baber/WOPTO huggingface dataset:
Patent JP-H0391512-A (JP)
Title: Production of vinyl chloride copolymer
Inventor: MURASE YASUO
IPC: C08F2/22
Filed: 1989-09-01
Abstract: PURPOSE:To obtain the title copolymer low in a comonomer content and excellent in gelation properties, meltability, etc., by performing the emulsion copolymerization or fine suspension copolymerization of a vinyl chloride monomer and a monomer copolymerizable therewith having a copolymerization reactivity ratio >=1 under specified conditions. CONSTITUTION:A process for performing the emulsion copolymerization or fine suspension copolymerization of a vinyl chloride monomer (M1) and a monomer (M2) copolymerizable therewith, wherein the monomer M2 has a copolymerization reactivity ratio gamma2>=1, the addition of this monomer to the reaction system is performed intermittently or continuously, and this operation is started after the monomer conversion reaches 50% and is completed before the reaction is completed. According to the above process, the title copolymer which is relatively low in a comonomer content and therefore has good heat resistance and is nonsticky, and excels in gelation properties, meltability, etc., can be obtained.
Patent JP-S60121989-A (JP)
Title: Overcurrent protecting circuit in dc motor drive circuit
Inventor: MURAYAMA KAZUAKI
IPC: H02P7/288
Filed: 1983-11-30
Abstract: PURPOSE:To prevent a motor from burning or disconnecting by stopping the energization of the motor when the state that the voltage or one end of a resistor connected in series with the motor becomes the prescribed value or higher or lower continues for the prescribed time or longer. CONSTITUTION:When a switch 21 is closed, transistors 29, 31 are turned ON, and a motor 38 is normally turned. When the rotating speed of the motor 38 is decelerated in this state, the potential of one end (a) of a resistor 40 connected in series with the motor 38 rises, and the output of a comparator 53 becomes H. When the output of the comparator 53 becomes H for the prescribed time or longer, transistors 29, 31 become OFF. When a switch 22 is closed, transistors 32, 34 are turned ON, and the motor 38 is reversely rotated. When the motor 38 is decelerated in this state, the potential at the point (a) decreases, and the output of the comparator 53 becomes H. When the output of the comparator 57 becomes H for the prescribed time or longer, the transistors 32, 34 become OFF.
Patent JP-2001047247-A (JP)
Title: Plasma machine, plasma torch and mounting/demounting method of its part
Inventor: YAMAGUCHI YOSHIHIRO
IPC: B23K10/00
Filed: 1999-08-11
Abstract: PROBLEM TO BE SOLVED: To facilitate replacement of consumables such as an electrode, a nozzle, etc., while suppressing complication and increase in cost of a plasma torch. SOLUTION: An electrode 3, an insulation guide 5 and a nozzle 7 are fitted together, these are mounted to a retainer cap 13. The electrode 3, the insulation guide 5, the nozzle 7 and the retainer cap 13 are connected to each other by O rings 93, 95, 97 with the connecting force in the extent to be separated by hand pulling. By mounting/demounting the retainer cap 13 on a torch main body, the electrode 3, the insulation guide 5 and the nozzle 7 are mounted/ demounted together on a torch main body.
Patent JP-H08155055-A (JP)
Title: Ball for ball game and its production
Inventor: SHISHIDO HIDEOMI
IPC: A63B45/00
Filed: 1995-08-11
Abstract: PURPOSE: To improve the durability of a ball for ball games having a sewn structure. CONSTITUTION: Self-shrinkable yarn 9 which is shrunk by heating or water absorbing is used as sewing yarn for plural sheets of leather panels 2, 3 constituting a leather skin layer 5 of a soccer ball, etc. This self-shrinkable yarn is shrunk by heating or water absorbing after the production of the ball. As a result, strong tightening force is obtd. in the sewn part of the leather panels and the opening of stitches does not arise even after long-term use. Initial game performance is retained without degradation and the enlargement of the ball is suppressed, by which the durability is improved.
Patent JP-S6469547-A (JP)
Title: High-strength heat insulating material
Inventor: HOSOKAWA JUNJI
IPC: C04B28/18
Filed: 1987-09-10
Abstract: PURPOSE:To contrive improvement in heat insulating and reserving properties and mechanical strength, by forming a metallic compound of silicic acid on the surfaces of silica particles forming a heat insulating material and increasing binding power between the silica particles. CONSTITUTION:This heat insulating material is formed from silica particles obtained by forming a metallic compound of silicic acid on the surfaces and increasing the binding power between the particles. The above-mentioned metallic compound of silicic acid is obtained by reacting silica with an alkaline metal or alkaline earth metal oxide or hydroxide.
