baber/WOPTO huggingface dataset:
Patent JP-H04110392-A (JP)
Title: Ferroelectric liquid crystal element
Inventor: ISHIBASHI SHIGEKI
IPC: C09K19/56
Filed: 1990-08-31
Abstract: PURPOSE:To increase the memory capacity of a ferroelectric liquid crystal element comprising a substrate, electrodes, an orientation controlling film and a ferroelectric liquid crystal layer by employing an orientation controlling film containing a specific polymer. CONSTITUTION:In a liquid crystal element comprising a substrate, electrodes, an orientation controlling film and a ferroelectric liquid crystal layer, use is made of an orientation controlling film that contains a fluorinated polyimide containing repeating units of the formula.
Patent JP-H1157538-A (JP)
Title: Rotary atomizing coating device
Inventor: NAKAZONO DAISUKE
IPC: B05B15/04
Filed: 1997-08-25
Abstract: PROBLEM TO BE SOLVED: To provide a rotary atomizing coating device in which the outer peripheral surface of a rotary atomizing head is hardly soiled. SOLUTION: In this rotary atomizing coating device provided with a rotary atomizing head 3 and a shaping air ring 4 fitted so as to surround the base part of the rotary atomizing head 3 and for jetting shaping air toward the outer periphery of the tip of the rotary atomizing head 3 from a jetting port 4a formed on a shaping air ring 4, a cylindrical body 5 for defining a space in which the shaping air jetted from the jetting port 4a flows and a space outside the space in the centrifugal direction of the rotary atomizing head 3 is formed on the shaping ring 4.
Patent JP-S6290824-A (JP)
Title: Projection device
Inventor: TAMURA YUZO
IPC: H01J7/24
Filed: 1985-10-16
Abstract: PURPOSE:To enable use of a packing within a specified limit so as to prevent leakage of the liquid and to improve workability and serviceability by pushing a pad with a spring installed between the pad and a protruding metal so as to forcibly attach the packing to the metal. CONSTITUTION:A protruding metal 7 connected and fixed to a thermal radiation metal 2 is installed above a protruding pad 9 installed in the funnel part of a cathode-ray tube 1. A spring 4 is installed between the metal 7 and the pad 9. A packing 3 is forcibly attached to the metal 2 by pressing the tube 1 upon the metal 2 through pushing the pad 9 with the spring 4. Since the force applied to the packing 3 is equal to that of the spring 4, the force applied to the packing 3 can be controlled by controlling that of the spring 4. Therefore, it is possible to prevent leakage of the liquid and to improve workability and serviceability by using the packing within a specified limit through controlling the spring force.
Patent JP-S6383146-A (JP)
Title: Rubber blend composition for tire tread
Inventor: TOMOKUNI HARUTAKA
IPC: C08K3/04
Filed: 1986-09-26
Abstract: PURPOSE:To provide a rubber blend compsn. for tire treads, which has high wear resistance and suppresses heat buildup, by blending a rubber with carbon blank having a high nitrogen adsorption surface area and a low iodine adsorption value. CONSTITUTION:A rubber blend compsn. for tire treads is obtd. by blending a natural or synthetic rubber with carbon black having a nitrogen adsorption surface area N2SA(m<2>/g) in the range of 105<=N2SA<=200 and an iodine adsorption value IA(mg/g) satisfying the relationship of IA/N2SA<=0.95 in such a proportion as to give the relationship of 2,500<CBXN2SA<5,500, wherein CB(wt%) is the amount of carbon black to be blended. The rubber contg. carbon black having a high nitrogen adsorption surface area and a low iodine adsorption value suppresses heat buildup, through it has high wear resistance. Thus, it is superior as the rubber for tire treads.
Patent JP-H0866230-A (JP)
Title: Comb and hair brush
Inventor: KUBOTA MASAO
IPC: A45D24/00
Filed: 1994-08-29
Abstract: PURPOSE: To provide a resin comb which prevents the malodors by adsorption of hair smells after using the comb or hair brush and is usable in an always comfortable state. CONSTITUTION: The resin comb 1 or the hair brush 2 is composed of essential oils obtd. from at least one kind of resin selected from a group of an opopanax resin and olibanum resin, a perfume compsn. contg. at least one kind among perfume components of a citrus base, muguet base, rose base, jasmine base and musk base, and a synthetic resin material.
