baber/WOPTO huggingface dataset:
Patent JP-H1140666-A (JP)
Title: Semiconductor integrated circuit device
Inventor: TANAKA MOTOKO
IPC: H01L21/768
Filed: 1997-07-15
Abstract: PROBLEM TO BE SOLVED: To reduce a capacitance between wirings by providing a second interlayer insulating film having a lower relative premittivity than an interlayer insulating film on empty holes and a metallic wiring. SOLUTION: A low permittivity insulating film 5 which is not provided with holes having a lower permittivity than an oxide silicon film 4 is provided by covering the oxide silicon film 4. The low permittivity insulating film 5 is flattened by the CMP method. An upper layer wiring layer 6 on which patterns are formed is provided on the low permitivity insulating film 5 and a reflection preventing film 7 is provided on the surface of the upper layer wing layer 6. An oxide silicon film 8 covers the wiring layer 6 having the reflection preventing film 7 thereon and the low permittivity insulating films 5 and has holes 11 at the place of wiring interval 0.1 μm. A low permittivity insulating film 9 which is not provided with holes having a lower permittivity than the silicon oxide film 8 is provided by covering the oxide silicon film 8.  By the means a permittivity of the insulating film 5 which exists at the position where electric flux lines of upper wiring part pass becomes low and a capacitance between wirings 2, 2 can be reduced.
Patent JP-S6251017-A (JP)
Title: Rotary magnetic head positioning device
Inventor: SUZUKI TOMIO
IPC: G11B5/48
Filed: 1985-08-30
Abstract: PURPOSE:To improve the vibration characteristics of a magnetic head positioning device by securing such a structure that can improve the rigidity of a used bearing with good efficiency. CONSTITUTION:The end of a rotary shaft 12 is fixed to the inner ring of a bearing 4a by means of a washer 11 and a screw 10 and a plate 16 is attached to the other end of the shaft 12. A bush 5 is adhered to the inner ring of a bearing 4b and the load is applied by a pilot pressure spring 6 to get rid of the gap within the bearings. The outer rings of bearings 4a and 4b are stuck and fixed to a support base 1 via an O-ring an elastic body such as a wave spring, etc. set on the rest surface. The shaft 12 and the bush 5 are fitted with each other with a gap fitter. Thus the distortions due to the expansion of temper ature of the shaft 12 and base 1 are eliminated. As a result, the load of the spring 6 is applied to the bearing 4a through the shaft 12 and the gap within the bearing 4a is deleted like the bearing 4b.
Patent JP-H1082362-A (JP)
Title: Single head piston of compressor
Inventor: HIRAMATSU OSAMU
IPC: F04B27/08
Filed: 1997-07-15
Abstract: PROBLEM TO BE SOLVED: To sufficiently take lubricating oil attached on an inner circumferential surface of a compressor housing into a connecting part with a driving source of a single head piston on the single head piston of a compressor. SOLUTION: An inclined surface 28 is formed on an end surface circumferential edge of a tail part 21a of a single head piston 21. Thereafter, lubricating oil attached on an inner circumferential surface of a front housing 11 is led to a connecting part of the single head piston 21 and a cam plate 19 making a driving source along the aforementioned inclined surface 28 by movement of the aforementioned single head piston 21 from a top dead center position to a bottom dead center position in the inside of a cylinder bore 12a of a compressor.
Patent JP-S6083714-A (JP)
Title: End part position detecting method of hot rolling material
Inventor: MIYAKE TAKANORI
IPC: B21B37/00
Filed: 1983-10-11
Abstract: PURPOSE:To measure with a high accuracy an end part position in the width direction of a rolling material from temperature distribution information and a position of a detecting element, by embedding plural temperature detecting elements in the axial direction of a work roll, and deriving a temperature distribution of the time when a hot rolling material has been introduced in a roll. CONSTITUTION:To a work roll 10 of a rolling mill, plural temperature detecting elements (thermocouples) 12 are embedded along its axial direction X, and a temperature distribution of the axial direction X of the work roll 10 in case when a hot rolling material 14 has been introduced in the work roll 10 is derived, and sent to an end part position operating machine 16 through a rubber coupling 18, a slip coupling 20 and an amplifier 22. The operating machine 16 detects end part positions 14A, 14B whose temperature is changed suddenly, from temperature distribution information and a position of a thermocouple 12, and gives an off-center quantity by an off-center quantity operating machine 24.
