baber/WOPTO huggingface dataset:
Patent JP-H05245839-A (JP)
Title: Manufacture of molded item of thermoplastic resin for optical use
Inventor: NISHIGUCHI MASAMI
IPC: B29B11/12
Filed: 1992-03-03
Abstract: PURPOSE:To manufacture a molded item without causing an internal strain and coloring at high temperature by a method wherein a thermoplastic resin is supplied into a mold and inert gas is fed into the mold to apply pressure on the surface of the molten thermoplastic resin and thereafter the mold is cooled successively from the lower part thereof. CONSTITUTION:The internal surface of a mold 10 is covered with release agent and molding material is filled into the interior of the mold and thereafter the mold 10 is put into a constant temperature tank 20. And the tank 20 is comprised of a tank body 21, a mold receiving part 22, cover 23, a and heating, cooling region 24. The region 24 is divided into a large number of zones 24a-24e and a large number of heaters H1-H5 and cooling fans F1-F5 are disposed in said zones respectively. Inert gas is introduced into the tank 20 to apply pressure on the surface of the molten resin in the mold 10, whereby the molding material is formed into a molded item for optical use 1. Thereafter, the heaters H1-H5 are stopped and the fans F1-F5 are actuated repeatedly and successively from lower zone to cool the mold 10.
Patent JP-S62203407-A (JP)
Title: Differential amplifier
Inventor: SHIGAKI MASAFUMI
IPC: H03F3/45
Filed: 1986-03-03
Abstract: PURPOSE:To make the gain of each amplifier stage equal in connecting one input to a reference potential by increasing the DC load impedance of the 2nd amplifier stage more than the DC load impedance of the 1st amplifier stage by a specific value. CONSTITUTION:The 1st amplifier stage and the 2nd amplifier stages 1, 2 are connected to a constant current source 3 and the value of a DC load impedance 2L is selected larger than the value of the DC load impedance so as to make the gain of said both amplifier stages equal. The input signal given to an input 1IN is amplified differentially at the 1st amplifier stage 1 and the 2nd amplifier stage 2, the DC level of the amplified signal is adjusted by output circuits 4, 5 making corresponding output DC levels equal, and an inverted output is outputted from an output 4OUT and a non-inverting output is outputted from an output 5OUT. In this case, since the values of the DC load impedance 1L, 2L of both the amplifier stages 1, 2 are selected as mentioned above, even when the constant current source 3 is not idealistic, the gains of the amplifier stages 1, 2 are made equal.
Patent JP-H09246411-A (JP)
Title: Semiconductor marking method and device
Inventor: ABE MAKOTO
IPC: H01L23/00
Filed: 1996-03-04
Abstract: PROBLEM TO BE SOLVED: To provide the semiconductor marking method of semiconductor marking method improving the visibility of the mark by avoiding the collapse and unevenness. SOLUTION: Within this marking device, the ink supplied on the surface of an ink blade 12 is coated on the surface of a reservoir roller 11 in a specific thickness by the rotation of said roller 11 so that the ink 13 on the surface of the roller 11 may be transferred to a seal 52 for the marking on the surface of a semiconductor product. In this case, the ink 13 supplied on the surface of the blade 12 is preheated to make its viscosity within a specific range using a heater 12a or an oven so as to coat the surface of the reservoir roller 11 with the ink 13.
Patent JP-H10236816-A (JP)
Title: Method for regenerating residual body of polycrystalline silicon
Inventor: ISHIDA TAKAO
IPC: C01B33/037
Filed: 1997-02-28
Abstract: PROBLEM TO BE SOLVED: To regenerate the residual body of polycrystalline silicon to reusable polycrystalline silicon at a good yield by crushing and cogging the residual body of the polycrystalline silicon solidified in a quarts crucible for melting the polycrystalline silicon and injecting silicon grains to the surfaces of the cogged bodies for contact with the crucible, thereby removing the impurities adhered to the cogged bodies. SOLUTION: The residual body of the polycrystalline silicone solidified in the quartz crucible for melting the polycrystalline silicon is divided to a plural number of pieces of the cogged bodies. The silicon grains having a grain size of 0.1 to 2.0mm are injected under an injection pressure of 0.2 to 0.5MPa to the cogged bodies to remove the impurities sticking to the cogged bodies. Raw materials for production of single crystal silicon are used for the silicon grains. For example, the cogged bodies 4 with the surfaces 3 for contact with the inside wall of the quartz crucible faced upward are placed within a vessel 5 on a turn table 9 in a projection chamber 6. The silicon grains S in a hopper 23 are injected onto the contact surfaces 3 of the rotating cogged bodies 4 while an injection nozzle 16 is oscillated in a direction A.
