baber/WOPTO huggingface dataset:
Patent JP-S62145791-A (JP)
Title: Semiconductor device
Inventor: MOGI SACHIHIRO
IPC: H01S5/026
Filed: 1985-12-20
Abstract: PURPOSE:To provide a semiconductor device in which photo diodes having high monitoring current output efficiency are integrated by forming oblique surfaces on epitaxial regions to become light absorption layers of the photo diodes in a semiconductor laser output direction. CONSTITUTION:A groove 2 of 2-4mum of step difference is formed on a part of a photo diode forming portion of an N-type GaAs substrate 1. Then, an N-type GaAlAs conductive layer 3, an I-type GaAs active layer 4 and a light absorption layer 4', a P-type GaAlAs conductive layer 5 and an N-type GaAs cap layer 5 are sequentially epitaxially grown to form an electrode contacting region 7. A light laser-oscillated by supplying a current I from an electrode 10 of a laser is emitted in directions 13, 14. Here, negative or zero potential is applied to a photo diode electrode 11 to obtain an output current Ipd. Particularly, the angle to the layer 4' with respect to the laser emitting direction becomes approx. 3-5 times as large as previous value by the groove oblique portion 15 of the photo diode to remarkably improve a current output efficiency.
Patent JP-S63138556-A (JP)
Title: Cassette loading device for tape recorder
Inventor: KANEKO KOJI
IPC: G11B15/675
Filed: 1986-11-29
Abstract: PURPOSE:To prevent a trouble due to misoperation by providing a regulating member inside the front panel of a loading and unloading mechanism and preventing by this member a holding mechanism from descending under the extrusion state of the loading and unloading mechanism from a tape recorder body. CONSTITUTION:When a loading key is pressed, a toothed wheel disk 64 rotates to start the function of the loading and unloading mechanism. A pin on a rack plate 66 allows the plate 66 to move so far as a limitted range of a long hole 68, and by engaging with a rack sections 671 and 672 a pinion gear 601 rotates clockwise and a gear 602 rotates unticlockwise, thus rotating gears 611 and 612 respectively in the same direction on their respective shafts of the pinion gears 601 and 602 to move tray lever 1 by meshing with racks 31 and 32. When the lever 1 is extruded forward, an oscillating frame 14 is counterclockwise rotatively and elastically pressed and a cassette holder 21 is pressed in the same manner but clockwise, whereas the front end part of a holder 21 is obstructed by an obstructing member 7 of the front panel 4, thus turning both a slider stopping plate 28 and the holder 21 into an inclined state together.
Patent JP-S63137836-A (JP)
Inventor: KOSHO ISAMU
IPC: B32B21/02
Filed: 1986-11-29
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-H1095088-A (JP)
Title: Laminate of migration-resistant properties and its manufacture
Inventor: SHIMA MITSUJI
IPC: B29C70/06
Filed: 1996-09-21
Abstract: PROBLEM TO BE SOLVED: To control ion migration and retain the sufficient insulation-resistant value for a long time by containing dispersely phosphatidyl choline of specified amount to a phenol resin solid content in a paper base phenol resin laminate. SOLUTION: Moisture is absorbed gradually by a paper base phenol resin laminate containing dispersedly phosphatidyl choline of 0.1 to 5.0% to a phenol resin solid content under the high humidity, and a part of a silver electrode, if provided, is eluted in the form of silver ions. Eluted ions and other impurity ions and the like in the laminate are collected by phosphatidyl choline contained dispersedly to inactivate the ions, and the silver ions are extraordinarily enlarged to form silver ionic substances and the impurity ions are also extraordinarily enlarged to form impurity ionic substances, and the migration of the substances in the moisture-absorbing water content is extremely difficult to limit the amount of ionic substances to be separated on the cathode electrode side and also control the migration of silver.
Patent JP-S62145323-A (JP)
Title: Data base system
Inventor: YAGASAKI TOSHIAKI
IPC: G06F17/30
Filed: 1985-12-20
Abstract: PURPOSE:To eliminate the need to specify a bus and a storage device by providing a means which stores file names and node names of a storage device relevantly and a means which searches for a node name on the basis of a file name during access. CONSTITUTION:A control program is stored in a computer 11 and user programs are stored in computers 12-14. Node numbers and node names are assigned to the computers 11-14 and data bases 1-3. When the user of the computer 12 specified the iD of a data base, the iD information is transmitted to the computer 11 through a network 4. The computer 11 reports the bus from its stored control file to the data bus to the computer 12 to set the bus of access automatically. Consequently, optional data based can be accessed without specifying buses previously.
