baber/WOPTO huggingface dataset:
Patent JP-H10111419-A (JP)
Title: Optical branching element with light interruptive function
Inventor: AKASHI TERUHISA
IPC: G02B6/12
Filed: 1996-10-08
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized optical branching element of a self-hold type with long term reliability without moving a waveguide part by sticking plural layers of substrates to each other and constituting a flow passage of two inputs/one output through a valve part. SOLUTION: The flow passage 15a, etc., through which a diffractive index matching agent and compressed air flow arranged respectively traversing a Y type branch optical waveguide 13 and the waveguide of a branching destination and an ejecting though hole 14a, etc., existing on the flow passage end part are formed on a first layer substrate 2. The through holes 17a, 17b going to the flow passage 15a, etc., are formed on a second layer substrate 3. The flow passage going to the through holes 17a, 17b, the valve and the through holes 19a, 19b are formed on a third layer substrate 4. A fourth layer substrate 5 is provided with the separate through holes 20a, 20b going to the though holes 19a, 19b. By such a constitution, two sets of flow passages provided with two pieces of valves for one Y type branch optical waveguide 13 are formed.  Such an optical branching element and an external circulation equipment making flow two kinds of fluids are provided, and the fluids are made flow through the flow passage, and light is transmitted/interrupted.
Patent JP-S62127578-A (JP)
Title: Corrosion resistant ball valve
Inventor: ISHIZAKA YOSHINORI
IPC: F16K25/04
Filed: 1985-11-29
Abstract: PURPOSE:To improve corrosion resistance, by providing a sacrificial electrode formed of metal having an ironization tendency greater than that of a valve material inside a valve or at an essential position of a valve body. CONSTITUTION:There is provided on an inside surface of a channel 2 near an inlet 3 of a valve casing 1 a sacrificial electrode 9 formed of metallic zinc having an ionization tendency greater than that of each component metal of a stainless steel as a valve material. The sacrificial electrode 9 is tightly mounted on the inside surface by means of a hexagon socket head cap screw 10. In mounting the sacrificial electrode 9, an uncured epoxy resin 14 is applied to a back surface of the electrode 9, thereby reliably maintaining the electrical contact between the sacrificial electrode 9 and the valve casing 1 and preventing the penetration of sea water.
Patent JP-2001093711-A (JP)
Title: Metal magnetic powder and magnetic recording medium
Inventor: TETSUKAWA HIROKI
IPC: H01F1/047
Filed: 1999-09-21
Abstract: PROBLEM TO BE SOLVED: To provide superior oxidation resistance. SOLUTION: In a metal magnetic powder where at least Co is contained and Fe is the main substance, the content of Co is in a range of 45-300 wt.% to Fe. Thereby crystallinity of the metal magnetic powder becomes denser, so that oxidation is prevented.
Patent JP-S62131735-A (JP)
Title: Supporting structure of motor shaft
Inventor: TANAKA SHINICHIRO
IPC: H02K5/173
Filed: 1985-11-29
Abstract: PURPOSE:To prevent the movement of the motor shaft in the thrust direction by making it possible to control the deviation of the thrust direction of motor shaft by the predetermined load of the spring and to control the predetermined load of the spring having high spring constant to a specified value by controlling the quantity to fasten the adjusting screw. CONSTITUTION:A step motor 16 is composed of a rotor 24 fixed to a motor shaft 18 and a stator 28 installed to a jacket case 26. The motor shaft 18 is supported to the jacket cases 26, 30 and 32 with bearings 34 and 36 on both sides of the rotor 24. Internal rings 34a and 36a of the bearings 34 and 36 are fitted into the shaft 18, while external rings 34b and 36b are fitted into ribs 30a and 32a. Spacers 38 and 40 are arranged between the rotor 24 and the internal rings 34a and 36a. Each internal ring cannot approach each other inwards in the direction of the axial line. At the outer end of the rib 32a of a flange 32 a female screw is threaded, where an adjusting screw 42 is screwed and a spring 44 arranged between the bearing external ring 36b and the screw 42.