Patent JP-H1067804-A (JP)
Title: Chitosan derivative, its production and its use
Inventor: KAKIMOTO MASANORI
IPC: A23L1/30
Filed: 1996-08-29
Abstract: PROBLEM TO BE SOLVED: To obtain a novel chitosan derivative having excellent solubility, having little astringent bitterness and being very stable and useful for drugs and foods by reducing a specified chitosan. SOLUTION: This derivative is obtained by partially deacetylating chitin and reducing the product of partial deacetylation. It is desirably one having a degree of deacetylation of 20-80%. It is more desirably one having an average molecular weight of 50,000-500,000.
Patent JP-H0870504-A (JP)
Title: Motor control device for electric motor vehicle
Inventor: SUZUKI HIROYASU
IPC: B60L3/08
Filed: 1994-08-30
Abstract: PURPOSE: To accurately control a motor even when either one of a first or a second resolution speed sensor gets out of order. CONSTITUTION: A motor control device 10 is provided with an accelerator 14 for outputting an acceleration signal SA as the target value of the revolution speed of a motor 12, revolution speed sensors 161, 162 for detecting the revolution speed of the motor 12 and a microcomputer 20 for controlling the motor 12 through a driving circuit 18 on the basis of revolution speed signals ϕ1 , ϕ2 and the acceleration signal SA. The microcomputer 20 controls the motor 12 on the basis of the higher one of the revolution speed signals ϕ1 , ϕ2 .
Patent JP-H0870571-A (JP)
Title: Boost circuit
Inventor: MARUYAMA YUJI
IPC: H02M3/00
Filed: 1994-08-29
Abstract: PURPOSE: To perform stable operation with high boost efficiency by connecting the emitter of a transistor to the external voltage supply terminal of a boost means, and connecting the collector to a middle terminal, and dividing the voltage between the reference voltage terminal and the boost terminal with a resistor and supplying the divided voltage to the base. CONSTITUTION: For the transistor Tr2 of an external circuit 11, the emitter is connected to the external voltage supply terminal of a boost circuit chip 2, and the collector is connected to the middle terminal T2 which outputs the middle voltage between the reference voltage terminal T1 of the boost circuit chip 2 and the external voltage supply terminal T3. Moreover, the base of the transistor Tr2 is supplied with a voltage produced by dividing the voltage between the reference voltage terminal T1 of the boost circuit chip 2 and the boost voltage terminal T4 by a resistor voltage-dividing circuit 12. Accordingly, the boost circuit 10 can generate boost voltage V4 efficiently while suppressing the influence of the emitter base voltage, and also can suppress the current supplied from the middle terminal T2 to the transistor Tr2 to be low.
Patent JP-H0675338-A (JP)
Title: Film unit with lens
Inventor: MURAMATSU KATSUJI
IPC: G03B17/04
Filed: 1992-08-27
Abstract: PURPOSE:To discriminate easily the aptitude of reusability of component parts which are the objects to be reused of a film unit with lens. CONSTITUTION:A first projection 2 and a second projection 3 are provided inside the front cover 11 of the film unit with lens. The first projection 2 abuts on the outer wall of a cartridge chamber and deforms elastically when the front cover 11 is assembled into a main body part. When the film unit with lens is used under the circumstance of high temperature, the first projection 2 is deformed permanently by heat. The heat history of the film unit with lens is known according to whether the first projection 2 is still deformed or not by means of disassembling a unit main body.
Patent JP-S59121934-A (JP)
Title: Testing equipment of photomask
Inventor: KAWASAKI FUMINORI
IPC: G03F1/84
Filed: 1982-12-28
Abstract: PURPOSE:To discriminate a defective chip immediately and accurately and reduce the testing time by a method wherein the patterns of at least three chips on a photomask are compared with each other and the defected chip is discriminated by detecting the difference between the compared patterns. CONSTITUTION:A chip 3, a chip 4 and a chip 11 on a photomask 7 are irradiated by a light beam 1, a light beam 2 and a light beam 10 respectively and the respective penetrating light beams 5, 6 and 12 are detected by a detector 8, a detector 9 and a detector 13. Moreover, the 1st electric output signal of the detector 8 is put into a differential device 14 and a differential device 15, and the 2nd electric output power of the detector 9 is put into the differential device 14 and a differential device 16 and the 3rd electric signal of the detector 13 is put into the differential device 15 and the differential device 16 respectively. When the chip 3 has a defect, for instance, output signals are given by the differential device 14 and the differential device 15 and no signal is given by the differential device 16. With this constitution, the defective chip can be discriminated by the output signals given by the differential device 14, the differential device 15 and the differential device 16.
