baber/WOPTO huggingface dataset:
Patent JP-S54149474-A (JP)
Title: Junction type field effect transistor
Inventor: TOMIZAWA YUTAKA
IPC: H01L29/80
Filed: 1978-05-16
Abstract: PURPOSE: To obtain a junction type field effect transistor, where no inversion layer is formed on the P-type region substrate, in the P channel J-FET.  
     CONSTITUTION: In the P channel J-FET consisting of N-type semiconductor substrate 1, P-type region 2, N-type region 3, P +  regions 4 and 5, N-type regions 6 and 7, oxide film 14 which has an aperture only on P + -type regions 4 and 5 and covers all the surface, electrode 8 which is provided on region 4 from the aperture on P + -type region 4, electrode 10 which is provided on region 5 from the aperture on P + -type region 5 and extends onto the oxide film on N-type region 3 above and the part near the P + -type region above, and electrode layer 13 which is provided on the reverse face of substrate 1, P + -type region 4 and P + -type region 5 are operated as a source and a drain respectively, and this transistor is operated as a J-FET by the control of electric fields from N-type semiconductor sunstrate 1 and N-type region 3. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S56154964-A (JP)
Title: Fermented soybean
Inventor: SEKIGUCHI RIYOUJI
IPC: A23L11/00
Filed: 1980-05-01
Abstract: PURPOSE: Fermented soybeans giving out almost no offensive odor, especially no ammonia smell even after storing them for a long time of several months, obtained by adding baley to raw material soy beans and preaparing fermented soybeans conventionally.  
     CONSTITUTION: Raw material soybeans or milled and cut soybeans are blended with 10W30wt%, preferably 15W20wt% based on final product of baley, the blend is soaked in water conventionally, boiled under pressure, a seed bacillus is sprinkled on it, dispersed, and the prepared soybeans are fermented. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H05222903-A (JP)
Title: Steam governing valve chest warming device
Inventor: FURUI TAKESHI
IPC: F01D25/10
Filed: 1992-02-12
Abstract: PURPOSE:To minimize a warming up time without applying excessive thermal stress by obtaining a predicted value of the thermal stress applied to a governing valve chest metal from a temperature changing rate of the governing valve chest metal and a measuring value of temperature difference between the inner and the outer metals of the governing valve chest by means of fuzzy reasoning, and by comparing this with a set value to close a main steam stop valve or to an open after valve seat drain valve. CONSTITUTION:The inner and the outer metal temperatures of a governing valve chest are detected by temperature detectors 21, 22, and a temperature difference signal (a) is calculated from the difference thereof. Meanwhile, governing valve chest metal temperature is detected by a temperature detector 24, and a metal temperature changing rate signal (b) is calculated. The temperature difference signal (a) and the temperature changing rate signal (b) are respectively input into a first and a second state confirming means 34, 35, and a thermal stress prediction value C is calculated by means of a fuzzy reasoning means 36. Open and close timings for a main steam stop valve and a main steam stop valve after valve seat drain valve are made suitable based on this thermal stress prediction value and a set value previously decided, and warming up is performed in the shortest time while preventing excessive thermal stress.
Patent JP-S60202718-A (JP)
Title: Denitration method of waste gas from incinerator
Inventor: SAKAI HIROO
IPC: B01D53/94
Filed: 1984-03-27
Abstract: PURPOSE:To prolong the life of a catalyst by recovering heat of waste gas in a denitration method of waste gas from a incinerator and denitrating the waste gas in a denitration apparatus of NH3 catalytic reduction method at 160- 240 deg.C inlet temp. after dust-removing. CONSTITUTION:The waste gas from a incinerator is sent to a waste heat boiler 1 and after the heat recovery is performed thereat, said gas is dust-removed with an electric dust precipitator 2 and sent to a denitration apparatus 3. The waste gas from the incinerator contains about 25% moisture and adhesion and accumulation of ammonium sulfate compound aren't generated at even low temp. of <=240 deg.C. The inlet temp. of denitration apparatus is regulated to 160-240 deg.C and said gas is denitrated by NH3 catalytic reduction method. The waste gas discharged from the denitration apparatus is discharged from a stack 7 via an HCl removing apparatus 5 and a reheating apparatus 6 via a fan 4. By this method, the long life of catalyst is obtained without increase of pressure loss due to change with time.