Patent JP-H10112183-A (JP)
Title: Semiconductor memory
Inventor: TAMAOKI SATOSHI
IPC: G11C11/409
Filed: 1996-10-08
Abstract: PROBLEM TO BE SOLVED: To speed up the read-out of a data amplifier by bringing gate driving signals of transistors for precharge into or out of conduction with a control circuit having NAND gates to enlarge the voltage difference between read signal lines. SOLUTION: Transistors P3, P4 are brought into conduction with a precharge activation signal P to clamp read signal lines R1, R2 previously being at a grounded potential at a power source potential via transistors N11 to N14 of a column selection circuit 1. A sense amplifier 11 receives bit data b1, b2 on bit lines B1, B2 and generates read line signals r1, r2 by amplifying the data. Here, channel lengths of the transistors P1, P2 are set sufficiently large. Moreover, a precharge control circuit 3 consisting of NAND gates G31 to G34 is provided. The NAND gates G31, G32, receive the read line signals r1, r2, control gates of transistors P1, P2 to apply positive feedbacks to the signals.
Patent JP-H03127217-A (JP)
Title: Input/output controller
Inventor: SAITO ISAO
IPC: G06F3/00
Filed: 1989-10-13
Abstract: PURPOSE:To decrease the number of signal lines by using the serial signal lines to secure the connection between a computer and plural monitoring control subject equipments. CONSTITUTION:The serial input/output circuits 1-1 - 1-n are connected to their corresponding monitoring control subject equipments via the serial signal lines and input the state signals applied from those subject equipments via the serial signal lines in a serial system to apply the serial data corresponding to those state signals to a packing circuit 2. A DMA input/output circuit 3 reads out the data corresponding to the state signals written into the circuit 2 in response to the input request issued from a computer and transfers these data to the computer in DMA. Thus the number of signal lines can be decreased between the computer and the monitoring control subject equipments since the serial signal lines are used to secure the connection between the computer and these subject equipments.
Patent JP-2001092867-A (JP)
Title: Cad device for disaster preventing facility
Inventor: YOMOGIHARA KENICHIROU
IPC: G06F17/50
Filed: 1999-09-21
Abstract: PROBLEM TO BE SOLVED: To provide a CAD device for disaster preventing facility which can shorten a process and time and prevent the occurrence of totalization errors at the time of totalizing disaster preventing equipment symbols at every group, with one group being composed of a typical floor and floors based on the typical floor after the plan of each floor is drawn. SOLUTION: A CAD device for disaster preventing facility is provided at least with a plan drawing means 12 which draws the plan of each floor by arranging disaster preventing equipment symbols on a display 3 and drawing lines indicating wiring among the symbols and preserves the plans in a storage device 6 and a typical floor setting means 11 which sets the typical floor of a building and at least one or more floors based on the typical floor and stores the floors in the storage device 6. The plan drawing means 12 is provided with a typical floor data generating means 13 which stores the disaster preventing equipment symbols in the storage device 6 correspondingly to the typical floor and the floors based on the typical floor when the drawing means 12 arranges disaster preventing equipment symbols on the display 3 at the time of drawing the plan of the typical floor.
Patent JP-H04145034-A (JP)
Title: Production of cinnamyl halogenide and its derivative
Inventor: IKEDA MITSUHIRO
IPC: C07C315/04
Filed: 1990-10-05
Abstract: PURPOSE:To easily obtain the title compound in high yield by reaction between a vinyl compound such as styrene, formaldehyde and a hydrogen halide in the presence of an organic polymerization inhibitor such as dihydroxybenzene. CONSTITUTION:The objective compound of formula II (X is halogen) can be obtained by reaction among (A) a compound of formula I (R<1>-R<3> are each H, alkyl, cycloalkyl, alkenyl, aryl, alkoxy, aralkyl, aralkyloxy, carboxyl, OH, SH, NO2 or halogen; R<4> and R<5> are each H or alkyl), (B) formaldehyde and (C) a hydrogen halide, in the presence of 0.01-10mmol per mol of the compound A of a polymerization inhibitor (e.g. methylhydroquinone, p-t-butylcatechol). As the solvent for the reaction, water can be used most easily, but an organic solvent may also be used.
