baber/WOPTO huggingface dataset:
Patent JP-H01140157-A (JP)
Title: Air pressure charge director/distributor
Inventor: BENJION RANDA
IPC: G03G15/10
Filed: 1988-09-02
Abstract: PURPOSE: To determine application of a charge director by monitor of conductivity by pumping air like pulses for the purpose of distributing the charge director to a liquid developer composition storage vessel by an electric controller and selectively operating this electric controller by a conductive sensor. CONSTITUTION: An air pressure charge director distributor 10 is connected to a controlled pulse air source 12 by a tube 11, and a tube 13 having a prescribed diameter through which a small quantity of the charge director is distributed is arranged in a storage vessel 14, and a liquid developer composition where about 1.5%wt toner particles are dispersed in carrier liquid is stored in the storage vessel 14. A prescribed quantity of the liquid charge director composition is stored in the charge director storage vessel of the device 10, and a pressure cell 23 which has an aperture 24 having a prescribed diameter is arranged in the bottom of the vessel 22.  A conductive monitor 25 monitors the conductivity to drive the pulse air source 12, and the quantity of the charge director according with the diameter ratio of the tube 13 to the aperture 24 is determined by the pressure of the vessel 22 generated by the pressure cell 23.
Patent JP-2000060140-A (JP)
Title: Power converter
Inventor: KIJIMA KENJI
IPC: H02M7/00
Filed: 1998-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a power converter which is capable of lowering induction and can enhance cooling performance, and can make the overall external size of the device small. SOLUTION: This power converter is constituted of plural pieces of combined inverter units each for one phase, and the inverter unit where three levels of AC output can be obtained comprises first to fourth element packages where each power element 1-4 is packaged, first and second reflux diode packages where two pieces of neutral point clamp diodes 9 and first, second, third, and fourth reflux diodes 5 and 6 are packaged each, and a clamp diode package where a clamp diode is packaged, and the first and second reflux diode packages are juxtaposed at one wall face of the clamp diode package, and the first, the second, the third, and the fourth element packages are juxtaposed each on the facing wall faces of reflux diode packages.
Patent JP-2000057994-A (JP)
Title: Double end type low-power metal halide lamp
Inventor: SHIBAYAMA SHIGERU
IPC: H01J61/20
Filed: 1998-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a lamp for vehicle having excellent light emitting efficiency at a low power by sealing the ScI3-NaI-based metal, and setting the electrode diameter in a specified range in the rated power set in a specified range. SOLUTION: An electrode is structured so that flow-out of the heat from the electrode can be prevented so as to sufficiently raise the temperature of a light emitting tube by setting a diameter Φn of a pair of first electrode and second electrode 20 to be inserted into an arc chamber electrically connected to a molybdenum foil 21 so as to be Φn<=0.25 mm.  In the case where the first electrode and the second electrode 20 are respectively formed of an electrode part 22 and an electrode tip part 23, assuming diameter of the electrode part 22 ΦS mm, and diameter of the electrode tip part 23 formed into a spherical shape ΦP mm, and by setting ΦS<=ΦP, since the tip of the electrode is formed into a shape having a cross sectional area to be increased and the heat hardly to flows out, lowering of the light emitting efficiency due to the reduction of the input power can be prevented.
Patent JP-H0562092-A (JP)
Title: Operation diagram preparing device
Inventor: KASHIWAGI MASAMOTO
IPC: G08G1/00
Filed: 1991-08-30
Abstract: PURPOSE:To in a short time perform the correcting work of a diagram chart accompanying the change of other traffic information without needing the long time experience and the abundant knowledge while the artificial error is reduced. CONSTITUTION:This device is equipped with an input means 1 to designate other traffic information and the operation related to the relevant other traffic information, other traffic information storing means 2 to register other traffic information as a data base beforehand, a diagram chart preparing means 3 to prepare the diagram chart based on other designated traffic information. other traffic information correcting and inflecting means to have a function to retrieve the relation of other traffic information for the designated operation and store the result to other traffic information storing means 2, a function to correct automatically other traffic information of other traffic information storing means 2 when other traffic information is changed, and a function to correct automatically the diagram chart based on other corrected traffic information and an output means 8 to provide the information necessary to prepare and correct the diagram chart to an operator.