Patent JP-H09244171-A (JP)
Title: Silver halide photographic sensitive material and image forming method
Inventor: EBIHARA KEIKO
IPC: G03C5/29
Filed: 1996-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a silver halide photographic sensitive material for printing plates which are free from the degradation in photosensitivity and flattening in spite of use of latex, have the excellent quality of microdots and reproducibility of the microdots and are free from black dots accident, and an image forming method. SOLUTION: The silver halide photographic sensitive material having at least >=2 layers of silver halide emulsion layers contg. >=0.5 to <=5g/m<2> silver on a base is higher in the content of the polymer latex included in the one emulsion layer of the emulsion layers described above than the content of the polymer latex included in the other emulsion layers. This photosensitive material is processed by a developer having pH9.0 to 11.0, by which high-contrast images of 10 to 30 gamma are formed.
Patent JP-H0545069-A (JP)
Title: Throwing of scrap lump in metallurgical furnace
Inventor: KANAMORI KIYOSHI
IPC: F27D3/04
Filed: 1991-03-20
Abstract: PURPOSE:To provide a scrap lump throwing method capable of continuously throwing in scrap lumps from the side of a metallurgical furnace body by preventing an opening part from being blocked with splash. CONSTITUTION:A throwing method of a scrap lump in a metallurgical furnace is adapted to include a metallurgical furnace body 20 including an opening part 21 in the side thereof, a scrap lump throwing passage 31, and a scrap lump is thrown into the metallurgical furnace body 20 from the scrap lump throwing passage 31 with the aid of the scrap lump transfer means 50. A scrap lump to be thrown in at the next time is waited at the opening and then at the further next time is transferred toward the scrap lump to be thrown in at the next time with the aid of the scrap lump transfer means 50 and brought into contact with the same. Hereby, the scrap lump to be thrown in at the next time is dropped into the metallurgical furnace body, and the scrap lump to be thrown in at the further next time is waited.
Patent JP-S55148207-A (JP)
Title: Production of synthetic resin monofilament
Inventor: KAWATODO TAKAHARU
IPC: D01D5/24
Filed: 1979-05-10
Abstract: PURPOSE: To obtain an extremely thick synthetic monofilament having improved spinnability, roundness, and transparency, by melt spinning a synthetic resin through a specific spinneret with hollows.  
     CONSTITUTION: A synthetic resin, e.g. a copolyamide, having a melt viscosity ≥ 700 poises, preferably ≥ 1,000 poises, is melt extruded through a spinneret with hollows of a ratio between the hollow diameter r and the extrusion diameter R of 0.15W0.35:1, the diameter r being in the range of 1W2mm. The resin and spinneret temperatures, and extrusion pressure are preferably set to give the ratio of the hollow diameter r' to the outside dimeter R' of the extruded monofilament of 0.15W 0.40:1. The melt viscosity is measured by using a Koka flow tester at 15kg/cm 2 G and 270°C, with an orifice diameter of 0.5mm and an orifice depth of 2.0mm. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S51133036-A (JP)
Title: Connecting method of optical cables
Inventor: IGARASHI KIYOSHI
IPC: G02B6/38
Filed: 1975-05-15
Abstract: PURPOSE:Improvement of axially connecting accuracy by butting optical cable ends in an axially connecting hole and constant maintenance of adequate butting state.
Patent JP-H01282600-A (JP)
Title: Coating for damping sound and/or vibration
Inventor: YOHAN BANDERUSUTORAETEN
IPC: B23D61/02
Filed: 1989-03-09
Abstract: PURPOSE: To efficiently attenuate the sounds and vibration of a metallic machine element which is a noise source by coating a layer of a relatively hard material in such a manner that the layer has clearances or cavities internally including materials having the higher plasticity or elasticity than the plasticity or elasticity of the material. CONSTITUTION: A coating surface 1 is formed as a rough surface by a known surface treatment in a first stage. A fixing layer 6 contg. NI.Al, Ni.Cr or Mo is applied thereon at need in a second stage. layer 2 consisting of a wear resistant metal or alloy having a grain size of 50 to 150μm and uniformly having porosity of 8 to 30% and having 0.1 to 0.4mm thickness is formed by thermal spraying or blasting in the state of a partially molten drop state 5 like arc or plasma spraying thereon and rigidly fixed thereto in an area of 75 to 95% of the surface 1 in a third stage. The viscoelastic or viscoplastic material 4 is penetrated into the cavities 3 or the traces after a part of the layer 2 are chemically removed by vacuum impregnation, etc., and finally the surface is polished in a fourth stage, by which the coating is completed.
