baber/WOPTO huggingface dataset:
Patent JP-H07169101-A (JP)
Title: Phase change optical disk only for high density reproduction
Inventor: FURUTA MASAHIRO
IPC: G11B7/24062
Filed: 1993-12-16
Abstract: PURPOSE:To make it possible to store information in a high density by succes sively forming a 1st protective film, a phase change film, a 2nd protective film, a 1st reflecting film, a 3rd protective film and a 2nd reflecting film on a substrate for an optical disk. CONSTITUTION:A 1st protective film made of a ZnS-SiO2 composite film is formed on a substrate for an optical disk and a phase change film made of a material whose crystal structure is varied by heat when irradiated with laser light is formed on the 1st protective film. The crystal structure of the phase change film is an amorphous structure. A 2nd protective film, 1st reflecting film made of Al, etc., in accordance with information to be recorded, a 3rd protective film and a 2nd reflecting film are successively formed on the phase change film.
Patent JP-2001134930-A (JP)
Title: Magnetic recording medium and magnetic recording device
Inventor: KIRINO FUMIYOSHI
IPC: G11B5/65
Filed: 1999-11-08
Abstract: PROBLEM TO BE SOLVED: To provide a magnetic recording medium which is low in noise and is suitable for high density recording and a magnetic recording device provided with the magnetic recording medium. SOLUTION: The magnetic recording medium of this invention is provided with a substrate layer, a control layer, a magnetic layer and a protective layer on a substrate in this order. The substrate layer is constituted of a CoO-SiO2 film and has honeycomb structure in which crystalline particles 12 of a regular hexagon are partitioned by crystalline grain boundary parts 14 of uniform width. The control layer is constituted of a MgO film and is provided in order to adjust dislocation of crystalline lattices of the substrate layer and the magnetic layer. In formation of the magnetic layer, magnetic particles can be epitaxially grown on the crystalline particles 12 and simultaneously nonmagnetic boundary parts can be epitaxially grown from the grain boundary parts 14 with certainty by this control layer.  Thereby magnetic particle size and its distribution can be controlled and magnetic interaction between magnetic particles can be reduced. The magnetic recording medium having these layers is low in noise and thermal fluctuation and can attain ultra high density recording of >40 Gbits/inch2.
Patent JP-H10162740-A (JP)
Title: Image adjusting method of cathode-ray tube and apparatus thereof
Inventor: HIRAYAMA KAZUNARI
IPC: H04N17/04
Filed: 1996-11-27
Abstract: PROBLEM TO BE SOLVED: To provide an image adjusting apparatus capable of pasting a correction part at a proper position certainly and within a short time without relying on rich experience and intuition of a trained worker. SOLUTION: In a funnel exterior wall 11b of a cathode-ray tube 11 in which a deflection yoke 13 and a multi-polar magnet 12 are loaded on a neck part 11a, a correction magnet is pasted and corrected. A cathode-ray tube 11 is carried at an image adjusting position with a face surface 11c being downward, a specified image is visualized on a face surface 11c of the cathode-ray tube 11 by image controlling means 32, this visualized image is detected by an image detecting device 39, a correction part pasting position to be corrected for a normal image is calculated by a calculation control device 37. Based on the calculation result, a corresponding correction magnet or a correction ferrite piece is absorbed in vacuum and pasted by a hand 48 at a pasting position obtained by calculation.  An image can be adjusted certainly within a short time without requiring experience and intuition of a trained worker.
Patent JP-H06146113-A (JP)
Title: Thermally fusible conjugate yarn, its production and nonwoven fabric using the same yarn
Inventor: ISHIZAWA HITOSHI
IPC: D04H1/541
Filed: 1992-10-30
Abstract: PURPOSE:To obtain thermally fusible nonwoven fabric having both of bulkiness and strong tenacity of nonwoven fabric and excellent handle and thermally fusible conjugate yarn to be a raw material for nonwoven fabric with properties like the former nonwoven fabric. CONSTITUTION:A polypropylene having specific physical properties such as >=0.905 density and a specific isotactic pendant fraction and a polyethylene having specific properties such as density and MFR are used and subjected to conjugate spinning so as to make the polyethylene form at least part of the surface of conjugate yarn and a specific drawing condition is adopted to give the objective thermally fusible conjugate yarn having >=40g/d tensile resistance and <=5% heat shrinkage percentage.