Patent JP-H01110710-A (JP)
Title: Manufacture of oxide superconducting coil
Inventor: IKENO YOSHIMITSU
IPC: B28B1/00
Filed: 1987-10-23
Abstract: PURPOSE:To make it possible to manufacture a superconducting coil having excellent superconducting characteristics and sufficient mechanical strength by a method wherein a diameter-reducing processing is conducted on a complex in which the raw material powder and the like of oxide superconducting material is filled, and after a wire material has been wound in coil form, a metal coated layer is removed, and after heat-treatment has been conducted, a resin layer is formed in cylindrical form. CONSTITUTION:A complex 3 is formed by filling into a metal tube 1 at least one of the raw material powder of an oxide superconducting body or superconducting powder or the molded body of these powder. Then, a diameter-reducing work is conducted on the complex 3, and a wire material 6, equipped with the metal covered layer 4 consisting of the metal tube 1 and the core wire 5 consisting of powder or a molded body, is formed. Then, after the wire material 6 has been wound in coil form, the core wire 5 is exposed by removing the metal coated layer 4 from the wire material 6. Then, after heat-treatment has been conducted on the core wire 5, a resin layer 8 is formed covering the coil-formed core wire 5, and a cylindrical superconducting coil 9 is formed. As the material for the above-mentioned resin layer 8, the highly insulative synthetic resin such as epoxy resin, silicone resin, vinyl chloride resin, polyethylene and the like, and the coating material and the like to be used for enamel wire is used.
Patent JP-H04146856-A (JP)
Title: Wet wiper valve
Inventor: YUDA AKIO
IPC: F16K11/052
Filed: 1990-10-05
Abstract: PURPOSE:To certainly carry out wiping of jetted water by jetting water from a nozzle on the front side in the turning direction at the time when a wiper turns, and by jetting water from another nozzle by changing the former' nozzle to the latter nozzle before the end edge of turning. CONSTITUTION:When a lid member 6 turns with a wiper blade by a shaft 2, a turning member 4 is turned slavishly, and a flow passage 8 provided on a base part 3 is communicated through only to a nozzle 5a on the front side in the turning direction through a space 34 formed between a lower plate 31 and the turning member 4, a circular arc groove 14 provided on the turning member 4 and others, and water is jetted from this nozzle 5a only. Thereafter, when a standing piece 11 of the base part 3 makes contact with the edge part of the groove 14, interlocking of the lid member 6 and the turning member 4 is blocked and only the lid member 6 moves, the nozzle 5a opened by a valve 17 is choked and a nozzle 5b on the rear side in the turning direction is separated from the front surface of the valve 17, only the nozzle 5b is released and water is jetted only from this nozzle 5b.
Patent JP-H1090774-A (JP)
Title: Motor-driven camera
Inventor: OGASAWARA AKIRA
IPC: G03B43/00
Filed: 1996-09-18
Abstract: PROBLEM TO BE SOLVED: To realize communication between a camera and an external device without requiring any dedicated connection terminal and expensive jig by shifting a mode to the prescribed mode when it is detected that a first contact is turned off and a second contact is turned on. SOLUTION: When a release button is depressed, it is moved so as to short- circuit(turned on) the contact 6a and the contact 6c(half-depressing state). By a CPU 1, it is judged whether a half-depressing switch is turned on and a full- depressing switch is turned on or not. In the case of Yes, a timer until power is turned off is prolonged. Then, it is judged whether the half-depressing switch is turned on and the full-depressing switch is turned on or not. In the case of Yes, a release action is started. It is judged whether the half-depressing switch is turned off and the full-depressing switch is turned on or not. In the case of Yes, the mode is shifted to the inspection mode. Besides, it is judged whether the half-depressing switch is turned off and the full-depressing switch is turned off or not. In the case of Yes, the timer until the power is turned off is subtracted.  Then, when the mode is shifted to the inspection mode, data is transmitted and received between the external device 3 by the CPU 1.
Patent JP-S63133054-A (JP)
Title: Flux leakage probe used for nondestructive inspection
Inventor: MAAKU JIEI BAAGANDAA
IPC: G01N27/83
Filed: 1987-10-23
Abstract: First and second flux leakage sensing coils (30,32) mounted within a probe housing (40) are radially offset with respect to each other to provide improved detection of defect locations and magnitudes in a tubular product. A Hall effect sensing device (38) senses variations in wall thickness while the difference in output from the flux leakage coils (30,32) is used to identify sharp responses of cracks and pits in the wall structure.