Patent JP-S59173194-A (JP)
Title: Production of oxygen-containing water
Inventor: OANA KATSUO
IPC: C02F1/68
Filed: 1983-03-22
Abstract: PURPOSE:To obtain oxygen-contg. water at a low cost by introducing gaseous oxygen forced into a cartridge into an exchanger to expel successively the water existing between the water inlet and outlet and meshed part in the exchanger to the outside of the exchanger then stopping the gaseous flow and applying a difference in water pressure on the bottom surface of a gaseous material. CONSTITUTION:A prescribed volume of water is put into a vessel 1 to submerge an exchanger 2 therein. A plug 13 is preliminarily removed in this stage and is replaced when the releasing of air ends. When a carridge 8 for gaseous oxygen is opened by a cutter 6 and a stop valve 12 is opened, the gas is decreased in the pressure by a pressure reducing mechanism 9, and is introduced through a communicating path 11 and a passage 5 into the exchanger 2. The gas entering the exchanger 2 is blocked by a meshed part 3 and fills the inside of the exchanger 2 expelling the water in the exchanger through a lower inlet and outlet 4. The inflow of the gas is here stopped by the valve 12. The gas contacts the water in the part 3 and is dissolved in the water.
Patent JP-H0695723-A (JP)
Title: Remote diagnosis method for machine tool and its dealing
Inventor: IMAGAWA HIROAKI
IPC: B23Q41/00
Filed: 1991-02-19
Abstract: PURPOSE:To restore a faulty user machine tool with correction data by making a terminal equipment of the machine tool gather diagnostic data according to the instruction from the service center of a maker and analyzing this data with a diagnosing computer of the maker to obtain the correction data. CONSTITUTION:A remote position 1 of the service center, a remote monitor position of a user office or the like, and a user machine position 3 are connected through modems 4, 5, and 6 with communication lines L1, L2, and L3 like telephone lines. If a fault of a machine tool M occurs, and alarm code number is transmitted to a maker diagnosing computer 10, and the diagnostic data gathering part of a management computer 21 in the machine position is operated by its instruction, and the diagnostic data result is transmitted to remote positions 1 and 2. On the side of the diagnosing computer 10, a maker analyzer himself or a machine state discriminating part 13 generates correction data on diagnostic by a data file 11 and a data operation part 12 and sends this data as a correction command.
Patent JP-H10239557-A (JP)
Title: Light branching device and light transmission method
Inventor: KANEKO TOMOYUKI
IPC: H04B10/293
Filed: 1997-02-28
Abstract: PROBLEM TO BE SOLVED: To maintain the optimum operating condition of a system by keeping the transmission light level of a main transmission path at a prescribed level, or adjusting the level of the transmission light from a branch station when the number of level of the transmission lights is changed due to an open circuit or another accident. SOLUTION: The light branching device 3a having a fiber grating 9 reflecting a light with a wavelength different from that of transmission light is used, the light with the wavelength different from that of the transmission light is sent out from terminal stations 5, 6 or a branch station 7a at the time of a failure, and the level of the transmission light is maintained at the prescribed level. When the level of the transmission light is lowered, the level of the light sent from the branch station 7a is adjusted. The level of the transmission light is kept at the initial level, the optimum operation condition is maintained, and the level of each transmission light can be adjusted.
Patent JP-H02225361-A (JP)
Title: Production of ceramic plate
Inventor: SAWADA NORITATSU
IPC: C04B35/00
Filed: 1989-02-27
Abstract: PURPOSE:To obtain a continuous ceramic plate free from warpage and winding by bonding by a specific method lamellar ceramic green sheets prepared by doctor blade method to form a green sheet, coiling the green sheet around a core while adding a mold release agent to the green sheet and calcining the coiled green sheet. CONSTITUTION:A lamellar ceramic green sheet 1b prepared by doctor blade method is placed on another ceramic green sheet 1a in such a way that the tops or backs of both the ceramic green sheets are mutually superimposed, further these ceramic green sheets 1a and 1b are bonded to form a green sheet 2. Then one side of the green sheet 2 is coiled around a core material 5 while being coated with a mold release agent 4 and then calcined. A material having neither adhesivity nor reactivity to a ceramic material used during calcination is used as the mold release agent 4. For example, when zirconia is used as the ceramic material, a sheet consisting essentially of alumina powder or boron powder is preferable as the ceramic green sheet.