Patent JP-H05215556-A (JP)
Title: Sensor
Inventor: BUARUTAA BERUNARUTO
IPC: G01C19/72
Filed: 1992-10-23
Abstract: PURPOSE: To provide a simple and low cost sensor which utilizes non-reciprocal effect. CONSTITUTION: The sensor comprises means 20 and 22 which, utilizing non- reciprocal optical effect, input-combine a passive ring resonator 18 provided with a closed optical path, a light source 10 and the light of a light source 10 with the ring resonator 18 in the first circumferential direction or the second circumferential direction which is opposite to the first one, means 22 and 20 which output-combine the light from the ring resonator 18, and a detecting device 26 to which an output-combined light it applied. Then, the light passing the ring resonator 18 in the first circumferential direction is, for causing interference, superposed on the light which passes the ring resonator 18 in the second circumferential direction, and the detecting device comprises a detector to which the interfered light is applied.
Patent JP-H01126569-A (JP)
Title: Trouble discriminator
Inventor: SHIROTA ISAO
IPC: H04N7/18
Filed: 1987-11-11
Abstract: PURPOSE:To facilitate the discrimination of troubles of elements of a video apparatus, by selectively separating a synchronous signal on the output side of an image pickup means and on the input side of an image receiving means to detect the presence of continuity of the synchronous signal. CONSTITUTION:A selective separation means 11 fetches video signals separately on the output side of an image pickup means 2 and the input side of an image receiving means 4 through a changeover switch 13 and sends them selectively with a switching. A video signal being fed from the switch 13 is sent out with a synchronous signal separated by a synchronous separation circuit 14. A discrimination means 12 takes the synchronous signal from the circuit 14 into a switching circuit 15 and a switching signal is sent out synchronizing the synchronous signal to be counted with a counting circuit 16. Moreover, a CPU 17 detects a coefficient state of the circuit 16 to discriminate the presence of continuity of the switching signal, namely, the synchronous signal. When the absence of the continuity is determined, an alarm signal is sent to an alarm generating section 9.
Patent JP-2001064399-A (JP)
Title: Preparation of liquid crystalline polyester microsphere
Inventor: YAMAGUCHI TAKAZO
IPC: B29B9/06
Filed: 1999-08-30
Abstract: PROBLEM TO BE SOLVED: To provide an easily preparing process for liquid crystalline polyester micropheres. SOLUTION: This process comprises either the melt kneading of a thermoplastic resin composition which has a continuous phase of the thermoplastic resin (A) and a disperse phase of a liquid crystalline polyester (B), then the extruding from a nozzle and the taking-off at a taking-off rate of less than 3.0 times the resin discharge rate to thereby mold it in a strand shape, and the cutting to give it as pellets, or the melt kneading of the thermoplastic resin composition, then the discharging as lumps; then the immersing of the pellets or the lumps in a solvent which dissolves component (A) but does not dissolve component (B), consequently the dissolving and removing of component (A).
Patent JP-H08120895-A (JP)
Title: Composite panel with truss molding metal-plate, and construction method therefor
Inventor: TANAKA KATSUHIRO
IPC: E04F13/12
Filed: 1994-10-26
Abstract: PURPOSE: To promote the strength and rigidity of a composite panel by combining a truss molding metal plate with basic material such as stone, etc., to form composite truss plate construction having continuous spaces on the rear side of the basic material such as stone, etc. CONSTITUTION: First of all, an adhesive is applied to the whole rear side of the basic material 19, a truss molding metal plate 1 is mounted thereon, a hook 15 on the circumferential edge is fitted in an L-shaped interlocking section 17 of the basic material 19, and they are bound together as a unit. Adhesion strength is toughened by keeping a quantity of the adhesive in a state to have a certain quantity running over from an anchrage hole 6 or every gap 16, etc. In a composite panel the truss molding metal plate 1 is combined with the basic material 19 to form composite truss plate construction having spaces 18 connected to the rear side thereof. The spaces 18 having continued diagonal members 9 and chord members 10 are formed on the rear side of the basic material 19.