Patent JP-S6376715-A (JP)
Title: Spiral pattern forming method for metallic tube
Inventor: MASUDA TAKUZO
IPC: B21C37/15
Filed: 1986-09-17
Abstract: PURPOSE:To form a continuous spiral pattern on the peripheral surface of a metallic tube without deformation of the tube by combining pressurization to a split die for the tube and rotational and axial movement of the tube and forming a spiral pattern on the peripheral surface. CONSTITUTION:An end of a metallic tube A cut by a prescribed length is fixed by a chuck capable of rotating and moving back and forth in the axial direction and the other end of the tube A is put between upper and lower separated dies 1, 2. The dies 1, 2 are closed to press the tube A by forming parts 1a, 2a to form a spiral pattern on the peripheral surface of the tube A across the length of the dies 1, 2. After separation of the dies 1, 2, the tube A is moved in the axial direction by a prescribed pitch and is concurrently rotated, and then is again pressed by the dies 1, 2. Thus, the spiral pattern is formed over the total length of the tube A.
Patent JP-S60113836-A (JP)
Title: Mount filled with fluid
Inventor: KIKUCHI KENICHI
IPC: F16F13/14
Filed: 1983-11-24
Abstract: PURPOSE:To enable a mount to simultaneously satisfy a high damping characteristic in the range of low frequency vibration and a low dynamic spring constant in the range of high frequency vibration, by communicating the first and the second fluid chambers through two communication paths and providing a valve means, closed by the circulative action of fluid, in one of the communication paths. CONSTITUTION:The first fluid chamber 10 and the second fluid chamber 12 are communicated by two communication paths 32, 38, and one communication path 32 provides a valve means 40 closed by the circulative action of fluid circulatively flowing in the communication pathe 32. Then a amount performs the vibro- isolating action mainly by elastic deformation of an elastic member 8 when the valve means 40 is placed in an opening condition, while damps the vibration by circulative flow resistance of the communication path 38 when the valve means 40 is placed in a closing condition. In this way, a high damping characteristic in the range of low frequency vibration and a low dynamic spring constant in the range of high frequency vibration can be both satisfied.
Patent JP-H0648710-A (JP)
Title: Silicon nitride powder
Inventor: ISOZAKI HIROSHI
IPC: C04B35/58
Filed: 1992-07-29
Abstract: PURPOSE:To obtain an inexpensive silicon nitride powder excellent in a sintering property and capable of producing sintered products excellent in strengths by limiting the characteristics of the silicon nitride, such as its beta-phase content, specific area and surface oxygen content. CONSTITUTION:This silicon nitride powder has a beta-phase content of >=20 deg.C, a specific surface area of >=2m<2>/g, and a surface oxygen content of 0.2-3.0wt.%. The silicon nitride powder can be produced by various methods. For example, by a metal silicon direct nitriding method, silica-reducing method or silicon halide method, the silicon nitride having a alpha-phase content of >=20% is produced, and subsequently ground to prepare the powder having a specific surface area of >=2m<2>/g. The powder is thermally treated in air at 600-1200 deg.C for 10min to 4hr to provide the objective silicon nitride powder.
Patent JP-S59111945-A (JP)
Title: Welding of low-melting glass to window for light transmission
Inventor: OOHIGATA HIROAKI
IPC: H01L31/10
Filed: 1982-12-15
Abstract: PURPOSE:To carry out the titled welding operation without damaging the window for the transmission of light nor causing the deposition of foreign materials, by coating a medium material with low-melting glass, placing the window for light transmission on the glass, welding the low-melting glass to the window, and releasing the medium material after cooling. CONSTITUTION:A medium material 10 made of e.g. Fe-Ni-Co alloy is coated with a low-melting glass 12 by screen printing corresponding to the pattern for hermetic seal. The splash of the low-melting glass 14 is scattered on the surface of the medium material 10 in the state. The material is dried by heating at 80-150 deg.C, preheated at about 300 deg.C to gasify the binder, etc., and heated at about 420 deg.C to effect the glazing. The window for light-transmission 20 is placed on the material, and welded by heating at about 450 deg.C, and the medium material 10 is peeled off after cooling. The splash 14 attached to the medium material 10 can be removed together with the material 10. There is no contamination of the light transmission surface with foreign materials; the direct contact of the light transmission surface with the screen can be prevented because the pattern is printed to the medium material by screen printing; and the light transmission window free from defect and having excellent light transmission characteristics can be obtained.