Patent JP-S61145533-A (JP)
Title: Color liquid crystal panel
Inventor: HIRAISHI HISATO
IPC: G02F1/1333
Filed: 1984-12-19
Abstract: PURPOSE:To permit the easy manufacture of a color liquid crystal panel and to improve productivity by forming a transparent electrode on a transparent protective film coating a color filter and forming the transparent protective film of org. high polymer in which pulverous inorg. particles having small particle sizes are incorporated. CONSTITUTION:Two sheets of glass plates 21, 22 of a color liquid crystal panel are supported by a spacer 73. A color filter 23 is formed on one plate 21 and the filter 23 is coated with the transparent protective film 61 having an insulating characteristic. A transparent electrode 71 is further formed on the film 61 and a transparent electrode 72 is formed on the other substrate 22 facing the same. A liquid crystal layer 24 is housed between the substrates 21 and 22. The film 61 is formed of an org. high-polymer film into which the pulverous inorg. particles 62 of the particle size smaller than visible light wavelength. The pulverous particles 62 are satisfactorily dispersed into the high-molecular resin, by which the adhesiveness of the protective layer and the substratum is improved and the mechanical strength of the film 61 is improved. The manufacture of the color liquid crystal panel is thus made easy.
Patent JP-H02115861-A (JP)
Title: Driving device for copying machine or the like
Inventor: KOBAYASHI KENICHI
IPC: G03G15/00
Filed: 1988-10-26
Abstract: PURPOSE:To prevent vibration generated in a driving source from being transmitted to a part to be driven by interposing a vibration absorbing means absorbing the vibration from the driving source between the driving source of an image forming part and a transmission system on a part to be driven of the image forming part. CONSTITUTION:A photosensitive drum 22 composing an image forming unit is connected to a stepping motor 60 being the driving source through a photosensitive drum shaft 27 via the vibration absorbing means 50. Since the means 50 is interposed between the driving source and the transmission system on the side to be driven, the means 50 absorbs the vibration generated in the driving motor 60. Consequently, irregularity in the speed of the drum 22 is prevented. Consequently degradation in picture quality can be prevented.
Patent JP-H1195428-A (JP)
Title: Resin composition and its cured body
Inventor: YOKOSHIMA MINORU
IPC: C08L101/06
Filed: 1997-09-16
Abstract: PROBLEM TO BE SOLVED: To provide a resin comspn. useful for a permanent resist applied on a printed circuit board by incorporating a specified polymer, a (meth)acrylate compd., a diluent, a photopolymn. initiator and a compd. having a carbodiimido group. SOLUTION: The resin compsn. contains a polymer (A) contg. hydroxyl and/or carboxyl groups in one molecule, a (meth)acrylate compd. (B), a diluent (C), a photopolymn. initiator (D) and a compd. (E) having a carbodiimido group. The especially pref. amts. of the components A, B, C, D and E are 20-70 wt.%, 10-50 wt.%, 10-50 wt.%, 1-10 wt.% and 1-20 wt.%, respectively, of the amt. of the compsn.
Patent JP-H0797940-A (JP)
Title: Controller of engine
Inventor: SHIMIZU MAKOTO
IPC: F02D35/00
Filed: 1993-09-29
Abstract: PURPOSE:To prevent extension of a signal minute fluctuation component by the advance compensation when the detected signal by a sensor or the drive control signal to a driving means are processed by advance compensation so as to compensate for the response delay of the sensor in an engine control system or the response delay of a control system driving means such as an actuator. CONSTITUTION:Annealing treatments are performed in order to eliminate a minute fluctuation component mingled in the detected signal prior to the advance compensation processing for compensating for the response delay of an air flow sensor 7. And the fuel injection amount is determined by applying various kinds of corrections to the basic injection amount based on an intake air amount signal after being advance-compensated and an engine speed signal of an engine 1. Moreover, when the advance compensation is performed to the drive control signal in order to compensate for the response delay of an actuator 11 in the control of a bypass valve 12 of the boost pressure control, annealing treatments are similarly performed prior to the advance conpensation processing.
Patent JP-H10117394-A (JP)
Title: Speaking instrument utilizing bone conduction voice
Inventor: FUJITA MASAHIKO
IPC: H04R1/00
Filed: 1996-10-09
Abstract: PROBLEM TO BE SOLVED: To suppress as much as possible the conduction of fine vibrations from an earphone for reception to a piezoelectric element by providing a metallic damping member for absorbing mechanical vibrations, while holding the earphone for reception on a 2nd housing inserted into the antihelix. SOLUTION: An earphone part RE is provided with a 2nd housing 6 inserted into the antihelix and an earphone 8 for reception for discharging voices toward the inside of an ear, while being housed in the 2nd housing 6. A metallic damping member VA is provided for absorbing the mechanical vibrations, while holding the earphone 8 for reception on the 2nd housing 6. Because of this metallic damping member VA, the mechanical vibrations conducted from the earphone 8 for reception are absorbed and attenuated effectively. Therefore, the conduction of fine vibrations from the earphone 8 for reception to the piezoelectric element is suppressed as much as possible. As a result, speaking quality is improved.