Patent JP-S5978572-A (JP)
Title: Charge transfer device
Inventor: KANBE HIDEO
IPC: H01L21/339
Filed: 1982-10-28
Abstract: PURPOSE:To facilitate the manufacture by forming a stepwise potential by means of the potential due to the influence of a channel stopper region, in a meander channel type CCD. CONSTITUTION:The first region group 17 wherein a plurality of the first accumulation parts are arranged in one direction and the second region group 19 wherein a plurality of the second accumulation parts are arranged in positional relation of opposition to and slip from the first region group are provided. The two accumulation parts are isolated by a channel stopper region 12, and a deletion part for forming a charge transfer passage between the first and second accumulation parts is formed at the channel stopper region. The first and second electrodes 14 and 15 are formed respectively on the first and second region groups via insulation layers, the first and second transfer electrodes 21 and 22 are formed via insulation layers respectively at each charge transfer passage, and accordingly the potential due to the influence of the channel stopper region is generated at the charge transfer passage under the transfer electrode.
Patent JP-S6251242-A (JP)
Title: Manuacture of multilayer interconnection
Inventor: KIMIJIMA SUSUMU
IPC: H01L21/3205
Filed: 1985-08-30
Abstract: PURPOSE:To implement sufficient low resistance contact between multilayer interconnection when a polyimide film is used as an interlayer insulating film, by forming the polyimide film as the interlayer insulating film, forming a contact hole in said film, and performing surface treatment with a mixed liquid of chromic anhydride, phosphoric acid and water on the surface of the exposed lower wiring layer. CONSTITUTION:Wiring layer are laminated on a substrate 11 with a polyimide film as an interlayer insulating film. At this time, a polyimide film 14 is formed on a lower wiring layer 13. A contact hole for the lower wiring layer 13 is formed in the polyimide film 14. The surface of the lower wiring layer 13 exposed in the contact hole is treated with a mixed liuqid of chromic anhydride, phosphoric acid and water. Thereafter, an upper wiring 16 is formed. Then heat treatment is performed. For example, on the first Al wiring layer 13, the polyimide layer film 14 is formed with spinner. After the contact hole is formed, full curing is performed at 350-450 deg.C. Then, a rigid insulating film 15 is formed on the surface of the wiring layer 13. Then, the surface treatment is performed with the mixed liquid of the chromic anhydride, the phosphoric acid and the water, and the insulating film 15 on the surface of a first Al wiring layer 13 is removed. Then, a second Al wiring layer 16 is formed, and sintering is carried out at 350-400 deg.C.
Patent JP-H0239909-A (JP)
Title: Wire mesh screen with resin frame and its manufacture
Inventor: KURIHARA MITSUGI
IPC: B29K105/22
Filed: 1988-07-29
Abstract: PURPOSE:To bury a burying frame retaining the end of a wire mesh and the wire mesh itself inside a resin frame positioned outside a product and eliminate a projected section outside the product by forming separately a frame retaining the wire mesh and a frame positioned outside and integrating the frames. CONSTITUTION:A resin frame material, a burying frame 4 and a wire mesh 3 are integrated by insert molding. A wire mesh 3 coming out of the end of the burying frame 4 is wrapped in the resin frame material, and when a resin material for the resin frame of high temperature and in the molten state is injected, the surface of the whole of the burying frame 4 having low melting point is melted to form a compatible state, and is integrated with the resin material for the resin frame by being cooled and solidified. The same is solidified in the state that the wire mesh 3 and the burying frame 4 are buried inside the resin frame 2. A wire mesh screen 1 with the resin frame is provided with the wire mesh 3 with its end burying inside a resin frame 2 in a manner to block a section encircled with the resin frame 2, and the resin frame 2 retains both the wire mesh 3 and a burying frame 4 retaining said wire mesh 3 on the upper surface in the state of being buried.
Patent JP-H0351088-A (JP)
Title: Clothing drier
Inventor: TAMURA KIYONORI
IPC: D06F58/28
Filed: 1989-07-20
Abstract: PURPOSE:To reduce the fluctuation width of the temperature to be controlled and perform stable temperature control by measuring the interruption cycle of a thermostat, shrinking it with the preset ratio, and operating a heater with the shrunk interruption cycle. CONSTITUTION:When the interrupted operation of a heater is started, its interruption cycle, i.e., the on-period and off-period, is measured by a measuring means, it is shrunk to the preset ratio, e.g., 1/5, by an arithmetic means, and the interrupted operation of the heater is continued with the shrunk cycle thereafter. The fluctuation width of temperature by the interrupted operation is shrunk in response to the ratio, and stable temperature is maintained. When the interruption cycle is shrunk, multiple interruption cycles are measured for primary interrupted operations of thermostats 15a and 15b, and their average value may be shrunk.
