baber/WOPTO huggingface dataset:
Patent JP-H03195271-A (JP)
Title: Synchronizing separator
Inventor: YOSHIZAWA AKIHIRO
IPC: H04N9/455
Filed: 1989-12-25
Abstract: PURPOSE:To completely extract a burst signal included in a video signal by arranging a low pass filter to a synchronizing separator circuit and providing a low pass filter only to an input side of a pattern control circuit. CONSTITUTION:An output of a synchronizing separator circuit 3 having a video input terminal 1 connects to a low pass filter circuit 2 and a circuit 6 requiring a synchronizing signal. An output of the low pass filter circuit 2 connects to a pattern control circuit 5. The outputted waveform is inputted to the circuit 6 requiring the synchronizing signal and the low pass filter circuit 2 and a signal eliminating noise in the synchronizing signal is inputted to the pattern control circuit 5 by using the low pass filter circuit 2. Thus, a burst signal is completely extracted.
Patent JP-H03195978-A (JP)
Title: Semiconductor device equipped with internal clock forming circuit
Inventor: KITAHARA TAKESHI
IPC: G01R31/30
Filed: 1989-12-25
Abstract: PURPOSE:To shorten a test time by providing a clock forming voltage control type oscillator in each semiconductor device and controlling the oscillation frequency thereof on the basis of the output voltage of a phase comparing circuit calculating the phase difference between a reference clock and the clock from the oscillator. CONSTITUTION:A voltage control type oscillator 1, a phase comparing circuit 4, a 1/2 frequency dividing circuit 3 and a selection circuit 5 are mounted. The oscillator 1 is not operated in a usual operation mode and an external clock is supplied to a semiconductor device through the circuit 5 to be used as an internal clock and, in a test mode, the oscillator 1 is operated and the output thereof is used as an internal clock. The output signal of the oscillator 1 is divided in frequency by the circuits 2, 3 to be supplied to the circuit 4, and the voltage corresponding to the phase difference between the internal clock and the reference clock supplied from the outside is supplied to the oscillator 1 to control the output frequency thereof and the output clock, being the input signal to the circuit 3, is supplied to the semiconductor device through the circuit 5 to be used as an internal clock. By this method, a test time can be shortened.
Patent JP-H09156903-A (JP)
Title: Intermittent feeding device for ozone and its procedure
Inventor: MINE SHINGO
IPC: C01B13/11
Filed: 1995-11-29
Abstract: PROBLEM TO BE SOLVED: To prevent damaging glass electrode tubes in an ozone generator by stabilizing the pressure in an ozone generator after the ozone desorption process. SOLUTION: The oxygen charging operation is afforded only to the adsorbing and desorbing tower 12 while the ozone desorbing operation supplying ozone desorbed from the tower 12 by attracting under reduced pressure and the ozone adsorbing operation adsorbing ozone from the oxygen after ozonation and returning the oxygen after adsorption to the ozone generator 11.
Patent JP-H03199606-A (JP)
Title: Intake and exhaust control valve for internal combustion engine
Inventor: MUROTA WATARU
IPC: F01L7/02
Filed: 1989-12-25
Abstract: PURPOSE:To control opening and closing of intake and exhaust passages accurately with a simple structure by boring a through hole in the diametral direction of a cylindrical body rotatably passing through the passages for opening the passages on the surfaces of intake and exhaust passages. CONSTITUTION:Cylindrical bodies 8a, 8b are rotatably inserted to close intake and exhaust passages 4, 5 located close to intake and exhaust ports 2, 3 of a cylinder 1. Through holes 9a, 9b are bored in the diametral direction of the cylindrical bodies 8a, 8b to open the intake and exhaust passages 4, 5. As the cylindrical bodies 8a, 8b rotate, the intake exhaust passages 4, 5 are opened to perform intake and exhaust when the through holes 9a, 9b are in the direction of the passage 4, 5 and they are closed when the other surfaces of the cylindrical bodies 4, 5 are in the direction of the passages 4, 5. The intake and exhaust passages 4, 5 are controlled to be opened and closed accurately with a very simple structure.
