baber/WOPTO huggingface dataset:
Patent JP-H0551757-A (JP)
Title: Electroless plating method
Inventor: OGASAWARA SHUICHI
IPC: C25D3/12
Filed: 1991-08-23
Abstract: PURPOSE:To provide the electroless plating method which can form plating film by substd. deposition on the surface of the circuits formed on an insulator without peeling the circuits. CONSTITUTION:This electroless plating method consists in previously depositing a metal having the ionization tendency higher than the ionization of tendency the metal on the surface of an object-which is to be plated and consists of a metal in at least a part or the whole of its surface and the metal to be plated on the object to be plated prior to the execution of electroless plating at the time of applying the electroless plating on the object to be plated.
Patent JP-H0283523-A (JP)
Title: Optical isolator
Inventor: HONMO HIROSHI
IPC: G02B27/28
Filed: 1988-09-20
Abstract: PURPOSE:To simplify the structure of a coupling system of a semiconductor laser and an optical device by providing a half wave plate to the output end of the analyzer of the optical isolator consisting of a crystal having a Faraday effect, a polarizer provided to the input end of the crystal and the analyzer provided to the output end of the crystal with 45 deg. inclination in the direction of the main axis from the main axis of the polarizer. CONSTITUTION:The polarizer 2 and the analyzer 3 which are inclined in the direction of the main axis by 45 deg. with each other are disposed to both end parts of the yttrium- iron-garnet crystal 1 having the Faraday effect. The half wave plate 6 having the main axis 24 inclined by 22.5 deg. with the main axis 22 of the analyzer 3 is connected to the exit end of the analyzer 3. The linearly polarized light emitted from the analyzer 3 is generated with a phase difference by an much as a half wavelength by the half wave plate 6, by which the polarized light is rotated in the main axis in the same direction as the rotating direction received in the crystal 1 and is emitted. Since the linearly polarized light having the main axis in the direction perpendicular to the surface of the substrate is made incident to a waveguide type optical switch 7 within the waveguide section thereof, the waveguide type optical switch 7 exhibits the good dynamic characteristics.
Patent JP-H06162550-A (JP)
Title: Optical integrated circuit head for reloadable disk
Inventor: NISHIHARA HIROSHI
IPC: G11B7/135
Filed: 1992-09-04
Abstract: PURPOSE:To perform the two-dimensional control of an optical intensity modulation of a converged spot, to correctly perform write and read-in of information, and to make it rewritable by modulating the optical intensity of a conversed spot by using a waveguide electro-optic element. CONSTITUTION:A laser beam is made to enter a waveguide 3 from a semiconductor laser 10. The laser beam transmitting the inside of the waveguide 3 is converged in a light spot on a disk 20 by a convergence grating coupler 5. The optical intensity of a converged sport is modulated by modulating a potential on one side of interdigital type electrodes 12A and 12B of an electro-optic element 4 by a recorded information signal, and a write-in of information is made possible. The reflected light from the disk 20 is symmetrically bisected and converged by a branching convergence grating 6, and is received by photodiodes 7 and 7 to convert into an electric signal. The light spot position on the disk 20 can be adjusted by bisecting and receiving the reflected light.
Patent JP-H0772485-A (JP)
Title: Liquid crystal display element
Inventor: MIYATA HIROKATSU
IPC: G02F1/1337
Filed: 1993-08-31
Abstract: PURPOSE:To obtain a liquid crystal display element having a large gradation number by rubbing the element parallel to the longitudinal direction of a stripe pattern formed on the surface of an electrode, and specifying the range of angle made by the longitudinal direction of the stripe pattern and the normal direction of chirale smectic phase of the liquid crystal. CONSTITUTION:A rugged pattern in stripes are formed on the surface of upper and lower electrodes, an oriented film is formed on the electrode. Then the electrode is rubbed in the longitudinal direction of the stripe pattern. By specifying the angle range made by the longitudinal direction of the stripe pattern 12 and the normal direction of layers of chirale smectic phase in the liquid crystal cell to 90 deg.+ or -20 deg., the shape and position of reversed domains can be severely controlled. Thus, stable domains can be obtd. and variation of medium display characteristics among picture elements can be decreased. The orienting material is preferably a polyamide material, pendant polymer or the like.
