tank 12 to a specified water quality. Next, circulation clean-up is conducted. With this constitution the clean-up can be conducted effectively.
Patent JP-2001058867-A (JP)
Title: Structure part
Inventor: SAKAMAKI MAKOTO
IPC: C04B35/00
Filed: 1999-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a composite ceramic that has both of the low thermal expansion properties and high stiffness and is suitable as a structural part for semiconductor-manufacturing equipment, measuring instrument, precision mechanical equipment and the like. SOLUTION: In a structural part constituted with a compact-substance composite ceramic comprising the first material and the second material, when the weight proportion, the density, the thermal expansion coefficient in the vicinity of the room temperature, and the Young's modulus of the first material are represented by W1 in %, ρ1, α1 and E1, respectively and the weight proportion, the density, the thermal expansion coefficient, and the Young's modulus of the second material are represented by W2 in %, ρ2, α2 and E2, respectively, the thermal expansion coefficient α in 1/ deg.C and the Young's modulus E in GPa of the composite material are represented as follows where -1×10-6<=α<=1×10-6 and E>=150: α=[(W1E1α1/ρ1)+(W2E2α2/ρ2)]/[(W1E1/ρ1)+(W2 E2/ρ2)]+A;  E=B×[(W1E1ρ2)+(W2E2ρ1]/[(W1ρ2)+(W2ρ1)]; Where A=-0.5×106 to 1.0×106 and B=0.8 to 1.2.
Patent JP-H04115387-A (JP)
Title: Recording slip and its reading method
Inventor: AJIKI HIROSHI
IPC: G06K19/06
Filed: 1990-09-05
Abstract: PURPOSE:To surely record information in a recording slip even when the recording slip has been used on the outdoors for a long time by forming a reflective recording part by an ultrasonic wave reflecting material, and even if the slip is exposed to sunbeams, preventing the reflective recording part from being erased due to ultraviolet rays. CONSTITUTION:While depressing a prescribed operation button, the surface of the recording slip is traced from a position separated from the reflective recording part 2 of the slip by an optional height (l) in a fixed direction approximately horizontal to the surface of the slip at an optional speed (nu). Thereby, an ultrasonic wave with prescribed frequency projected from an ultrasonic wave generating means 4 is reflected on the reflective recording part 2 or a non-reflecting part 14 and made incident upon a receiving means 5 and an electric signal with a large sound pressure is outputted from the ultrasonic wave reflected by the recording part 2 and an electric signal with a small sound pressure is outputted from the ultrasonic wave reflected by the non- reflecting part 14. A large sound pressure is outputted in proportion to the depth (DELTAl) of a groove engraved on the base 1 of the recording slip.
Patent JP-S6296773-A (JP)
Title: Fuel feeder for vehicle
Inventor: HIROMASA SHUNICHIRO
IPC: F02M37/18
Filed: 1985-10-23
Abstract: PURPOSE:To enable efficient sucking of fuel from the bottom of another tank, when returning the excessive fuel through a return conduit to a fuel tank, by driving an auxiliary fuel pump through utilization of the flow energy of returning fuel. CONSTITUTION:A projection 14 is provided on the bottom wall 11 of a fuel tank 10 arranged at the lower section of a vehicle to separate the tank bottom section into two section 15, 16 and a drive shaft 21 and an exhaust tube 22 are arranged in a recess 17 formed by said projection 14. Main fuel pump 23 to be driven by a motor is arranged in the first bottom section 15 and the delivery side is connected to a fuel injection valve of an engine 38 through a fuel supply conduit 40. A fuel return conduit 50 is connected to the way of said conduit 40 through a three-way joint 45 while a pipe 62 intercommunicated with the bottom section 15 is provided at the other end of said conduit 50 and a pipe 71 is branched, then an auxiliary fuel pump 70 comprising a jet pump is interposed in said pipe 71 so that it is possible to perform the sucking of fuel through a pipe 72 into the second bottom section 16.