Patent JP-H06255004-A (JP)
Title: Production of hose having laminated structure
Inventor: MIYAJIMA ATSUO
IPC: B29D23/00
Filed: 1993-12-28
Abstract: PURPOSE:To provide a method for producing a hose by which the inside layer made of resin is easily formed into uniform thickness at a low cost even when the shape of the hose is complicate and the inside diameter is large in the hose having a laminated structure wherein the inside layer made of resin is provided in the inside of the outside layer made of rubber. CONSTITUTION:In the case of producing a hose having a laminated structure wherein a thin-walled inside layer 22 made of resin is provided in the inside of an outside layer 20 constituted of rubber material, powder of resin for constituting the inside layer is stuck to the inside of the outside layer 20 by an electrostatic coating technique. Thereafter, the powder of resin is heated and melted and then cooling treatment is performed to form the inside layer 22 made of resin.
Patent JP-H10168195-A (JP)
Title: Oriented liquid crystal membrane, its production, liquid crystal display device using the membrane and its production
Inventor: OGAWA KAZUFUMI
IPC: C08G77/04
Filed: 1996-12-16
Abstract: PROBLEM TO BE SOLVED: To obtain a thin and uniform oriented film for a liquid crystal display panel having a function to enable the control of a pretilt angle of a liquid crystal and the orientation in an arbitrary direction without using rubbing treatment in high production efficiency. SOLUTION: A glass substrate 1 having an electrode is brought into contact with a chemisorption liquid prepared by using plural kinds of silane-based surfactants containing carbon chain or siloxane-bond chain and having different molecular length to effect the dehydrochlorination reaction and the bonding and fixation of a chain end of the surfactant molecule 4 to the surface of the substrate. In the above process, the length of at least one of the molecules is changed without changing the mixing ratio of the plural kinds of the substances to obtain a monomolecular coating film having controlled tilt angle of the longest molecule relative to the substrate. The tilting of the molecule is controlled by the pull-up direction 5 of the glass substrate 1.  A monomolecular coating film is produced by changing the length of at least one of the molecules without changing the mixing ratio of the plural kinds of the substances.
Patent JP-H11152595-A (JP)
Title: Tin and tin alloy plating bath, controlling method and preparation of the same
Inventor: TSUJI SEIKI
IPC: C25D3/32
Filed: 1997-11-19
Abstract: PROBLEM TO BE SOLVED: To stabilize the transparency of a plating bath with the lapse of time by incorporating a soluble salt composed of one of a stannous salt and a mixture of the stannous salt with a metallic salt such as lead, one or more kinds of acids among organic acids and inorganic acids and one or more kinds of antioxidant. SOLUTION: As the antioxidant contained in a tin and a tin alloy plating bath, a compound, catechol sulfonate or the salt expressed by a formula is exemplified. In the formula, R is SO3 X (X is hydrogen, a metal such as Na, NH4 or the like), COOY (Y is hydrogen, a metal such as Na or NH4 ), CH3 , OCH3 , CH2 OH, CH2 CH2 OH, NH2 and a halogen, (n) is integer of 1-4 and (m) is integer of 1-2. Wherein, when m=2, R is substituents same as or different from each other. When n=1 and m=1, R is a group except SO3 H. When n=1 and m=2, R is a group except the combination of SO3 H with CH3 . When n=2 and m=1, R is a group except SO3 X.
Patent JP-H11153933-A (JP)
Title: Waste tone recovering device
Inventor: SUZUKI YASUYUKI
IPC: G03G21/10
Filed: 1997-11-20
Abstract: PROBLEM TO BE SOLVED: To provide a waste toner recovering device capable of preventing the erroneous detection of a thankful waste toner by cleaning (self-cleaning) the tone stuck on the surface of a thankful waste toner detecting sensor, with the waste toner. SOLUTION: A waste toner recovering device is provided with a waste toner tank 3 for recovering the toner on a photoreceptor drum 1 which is not being transferred to a recording medium. In the waste toner tank 3, the thankful toner detecting sensor 4 for detecting the fact that the waste toner in the tank 3 is full is provided. Then, a fin 3c for self-cleaning the thankful waste toner detecting sensor 4, in such a manner that the recovered waste toner is directly guided and hit against the sensor 4 is provided in the fixed place of the waste toner tank 3. Further, on the upstream side of the fin 3, an agitator 15 for storing the waste toner is provided.