Patent JP-H01220310-A (JP)
Title: Manufacture of flat type wire
Inventor: HIRANO TATSUMI
IPC: H01B13/16
Filed: 1988-02-29
Abstract: PURPOSE:To easily manufacture a flat type wire having the surface where an insulating coat is unapplied by previously forming a high polymer coat on the conductor surface of the part where a fine particles is to be removed in order to remove the fine particle of the given part after a synthetic resin fine particle is adhered over the whole peripheral surface of a flat type conductor. CONSTITUTION:A flat type conductor 6 is supplied from a conductor supply bobbin 11, a high polymer solution is applied with an applying device 16 and dried with a drying device 17, then a synthetic resin fine particle such as an epoxy resin is adhered at a fine particle painting part 12, the synthetic resin fine particle on the surface at which the conductor is to be exposed in a fine particle removing part 13 is removed, after that, heated in a heating furnace 14 and the synthetic resin powder on the conductor 6 is heatedly fused to be cooledly solidified, and thereby wound to a winding bobbin 15. The device 16 is positioned in the both sides of these surfaces with the felt in which e.g., a corrosion solution, etc., is impregnated pressed to the surfaces to which the conductor 6 faces. The fine particle of side surfaces 9 and 9 or angle parts 10 and 10 is removed via the inlet port of a dust collection device with fine particle removal plates 18 and 18' composed of such as a rubber plate facing the surfaces 9 and 9 of the conductor 6 with the solution applied to the angle parts.
Patent JP-H06237931-A (JP)
Title: Imaging method in ultrasonic image pickup device
Inventor: KUBOTA JUN
IPC: A61B8/14
Filed: 1993-02-12
Abstract: PURPOSE:To improve the resolution in the vicinity of an array type probe, and to realize enlargement of a visual field by constituting the device so that it has a larger aperture than that of the time of transmission and can receive a reflected echo, in the vicinity of the array type probe at the time when an incident angle to a subject of a beam center axis is changed diagonally. CONSTITUTION:The device is provided with an array type probe 1 in which plural vibrator elements 1l-1m are arrayed and which transmits and receives an ultrasonic wave to and from a subject, and an echo signal transmitted through a transmission phasing part 3, and reflected by the subject is received by a transmitting/receiving part 2, and sent to a reception phasing part 4. In such a state, a prescribed delay time is given to the received echo signal, and it is subjected to passing addition processing by making its phase uniform, and thereafter, an image of the subject is formed by an imaging device 5, and its video signal is displayed on a display device 6. Also, at the time of transmitting an ultrasonic beam, when an incident angle to the subject of a beam center axis is deflected diagonally, the vibrating element group is moved in proportion to its incident angle in its deflecting direction against the center of the probe 1, and on the other hand, at the time of receiving the ultrasonic beam, a receiving beam is formed by forming all the vibrating element as a receiving array of a large aperture.
Patent JP-H04269163-A (JP)
Title: Fixing method for extremely thin metal plate at super finishing polish time and device thereof
Inventor: HATTORI YASUHIKO
IPC: B24B41/06
Filed: 1991-02-18
Abstract: PURPOSE:To execute the super finishing polish of an extremely thin metal plate with a high accuracy and high efficiency, without causing 'wrinkle&b, 'torn', etc., by the device of the fixing method of the metal foil like extremely thin metal plate to a polishing base. CONSTITUTION:A pair of clamping devices A1, A2 are installed at both ends in the longitudinal direction of a polishing base 1, one part of the clamping device A1 is made slidable in the longitudinal direction of the polishing base 1. Both terminal parts of an extremely thin metal plate W placed on the polishing base 1 are clamped by each clamping face formed at the tip parts of the substrate 5 and plate 6 of each of clamping devices A1, A2. The specified tension is applied on the extremely thin metal plate W that the both terminal parts are clamped by the clamping device A1, A2, when a tensile force is exerted on the clamping device A1 by a tension imparting device B. The extremely thin metal plate W can be polished, without causing wrinkle, torn, etc., because of the tension applied thereto being superior to the rotation resistance of a rotating polishing tool, when the extremely thin metal plate W is polished in this state.