Patent JP-H07169867-A (JP)
Title: Semiconductor and its manufacture
Inventor: IKEDA TATSUHIKO
IPC: H01L27/06
Filed: 1993-12-16
Abstract: PURPOSE:To prevent decrease in operating speed of a bipolar transistor portion and also to reduce parasitic capacitance by forming a shallower junction depth of an intrinsic base layer and a shallower junction depth of an external base layer of a bipolar transistor portion than the junction depth of a source and drain region of a field effect transistor. CONSTITUTION:An NPN bipolar transistor, a P channel MOS transistor and an N channel MOS transistor are formed adjacently. Junction depths of external base layers 14a and 14b and an intrinsic base layer 15 of the bipolar transistor are formed shallowly than the junction depth of source and drain regions 13a and 13b of the P channel MOS transistor and, at the same time, the intervals from the external base layer 14a and 14b and the intrinsic base layer to an n<+> embedded layer are made larger. Also, the junction depth of the source and drain region 13a and 13b of the P channel MOS transistor is made larger than the junction depths of the intrinsic base layer 15 and the external base layers 14a and 14b.
Patent JP-H05146423-A (JP)
Title: Mri device
Inventor: MITSUMATA HIROSHI
IPC: A61B5/055
Filed: 1991-11-29
Abstract: PURPOSE:To provide the MRI device in which a display of illumination in a space in which a testee is contained, formed in a gantry and a scan state (scan remaining time or scan elapsed time) can be executed by a single means. CONSTITUTION:The MRI device is constituted of plural pieces of optical fiber bundles 61-66 whose one end is opened to a space in which a testee is contained, formed in a gantry, and whose other end is opened to a light source part, and the light source part is constituted of a light source 71 and a colored filter 73 of a cylindrical shape rotated by a clock device by interlocking with a scan start, by setting the light source 71 as the rotation center. By a rotation of the colored filter 73, a color of light led into each optical fiber bundle is varied successively, and by a variation of its color, a scan elapsed time, etc., are displayed.
Patent JP-H02162051-A (JP)
Title: Liquid jet recorder
Inventor: NAKANO TOMOAKI
IPC: B41J2/05
Filed: 1988-12-15
Abstract: PURPOSE:To prevent the corrosion of an exothermic layer, which is caused by recording liquid, and to enhance the durability of a recording head by laminating noble metal coating on the recording liquid contact surface of a thermal energy acting part. CONSTITUTION:An Si substrate 101 is spattered with SiO2 as a lower layer 102 of a 5-mum thickness, with TaSiO2 of 400Angstrom  as an exothermic resistant layer 103, and with Al of 5,000-Angstrom thickness as an electrode 104 of a desired shape, in order from the bottom. SiO2 is spattered in a 5,000-Angstrom  thickness as a 1st protective layer 105, and moreover an Au layer 106 is spattered in a 2,000-Angstrom  thickness. Polyimide resin is patterned as a 2nd protective layer 107 on the surface except the heat acting surface 108 to form a heater board. A photosensitive dry film 33mum in thickness is laminated on the heater board, a desired pattern mask is exposed and developed to form the walls of an ink chamber and channel. Thus, noble metal is laminated on the thermal energy acting part to enhance the durability of the recording head.
Patent JP-H01156766-A (JP)
Title: Image forming device
Inventor: SEYA MICHITAKA
IPC: B41J2/44
Filed: 1987-12-15
Abstract: PURPOSE:To improve the reproducibility of a half tone for a continuous tone image and also to improve the image reproducibility of a low density part in the original of an image by providing a digital optical system which superposes a meshed dot pattern and performs exposure with an image exposure optical system and also providing a density control means. CONSTITUTION:The title device is provided with a 1st exposure optical system (image exposure optical system) 8 which forms the images of an original on an original placing glass 7 on a photosensitive drum 1 (image carrier) and exposes it and a 2nd exposure optical system (digital optical system) 9 consisting of a collimator lens 93, a cylindrical lens 94, a polygon mirror 92 and a toric lens 95, where a semiconductor laser 91 is directly modulated on a photosensitive drum 1 and exposure is performed in dot-shaped. At the time of forming the image of the continuous tone image original such as a photograph, etc., the meshed dot pattern is superposed on the exposed image of the original formed on the photosensitive drum 1 by the image exposure optical system 8 so as to be exposed with the aid of the digital optical system 9, and pseudo-mesh is executed to an electrostatic latent image. The half tone gradation is improved with such a dot-effect. Meanwhile, the image reproducibility of the low density part in the original of the image can be improved because the set density can be changed by the set density control means 20.