Patent JP-H06189113-A (JP)
Title: Image reader
Inventor: MIYAZAWA HIDEYUKI
IPC: H04N1/387
Filed: 1992-12-17
Abstract: PURPOSE:To obtain an image reader capable of remarkably reducing the omission of both black data and white data and obtaining an image with low deterioration of resolution as the image reader. CONSTITUTION:The image reader is equipped with an image processing circuit which outputs by reading an image signal of one line sequentially, a binarization signal storage memory 3a which fetches the output of the image processing circuit at every other plural lines and stores binarization signals by plural lines, operation result storage memory 3b, 3c which store operation results by plural lines, and an arithmetic means 4 which performs the arithmetic operation of operation results fetched in the operation result storage memory, the binarization signals before plural lines, and the binary signal on the present line. Also, this device is composed in such a manner that the operation result by the arithmetic means 4 is set as the output of the image processing circuit and the operation result by the arithmetic means can be stored in the operation result storage memory.
Patent JP-H05164816-A (JP)
Title: Testing method for semiconductor device
Inventor: ARAKAWA RYUTARO
IPC: G01R31/28
Filed: 1991-12-19
Abstract: PURPOSE:To enable a bar-in-test by using a bare tip. CONSTITUTION:When a semiconductor device 1 is heated by setting projecting electrodes 2 on an external electrode thereof and inserting the electrodes 2 in openings 4 of socket contacts 3 formed of shape memory alloy, the diameters of the openings 4 are reduced, electrical conductivity is provided and a bar-in test becomes possible when the temperature is returned to the normal level, the diameters of the openings 4 large increase and the semiconductor device 1 is removed and fed to the next process for eliminating potential defectives.
Patent JP-2001149318-A (JP)
Title: Medical image input/output system and medical image recording device
Inventor: NAKAZAWA MASAYUKI
IPC: B41J3/42
Filed: 1999-11-26
Abstract: PROBLEM TO BE SOLVED: To record medical images obtained by plural medical image input devices of different types efficiently without excess/lack of the quality of the image, recording speed or cost. SOLUTION: This medical image input/output system comprises at least one medical image input device 21 and medical image recording devices 31 and 32 of different types, so that the same image is recorded in a recording medium by at least two medical image recording devices of different types. The system also has plural medical image input devices of different types and plural medical image recording devices of different types, and one medical image recording device is selected to record an image according to the type of the medical image input device. In addition, a medical image is recorded in the recording medium based on image signals, using plural recording heads corresponding to plural different colored inks respectively.
Patent JP-H10172169-A (JP)
Title: Optical information recording and reproducing device
Inventor: YAMAGUCHI EIJI
IPC: G11B7/125
Filed: 1997-12-08
Abstract: PROBLEM TO BE SOLVED: To efficiently form an information bit and to perform stable light spot position control and recording of an information signal at a constant level by stopping pulse drive of a semiconductor laser during the forming time of the information bit and performing continuous drive. SOLUTION: When an information recording medium 6 is set in the information recording and reproducing device, and a light spot is controlled to be positioned in a prescribed position on the information recording medium surface, the semiconductor laser 1 is pulse-driven by a drive circuit 12 in duty of its initial set. At the same time, a control signal 15 is inputted to a light quantity storage circuit 13, and the quantity of light reflected on the information recording medium surface at that time is stored in turn by the light quantity storage circuit 13. The semiconductor laser 1 is pulse-driven by changing the duty successively by the drive circuit 12, thereby matching a successive reflected light quantity at that time to be stored in the light quantity storage circuit 13 with a pre-estimated reference reflected light quantity.  Then, by using a duty when the successive reflected light quantity is matched with the reference reflected light quantity, the drive of the semiconductor laser 1 is controlled.
Patent JP-H10175985-A (JP)
Title: Nitrogen-containing organic phosphoric acid compound and flame-retardant resin composition compounding the same
Inventor: HORIE HARUYUKI
IPC: C07F9/02
Filed: 1996-12-17
Abstract: PROBLEM TO BE SOLVED: To obtain a new nitrogen-containing organic phosphoric acid compound not containing any halogen atom and having excellent flame retardance, heat resistance and water resistance an improved miscibility with a resin and suitable as a flame-retardant agent. SOLUTION: This compound is expressed by formula I (R1 to R4 are each H or a 1-5C alkyl), e.g. a compound of formula II. The compound of formula I is obtained by reacting, e.g. 1mol of piperazine with 2mol of diphenyl phosphoryl chlorides in the presence of an amine catalyst. Preferably, a flame- retardant resin composition is prepared by compounding 100 pts.wt. of a polyolefin-based resin, etc., with 1-100 pts.wt. of the compound of formula I.