Patent JP-S6288451-A (JP)
Title: Clock signal reproducing device
Inventor: HORIBATA HITOSHI
IPC: H04L7/033
Filed: 1985-10-15
Abstract: PURPOSE:To prevent a signal error by extracting a clock signal component and obtaining a phase difference between a signal via the 1st tank circuit and a limiter circuit and a signal via the 2nd tank circuit and a limiter circuit so as to correct the phase difference. CONSTITUTION:A clock frequency component B is extracted (1) from a reception signal A, branched (6), inputted to the 1st and 2nd tank circuits 7, 9, subject to amplitude limits 8, 10 to obtain signals D1, D2. The selectively Q of the tank circuit 7 is set so as to minimize a phase error and the Q of the tank circuit 9 is set to minimize a cycle skip or zero crossing error. The signal D1 is inputted to an identification circuit 4, the phase with the signal D2 is compared (11). Then a signal F detecting (12) the phase error E corrects (13) the phase of the signal D2 and the result is inputted to a base band signal processing circuit 5. Thus, the data reception and processing error is eliminated.
Patent JP-S6288268-A (JP)
Title: Enclosed alkaline-manganese secondary cell
Inventor: IMAZAWA KAZUHIRO
IPC: H01M4/50
Filed: 1985-10-15
Abstract: PURPOSE:To suppress production of oxygen gas and to suppress inflation of cell by forming the positive electrode active material for an enclosed alkaline- manganese secondary cell while specifying X-value of manganese oxide MnOx. CONSTITUTION:Positive electrode active material for forming a positive electrode 2 is formed by mixing a manganese oxide MnOx having X-value in the range of 1.90-1.70 with a conductive agent or carbon black. Then it is arranged in a positive electrode case 1 and assembled with a negative electrode 7 employing zinc filled in a sealing board 8 as the negative electrode active material, a separator 4 and an impregnating member 5 thus to form an enclosed alkaline-manganese secondary cell employing alkaline aqueous solution as electrolyte. The range of the oxidizing degree X in MnOx is limited to suppress production of oxygen gas effectively. Consequently, inflation or explosion of cell is eliminated resulting in a cell having excellent pressure withstanding characteristic.
Patent JP-S6471387-A (JP)
Title: Slow-reproduction device
Inventor: ASAMOTO YOICHI
IPC: H04N5/783
Filed: 1987-09-11
Abstract: PURPOSE:To obtain the slow-reproduction picture of high fidelity with few screen deflections and noises, by driving a capstan motor with plural pulse trains per field. CONSTITUTION:Rotational pulses (a) from a rotation pulse generator 84 linked to a capstan motor 81 are inputted to monostable multivibrators 101 and 104. The vibrator 101 outputs the pulse with a prescribed width at the leading edge of a pulse (a), and the pulse width is determined by the time constant of a mono-multi adjusting volume 102 and a capacitor 103. The vibrator 104 outputs the pulse with the prescribed width at the trailing edge of the pulse (a), and the pulse width is determined by the constant of a monostable multiadjusting volume 105 and a capacitor 106. By such a method, the motor 81 can be driven by plural pulse columns per field, and the motor 81 is stably rotated at low speed.
Patent JP-H1161983-A (JP)
Title: Connecting structure of beam and column and execution method thereof
Inventor: HORI NOBUO
IPC: E04B1/58
Filed: 1997-08-26
Abstract: PROBLEM TO BE SOLVED: To provide the connection structure of a beam and a column, in which hanging by a crane, etc., is carried out, a beam material and a column material are connected by a connecting plate having an approximately H-shape in a plan view and airtight performance can be ensured. SOLUTION: In the connecting structure of the beam and the column, a beam material 1, in which woody board materials 3, 3 are installed onto each surface of flanges 2b, 2b formed at both ends of the web 2a of an H-shaped secional steel frame material 2, and a column material 4 consisting of wood are joined by a connecting plate 6 nailed extending over the side faces of the board materials of the beam material 1 and the side faces of the column material 4 and having an approximately H-shape in a plan view.  A second connecting plate 7 nailed extending over the side faces of the board materials 3 of the beam material 1 and the side faces of the column material 4 with width size smaller than the width size of the approximately H-shaped connecting piece 6b of the connecting plate 6 without being superposed to nail inserting holes 6a bored to the connecting plate 6 is disposed at that time, and face materials 9, in which notches 9a are formed at places corresponding to the second connecting plate 7, are fixed onto the beam material 1 and the column material 4 and the second connecting plate 7 is housed into the notches 9a, and the connecting plate 6 is nailed onto the beam material 1 and the column material 4 through the face materials 9.