Patent JP-H11150684-A (JP)
Title: Solid-state image pickup element and its drive method
Inventor: KAWAKAMI YUKIYA
IPC: H04N5/369
Filed: 1997-11-18
Abstract: PROBLEM TO BE SOLVED: To suppress power consumption required for transfer of vertical charges and to select a full pixel read operation or an interlace operation by configuring an interlace circuit that generates a drive signal and consists of a plurality of logic circuits each consisting of a connection of a pre-stage logic circuit and a post-stage logic circuit corresponding to each stage of vertical transfer electrodes. SOLUTION: When a rive signal SIG is given to a drive start signal line 126, an interface circuit 122 gives vertical driving external signals ϕV1, ϕV2 on an external signal line 125 and a read signal Vtg on a read signal line 125 to a vertical transfer electrode 111 in the inside of a connected light receiving/ charge transfer board 110. Upon the receipt of the read signal Vtg, a photo diode PD reads stored charges. Plural CMOS logic circuits consisting of two CMOS logic circuits in pairs are formed in the interface circuit 122 to be connected to respective charge transmission stages consisting of two vertical transfer electrodes 111 in pairs respectively.
Patent JP-H04186985-A (JP)
Title: Animated picture encoding device
Inventor: NAMETAKE TAKESHI
IPC: H04N19/61
Filed: 1990-11-20
Abstract: PURPOSE:To furthermore improve the picture quality by the generation code quantity being equal to a conventional one by deciding which of an inter-motion compensating frame prediction or an inter-motion compensating field prediction is executed, by a block unit, and executing the prediction, based on this decision. CONSTITUTION:Whether an inter-motion compensating field prediction is executed or an intermotion compensating frame prediction is executed is decided by a block unit divided into field units by using an interlace animated picture signal. In a motion vector detecting circuit 34, for instance, in the case the inter-motion compensating frame prediction is selected, a motion vector is detected against a reproducing picture element value of the previous frame stored in a frame memory 30. In a predicting circuit 32, by using a prediction decision result and the above detected motion vector, the inter-motion compensating field prediction or the inter-motion compensating frame prediction is executed. In such a way, in accordance with the quality of an input signal, the inter- motion compensating field prediction, and the inter-motion compensating frame prediction can adaptively be switched.
Patent JP-H06158323-A (JP)
Title: Method for synthesizing hard carbon coating film in vapor phase
Inventor: TSUNEYOSHI JUN
IPC: C23C16/27
Filed: 1992-11-26
Abstract: PURPOSE:To form a hard carbon coating film nearly free from a non-diamond component by increasing the concn. of hydrogen tree radicals in a reactor by glow discharge between internal electrodes besides thermal excitation. CONSTITUTION:A chamber 3 is evacuated to 0.001-10 Torr and a filament 2 is heated to about 2,100 deg.C by supplying electric current. Glow discharge is caused between internal electrodes 4, 5 each made of a tungsten disk at the outsides of a substrate 1 to be coated and the filament 2 by impressing high-frequency power to the electrodes 4, 5 from a high-frequency oscillator 6 having 13.56 MHz. Gaseous hydrogen and gaseous methane are then introduced into the chamber 3 under control with mass flow controllers 7 and the pressure is regulated to 0.1-1 Torr to obtain the objective hard carbon coating film having a well-developed idiomorphic face. An acute peak of diamond can be observed at 1,333cm<-1> even in a Raman spectrum.