Patent JP-H02237783-A (JP)
Title: Industrial robot
Inventor: OGISO TOSHIO
IPC: B25J13/00
Filed: 1989-03-13
Abstract: PURPOSE:To make the centroid of an arm coincident with the axial position of a rotating joint and to constrain the generation of a centrifugal torque, etc., by installing a motor for removing an interference torque on a robot arm and at the opposite side to the other axial driving motor for the rotating joint thereof. CONSTITUTION:The stator side of a 2nd motor 3 is fixed in parallel axially to a 1st motor to the 1st arm driven by a 1st motor 1. By this 2nd motor 3 a 2nd arm 4 or wrist axis is driven. Moreover, the stator side of a 3rd motor 7 is fixed to the 1st arm 2 in parallel axially to the 1st motor 1 and the torque for offsetting the interference torque which the 1st motor 1 receives by the driving of the 2nd motor 3 is generated by this 3rd motor 7. The 3rd motor 7 is arranged at the opposite side to the 2nd motor 3 in relation to the shaft of the 1st motor 1 and the centroid of the 1st arm 2 is made coincident with the shaft of the 1st motor 1. Consequently, the variation in the load inertias due to the attitude variation of a robot is eliminated and the generation of a centrifugal torque, etc., is restrained.
Patent JP-H05258844-A (JP)
Title: Heater and its manufacture
IPC: H05B3/48
Filed: 1992-03-16
Abstract: PURPOSE:To provide the characteristic having an excellent electric insulation property at a high temperature without impairing the conventional heat conductivity by resolving the deterioration of the electric insulation property at a high temperature of the aluminum nitride used for a heater as a filling material. CONSTITUTION:Grains of aluminum nitride 6 are oxidized to form aluminum oxide layers 7 on the surface, thereby a filling material having excellent heat conductivity and an improved electric insulation property is obtained. When this filling material is used, a heater having an excellent characteristic is obtained.
Patent JP-H07270271-A (JP)
Title: Method and equipment for measuring gas barrier properties of plating film
Inventor: KOMIYA YASUHIKO
IPC: G01M3/32
Filed: 1994-03-28
Abstract: PURPOSE:To obtain a method for measuring gas barrier properties which enables reliable and accurate measurement of the gas barrier properties of a plating film on a vessel made of synthetic resin. CONSTITUTION:A cylindrical bottomed vessel 1 to be measured which is made of synthetic resin and provided with a plating film 2 on either the inner or outer wall at least is disposed in a testing chamber 3 having a vessel main body 4 and a cover member 5 closing up the opening of the main body airtightly, with the peripheral part of the opening of the vessel 1 brought into airtight contact with the cover member 5. Air in either the testing chamber 3 or the vessel 1 to be measured is replaced by a helium gas, while the other is subjected to vacuum evacuation, and the quantity of the helium gas contained in are exhaust gas is measured. 0n the occasion, at least one pressing jig 12 is fitted along the surface of the plating film of the vessel 1 to be measured.
Patent JP-H11261275-A (JP)
Title: Magnetic shield structure having magnetic shield aperture parts
Inventor: ISHIKAWA TOSHIYUKI
IPC: H05K9/00
Filed: 1998-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic shield structure where aperture parts are subjected to magnetic shield treatment, and light can reach the inside of the structure. SOLUTION: As to this magnetic shield structure 1 having magnetic shield aperture parts 6, magnetic substance arrays are arranged on the aperture parts, in the direction perpendicularly intersecting a power transmission line 2 as a magnetic field generating source, in a magnetic shield structure having apertures. Glass is arranged on the aperture parts, on which glass the magnetic substance arrays are laid. The number and the gaps of the magnetic substance arrays are decided in accordance with permeability of the glass.
Patent JP-S63225071-A (JP)
Title: Yarn laying device
Inventor: OTOJIMA HIRAO
IPC: D01H15/00
Filed: 1987-03-14
Abstract: PURPOSE:To easily form a knot of a yarn by disengaging an inner ring from a groove by allowing a yarn laying guide to rotate when the yarn laying guide having a spiral groove which forms the inner and outer rings from the yarn edge of a package is turned in the reverse direction to the yarn taking-up direction. CONSTITUTION:A yarn supplied from the yarn edge 3 in the outermost layer of a package P is applied with slack by turning a yarn laying guide 4 in the reverse direction for the winding direction of the yarn, and an outer ring 5 continuous to the yarn edge 3 and an inner ring 6 continuous to the outer ring 5 are formed on the outer periphery of the package P. After the yarn laying guide 4 is revolved and the inner ring 6 is disengaged from a spiral groove at the top edge, the yarn on the outer ring 5 is bent and formed into a hook ring 7, and inserted into the inside of the inner ring 6. Then, the yarn laying guide 4 is shifted toward this side, and the yarn is bent to form a through ring 8, and inserted into the hook ring 7, getting over the outside of the inner ring 6, and the package P is turned in the taking-up direction. Therefore, the yarn on the inner and outer rings 5 and 6 is taken up onto the outer periphery, and a knot 9 is formed.