Patent JP-H07106299-A (JP)
Title: Etching method and etching equipment
Inventor: TATSUMI TETSUYA
IPC: H01L21/26
Filed: 1993-09-30
Abstract: PURPOSE:To improve processing speed, shorten processing time, and improve throughput, by providing a process wherein treatment is performed under irradiation with light whose wavelength is shorter than or equal to a specified value, when a member to be etched which contains material having Si-O bonds is subjected to wet etching. CONSTITUTION:When a semiconductor substrate 9 to be treated as a member to be etched which contains Si-O bonds is subjected to wet etching, a wafer stage 8 which mounts and retains the substrate 9 is rotated, dilute hydrofluoric acid solution as cleaning fluid is spouted from an upper nozzle 11, and cleaning is performed. The semiconductor substrate 9 to be treated in a cleaning chamber 7 is irradiated, through a window 6, with radiant rays 10 having wavelength shorter than or equal to 150nm, from plasma 5 generated by a plasma source. On the surface of the semiconductor substrate 9 to be etched, a part of Si-O bonds are cut, and the etching rate by the dilute hydrofluoric acid is improved.
Patent JP-H1072108-A (JP)
Title: High cross rigidity belt
Inventor: HIRASE KOICHI
IPC: B65G15/34
Filed: 1996-10-09
Abstract: PROBLEM TO BE SOLVED: To provide a high cross rigidity belt of light weight, having high longitudinal directional tensile strength and good flatness and which can be easily manufactured at low cost. SOLUTION: In cross rigid layers 3a, 3b, a woof 4a is a rigid material such as metal chord, single wire, resin rod, a warp thread 4b is a fiber thread such as polyester fiber thread, and in a condition pulling the woof 4a arranged, the warp 4b is entangled, a tire fabric is formed. The rigid material of cross rigid layers 3a, 3b formed by a fabric is arranged so as to be in a width direction (direction X) of a belt main unit 1, to be integrally formed.
Patent JP-H10117311-A (JP)
Title: Speaker system and television receiver using the same
Inventor: OMORI TAKAYOSHI
IPC: H04N5/64
Filed: 1996-10-09
Abstract: PROBLEM TO BE SOLVED: To enable high-quality reproduction which is especially rich in low-frequency sound, while reducing the area to be occupied by a speaker system in the casing of a television receiver by forming one part of a duct from a freely attachable and detachable lid body and constituting it, so as to adjust the acoustic characteristics by changing the length and shape of the lid body. SOLUTION: This speaker system is a kind of bass reflex type speaker box, a main body 2 of box is composed of a speaker box 1 and speakers 6-8, and a duct part 3 is attached and formed so as to cover the speaker box 1 with a lid 4. Then, the length and shape of the lid 4 are changed, so that acoustic characteristics can be adjusted. For such a speaker system, air capacity is designed so as to balance air in the main body 2 of box and air in the duct part 3 can be balanced at the specified frequency. Then, by changing the length of this lid 4, the capacity of the duct part 3 is changed and the resonance frequency is changed, so that the system can be designed to provide the desired characteristics.
Patent JP-H01110297-A (JP)
Title: Basket for solid waste transporting vessel
Inventor: YOSHIMURA KEISUKE
IPC: G21F5/012
Filed: 1987-10-23
Abstract: PURPOSE:To accommodate various solid waste in a single basket and ease handling by providing a large partition on its central bottom and setting detachable partition members. CONSTITUTION:Partition plates 30 at which an end thereof is joined on the bottom are assembled in lattice form, large square-shaped partitions 3 for fuel control rods are formed in the center part and small partitions 4 for fuel channel boxes are set on the circumference thereof. Lateral cross section partition members 9 which divide the large partition of the center part into four partitions 93 which are the same size as the small partitions 4 for fuel channel boxes are detachably inserted in the large partition 3. Therefore, many partitions for the fuel channel boxes are formed, and it is possible to make them very easily and quickly partitions for the fuel control rods in case of need.