Patent JP-S61100929-A (JP)
Title: Projection-type semiconductor exposing equipment
Inventor: HARA KOICHI
IPC: H01L21/30
Filed: 1984-10-23
Abstract: PURPOSE:To enable distortion in a projection optical system to be corrected, by arranging a space filled with fluid in an optical passage from the projection optical system to an image plane and changing the temperature of the fluid for adjusting the refractive index of the fluid. CONSTITUTION:A reticle 2 is illuminated by light from an illumination light source 1, whereby an image thereof is formed on a wafer 4 with a projection lens 3. The space 5 between the lens 3 and the wafer 4 is filled with air and a heater 6 is provided, being directed to the space 5. The heater 6 is controlled by a controller 7 such that it heats the air within the space 5 as desired. The space 5 may be surrounded by a lens barrel or the like so that the heating effect by the heater 6 is improved. The air within the space 5 heated by the heater 6 produces deviation of temperature distribution therein, whereby the image forming position of an image 2' of the reticle 2 is enabled to be deviated. Preferably, the position where the heater 6 is arranged is adjustable so that it is preadjusted to a properly corrected position in accordance with a distortion of the projection optical system.
Patent JP-H0772188-A (JP)
Title: Device for magnifying frequency deviation ratio
Inventor: UJIIE HITOSHI
IPC: G01R23/14
Filed: 1993-09-06
Abstract: PURPOSE:To provide a magnifying device which is one stage and where an magnification coefficient is drastically improved as compared with before. CONSTITUTION:A frequency f1 which is obtained by multiplying a frequency to be measured f0=fs+df (fs: known nominal frequency, df: deviation) by A (A>=1) using a frequency multiplier 5 is selected by a filter 6 and is fed to one input terminal of a mixer 7. On the other hand, a frequency fp=fr/C which is obtained by dividing a reference frequency fr=Afs using a frequency divider 9 is multiplied by B (a constant which is one or larger) using a frequency multiplier (for example, PLL), is converted into f2=Bfp=betafr (beta=B/C), and is fed to the other input terminal of the mixer 7. Frequency mixing is performed by the mixer 7 and a differential frequency f3=f1-f2 is selected by a filter 11. F3 is expressed as f3=(K (fs+alphadf)=Kfs+Adf. alpha is a deviation ratio enlargement coefficient with alpha=1/ (1-beta) and K=A/alpha. By measuring f3 with a universal counter, df can be measured.
Patent JP-S60118613-A (JP)
Title: Treatment of alkali waste liquor containing mercaptans
Inventor: WATANABE KATSUROU
IPC: C01B17/32
Filed: 1983-11-26
Abstract: PURPOSE:To recover valuable components in waste liquor, by carbonating an alkali waste liquor containing mercaptans, introducing an inert gas into it to expel the mercaptans, carrying out CO2 absorption reaction. CONSTITUTION:90-120wt% based on theoretical amount required for carbonization of alkali components in waste liquor of CO2(-containing) gas is introduced in to an alkali waste liquor containing alkali sulfide, alkali hydrosulfide or caustic alkali, and methyl mercaptan, and ethyl mercaptan, the alkali components are carbonized until the reaction ratio reaches 81-85%, the reaction mixtur is heated to >=35 deg.C with stirring, an inert gas is introduced to it, and most of the mercaptans are expelled out of the system. Then the CO2(-containing) gas is introduced into it, to give a solution containing alkali hydrosulfide and alkali carbonate or a mixed solution containing alkali hydrosulfide and alkali carbonate, having slurry comprising alkali carbonate or alkali bicarbonate alone or a mixture of them.
Patent JP-H0768479-A (JP)
Title: Elevating floor equipment for maintenance work
Inventor: KONNO TAKAO
IPC: E04G1/18
Filed: 1993-09-06
Abstract: PURPOSE:To facilitate the securement of the working space of necessary height by lowering each elevating floor. CONSTITUTION:In realizing the maintenance work, the level is set by the action of the respective level setting means 21, 22, 23 as shown in the figure from the chain line position to the solid line position, e.g. the level setting of the first low level mode L1 for a first elevating floor 11, the level setting of the second low level mode L2 for a second elevating floor 12, and the level setting of the third low level mode L3 for a third elevating floor 13. In this third low level mode L3, the third elevating floor 13 is set to the height where the workability to realize the maintenance work of a subject to be maintained becomes excellent as the maintenance floor. When maintenance equipment and materials are brought inside a pit 4, i.e., in the working space, the descending to the third low level mode L3 is realized by working the third level setting means 23 in the condition where the maintenance equipment and materials are mounted on the third elevating floor 13.