Patent JP-2001066442-A (JP)
Title: Device for processing grating
Inventor: SUGIDACHI ATSUSHI
IPC: G02B6/02
Filed: 1999-11-29
Abstract: PROBLEM TO BE SOLVED: To obtain the grating period Λ with the accuracy of about 25 to 1 nm by disposing a light source and an optical system which generates the irradiating light having the grating pattern of the intensity of light through a Fourier transform type phase hologram from the light source. SOLUTION: The device for processing a grating is composed of a fiber 1, irradiating light beam 2, Fourier transform type phase hologram 3 and a single lens 4 having the focal length f (mm). The optical system is composed of the Fourier transform type phase hologram 3 and the single lens 4. The Fourier transform type phase hologram 3, single lens 4 and fiber 1 are disposed parallel to one another, the distance between the Fourier transform type phase hologram 3 and the single lens 4 is controlled to f (mm) which is the focal length of the single lens 4, and the distance between the single lens 4 and the fiber 1 is controlled to f (mm) which is the focal length of the single lens 4. The light beams emitting as separated at an equal angle by the Fourier transform type phase hologram 3 are transferred and collected with an equal interval on the fiber 1.
Patent JP-H05163153-A (JP)
Title: Sphingolipid composition
Inventor: KOBAYASHI HIDEAKI
IPC: A61K35/30
Filed: 1991-12-19
Abstract: PURPOSE:To provide a new sphingolipid composition resistant to the generation of ill odor and discoloration during long-term storage and to provide a process for producing the sphingolipid composition. CONSTITUTION:The objective sphingolipid contains (a) galactosyl cerebroside, (b) galactosylcerebroside sulfate and (c) sphingomyelin at an (a+b)/c ratio of 65/35 to 85/15. The content of sphingolipid in the above three components is >=90% and that of glycerophospholipid is <=2%. The composition can be produced by hydrolyzing a lipid mixture obtained from a cerebral nerve of mammal with an alkali, distilling out the solvent used in the hydrolysis, washing with a mixture of acetone and water and collecting the insoluble component.
Patent JP-H09280122-A (JP)
Title: Fuel reforming agent and fuel reforming method using the same
Inventor: SATA AKIYOSHI
IPC: F02M27/02
Filed: 1996-12-17
Abstract: PROBLEM TO BE SOLVED: To improve not only a function for emitting far infrared rays and an adsorbing function but also fuel combustion efficiency and to make burned gas harmless by using powder graphite silica as a fuel quality improving agent. SOLUTION: Graphite silica 22 is made to be powder-like and coated on the outer surface of a fuel pipe including a fuel tank 1 in the way from the fuel tank 1 to an engine and then used as a quality improving agent for improving a fuel combustion efficiency and making burned gas harmless. In order to make this graphite silica 22 to function as a good fuel quality changing agent, preferably it is treated as a crushed article having an average particle diameter of 70 micron or lower and a surface ratio of 13m<2> /g or higher, in order to use this as a fuel quality changing agent for fuel of a vehicle or the like, the powders of the graphite silica 22 are spread in a polypropylene liquid rein and used as paint,  the inner wall or outer wall surface of the fuel tank 1 or the fuel pipe is coated with this or this is molded by a polypropylene resin and used being mixed with fuel in the tank 1.
Patent JP-2000161550-A (JP)
Title: Stiffener and pipe connecting structure using stiffener
Inventor: MORI TOSHIYUKI
IPC: F16L21/04
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To improve watertight reliability and connecting reliability by providing a chevron shaped protrusions on three positions per equal angle of a circumferential direction of a cylindrical part inserted into an end part of a resin pipe, and positioning the cylindrical part inserted into the end part of the resin pipe to the end part of the resin pipe while abutting at least one of protrusions to the inner circumferential surface of the resin pipe. SOLUTION: A stiffener 10 for reinforcing an end part of a resin pipe is integratedly injection-molded by synthetic resin, and is integratedly provided with a cylindrical part 11, three protrusions provided in a condition protruded from an outer peripheral surface 12 of the cylindrical part 11, and a flange part 16 disposed on one end part of the cylindrical part 11. Each protrusion 13 to 15 are provided in a condition disposed in a circumferential direction on three positions per equal angle of the circumferential direction at a position near the flange part 16. When the cylindrical part 11 of the stiffener 10 is inserted into the resin pipe, the protrusions 13 to 15 which are brought into pressure contact with an inner circumferential surface of the end part of the resin pipe are engaged with the inner circumferential surface of the end part of the resin pipe.  Accordingly, the cylindrical part 11 is positioned on the end part of the resin pipe by the protrusions 13 to 15 so as to prevent the stiffener 10 from slipping off from the resin pipe.