Patent JP-S6392543-A (JP)
Title: Paper conveying device for copying machine
Inventor: NARISAWA HIDETSUGU
IPC: B65H5/02
Filed: 1986-10-07
Abstract: PURPOSE:To facilitate the removal of a sheet of paper at a nipped part by enabling one of pulleys for guiding a belt to be brought into contact with an separated from a conveying roller and removing pressure to said conveying roller by the movement of said pulley. CONSTITUTION:A belt 12 is guided by two or more pulleys 13a-13c, one pulley 13b of these is formed to be brought into contact with and separated from a conveying roller 10, and pressure to the conveying roller 10 due to the belt 12 can be removed by moving the pulley 13b. And, the action of moving the pulley 13b is interlocked with the opening/closing of a top cover 5 and, when the top cover 5 is opened, the nipping action by the belt 12 can be automatically removed. Accordingly, when the jam of a sheet of paper occurred, the sheet of paper can be released at the nipping part by opening the top cover 5, thereby, facilitating the removal of the sheet of paper.
Patent JP-2001062408-A (JP)
Title: Cleaner and cleaning nozzle
Inventor: NISHISATO KAZUYA
IPC: B08B3/02
Filed: 1999-08-24
Abstract: PROBLEM TO BE SOLVED: To fully use indoors from the view point of safety and hygiene and to perform optimum cleaning. SOLUTION: This cleaner has a 1st heat exchanger 10a for increasing the temp. of a flowing-in fluid A to flow-out, a pressure pump 44 for heating the liquid A flowing-in to the 1st heat exchanger 10a by pressurizing and a nozzle 2a having a central discharge port and a peripheral discharge port peripherally provided apart from the central discharge port, the fluid A flowing-out from the 1st heat exchanger 10a is ejected from the central discharge port and a fluid B supplied through the other flow passage is ejected from the peripheral discharge port and the ejecting pressure of the fluid B is controlled to be lower than that of the fluid A.
Patent JP-H1059823-A (JP)
Title: Powder-resin complex
Inventor: TAKAHASHI EIJI
IPC: A61K8/58
Filed: 1996-08-20
Abstract: PROBLEM TO BE SOLVED: To obtain a powder-resin complex which is intractable to the influcence of electrolytes and possesses excellent aqueous solvent dispersibility by polymerizing specifically treated powder with a reactive monomer. SOLUTION: This objective product is obtained by treating powder with a reactive silane coupling agent such as 1-acroyloxy-3-trimethoxysilylpropane or 1-methacroyloxy-3-tri-methoxysilylpropane and then coating the treated powder with at least one kind of hydrophilic reactive monomer by means of solution polymerization in a solvent such as an alcohol and the like. As the reactive monomer, acrylic acid, methacrylic acid and vinyl alcohol are illustrated. The powder and the reactive monomer are used at a ratio of 1:1000 to 1:10 and the silane coupling agent and the powder are used at a ratio of 1:100 to 1:1.
Patent JP-H0763810-A (JP)
Title: Method of detecting propriety of mounting of ic chip
Inventor: TANAKA KOKI
IPC: H05K3/34
Filed: 1993-08-30
Abstract: PURPOSE:To detect whether a mounting state is good or bad handily and at higher accuracy by detecting displacement values of parts welded at external connection terminals of IC chips mounted individually with a laser displacement meter free to move in an XY axis to compare detection values with an allowable range value. CONSTITUTION:An X-Y unit is driven to move a mobile part to a specified position so that the mobile part is positioned correctly on an external connection terminal 18 as starting point of an IC chip 17 having a laser displacement meter 15 mounted on a circuit board 16. Then, a laser light R1 is emitted from the side of the displacement meter 15 toward a welded part 19 of the terminal 18 as starting point and the reflected light R2 from the side of the part 19 is received with a sensor for detecting positions to detect the position of a light spot incident. The current displacement value is outputted as detection value D1. This inspection is performed sequentially until it reaches the terminal 18 as ending point and detection valves D1... and Dn are compared with an allowable range value. Then, the terminal 18 which is not within the allowable range is detected to be poor in welding.