Patent JP-H03153310-A (JP)
Title: Drilling device having rotary striking tool
Inventor: MANFUREETO HAAGE
IPC: B23B45/16
Filed: 1990-10-25
Abstract: PURPOSE: To enable accurate drilling of a specified hole of a geometric shape by constructing a device of an impact rotation tool, a drilling impact mandrel, a carrier bush connected to the drilling impact mandrel and a ram inserted into the carrier bush, and providing a drill bitlike locating means on the ram. CONSTITUTION: A drilling impact mandrel 1 is introduced into a wall structure of a foamed concrete 5, passing through a building material 4. A ram 3 is disengaged with a carrier bush 2 by turning an impact drilling machine ON and thereby, the drilling impact material 1 is made to penetrate the building material 4 by impact energy so that the mandrel 1 is driven into the foamed concrete 5. In this case, the impact drilling mandrel 1 is prevented from rotating with the ram 3 by friction with the foamed concrete 5. Therefore, only the ram 3 is rotated during a drilling process. When a drilled hole is deep enough as desired, the drilling impact mandrel 1 compresses the foamed concrete 5 to be pushed off.
Patent JP-H07118959-A (JP)
Title: Cleaning apparatus in winder
Inventor: MORI MASAKAZU
IPC: B65H54/70
Filed: 1993-10-19
Abstract: PURPOSE:To suck and remove fiber wastes such as fly or dust generated in pulling out yarn from a fine spinning bobbin in a winder which removes defect of yarn wound in the fine spinning bobbin and then rewinds, yarn free from defect in a package. CONSTITUTION:Suction ducts 5, 5a... are arranged so as to branch from a casing arranged in the rear of a winder to each winding unit and, simultaneously, suction ports of top of these suction ducts 5 and 5a... are set directly behind the upper part of the fine spinning bobbin 6 which is a source of fiber wastes such as fly or dust. Thereby, the fiber wastes are attracted from the suction port as soon as these wastes scatter from the fine spinning bobbin.
Patent JP-H10110720-A (JP)
Title: Bearing structure
Inventor: ONO TAKASHI
IPC: F16C3/02
Filed: 1996-10-08
Abstract: PROBLEM TO BE SOLVED: To strengthen the surface hardness of a roller shaft by conducting a plasma nitriding treatment or a physical vapor deposition process for the outer peripheral surface of a shaft body at a lower temperature than the tempering temperature of the shaft body. SOLUTION: Tool steel (SKD) is used for a roller shaft, which is tempered at approx. 600 deg.C after hardened at approx. 1000 deg.C. Then a plasma nitriding treatment is conducted for the outer peripheral surface of the roller shaft at approx. 500 deg.C, which is lower than the tempering temperature. By applying such a plasma nitriding treatemnt, it is possible to form the outer peripheral surface of the shaft body so as to have Vickers hardness of HV 950 or higher. High carbon steel (SUJ2) may be used for a roller shaft, tempered at approx. 200 deg.C after hardened at approx. 800 deg.C, and an ion plating processing may be then applied as a physical vapor deposition (PVD method) at a lower temperature than tempering temperature.  By applying this shaft body to a cam-follower with roller for diesel engine, it is possible to markedly-reduce wear amount of the outer peripheral surface of the shaft body.
Patent JP-2000111519-A (JP)
Title: Gas sensor
Inventor: UMEDA TAKAHIRO
IPC: G01N27/409
Filed: 1998-10-08
Abstract: PROBLEM TO BE SOLVED: To provide a gas sensor for accurately detecting the concentration of carbon monoxide even if a contaminant such as sulfuric compound exists in a gas to be detected. SOLUTION: A gas sensor is provided with a solid electrolyte substrate 1, a pair of electrode films 2a and 2b, a catalysis film 3, and a gas selection permeation substrate 6, carbon monoxide required for detection permeates the gas selection permeation substrate 6, and a contaminant such as a sulfuric compound cannot easily permeate the gas selection permeation substrate 6, thus preventing the electrode films 2a and 2b and the catalysis film 3 from being subjected to poisoning easily and hence obtaining a durably gas sensor.