Patent JP-S55151029-A (JP)
Title: Production of polyester elastomer of high polymerization degree
Inventor: INADA HIROO
IPC: C08G63/00
Filed: 1979-05-14
Abstract: PURPOSE: The reaction between a polyester elastomer and a specific compound such as bisoxazolone produces title elastomer with high break and tear strength in a short time without formation of by-products.  
     CONSTITUTION: The reaction between (A) a polyester elastomer consisting of (a) the acid component mainly containing aromatic dicarboxylic acids, preferably terephthalic acid, (b) low-molecular-weight diols, preferably ethylene glycol, and (c) a polyoxyalkylene glycol of 500W5,000 average molecular weight, preferably polyoxytetramethylene glycol, and (B) a compound of formula I or II (D, X 1 , X 2  are divalent organic radical; formula III is five- or six-membered ring; l is 0, 1; A is tetravalent organic radical; R 1 , R 2  are monovalent organic radical) is effected under the conditions where component A is melted.The proportion of component c among component A is 5W85wt% and component B is 0.1W10wt% on the basis of component A. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S57173458-A (JP)
Title: Grinder for barrel
Inventor: KOBAYASHI HISAMINE
IPC: B24B31/02
Filed: 1981-04-17
Abstract: PURPOSE:To prevent the leakage of a measure in a barrel tank from an upper opening section when the barrel tank is turned at high speed by inclining the barrel tank with the upper opening to the inside of a turret and rotating the barrel tank on its own axis by a turret shaft. CONSTITUTION:When a fixed quantity of the measure is charged into the barrel tank 8 with the upper opening and a motor 18 is driven, the turret 4 is turned, and the barrel tank 8 inclined to the inside is turned around a main shaft 3. When the direction of the revolution is an arrow d, a connecting shaft 6 is rotated in the arrow e direction by means of a belt 17, and the barrel shaft 9 of the barrel tank 8 is turned in the arrow c direction. Accordingly, since the upper section of the barrel tank 8 is inclined to the inside at all times so that the central axis crosses with the extension of the central line of the main shaft 3 at the upper section of the turret 4 at all times and the barrel tank is revolved around the main shaft 3, centrifugal force is applied in the directions of turning outer circumferential loci of the circumferential wall and bottom of the barrel tank 8 in the measure in the barrel tank 8, and the measure does not leak from the upper opening section of the barrel tank 8.
Patent JP-H05253436-A (JP)
Title: Production of co gas free from ch4
IPC: C01B32/40
Filed: 1992-03-16
Abstract: PURPOSE:To improve the utilization factor of carbon in a raw material, that is, the recovery of CO by steam reforming hydrocarbon to produce the raw material gas and producing CO gas free from CH4 from the raw material gas by pressure swing adsorbing process. CONSTITUTION:The raw material gas containing CO, CH4, CO2, H2 and H2O is produced by steam reforming hydrocarbon, preferably light hydrocarbon fed to a reformer. Next, the raw material gas is cooled in a cooler to remove moisture in the raw material gas. Next, CO gas containing H2 and free from CH4 is produced by pressure swing adsorbing process and the discharged gas by pressure swing adsorbing process is recycled to supply side of light hydrocarbon in steam reforming of the preceding stage.
Patent JP-S52141184-A (JP)
Title: Production of vertical field effect transistors
Inventor: KIWA YOSHITO
IPC: H01L29/80
Filed: 1976-05-19
Abstract: PURPOSE: To accurately form channel regions by forming gate lead-out regions using polycrystalline Si of a higher rate of diffusion. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H05260450-A (JP)
Title: Transmitter for digital signal
IPC: H04J3/00
Filed: 1992-03-16
Abstract: PURPOSE:To obtain audio data without any noise even when a transmission channel number of time division multiplex audio data is revised on a midst of a frame. CONSTITUTION:Time division multiplex audio data having channel data CHM, CHL separated from reception video data by an audio video separation circuit 5 are processed by a 3-sample synthesis circuit 6 and converted into consecutive time division multiplex audio data AUX by a memory 7. Moreover, a transmission channel revision detection circuit 8 generates data CHNU representing a reception channel and data CHNG representing a change in the reception channel number from the channel data CHM, CHL. When the channel number revision is detected, an audio data processing circuit 9 replaces the time division multiplex audio data AUX with mute level data MU from the point of time of detection till read address reset point of time of the memory 7 based on the data CHNG or an invalid data flag V is added.