Patent JP-2001031358-A (JP)
Title: Safety equipment for passenger conveyor
Inventor: KANEKO YOSHIAKI
IPC: B66B29/04
Filed: 1999-07-21
Abstract: PROBLEM TO BE SOLVED: To heighten the whole strength while being excellent in design by composing an entry impeding body of a plate body and support bodies directly fixed to a handrail panel to support the plate body. SOLUTION: This safety equipment 7 is composed of threaded support bodies 7A fitted into holes 5AA provided in a handrail panel 5A, and a plate body 7B fixed to the support bodies 7A by fixing screws 7C. The safety equipment 7 is firmly fixed to the handrail panel 5A strong on the whole, by the support bodies 7A and fixing screws 7C. The safety device 7 is directly and firmly fitted to the handrail panel 5A held strong by a strong main frame 8 and support bodies 9, 10 supported by the main frame 8. With this constitution, appearance is excellent without impairing the whole design constitution of a handrail body 5 because of the minimum combined constitution of the support bodies 7A and plate body 7B in addition to high strength.
Patent JP-H0976337-A (JP)
Title: Hollow molding
Inventor: OKEMOTO SHIGEHIRO
IPC: B29L22/00
Filed: 1995-09-14
Abstract: PROBLEM TO BE SOLVED: To form a hollow molding wherein an insert is strongly embedded in and fixed to a blow molding. SOLUTION: An insert 11 is formed by fixing an attaching bolt 14 to an attaching plate 12. A circular insertion part 21 is formed to the base plate part 15 of the attaching plate 12 and an inclined folded-back part 22 is formed along the edge part of the insertion part 21. When the insert 11 is arranged to a mold to blow up a parison, the parison is closely bonded to the base plate part 15 and creeped under the folded-back part to be closely bonded thereto and the insert 11 is embedded in and fixed to a spoiler main body 2. An opining part 28 is formed inside the insertion part 21 and the wiring 8a of a lighting jig 8 is passed through the opening part 28.
Patent JP-H0978722-A (JP)
Title: Fire resistant panel
Inventor: HOSHIKAWA TAKAHIRO
IPC: E04B1/94
Filed: 1995-09-18
Abstract: PROBLEM TO BE SOLVED: To provide a fire resistant panel which is provided with a heat insulation property, sound insulation property, fire resistance, appearance property, and strength, and can prevent a decorative surface part from being varied for long time in the exterior materials of buildings and structures, particularly in the sandwich structure with male and female type connecting parts. SOLUTION: In a fire resistant panel 1 which is formed by sandwiching a front surface material 2 comprising a long metallic sheet and a core material 4 comprising a synthetic resin foam as a back surface material 3 and on the side walls of which a male connection part 9 and a female connecting part 14 are provided, a rigid anchor material 7 is fixed integrally with the back surface 2a of the front surface material 2. Also a fire resistant material 6 comprising one or more types of organic and inorganic granules with fire resistant performance is added to the core material 4 by an amount so that the density of the core material 4 itself is approx. 50 to 400kg/m<3> for a synthetic resin component of 100 part by weight. Thus an air vent port forming member is formed integrally between the back surface 2a of the front surface material 2 and the core material 4.
Patent JP-H08100573-A (JP)
Title: Saddle
Inventor: ENDO TOSHIYOSHI
IPC: E06B1/70
Filed: 1994-09-30
Abstract: PURPOSE: To improve the appearance and sanitary side by forming notched sections in the longitudinal direction at both corner sections on the lower side of a long-sized body of rectangular section, inserting the side edges of a flooring material into the notched sections and mounting the flooring material on a floor material. CONSTITUTION: A saddle 1 is bonded with a floor material 2 in the lower section of a door 4. A flooring material 3 is bonded on the floor material 2 while the end section of the flooring material 3 is inserted into the notched section 11 of the saddle 1. Even when the flooring material 3 and the saddle 1 have inferior accuracy and the flooring material 3 is not fact stuck to the notched section 11 and clearance 31 are generated at that time, the clearances 31 are concealed by the saddle 1 and cannot be viewed as viewing from an upper section. Even when the flooring material 3 and the saddle 1 are thinned by usage for a prolonged term and the clearances 31 are generated, no clearance 31 is viewed similarly. Dust, etc., are difficult to enter the clearances 31, and no dust, etc., is detected even when dust, etc., enter.  Accordingly, the saddle can be mounted so that no clearance is found between the saddle and the flooring material, and the intrusion of dust can be reduced.