Patent JP-H02162209-A (JP)
Title: Fluctuation detecting apparatus for video device
Inventor: YAMAGUCHI HIROSHI
IPC: G01C19/56
Filed: 1988-12-15
Abstract: PURPOSE:To make it possible to detect fluctuation precisely by providing acceleration sensors on a video cylinder, and obtaining an angular velocity acting on a main body. CONSTITUTION:Pizoelectric elements 1a and 1b are provided on a video cylinder 2 as acceleration sensors. During a video device is in operation, turning motion is performed by the rotation of the cylinder 2. Under this state, when coordinate system which regulates the rotation of the cylinder, i.e. the main body of the video device, undergoes inertial rotation around an axis which is perpendicular to the rotary angle of the cylinder, acceleration acts on the axis of the rotating direction of the cylinder with respect to the elements 1a and 1b owing to the interaction between said inertial rotary motion and the turning motion. Acceleration signals matching said acceleration are generated in the elements 1a and 1b. The acceleration signals are inputted into a signal processing circuit 3 through a slip ring 4 and a brush 5. In the circuit 3, a detected fluctuation signal in proportion to the fluctuation of the main body of the video device is outputted.
Patent JP-H01201345-A (JP)
Title: Polyolefin molding compound contacting with extractable medium for long time
Inventor: GERUHARUTO PUFUAARERU
IPC: C08L27/02
Filed: 1988-12-17
Abstract: A polyolefin moulding composition which has excellent chemical stability on long-term contact with extracting media contains, as stabilisers, a symmetrical triaryl phosphite and an ester of 3,3-bis(3'-t-butyl-4'-hydroxyphenyl)butanoic acid.
Patent JP-H03178156-A (JP)
Title: Semiconductor device
Inventor: YASHIRO MASAKAZU
IPC: H01L25/07
Filed: 1989-12-06
Abstract: PURPOSE:To surely fix an outer connection electrode by integrally installing a fixing segment at the base part of the outer connection electrode, which segment stretches toward the semiconductor element mounting side along the thickness direction of sealing resin and is buried in the sealing resin, and equipping said segment with through holes which the sealing resin penetrates. CONSTITUTION:A fixing segment 22 is integrally installed at corner parts of the vertical part 21b and the horizontal part 21c of an outer connection electrode 21. Said segment is equipped with through holes 22a which epoxy resin 11 penetrates. The fixing segment 22 of the outer connection electrode 21 is sandwiched by the epoxy resin 11, and the outer connection electrode 21 is fixed by the hardened parts of the epoxy resin 11 in the through holes 22a. Thereby the outer connection electrode 21 can be tightly fixed to a case 1 by the sealing resin 11, and the electrode 21 can be surely bent at the time of formation by use of a bender.
Patent JP-H02164420-A (JP)
Title: Deodorizing apparatus for refrigerator
Inventor: MATSUDA MICHIYA
IPC: B01D53/38
Filed: 1988-12-19
Abstract: PURPOSE:To make it possible for a deodorizing agent to adsorb odorous components efficiently by installing a sucking chamber having a sucking inlet and a discharging chamber having a discharging outlet through the intermediary of the deodorizing agent. CONSTITUTION:A photocatalytic layer which is optically excited is formed on the surface of a deodorizing agent 3 of an adsorbent to adsorb odorous components. Further, ultraviolet ray is radiated efficiently to the deodorizing agent 3 by a reflecting means 4. A stabilizer 7 for an ultraviolet lamp and a fan motor 6 for air ventilation so as to make the deodorizing agent adsorb the odorous components are also installed. Moreover, an ultraviolet lamp 9 and a controlling substrate 5 to control the operation of the fan motor 6 for air ventilation are set in the insides of boxes 1, 2. A sucking chamber 1b having a sucking inlet 2a and a discharging chamber 1a having a discharging outlet are so installed as to have the deodorizing agent 3 being interposed between them. As a result, the deodorizing agent can adsorb odorous components efficiently.
Patent JP-H11151402-A (JP)
Title: Treatment of waste oil of water dispersion type rolling oil
Inventor: HIROSE TAKASHI
IPC: B01J39/04
Filed: 1997-11-19
Abstract: PROBLEM TO BE SOLVED: To simply and highly efficiently treat waste oil of DP oil. SOLUTION: A treating method for the waste oil of the water dispersion type rolling oil, in which the particles of oil are dispersed with a cationic high molecular compound, is provided. The pH of the waste oil is adjusted to 5.5-1.0 by adding a water soluble alkali material in the waste oil. As a result, the waste oil is separated into a concentrated layer of the oil and a water layer, which are separately treated to be recovered.