Patent JP-S6345489-A (JP)
Title: Screw pump
Inventor: HAYASHI AKIRA
IPC: F04D7/00
Filed: 1986-08-12
Abstract: PURPOSE:To transport fluid efficiently by forming a longitudinal groove extending in the axial direction onto the inner peripheral surface of a pump outer cylinder and moving a partitioning plate for closing the part between the vanes of a screw contiguous to a center shaft in slidable ways in the axial direction, in the longitudinal groove. CONSTITUTION:A longitudinal groove 3 extending in the axial direction is formed onto the inner peripheral surface of a pump outer cylinder 1. A partitioning plate 5 for closing the part between the vanes 2a and 2b of a screw 2 contiguous to a center shaft 4 is installed in slidable ways in the axial direction into the longitudinal groove 3. The partitioning plate 5 can scrape out the transported substance under pressure which adheres onto the screw 2, and fluid can be transported efficiently.
Patent JP-2000018024-A (JP)
Title: Control method for diesel catalyst system
Inventor: OMICHI SHIGEKI
IPC: F01N3/20
Filed: 1998-07-06
Abstract: PROBLEM TO BE SOLVED: To realize a high catalyst bed temperature even under an operating condition for recovering the poisoned state of a catalyst for exhaust emission control of a diesel engine. SOLUTION: An EGR valve 13 and an intake shutter 12 are controlled so as to set a value of an air excessive ratio of a diesel engine to 1.0 to 1.5 which is not used normally. Hydrocarbon (light oil) is mixed with exhaust gas by a light oil adding device 14 according to a remaining oxygen rate in exhaust gas. When oxidation reaction is generated in a catalyst 16 by the added light, a temperature of a catalyst bed is raised to a high temperature of 450 deg.C or higher, and a poisoned material such as SOF stuck on the catalyst 16 is eliminated so as to recover purifying capability of the catalyst 16.
Patent JP-H08171783-A (JP)
Title: Method and apparatus for launching and retraction of read-write head with reference to medium of disk drive
Inventor: KAI CHII KAI SUN
IPC: G11B5/54
Filed: 1995-07-26
Abstract: PROBLEM TO BE SOLVED: To minimize clash between a read/write head and a recordign medium, and thereby to improve the reliability of a disk drive by employing one mechanism for launching/retraction of the read/write head. SOLUTION: The mechanism includes a retract lever 81, a retract lever lock 118, a mechanical biasing member (spring 76 or the like), and a voice coil motor 16. After launching, the voice coil motor 16 is used to rotate the retract lever 91 to increase the potential energy of the biasing member. Then the retract lever lock 118 is used to store the built-up potential energy. On the occurrence of a power failure of the disk drive, the mechanism retracts the read/write heads 55, 58 automatically from the medium. The stored mechanical energy during the retract motion of the read/write heads 55, 58 acts on the retract lever 91 to allow the read/write heads 55, 58 automatically to be retracted from the medium.
Patent JP-H0853318-A (JP)
Title: Controller for riptortus clavatus
Inventor: FUKUSHIMA JUNICHI
IPC: A01N65/00
Filed: 1994-08-12
Abstract: PURPOSE:To effectively control Riptortus clavatus as an insect pest for a leguminous plant such as soybean or pea, by using an extract obtained by extracting Japanese red pine through three or four stages as an insecticidal active component derived from a plant. CONSTITUTION:This new controller for Riptortus clavatus comprises a fraction obtained by further extracting a dichloromethane extract from a methanol extract of Japanese red pine with 50% ether/hexane mixed solvent as an active ingredient and has excellent inhibitory activity against emergence of Riptortus clavatus. A fraction obtained by further extracting this fraction with 5-100% mixed solvent of benzene/ethyl acetate may be used. An acidic recovery fraction from a fraction especially extracted with a mixed solvent in which the content of ethyl acetate is 10% among fractions extracted with the mixed solvent of benzene/ethyl acetate is preferably used. Branches of Japanese red pine freshly pruned in this year are preferably used as a raw material for the controller.