Patent JP-S54138559-A (JP)
Title: Preparation of 5-aryl-hydantoin
Inventor: EGUCHI ARAHIKO
IPC: C07D233/78
Filed: 1978-04-19
Abstract: PURPOSE: To obtain the title substance valuable as an intermediate for the synthesis of α-aryl-α-aminoacetic acids which are modifiers of semisynthetic penicillin efficiently, by reacting a safe and inexpensive aryl compound with a novel diglyoxyltriureide.  
     CONSTITUTION: An aryl compound of formula I: (R 1  is OH or lower alkoxy group; R 2  and R 3  are H, OH, alkyl groups, halogens, etc.), e.g. an unsubstituted phenol, is reacted with diglyoxyltriureide in an acid medium, preferably acetic acid- sulfuric acid mixture, 5W35% hydrochloric acid, or sulfuric acid, at room temperature to reflux one for 30 minWseveral hr to give the objective substance of formula II. The diglyoxyltriureide is novel and obtained from urea and glyoxylic acid. In the reaction with the aryl compound, the diglyoxyltriureide is assumed to form two molecules of carbonium ion intermediates (formula III) under acid conditions. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S59173636-A (JP)
Title: High frequency heating device
Inventor: NOMURA JIYUN
IPC: F24C7/02
Filed: 1983-03-18
Abstract: PURPOSE:To prevent malfunction from occurring at the opening and closing of a door by a constitution wherein a switch to make-and-break control a power circuit can keep a device in an operating state only by means of the turning force of door keys. CONSTITUTION:Door keys 21, which engage with locking means arranged on a main body side, are constituted at two positions or at the upper and lower parts of a door and moved interlocking with each other by means of a connecting rod 23. In addition, a switch to control the power circuit of a high frequency oscillator 1 (not shown in Fig.) is operated through a switch actuating means 29 by means of one of the door keys 21. The switch actuating means 29 is operated by means of the door key 21 and a door key holding means 31 so as to lock the main body with the door key by means of the force of the door key and to hold the switch to control the power circuit at the state just before the actuation thereof, when the door is closed. Accordingly, the prevention of malfunction is contrived from occurring against the shocks caused by opening and closing the door.
Patent JP-2000244449-A (JP)
Title: Transmitter
Inventor: HIMONO MASAHIRO
IPC: H04J13/00
Filed: 1999-02-24
Abstract: PROBLEM TO BE SOLVED: To avoid reproduction by a receiver from being deteriorated by controlling expansion of a transmission signal by an expansion section so that power of the transmission signal after modulation is larger than leakage power of a carrier at a modulation section. SOLUTION: In a transmitter, a control section 7 calculates a degree of expanding a transmission signal by an expansion section 3 on the basis of the power of the transmission signal and a minimum value of the power of the transmission signal to be given to a modulation section 4 by which the power after modulation is larger than the leakage power of the carrier, the expansion 3 expands the transmission signal according to the degree and the expanded transmission signal is given to the modulation section 4. Thus, the power of the transmission signal after the modulation is made larger than the leakage power of the carrier.
Patent JP-S60215057-A (JP)
Title: Road paving material
Inventor: HIROE YOUJI
IPC: E01C7/18
Filed: 1984-03-13
Abstract: PURPOSE:An inexpensive road paving material having excellent strength, causing no environmental pollution problem, containing a specified heavy component, refined heavy component or bituminous-substance-containing component. CONSTITUTION:A mixture of coal and a hydrocarbon solvent (e.g. tar oil) is hydrogenated at 420-460 deg.C and 100-250kg/cm<2> for 0.5-2hr in the presence of an iron catalyst, and light to medium oil components with boiling points of 400-500 deg.C are removed to obtain a heavy component (a). At least one component (A) selected from among component (a), a refined heavy component (b) obtained by removing ash and bitumen from component (a), followed by separation therefrom, and a bituminous-substance-containing component (c) is mixed with ash, obtained by removing the bituminous-substance-containing component from the residue after separation of the refined heavy component following the ash and bitumen removal process, and a used-catalyst-containing component (B) in an amount of 3-10wt%.