Patent JP-H09216211-A (JP)
Title: Manufacture of precast concrete block with prearranged exterior finishing material
Inventor: SASAKI ICHIRO
IPC: B28B23/02
Filed: 1996-02-08
Abstract: PROBLEM TO BE SOLVED: To simplify the setting process of an exterior finishing material, prevent the pollution of a paste for the exterior finishing material and reduce the cost in the finishing process in the manufacture of precast concrete products. SOLUTION: In the manufacturing method for precast concrete blocks with prearranged exerior finishing material, a number of exterior finishing materials are disposed on the inner bottom wall of a form, and the state of interposing densely special filling clay layers 4 connected with the exterior finishing materials among the exterior finishing materials is formed, and concrete is placed in a PC type form. Then the placed concrete is cured to form PC blocks, and the PC blocks with clay layers are released from the PC form and the finish cleaning is carried out for the PC blocks after releasing.
Patent JP-S60202968-A (JP)
Title: Electrode connecting device of solar battery cell
Inventor: SAITOU YUTAKA
IPC: H01L31/042
Filed: 1984-03-28
Abstract: PURPOSE:To bond the leads to each other and the leads and a cell, by supplying the leads in such a way that the leads face each other along both end parts of the cells, which are positioned at a specified interval and moved, compressing the leads from the outside to the inside, and projecting laser light. CONSTITUTION:Reels 8 are arranged at the upper and lower parts of the path of cells 1. Leads 2 are drawn from the reels 8 and made to face to each other with the path of the cells 1 in-between. The rear end part of the n-th thin film 4 of one lead faces the leading part of the (n+1)th thin film 4 of the other lead 2. The leads are positioned in this way. In synchronization with the movement of a belt 5, the leads 2 are drawn out. Each cell 1 is mounted between positions 6 of the belt 5. The cell 1 and the leads 2 are sent between rollers 12 and compressed by springs 13. Then laser light 17 is projected from optical projecting systems 14. The thin film of the lead 12 is fused and bonded to the cell 1. This procedure is sequentially repeated. Thus the arbitray number of the cells 1 are electrically connected in series within the range of the length of the leads 2.
Patent JP-H10241367-A (JP)
Title: Semiconductor memory
Inventor: FUJISAWA HIROKI
IPC: G11C11/409
Filed: 1997-02-26
Abstract: PROBLEM TO BE SOLVED: To contrive reduction of size and low cost of a chip of a direct sense system dynamic type RAM, etc., by equipping a 1st switch MOSFET pair for selectively becoming the on-state immediately before an operation of a unit amplifier circuit and a 2nd switch MOSFET pair for becoming the on-state or the effective state immediately after the aforesaid operation. SOLUTION: A switch MOSFET pair N5 and N6 constituting a write data transmitting circuit is turned on immediately after the unit amplifier circuit of a sense amplifier SA becomes the operation state, and is finally brought under the complete on-state at the point of time when a write signal is outputted from a write amplifier WA to a complementary common data line CD*. Consequently, the write operation of the write amplifier WA is quickened at high speed. Since the complementary common data line CD* us used on common for transmitting a read signal and a write signal of a read amplifier RA and the write amplifier WA respectively, the number of complementary common data lines CD*s, each requiring a large writing width is reduced, in other write, an area required for the layout of the sense simplifier SA can be reduced, and the size of the dynamic type RAM can be reduced accordingly.
Patent JP-H04293051-A (JP)
Title: Photosensitive resin composition
Inventor: YOKOYAMA KYOKO
IPC: G03F7/004
Filed: 1991-03-22
Abstract: PURPOSE:To remarkably enhance a dark color development prevention effect and to enable storages of the photosensitive resin composition, a printing plate material and a dry film resist prepared by using it, for a long period. CONSTITUTION:The photosensitive resin comprises mainly the following 4 components: A; a compound having >=2 ethylenically unsaturated bonds, B; a photopolymerization initiator, C; a leuco compound as a dye precursor, and D; a furan derivative having at least one of hydroxyl, aldehyde, and ketone groups among 5-membered heterocyclic compound having an 0atom as a different atom, and its ring may be saturated.