Patent JP-S61104303-A (JP)
Title: Magnetic recording and reproducing device
Inventor: FURUMOTO MITSUNOBU
IPC: G11B5/09
Filed: 1984-10-22
Abstract: PURPOSE:To record and reproduce the combination of both of video and signals by recording a time base-compressed sound signal and a digitized and divided video signal on one plural sectors to which one track is divided. CONSTITUTION:One track corresponding to 180 deg. is divided to six sectors BL1-BL6. In case that a still picture and the sound signal are recorded on the sector BL3, they are recorded alternately on tracks, for example, still picture information is recorded on parts A1, A2... and the sound signal is recorded on parts B1, B2.... When the sound signal is recorded as a continuous signal, it is compressed to 1/12 with respect to time because the recording capacity of one sector is a signal of one frame if a cylinder is rotated with a signal having a 1/2 frequency of a vertical synchronizing signal in the video signal. The extent of 30 deg. is used as one sector consisting of 2.5 deg. preamble, 25 deg. data part, and 2.5 deg. postamble, and the stereophonic continuous sound signal is recorded.
Patent JP-H0835249-A (JP)
Title: Deodorization device and toilet seat with deodorization
Inventor: YAMAZAKI HIRONORI
IPC: E03D9/00
Filed: 1994-09-16
Abstract: PURPOSE:To prevent water from flowing into the inside of a deodorization device and also prevent shortage of air volume on deodorizing, by forming the opening opened to the air suction part at the upstream side of the suction opening as a shield wall blocking the front side of suction opening or a part of the under side and allowing air to pass through it. CONSTITUTION:A bad smell is sucked from the bowl 1a of a toilet body 1 by a suction fan driven by a motor installed in a main housing and emitted from the discharge opening at the easing 2 bottom face. An ozonizer is assembled in the connection part of the main housing and a deodorizing duct 5b and a deodorizing catalyst are put at the lower end side of the main housing to deodorize the air sucked from the bowl 1a. In this case, the front end of the deodorizing duct 5b is arranged at the lower side of a hot-air path 4b and the upper face of casing 2 is covered as far as the front end of hot-air path 4b. Moreover, a shield wall 6 s provided at the lower face of the hot-air path 4b to prevent splashed urine from entering the inlet of deodorizing duct 5b.
Patent JP-H02160909-A (JP)
Title: Flash spinning
Inventor: HIYUNKOOKU SHIN
IPC: D01F6/04
Filed: 1989-08-30
Abstract: PURPOSE: To provide a flash spinning method free from environmental pollution problem in production process by using a specific halogenated hydrocarbon as a solvent for the flash spinning of a polyethylene dissolved in a halogenated hydrocarbon spinning liquid. CONSTITUTION: A spinning liquid obtained by dissolving a polyethylene in a halogenated hydrocarbon spinning liquid, having a polyethylene concentration of 10-20 wt.% and maintained at 130-210 deg.C and 3,000 psi pressure is spun by flash spinning to a region having temperature and pressure lower than the above levels to obtain a plexifilamentary film-fibril strand. In the above process, 1,1-dichloro-2,2,2-trifluoroethane or 1,2-dichloro-1,2,2-trifluoroethane is used as the halogenated hydrocarbon to prevent the destruction of the ozonosphere of the earth. The above solvent may be incorporated with <=15 wt.% of a cosolvent such as cyclohexane.
Patent JP-H02113038-A (JP)
Title: Manufacture of foam board having high compressive strength
Inventor: GEERUHARUTO ARITSUKE
IPC: C08J9/14
Filed: 1989-08-30
Abstract: PURPOSE: To provide a foamed body plate with slight moisture absorptivity, good dimensional stability, and high compression strength and thermal distortion resistance by extruding a mixture of a specified mixed foaming agent blended to a styrene polymer.  
     CONSTITUTION: A mixture consisting of 20-90 (wt)%, particularly, 50-70% of a 3-5C saturated hydrocarbon; 10-60%, particularly 15-50% of ethyl chloride and/or carbon dioxide; and 0-30%, particularly, 10-25% of dichlordifluoromethane and/or 1,1-difluoro-1-chloroethane is used as foaming agent, and a mixture consisting of a styrene polymer; 7-16%, particularly, 10-14%, to the styrene polymer, of the foaming agent; and, as occasion demands a general additive is extruded to provide a foamed body plate having a sectional area of 50 cm 2  or more, particularly, 100-1000 cm 2 . 