Patent JP-H1065313-A (JP)
Title: Printed wiring board
Inventor: KOBAYASHI KENICHI
IPC: H05K1/02
Filed: 1996-08-13
Abstract: PROBLEM TO BE SOLVED: To enhance mounting density of a circuit on both surfaces and a multilayer printed wiring board by providing a groove on an insulating layer as well as by performing metal plating on the wall surface of this groove so as to form a circuit. SOLUTION: A printed wiring board where, as in the case of an antenna circuit, the circuits 11, 12 on both sides of an insulating layer 1 are connected through an interlayer circuit in the same circuit, in order to reduce the phase difference of signals a through-groove 10 is dug in the insulating layer 1 along the circuits 11, 12 of the objects of connection by laser machining and plating of this wall surface with a metal 13, so as to integrate the fellow circuits. In this case, the groove is provided with an extremely minute width so that the groove is buried with the thickness of the metal provided on the groove wall surface by plating. This allows a circuit which conventionally exist only on both sides of the insulating layer to be provided also inside thereof.
Patent JP-S6475845-A (JP)
Title: Air conditioner
Inventor: NAGASAWA KIYOSHI
IPC: F24F11/02
Filed: 1987-09-16
Abstract: PURPOSE:To set noise constant during the sweeping operation to prevent corrugated sound from being generated by controlling the speed of a motor for variable speed blasting for driving an indoor fan in linkage with the position of a vertical vane and that of a horizontal vane. CONSTITUTION:A motor 1 for variable speed blasting is controlled of its speed depending on the time of turning ON of a triac 5. The ON timing of the triac 5 is determined by a fan control signal of a control microcomputer 11. Further, a vertical vane 4 is driven by a driving motor 3, and carries out horizontal autosweeping by the command from a control microcomputer 11. A delay time of a fan control signal 13 from the control microcomputer 11 for driving the motor 1 for variable speed blasting is, in linkage with the position of the vertical vane 4, further delayed so that from a predetermined time in which the rotational speed of an indoor fan 2 when the vertical vane is set at the front position is obtained so that the rotational speed of the indoor fan 2 at which the noise is not increased depending on the position of the vertical vane 4.
Patent JP-H0277531-A (JP)
Title: Method for controlling supply of raw material to be sintered
Inventor: GOCHO MAKOTO
IPC: C22B1/20
Filed: 1988-09-13
Abstract: PURPOSE:To reduce the collapse of a globular raw material to be sintered and to produce a briquetted sintered ore having uniform properties by supplying the raw material onto a pallet with a wide conveyor, measuring the accumulation level with an ultrasonic sensor, and controlling the traveling velocity of the pallet and the amount of supply of the material. CONSTITUTION:The globular raw material 15 to be sintered is supplied onto the pallet 13 in constant thickness by the wide conveyor 11 through a deflector plate 12. The accumulated material 15 is moved in direction of the arrow A and sintered. At this time, a fall between the conveyor 11 and the deflector plate 12 is reduced to prevent the collapse of the material 15. An ultrasonic sensor 14 is provided and the distance 16 between the material 15 and the ultrasonic sensor 14 is continuously measured by the sensor 14, the traveling velocity of the pallet 13 is controlled when the distance 16 is beyond the allowable limits, and the supply of the material 15 from the conveyor 11 is controlled, if necessary. As a result, the height and density of the material bed on the pallet 13 are made constant, and a briquetted sintered ore having uniform properties is obtained.
Patent JP-H0280339-A (JP)
Title: Surface treatment of glass preform
Inventor: UEHARA MASAMITSU
IPC: C03B37/014
Filed: 1988-09-13
Abstract: PURPOSE:To evenly surface-treat a vitrified glass preform by rotating the preform in a processing soln. contg. hydrofluoric acid. CONSTITUTION:Preform fixing disks 6 and 6 having plural notches 5 capable of fixing the end of an optical fiber preform 1 at regular intervals in the circumferential direction are coaxially fixed to both ends of a rotating shaft 7 at a specified distance from each other, and supported through the supporting holes 8 and 8' bored through the disks 6 and 6. The preforms 1 are successively mounted in the notches 5 of the disks 6 and 6 by a presser 14. When the desired number of preforms 1 are fixed to the disks 6 and 6, a processing soln. 2 contg. hydrofluoric acid is poured into a vessel 4 to completely cover the preform 1, a motor 13 is then driven to rotate the disks 6 and 6 in the processing soln., and the preforms 1 and 1 are surface-treated.