Patent JP-S6297609-A (JP)
Title: Method for separating acid and alkali from aqueous solution of salt
Inventor: MORI TAKASHI
IPC: C25D21/18
Filed: 1985-10-25
Abstract: PURPOSE:To efficiently separate and recover acids and alkalis of high concentration from aqueous solution of various kinds of salts, by carrying out electrolysis by means of a fluorine anion-exchange membrane having an exchange capacity on one side thereof being different from that in the other side, and a fluorine cation-exchange membrane. CONSTITUTION:A fluorine anion-exchange membrane comprising copolymer of repeating unit having an exchange capacity on one side thereof being different from that on the other side represented by, e.g., the formula is placed as a diaphragm between an anode chamber and an intermediate chamber of an electrolytic bath, while a fluorine cation-exchange membrane being placed as a diaphragm between the intermediate chamber and a cathode chamber. Aqueous solution of salt such as an aqueous solution of, e.g., NaNO3, etc., is supplied to the intermediate chamber to carry out electrolysis, causing acid such as nitric acid, etc., to be produced in the anode chamber, alkali such as NaOH, etc., in the cathode chamber.
Patent JP-H0791001-A (JP)
Title: Solar battery mounting structure on roof
Inventor: NAKAZAWA TAKASHI
IPC: E04D13/18
Filed: 1993-09-24
Abstract: PURPOSE:To make mounting work easily without taking much time. CONSTITUTION:Long supporting rails 2 are arranged on the roof 1 of a building adjacent to and in parallel with each other. Also multiple solar battery panels 3 are arranged adjacent to each other along the longitudinal direction of the supporting rails 2. The solar battery panels 3 are arranged between the upper surfaces of the adjacent supporting rails 2. Then ventilating spaces 4 are formed between the upper surface of the roof 1 and the solar battery panels 3 to provide a solar battery mounting structure on the roof. A pair of positioning pieces 5 projected from the one end of the solar battery panels 3 are inserted in a contact manner into the lower side of the present and adjacent solar battery panels 3. The positioning pieces 5 are arranged along the inner or outer side of the supporting rails 2. A pair of connecting pieces 6 projected from the other end of the solar battery panels 3 are mounted fixedly on the upper surface of the supporting rails 2.
Patent JP-H1080613-A (JP)
Title: Metal filter and its production
Inventor: MOTOKI RYUTARO
IPC: B01D46/24
Filed: 1996-09-09
Abstract: PROBLEM TO BE SOLVED: To easily produce a metal filter in which metal particles are formed into a cylinder and sintered to form, and by which the distribution of diameters of permeation holes is controlled while its strength as a sintered body is maintained, and equipment such as a dust collector is miniaturized. SOLUTION: A filter part 1a consisting of filter part forming material particles of small diameter and a support part 1b consisting of support part forming metal particles of diameter larger than that of the filter part forming material particles are sintered and formed under isotropic pressure in close cooperation with each other. Furthermore, with a netlike metal body 7 having apertures of size not more than the minimum particle diameter of the filter part forming material particles being interposed between the filter part 1a and the support part 1b, they are integrally sintered and formed.
Patent JP-H0792932-A (JP)
Title: Dynamic lighting control circuit
Inventor: HIRAO FUTOSHI
IPC: G09G3/20
Filed: 1993-09-24
Abstract: PURPOSE:To provide a dynamic lighting control circuit which individually controls the brightness of LEDs arranged in a matrix form. CONSTITUTION:Brightness signals are generated in accordance with a predetermined stage in a signal generator section 101, and a register section 102 holds brightness signal values set by LEDs 132 to 143. A selector section 103 selects a brightness signal based on the held brightness signal value, a multiplexer section 104 multiplexes plural brightness signals and outputs them to out lines 144 to 146. Based on these lighting information, the brightness of LEDs connected to the same scan line is individually controlled by the variation in the output signals of the out lines during a constant period of scanning signals.
Patent JP-S6392936-A (JP)
Title: Stroboscopic device
Inventor: KUMAKURA TOSHIYUKI
IPC: H05B41/32
Filed: 1986-10-08
Abstract: PURPOSE:To prevent a flash discharge tube from continuous discharge by providing the titled device with a charge command means for forcedly releasing the inhibition of charge to the 2nd capacitor by a charge control means only for a prescribed period from the detection of charging voltage drop by a detecting means. CONSTITUTION:At the time of detecting that a charging voltage to a light emission starting capacitor 10 reaches a fixed voltage or less, a transistor (TR) 18 is held at its ON state by a time constant circuit consisting of a capacitor 19 and a resistor 15 during the period from the start of flashing up to the disappearance of Xe ions, a thyrister 8 is turned on and charge to a flashing capacitor 11 is executed simultaneously with the charge to the capacitor 10 during the period. Since the charging voltages of both the capacitors 11, 10 are not suddenly boosted, the Xe tube 19 can be prevented from continuous discharge.