     COPYRIGHT: (C)1990,JPO
Patent JP-H0964025-A (JP)
Title: Manufacturing method for semiconductor device
Inventor: KOBAYASHI AKIRA
IPC: H01L21/31
Filed: 1995-08-30
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device having a silicon oxide film whose film quality in the depth direction is uniform and which is superior in coverage as an inter-layer insulation film, by film-forming until the temperature of a substrate in a chamber becomes set temperature, while flow rate of raw material gas is gradually increased. SOLUTION: A silicon oxide film is formed an a semiconductor substrate in a chamber in a plasma CVD method using organic system raw material gas, for manufacturing a semiconductor device. At this time, film formation is done until the temperature of the substrate in the chamber becomes set temperature, while flow rate of the raw material gas is gradually increased. For example, first, He acting as diluting gas and O2 acting as auxiliary material gas are introduced into the chamber, and the inside of chamber is adjusted at a specified pressure. Then TEOS introduction and RF discharge are started at the same time, the TEOS flow rate is adjusted until reaches set flow rate with the use of lamp up method. The gradient of the lamp up is about TEOS set flow rate × 0.1per second, and lamp up time is about 10 seconds.
Patent JP-H0885638-A (JP)
Title: Vacuum suction pad for transfer
Inventor: TSUKAMOTO YASUO
IPC: B65H3/08
Filed: 1994-09-16
Abstract: PURPOSE: To make a sheet material transferrable piece by piece with certainty by forming each suction tube of vacuum suction pads, setting the suction tube of these vacuum suction pads to be situated at the end among them to be shorter than the others, and differentiating the extent of suction timing with the vacuum suction pads. CONSTITUTION: A suction tube 4 of the vacuum suction pad 1 at the end is made shorter than other suction tubes 4, thereby making the position higher. This suction tube 4 is made up extensibly, and the vacuum suction pad 1 is pressed to a sheet material via this suction tube 4. At this time vacuum suction pad 1 at the end is also pressed so as to contact with the sheet material together, but since the vacuum suction pad 1 at the end sucks up the conveyed work at the earlier timing than the others, whereby a turning-up operation of the sheet material is carried out, and thus air is interposed in a gap with the next sheet to release the close adhesion. In consequence, the sheets can be transferred piece by piece with certainty.
Patent JP-H05143812-A (JP)
Title: Automatic ticket examination device
Inventor: OKAMOTO HIROYUKI
IPC: G07B11/07
Filed: 1991-08-06
Abstract: PURPOSE:To remarkably improve serviceability by enabling separated two sheets of ticket consisting of a pair of two sheets to be inputted simultaneously, separating the two sheets of ticket inputted simultaneously from each other to read magnetic data, and ejecting them separated from each other by superimposing in two sheets simultaneously. CONSTITUTION:This device is an automatic ticket examination device which processes a pair of two sheets of ticket consisting of separated two sheets, and it is provided with a medium separation mechanism 9 to separate the two sheets of ticket inputted simultaneously from each other, and a superposition mechanism 11 by holding a preceding medium transiently until a following medium arrives and carrying by superimposing the two sheets of ticket separated from each other by the medium separation mechanism 9 in two sheets by interposing between a ticket insertion port 3 to which the two sheets of ticket can be inputted simultaneously and a ticket output port 4 capable of ejecting the two sheets of ticket simultaneously.
Patent JP-H07153848-A (JP)
Title: Cmos integrated circuit device and its manufacture
Inventor: TATSUOKA MASATO
IPC: H01L21/8238
Filed: 1994-09-16
Abstract: PURPOSE:To reduce power supply noise by connecting a branch wiring for changing signal phase with a power supply wiring. CONSTITUTION:The basic constitution of a power supply wiring has a power supply wiring whose both ends are identical, e.g., a loop type branch wiring 2 connected with a main wiring 1, and a branch wiring 3 wherein one end is connected with the main wiring 1 and the other end has an independent phase shift branching part. A CMOS integrated circuit device has circuit elements containing CMOS elements formed on a semiconductor substrate, a power supply wiring for connecting one of the circuit elements with a power supply pad, and a phase shift branching part. The phase shift branching part is not connected with the circuit elements but with the power supply wiring, and forms noise phase difference to the power supply wiring. Thereby a CMOS integrated circuit device which has noise reduction measure for a power supply wiring on the basis of a new viewpoint and whose operating frequency is 250MHZ or higher can be obtained.