Patent JP-H02227934-A (JP)
Title: Cathode cap for cathode body structure and its manufacture
Inventor: MIYAWAKI TOSHITSUGU
IPC: H01J1/26
Filed: 1989-03-01
Abstract: PURPOSE:To enable a cap support body to be smoothly inserted into a cathode cap by providing an outwardly tapered section for the inner surface at the end face of an opening. CONSTITUTION:A substrate metallic plate 10 is punched out of blank, the peripheral section of its is formed with the first thinned section 3 while thickened section 2 is left over at the center of it, and the peripheral section of the first thinned section 3 is formed with the second thinned section 7 thinner than the first thinned section 3. In the second place, blanking is processed with only a small portion of the second thinned section 7 left over, drawing process and side wall ironing process are performed so that a cathode cap in a cap shape is formed while an outwardly tapered section 6 is being formed in the inner surface of the end face of an opening. The tapered section 6 will therefore act as a guide member when a cap support body is inserted. By this constitution, the cap support body can thereby be inserted with ease.
Patent JP-S59173341-A (JP)
Inventor: TAKEDA MITSUHARU
IPC: D03D49/32
Filed: 1983-03-18
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S58162459-A (JP)
Title: Perforation detecting device
Inventor: INOUE TSUGIO
IPC: B65H43/08
Filed: 1982-03-24
Abstract: PURPOSE:To make a perforation on a sheet made up of a semitransparent, thin material detectable with certainty, by having the perforation of the sheet opened by a perforation opening member being more salient upward than a sheet conveying part, while detecting this opening part in an optical manner. CONSTITUTION:A perforation opening member 3B being more salient upward than any other sheet conveying part is installed in the conveying passage of a sheet 2 bored with a perforation 2A while an illuminator 3D and a light receiver 4C are installed respectively in the member 3B and a member 4B opposite to this 3B by sandwiching the sheet 2. With this device, the perforation 2A of the sheet 2 is opened and this opening part is optically detected. That is to say, such perforation 2A bored in the sheet 2 consisting of a semitransparent, thin material like a negative sheet can be accurately detected.
Patent JP-S57164376-A (JP)
Title: Character pattern classifying and processing device
Inventor: HAGITA NORIHIRO
IPC: G06V30/10
Filed: 1981-03-30
Abstract: PURPOSE:To classify hand-written character patterns efficiently, by obtaining information concerning directional components of respective character lines and components-classified character densities of character patterns and counting these information in every directional components of character lines. CONSTITUTION:A binary hand-written character pattern is stored in a storage circuit 1 and is subjected to the normalizing processing for position and size in a normalizing processor 2. This normalized character pattern is framed by a framing processor 3 and is subjected to the smoothing processing in a smoothing processor 4 and is given to a character pattern feature extracting device 5. In the device 5, such operation is performed that a degree of contribution to direction of each black point of the inputted character pattern. The character pattern which is labeled with the degree of contribution to direction by this operation is observed from directions of plural coordinate axes of two coordinate axes and is scanned in directions orthogonal to these coordinate axes in each position on these coordinate axes, and values of degrees of contribution to direction of traversing character lines are counted for every directional components. A character pattern classifying device 6 generates a feature table on a basis of this count value and classifies the character pattern on the basis of this table.
Patent JP-S61206934-A (JP)
Title: Optical head actuator
Inventor: IWAMOTO TOSHITAKA
IPC: G11B7/09
Filed: 1985-03-08
Abstract: PURPOSE:To make an optical head thin and make it difficult to transmit the oscillation from a spindle motor and a voice coil motor to the optical head by storing a focusing actuator in the optical head. CONSTITUTION:With respect to the structure of a galvanomirror 44, a magnet 48 is set in a notched part of a yoke 47 whose section is a mountain shape, and a coil 49 is inserted to a projecting part of the yoke 47. A focusing actuator 43 has a notched part 52 in the lower part, and an objective lens storage part 54 which has an objective lens attaching part 53 in the upper part and has a U-shaped section has one end fixed to a fixing part 101 of an optical head 41 and is held by a pair of flat springs 55 extended in the radial direction of a disc 46. Since the galvanomirror 44 and the focusing actuator 43 are arranged on the same plane on a carriage 42, the focusing actuator is stored in the carriage, and the optical head is made thin.