Patent JP-H02246990-A (JP)
Title: Ski wax coater
Inventor: PEETAA MARIO AMAN
IPC: A63C11/08
Filed: 1989-12-07
Abstract: PURPOSE: To lower a manufacturing cost and prevent dropping of snow and ice through a recess in a housing by forming a cover from multiple supporting elements so as to close a recess of a deck from a lower part at the non-use time of the device. CONSTITUTION: This wax coating device 10 has a housing 12 formed in a reverse symmetry as to a vertical and longitudinal central surface 14. A rectangular recess 16 for one ski is arranged in a respective longitudinal semispherical body of the housing 12. Both recesses 16 are closed from lower parts by a row of one pair of supporting elements 18, to supprot one pair of skis on the elements. An user enters in the device 10 together with skis wherein skis are on the supporting elements 18 in recesses 16 and recesses are still closed completely. By inserting a coin into a vending machine, a motor starts and a sliding body 22 begins to move in a longitudinal direction.  All supporting elements 18 in front of the sliding body 22 are moved as pairs outward from one pair of tracks positioned in the sliding body 22 continuously in a reverse direction, thereby recesses 16 are opened sequentially and a treating device 26 equipped with a cleaning roller 28 and a wax coating roller can be engaged with a running surface of skis.
Patent JP-H06156636-A (JP)
Title: Workpiece feeder
Inventor: WAKAI HIROSHI
IPC: B65G1/04
Filed: 1992-11-27
Abstract: PURPOSE:To store a larger number of workpieces in a workpiece stock board and facilitate the storage work. CONSTITUTION:Workpieces 1 are stored in the longitudinally and laterally arranged state in a workpiece stock board 21. All workpieces 1 are conveyed forward being pushed by a pusher plate 40, and the workpieces 1 in the foremost row are put in a workpiece row storage part 24. The workpieces 1 in the following rows are stopped by a stopper plate 49. The row of the workpieces 1 is then conveyed to the right by an air pressure cylinder 46, and one workpiece 1 at the right end is delivered to a shoot 54 by an air pressure cylinder 56. With the repetition of this action, the workpieces in the workpiece stock board 21 are delivered one by one. Accordingly, there is no need to provide the workpiece stock board 21 with a partition for delivering the workpieces one by one.
Patent JP-H05154572-A (JP)
Title: Forming method and mold for forming
Inventor: TANSHIN MASAYA
IPC: B21D22/26
Filed: 1991-12-03
Abstract: PURPOSE:To provide the forming method which obviates the 'clinging' of a blank to a forming punch and the deformation at the time of parting in press forming and features good workability. CONSTITUTION:This forming method consists in relatively moving the forming punch 1 and a forming die 3 and press forming a plate material inserted between the punch and the die. The forming punch 1 is made to arrive at the bottom dead point to form the blank 5'. A blank holder 6 is projected toward the punch 1 in this state from the inside of the inner flank of the forming die 3 in the position where the forming punch 1 arriving at the bottom dead point is near the end face of the blank 5'. The end face of the blank 5' is pressed by the front end flank of the blank holder 6 at the time when the forming punch 1 is risen, by which the blank 5 is parted from the forming punch 1. The blank holder 6 is returned into the inner flank of the forming die 3 upon completion of the parting.
Patent JP-H02163962-A (JP)
Title: Mos-type memory integrated circuit device
Inventor: KIYONO JUNJI
IPC: H01L27/10
Filed: 1988-12-17
Abstract: PURPOSE:To prevent a gate insulating film from being destroyed by a charge-up at an ion implantation operation and to enhance a yield by a method wherein an impurity concentration of a source region and a drain region of a MOSFET constituting a memory cell is made lower than that of other MOSFET's. CONSTITUTION:In a MOS-type memory integrated circuit device which contains a MOSFET constituting a memory cell and the other MOSFET, an impurity concentration of a source region and a drain region 5, 7 of the MOSFET constituting the memory cell is made lower than that of a source region and a drain region 10, 12 of the other FET. For example, a source region and a drain region 5, 7 of a MOSFET in a memory cell part of a MOS-type DRAM are formed by an ion implantation operation at a dose of 2 to 5X10<13>/cm<2> by using phosphorus is impurities; a source region and a drain region 10, 12 of a MOSFET constituting a peripheral circuit are formed by the ion implantation operation at a dose of 10<15> to 10<16>/cm<2> by using arsenic as impurities; impurity concentrations are set at 4 to 10X10<18>/cm<2> and 10<20>/cm<2> or higher, respectively.