Patent JP-H04160339-A (JP)
Title: Automatic collecting system for molten metal sample
Inventor: YOSHIKAWA TAKAHIRO
IPC: G01N33/20
Filed: 1990-10-24
Abstract: PURPOSE:To enable automation of collection of a sample for a component analysis of a molten metal by dipping up the molten meal by a probe operated by a probe immersing device, by pouring it into a mold set and by separating a solidified metal piece by a sample collecting device. CONSTITUTION:Probes each constructed of a probe paper tube and a collecting vessel are cut out one by one from a probe stocker 20 wherein the probes in a plurality are stored. Receiving the probe, a probe immersing device 40 immerses it into molten iron 18 running through a gutter 19 of a pig bed, makes it dip up the iron and pour it into a mold set 60. A solidified piece formed in the set 60 is taken out by a sample holding device 75 and set on a receiver stage 90 and a part to be a sample for analysis is separated therefrom and collected by a sample collecting device 95. These operations are controlled by a control device 120. In this way, the operations are automated, manual operations in a bad operational environment are dispensed with and the safety of operations, an improvement in the efficiency thereof and labour-saving are attained.
Patent JP-S62146963-A (JP)
Title: Film forming composition
Inventor: UEYA TAKAYUKI
IPC: C09D1/00
Filed: 1985-12-19
Abstract: PURPOSE:To provide a film forming compsn. which has excellent resistance to heat and water and workability, is non-combustible and gives a coating film which does not cause cracking, by blending a compsn. consisting of an aq. dispersion of colloidal silica and a water-soluble org. amine with a specified alkali titanate. CONSTITUTION:An aq. colloidal silica dispersion (A) contg. 10-50wt% SiO2 having a particle size of 1-100mum is blended with a water-soluble org. amine (B) (e.g., monoethanolamine) in a molar ratio of the amine to SiO2 in the component A of 1:0.01-1 to obtain a compsn. (C). 100pts.wt. (on a silica solid basis) component C is blended with 10-100pts.wt. alkali titanate of the formula (wherein M is Li, Na, K; n is 8 or below; m is 4 or below) (e.g., fibrous potassium titanate having a length of sum or above and an aspect ratio of 20 or above) and optionally, additives such as a pigment, an anti-foaming agent, a surfactant, etc.
Patent JP-H08149424-A (JP)
Title: Demodulator and television receiver using the demodulator
Inventor: YAMASHITA AKIHIKO
IPC: H04N11/08
Filed: 1994-11-21
Abstract: PURPOSE: To provide a TV receiver of a simple constitution and also to reduce the turn-back disturbance. CONSTITUTION: A luminance signal is separated by a separating filter 20 into the low and high band components, and the interpolation processing is applied to only the high band component. A vertical edge detector contained in a movement detector 28 detects a vertical edge component, and this edge component is compared with the prescribed threshold value by a comparator. If the vertical edge component i.e., an output signal >= threshold value is satisfied, the filter 20 does not separate the luminance signal and all high band components are processed by a nonlinear processing circuit 22, etc. If the output signal >= threshold value is not satisfied, the filter 20 separates the luminance signal into the high and low band components.
Patent JP-H01128145-A (JP)
Title: Access system for magnetic disk
Inventor: OMURA HIROYUKI
IPC: G06F12/12
Filed: 1987-11-13
Abstract: PURPOSE:To shorten the access time to a magnetic disk by adding a function to a control channel for magnetic disk to change the access algorithm in response to the characteristics of the access form to the magnetic disk. CONSTITUTION:The data are written into a magnetic disk device 4 from a host device 1 with reception of a due data write instruction. At the same time, the time of reception and the addition information are registered to a table 10. The data are read out of the device 4 with reception of a due data read instruction. At the same time, the read time is registered to the table 10 and a read address is written into a table 20. When plural read requests are given to the same data, these request frequencies are written into a table 40. When the final read is through with the stored data, the difference between the reception time and the read time of the table 10 is registered into a table 30 as the store time. A control channel 2 for magnetic disk performs said processes for each reception of the access instruction to produce the statistic information and measures the correlation between read addresses, the distribution of store time and the read frequency. Then the access algorithm is changed in accordance with the characteristics of the access form.