Patent JP-S6169381-A (JP)
Title: Rotation controller
Inventor: SUGANUMA ATSUYOSHI
IPC: H02P29/00
Filed: 1984-09-11
Abstract: PURPOSE:To mount a detecting mechanism and to simplify the wirings by producing a phase signal and a speed signal from a detecting signal for detecting the single detecting pattern by a single sensor. CONSTITUTION:Detecting marks 3a-3l are provided on the circumference of a rotary cylinder 1. The width of the marks 3 in the rotating direction is wise as compared with the marks 3a-3k. A photosensor 4 detects the marks 3a-3l, and applies detection signals to a waveform shaper 5. A trapezoidal wave generator 12 outputs a trapezoidal wave synchronized with a pulse signal (e) corresponding to the mark 3. A sample-holding circuit 13 samples the oblique portion of the trapezoidal wave by a sampling pulse, and outputs a phase error signal. On the other hand, an F/V converter 7 outputs a speed error signal on the basis of a signal (a). A mixer amplifier 20 mixes the phase error signal and a speed error signal, amplifies and supplies it to a drive circuit 21.
Patent JP-H0855363-A (JP)
Title: Optical head
Inventor: HAYASHI HIDEKI
IPC: G11B7/125
Filed: 1994-08-12
Abstract: PURPOSE:To perform a recording/reproducing on an optical disk having the different thickness of a base material or a different dealing wavelength in an optical information reproducing device. CONSTITUTION:This device has a laser detector integration module 14 including a semiconductor laser 1a having a first wavelength for reproducing a first optical disk and a semiconductor laser 1b having a second wavelength for reproducing a second optical disk. The second optical disk which differents in the thickness or in the dealing wavelength from the first disk can be reproduced without any problem by displacing the light emitting source of the semiconductor laser 1b to a direction in an optical axis from the light emitting source of the semiconductor laser 1a. The reproducing of an optical disk having the different thickness of the base material or the different wavelength is made possible with simple constitution by using one pair of a condensing lens and an objective lens.
Patent JP-H0746093-A (JP)
Title: Pulse width modulation circuit
Inventor: YOSHIDA HIDEKI
IPC: H03K5/131
Filed: 1993-07-30
Abstract: PURPOSE:To provide a pulse width modulation circuit capable of suppressing the generation of blank pulses and offset pulses and realizing more highly accurate gradation expression. CONSTITUTION:The input of set pulses SET to the set input terminal S of an RS-FF circuit 25 is suppressed at the time of 0% pulse setting at the time of an RP mode and the input of reset pulses RST to the reset input terminal R of the RS-FF circuit 25 is suppressed at the time of 100% pulse setting at the time of an LP mode. At the time of a CP mode, the reset pulses RST are forcedly inputted to the reset input terminal R of the RS-FF circuit 25 at the beginning of a clock cycle T and the input of the reset pulses RST to the reset input terminal R of the RS-FF circuit 25 is suppressed in a second half at the time of the 100% pulse setting. Thus, the generation of the blank pulses and the offset pulses at the time of the 100% and 0% pulse setting can be prevented and the more highly accurate gradation expression can be performed.
Patent JP-S6253172-A (JP)
Title: Power circuit
Inventor: YAMAMOTO YOSHIO
IPC: H02M3/00
Filed: 1985-08-28
Abstract: PURPOSE:To inhibit rust currents on starting, and to make output voltage smoothly to rise by providing a slow start-drive circuit consisting of a capacitor, a resistor and a transistor. CONSTITUTION:When a main-breaker CB1 is turned ON, a transistor Q3 is turned OFF when a capacitor C4 is not charged and a transistor Q4 is turned OFF because a slow start-drive circuit 4 is fitted even when the rise time of output voltage from a control power supply 2 is fast. When the transistor Q4 is turned ON through the capacitor C4 and resistors R9, R11 from a reference voltage power supply for a switching-regulator integrated circuit Z1, a transistor Q3 for a slow start circuit 3 is turned ON, and a capacitor C3 is charged. When the capacitor C4 is charged, the transistor Q4 is turned OFF while the transistor Q3 is turned OFF, the capacitor C3 transfers to discharge, and a slow start circuit 1 is operated normally.