Patent JP-2001065862-A (JP)
Title: Coal runout detector of pulverized coal supplying system and method for detecting it
Inventor: TAKEDA KAZUHIRO
IPC: F23K3/02
Filed: 1999-08-25
Abstract: PROBLEM TO BE SOLVED: To reduce an unexpected overall stop or decrease in an operating efficiency in a boiler of a pulverized coal supply destination by setting a main steam pressure of a boiler to a first index, setting a plurality of pieces of measurement information at a periphery of a mill, and detecting a coal runout state from their states. SOLUTION: The coal runout detector 11 judges whether it is a coal runout state or not based on five pieces of measurement information (indexes) acquirable during operating of a boiler 9 and the pulverized coal supplying system. The first index is a main steam pressure P of steam supplied from the boiler 9. If the steam pressure P is lowered to a set value or less, it is considered that the condition for coal runout detection is satisfied with respect to the first index. The second index is an outlet gas temperature T of a mill 7. The third index is a pressure difference ΔP1 in a furnace of the boiler 9 in the mill 7. Finally, the fifth index is a differential pressure ΔP2 between above and below a mill table 75.
Patent JP-H04118883-A (JP)
Title: Ceramic sintered body and speak plug
Inventor: SUGIMOTO MAKOTO
IPC: H01B3/12
Filed: 1990-09-07
Abstract: PURPOSE:To make thermal conductivity excellent as well as to make insulating property high at high temperatures by using the specified quantity of magnesium, nitride, alkaline metal and the like. CONSTITUTION:A ceramic sintered body is made up from a minute quantity to 10% by weight of the sum of alkali earth metal and rare earth metal with oxide conversion, magnesium 0.01-5% by weight with oxide conversion and from the remaining parts of nitride or oxide-nitride ceramics by weight. In this case, the insulating terminal of a speak plug is made up from the aforesaid ceramic sintered body, a control electrode is sealed within the axial hole of the insulating terminal with glass seal together with a resistor and a terminal electrode, and the control electrode is than assembled into a main body fitting furnished with a thread, so that a speak plug can thereby be provided, which is of a wide range while being free of tree.
Patent JP-H05209791-A (JP)
Title: Apparatus for measuring polarization sensitivity of optical apparatus
Inventor: BURAIAN ERU HEFUNAA
IPC: G01J4/04
Filed: 1992-09-07
Abstract: PURPOSE: To obtain a measuring apparatus which can measure a polarized state of an optic device under test to determine polarization sensitivity of the optic device. CONSTITUTION: A measuring apparatus 8 includes a light source 40 and a polarimeter 10, and a light beam is incident via single mode optic fibers 51, 52 functioning as a spatial filter to the Polarimeter 10. Distortion of light beam polarization caused by the optic fibers 51, 52 is compensated by leading two different linearly polarized beams and by measurement a Stokes parameter used for constituting a calibration matrix. Three sequential predetermined polarized states produce three corresponding Jones input vectors, and the Stokes parameter is converted into three Jones output vectors. A Jones matrix for a light circuit into a complex constant is calculated from the Jones input and output vectors. Relative polarization sensitivity is determined from the matrix for the light circuit is determined.
Patent JP-S6393944-A (JP)
Inventor: OSAWA SATORU
IPC: E04B2/56
Filed: 1986-10-07
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-H0689728-A (JP)
Title: Flat plate type solid electrolyte fuel cell
Inventor: IRINO MITSUHIRO
IPC: H01M8/12
Filed: 1992-09-07
Abstract: PURPOSE:To provide a flat plate type solid electrolyte fuel cell of good sealing performance by installing a heat resistant load bearing member having gas passage in an air and a fuel gas flow path. CONSTITUTION:Teeth of a comb-form load bearing member 21 made of ceramic serve as flow paths 22 for the air or fuel gas. The bearing member 21 has the same width and length as the openings in heat resistant seal packings 4, 5 and is fitted therein. This permits preventing the fuel gas from leakage due to shortage of the seal surface pressure on the oversurface of a power generation film 1 and a slack or bend of the film 1 and precluding perfectly a local heating done to leakage. It may also be accepted that load bearing members are installed can the heat resistant seal packings in the air flow path and fuel flow path.