Patent JP-H05174324-A (JP)
Title: Magnetic head and its manufacture
Inventor: HANDA YOICHI
IPC: G11B5/187
Filed: 1991-12-20
Abstract: PURPOSE:To provide a magnetic head whose magnetic property is good and its manufacturing method without occurring a deformation and chipping on the tip surface of a base part in the structure of the magnetic head, or more specifically, single pole, contact type vertical magnetic head, and its manufacturing method. CONSTITUTION:A main magnetic pole 17 is formed on the tip surface of a base part 11 and a projecting part 12 is formed on the tip part of a surface opposed to a base part 11 recording medium and these two parts are constituted of the same material.
Patent JP-H05149143-A (JP)
Title: Exhaust gas energy recovering device
Inventor: ITO HIKARI
IPC: F02B37/10
Filed: 1991-11-27
Abstract: PURPOSE:To improve the recovery efficiency of exhaust energy by controlling an exhaust gas flow from an engine having a turbocharger and a turbine generator arranged in an exhaust gas flow passage. CONSTITUTION:A turbocharger 2 and a turbine generator 3 are connected in parallel to the exhaust gas flow passage 11 of an engine 1, a switch valve 13 is arranged to the branch part of a flow passage, and also a waste gate 14 is attached on the upper stream side of a switch valve 11. The switch valve 13 by which an exhaust gas flow is guided to the turbocharger 2 during normal operation is switched to the turbine generator 3 side during engine brake to effect the generation of power. Meanwhile, power is recovered in a way that exhaust gas discharged through a waste gate 14 because of a too large amount of exhaust gas is guided to the turbine generator 3.
Patent JP-H05147096-A (JP)
Title: Thermoplastic resin multi-layer structure
Inventor: KAWAGUCHI TETSUTO
IPC: B32B27/00
Filed: 1991-11-28
Abstract: PURPOSE:To obtain a blow molded article having a high rigidity and superior vibration-damping properties by interposing a viscoelastic layer having a specific tandelta value between thermoplastic resin layers having a specific elastic coefficient. CONSTITUTION:A blow molded article is obtained by interposing a viscoelastic layer having vibration-damping properties between an outer thermoplastic resin layer 1 and an inner thermoplastic resin layer 2 as an intermediate layer 3. The elastic coefficient of the thermoplastic resin layers is more than 20000kg/cm<2>. The peak tandelta value of the viscoelastic layer is more than 0.2 in a range of -20 to 60 deg.C. A blow molding method is characterized by the expansion of a material by compressed gas blown into the center of a mold. By using this characteristic, a space 5 generated in the center part of the molded article is used as a vibration-damping layer. In this manner, the molded artile has a seven-layer structure including the space 5, thus being so constructed as to have remarkably superior vibration-damping properties.
Patent JP-2000158016-A (JP)
Title: Method for stretch-reducing tube and device therefor
Inventor: TOYOOKA TAKAAKI
IPC: B21B25/00
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To effectively suppress the generation of burning in the region of highly diameter reducing ratio in stretch reduction of the tube in which internal lubricated rolling is added for improving the internal shape by periodically expanding and contracting a clearance between the rolls of the stand for executing internal rolling and an internal tool during rolling. SOLUTION: During rolling, the clearance between the rolls of the stand for executing the internal rolling and the internal tool is periodically expanded and contracted with, for example, roll-diameter vibrating means 8. The roll- diameter vibrating means 8 is composed by fitting the ring of a piezoelectric vibrater(PZT) 9 into the roll bearing part of a three-roll type stretch reducer, electric vibration inputted from an AC power source 10 is transduced into mechanical vibration with the PZT 9, ultrasonic wave is generated and the axial center of the roll is vibrated in the radial direction. This vibration is transferred to the roll 2, the roll 2 is vibrated in the radial direction and the clearance between a bar (internal tool) 3 and the roll 2 is periodically varied.