Patent JP-H10151205-A (JP)
Title: Catheter with temporary large vein filter
Inventor: HOMSMA TJEERD
IPC: A61F2/00
Filed: 1997-07-02
Abstract: PROBLEM TO BE SOLVED: To make a large vein grown around a strip not to be hurt, by connecting the strip end part by a detachable engaging means and placing an adjusting means to move the engaging means from the engaging position near the proximal end part. SOLUTION: This catheter is inserted into a patient in a sate support members 8, 9 are mutually separate, and a filter element 6 is place in a large vein and then the inner tube like element 5 is brought near the outer tube like element 3 to contact the strip 7 to the wall of the large vein 10. When a suppressing means 18 connected to the inner tube like element 44 is moved to the right to the support member 9, a space sufficient for the strip end part 16 to move in a state hidden from the attaching part 15 is made and, successively, the outer tube like main body is moved in the direction to approach the inner tube like mein body 5, the strip 7 can be detached from the attaching part 15 without applying extreme drawing force and the catheter 1 can be drawn out.
Patent JP-S5980928-A (JP)
Title: Manufacture of semiconductor device
Inventor: SHINOHARA MAMORU
IPC: H01L21/22
Filed: 1982-11-01
Abstract: PURPOSE:To prevent a flying-out of an impurity from a substrate and an intrusion of an unnecessary impurity into the substrate from an atmosphere by pouring a gas required for forming a glass layer into a reaction pipe, forming the glass layer containing no impurity on the substrate, elevating the temperature of the reaction pipe and thermally treating the substrate. CONSTITUTION:When the base of a bipolar transistor is diffused, the reaction pipe 5 is controlled previously at a cpmparatively low temperature of 500 deg.C- 700 deg.C, and the semiconductor substrates 1 to which the impurity is doped slightly are charged to a diffusion boat 7. When SiH gas is injected into the reaction pipe 5 from a gas injection port 8 and O2 gas from an O2 injection port 9 respectively, a reaction is generated, and the glass layers 13 containing no impurity are formed to the surface and back of the semiconductor substrate 1. H2 Gas from an injection port 11 and an inert gas such as N2 from an injection port 12 are injected into the reaction pipe 5, the inside of the reaction pipe is controlled at 900-1,200 deg.C higher than a temperature where the glass layer 13 is formed, and the gases are diffused again.
Patent JP-S5980812-A (JP)
Title: Draining work for ground and the like
Inventor: KUMAGAI SHIGETO
IPC: E02B11/00
Filed: 1982-11-01
Abstract: PURPOSE:To effectively perform draining work for ground by a method in which water conveyance plates are radially set and connected in a trench, a water drawer fixed with an upside-opened tube is set below the water conveyance plates, the trench is embedded with soil to the water conveyance plates, a flat plate is bonded with the upside of the water drawer, and then the water drawer is buried in soil by embedment. CONSTITUTION:Plural water conveyance plates 1-3 are radially connected with small apertures 4 among their inside edges as a water drawer on the bottom of a trench 15. An upside-opened tube 6 is fixed to the lower part of the plates 1- 3 in such a way as to form small apertures 5 between the tube 6 and the plates 2 and 3, and the end of the tube 6 is connected to a drain pipe 8 connected to the drain dich. Broken stones 16 are charged to the plates 2 and 3 to bury the trench 15, and the downside of the inside corners of flat plates 18 is bonded with the outside corners of the upside of the water conveyance plates 2 and 3 buried. Broken stones 16 are further charged into the trench 15 to bury the water drawer 7 and covered with the same soil as the ground's surface. Water exuding into the underground can be effectively collected and drained.
Patent JP-H0740734-A (JP)
Title: Heating system for vehicle
Inventor: DOI SHIGENORI
IPC: F28D20/02
Filed: 1993-08-02
Abstract: PURPOSE:To provide a heating system for vehicle in which a high heating feeling is obtained from immediately after the starting of an engine, and the accumulated calorie can be utilized efficiently. CONSTITUTION:In a heating system for vehicle to heat the inside of a car room, by leading the cooling water of an engine EG to a heater core 12 through a cooling water pipe 14, heating the air around the heater core 12, and blowing out the heated air in the car room, a water pump P1 to circulate the cooling water in the cooling water pipe 14; and an adiabatic container 22 and a heat accumulator H/B, provided on the cooling water pipe 14a positioning between the engine EG and the heater core 12, and to preserve the heat of the cooling water heated in the former operation; are provided. And the discharge amount of the water pump P1 is to be increased until the high temperature of cooling water discharged from the adiabatic container 22 is filled up to the heater core 12.