Patent JP-H1075444-A (JP)
Title: Video data compressor and its method
Inventor: MIHARA KANJI
IPC: H04N19/00
Filed: 1996-08-30
Abstract: PROBLEM TO BE SOLVED: To improve the quality of a video image after compression as a whole by adjusting a generated bit amount in response to complicatedness of a pattern for each part of video data while keeping the bit amount to be a prescribed value or over. SOLUTION: Real difficulty data D1 corresponding to a data amount after compression are calculated based on index data denoting complexity of a pattern of a video image (ME residue, flatness and intra AC and activity) or a global complexity used for calculation of a quantized value by the MPEG. Furthermore, a parameter Rj ' is adjusted depending on the occupancy of the VBV(video buffering verifier) buffer. In the case of the adjustment, a prescribed lower limit is set so as to prevent the quality of compressed video data from being remarkably deteriorated. A multiple calculated on the real difficulty data Dj is multiplied with the adjusted parameter Rj ' and an object data quantity Tj denoting the object data amount of a video image after compression is calculated and it is used for compression coding processing.
Patent JP-S6290042-A (JP)
Title: Demultiplexing circuit
Inventor: SANO KOICHI
IPC: H04B10/00
Filed: 1985-10-15
Abstract: PURPOSE:To keep demultiplexing wavelength characteristics in the optimum state by providing a photodetector array comprising plural photodetectors at a position where each demultiplexing wavelength optical signal of a wavelength scattering element is focused and weighting each output of the plural photodetectors according to a control signal. CONSTITUTION:Light inputted from an optical fiber line 1 to a demultiplexer is reflected and collected at an angle different from each wavelength by a concaved diffraction grating 9 and focused at each position in the X axis direction on the photodetector array 10 depending on each wavelength. The photodetector array 10 is placed on the position of the X axis, and a weighting circuit 11 applies weighting to each output of each photodetector in the array 10. When the light source wavelength and the center wavelength of the pass band of the demultiplexing wavelength characteristic are dissident, an electric output level of the weighting circuit 11 is lowered. In this case, the output of each photodetector and a preset reference value are subtracted to form a control signal, and a weighting control circuit 12 changes the weighting of each photodetector output.
Patent JP-H05253402-A (JP)
Title: System for delivering and vaporizing liquid
IPC: F04B43/08
Filed: 1992-08-28
Abstract: PURPOSE: To minimize parts exposed to liq. and to enable pumping liq. continuously and with a const. volmetric speed by reducing the volume of a path so as to apply positive pressure to the outlet of liquid when applying pressure to a non-compressable liquid and increasing the volume of the path so as to apply negative pressure to the inlet of liquid when reducing the pressure of the liquid. CONSTITUTION: An inlet 52 and outlet 54 of a pump P are connected with each of connection valves 56, 58 and a pumping room 60 changes its volume when the liq. is charged and sent by the pump P. And the pump P comprises a section 62 separated from the pumping room 60 by an expandable bellows seal 64. A substantially non-compressable liq., e.g. oil, is charged in the section 62. A operation apparatus indicated by a form of a ram axis 66 can be moved to the inside or the outside of the section 62 through a seal 68. When the axis 66 is moved with a uniform speed to the inside or the outside of the section, the turned oil expands or compresses the bellows seal 64 with a constant speed, then the volume of the pumping room 60 is increased or decreased with a constant speed.
Patent JP-S61106702-A (JP)
Title: Method for direct molding and fixing of green compact molding to hollow shaft material
Inventor: TANAKA KEIZO
IPC: B22F7/08
Filed: 1984-10-31
Abstract: PURPOSE:To mold and fix directly an optional number of green compact moldings at an optional position to a hollow shaft member which is hermetically sealed in the hollow part by using a cylindrical rubber mold, disposing the shaft material into the lower aperture of the rubber mold and packing a raw material of metallic powder for powder metallurgy therein. CONSTITUTION:The hollow shaft material 10a of which the hollow part 10b is hermetically sealed by a hermetic sealing member 6a is disposed in the lower aperture of the rubber mold 3 and the raw material 5 of the metallic powder for powder metallurgy is packed therein. The material 10a of which the hollow part 10b is hermetically sealed by the member 6a is raised into the lower aperture of the mold 3 and the material 5 is allowed to remain only in the molding cavity C for the green compact molding. The material 5 is then hydrostatically pressurized to form the green compact molding by which said molding is directly molded and fixed to the material 10a.