Patent JP-H02136591-A (JP)
Title: Screw pump
Inventor: KUIOKA KIYOSHI
IPC: F04D3/02
Filed: 1988-11-15
Abstract: PURPOSE:To prevent the biting of foreign materials and secure the stable transport by constituting a screw pump from a screw conveyor part having a take-in port and a pump part having a discharge port and installing a screw in a screw conveyor part on the downstream side from the take-in port. CONSTITUTION:The title screw pump 1 is constituted of a screw conveyor 2 having a take-in port 6 at the lower edge, pump 3 in the discharge part connected with the screw conveyor 2. and a hydraulic motor 4 as driving part. The screw conveyor 2 is constituted of a screw 58 which is installed onto a screw shaft 7 which is integrally formed with the shaft 3b of the blade 3a in the pump part 3 and formed in the equal pitch with the equal diameter except the vicinity of the take-in port 6, casing 5 for accommodating the screw 8, and a bearing 9 for bearing-supporting the screw shaft 7 at the lower edge. Further, the pump part 3 has a blade 3a whose diameter is increased towards the discharge side, casing 3c having an annular part expanded on the downstream side, and a discharge port 15.
Patent JP-H02136405-A (JP)
Title: Detector of pavement thickness
Inventor: HASUMI NOBUYOSHI
IPC: G01B21/00
Filed: 1988-11-15
Abstract: PURPOSE:To measure an accurate thickness of the pavement by detecting heights of roads respectively by the first and second detectors in accordance with running distances and obtaining each projection and recess based on angles to be detected from the first and second heights. CONSTITUTION:A running distance detector 7 is mounted on a running car body, three height detectors 8a - 8c are mounted thereto at specific intervals, and two height detectors 8d, 8e are mounted to a screwed arm 2 at specific intervals. An angle detector 9 detecting an angle with the screwed arm 2 is mounted to a screwed arm 3. The first projection and recess of a road 5 is calculated by the first height detectors 8a - 8c in accordance with running distances by means of an operation device 10. After that, a vertical distance between a bearing point of the screwed 3 and the surface of the pavement is calculated based on heights to be detected by the second height detectors 8d, 8e and an angle to be detected by the angle detector 9, and the second projection and recess of the road 5 is calculated to measure the thickness of the pavement.
Patent JP-H06114730-A (JP)
Title: Numerically controlled grinder
Inventor: NAYA TOSHIAKI
IPC: B24B49/00
Filed: 1992-09-30
Abstract: PURPOSE:To improve the grinding accuracy in the initial position of cylindrical surface grinding, in a numerically controlled grinder for continuously step- grinding a workpiece for its end face and cylindrical surface. CONSTITUTION:In a grinding machine 50, a workpiece W is rotatably supported by a spindle 55 and a tailstock spindle 57 and rotated by rotating the spindle 55. In the case of continuously step-grinding the workpiece for its end face and cylindrical surface, a spindle rotational speed in grinding the end face of the workpiece W is set to about a fraction to from several tenth to one tenth as compared with cylindrical surface grinding by considering a grinding wheel life. By executing changing this spindle rotational speed on the halfway of end face grinding by anticipating a time required for changing the speed, a transfer can be made immediately from the end face grinding to the cylindrical surface grinding. Thus by eliminating once stopping the workpiece W and a grinding wheel 60 in the initial position of cylindrical surface grinding, the grinding accuracy (straightness) can be improved.
Patent JP-H08146187-A (JP)
Title: Nuclear reactor output area measuring device
Inventor: KASHIWA TAKAO
IPC: G21C17/10
Filed: 1994-11-22
Abstract: PURPOSE: To detect the abnormality of a LPRM detector quickly and without any increase in an operator's load by providing a gamma thermo detector for correcting the sensitivity of a local output monitor(LPRM) detector. CONSTITUTION: A LPRM detector 2 installed in a nuclear reactor 1 outputs electric current proportional to neutron flux in the periphery, and it is input to a LPRM measuring part 4 by a LPRM cable 3. The output of the measuring part 4 is input to a comparison determining part 8. On the other hand, a gamma thermo detector 5 is disposed in the vicinity of the detector 2. This is always fixed to execute the correction of sensitivity of the detector 2 in an output area. The output of the detector 5 is input to a gamma thermo measuring part 7 by a gamma thermo cable 6, signal-processed, and then input to the determining part 8. In the determining part 8, a LPRM measured value La which is output of the measuring part 4 is compared with a gamma thermo measured value Ga which is output of the measuring part 7, and if there is deviation more than fixed, a deviation warning 9 is issued.