Patent JP-S6470946-A (JP)
Title: Optical head
Inventor: TAKI KAZUYA
IPC: G11B11/10
Filed: 1987-09-10
Abstract: PURPOSE:To attain a pseudo-overwriting by arranging a magnet so that the direction of a magnetic field right below can be mutually made into the reverse direction and using an objective lens for erasing and recording, in a pair of objective lenses. CONSTITUTION:Right below two objective lenses 40 and 41, magnetic fields H1 and H2 in the opposite direction are formed with magnets 42, 43 and 44. The objective lenses 40 and 41 are fitted to one optical head and a laser light is converged to the same track on a recording medium 20. For example, by the converging of the objective lens 41, the recording layer of the recording medium 20 is heated to the extent of a curie point, the magnetization of the recording layer is arranged in the lower direction and erasing is executed. Continuously, the laser light modulated by an information signal is converged from the objective lens 40 to the recording medium 20, and thus, the magnetization of the recording layer is inverted in the upper direction in accordance with the signal and a signal is recorded. Thus, erasing and recording are continuously executed and the pseudo-overwriting can be executed.
Patent JP-H06208236-A (JP)
Title: Electrophotographic receptor and electrophotographic device
Inventor: KURIHARA HAJIME
IPC: G03G5/08
Filed: 1993-09-13
Abstract: PURPOSE:To enhance the photosensitivity of an amorphous electrophotographic receptor. CONSTITUTION:An electric charge transferring layer 112 is formed on an electric conductive substrate 111 of Al, etc., and an a-Si layer 115 contg. 1-100ppm boron is further formed thereon. The relative dielectric constant of the electric charge transferring layer 112 is made lower than that of the a-Si layer 115 and the electric charge transferring layer 112 is made of hydrogen-contg. amorphous silicon nitride, amorphous silicon oxide, amorphous silicon carbonitride, amorphous silicon oxycarbide, amorphous silicon oxynitride or amorphous silicon oxycarbonitride.
Patent JP-H04108272-A (JP)
Title: Video signal correcting device
Inventor: AMANO MASAHIKO
IPC: H04N5/208
Filed: 1990-08-28
Abstract: PURPOSE:To automate the correction of the amplitude and the frequency characteristic of a video signal by providing an amplitude correcting circuit and a high frequency band emphasis circuit which emphasizes the high frequency band of the video signal according to the dulness quantity of the edge of a pulse signal detected by a dulness detection circuit on a video signal reception side. CONSTITUTION:The level of a pulse signal inserted by a pulse signal insertion circuit 12 of a video signal transmission side is detected by a pulse signal level detection circuit 23 on the video signal reception side to detect the attenuation quantity of the amplitude of the video signal, and according to the detected attenuation quantity, an amplitude correction circuit 22 is controlled. At the same time, the attenuation quantity of a high frequency band component of the video signal is detected by means of the dulness quantity of the edge of the pulse signal detected by the dulness detection circuit 25, and according to the detected attenuation quantity, a high frequency band emphasis circuit 24 is controlled. Thus, both the amplitude and the attenuation of the high frequency band of the video signal can be simultaneously/automatically corrected.
Patent JP-S60191228-A (JP)
Title: Connecting structure of display device
Inventor: YAMAZAKI YOSHIO
IPC: H05K1/18
Filed: 1984-10-29
Abstract: PURPOSE:To decrease thickness by attaching a display device onto a circuit board by means of a conductive anisotropic adhesive agent and connecting the electrode lead terminals at the outside circuit board end of the upper electrodes thereof and the conductive contact points parts of the circuit board. CONSTITUTION:An adhesive agent layer 21 in the form of, for example, a sheet, which can posses conductive anisotropy is disposed between the upper and lower electrode substrates 22 and 23 of a liquid crystal display panel. Such layer 21 is disposed to the electrode terminals of a circuit board 19 or liquid crystal panel.
Patent JP-H1043670-A (JP)
Title: Electrostatic powder coating method
Inventor: YASUDA SHINICHIRO
IPC: B05B5/025
Filed: 1996-08-08
Abstract: PROBLEM TO BE SOLVED: To provide an electrostatic powder coating method which is free from defects which appear when an electrostatic powder coating gun is used, can form a coating film without color nonuniformity without decreasing the particle size of a powdered coating more than necessity, eliminate useless consumption of the powdered coating, and easily form optional information such characters by a coating film having different hues on an object to be coated. SOLUTION: An electrostatic latent image formed on photosensitive materials 3a, 3b, 3c, 3d, 3e is developed by sticking a thermosetting powdered coating by electrostatic force, the powdered coating on the materials 3a, 3b, 3c, 3d, 3e, after being transferred on an object 10 to be coated, is cured thermally so that the powdered coating can be baked on the object 10. In this process, the powdered coatings of different hues are transferred in sequence on the object 10 through a latent image forming process, a development process, and a transfer process, and then the coatings are baked on the object 10 through a baking process.
Patent JP-S6471789-A (JP)
Title: Multioptical recording medium
Inventor: NAKANO ATSUSHI
IPC: G11B7/24035
Filed: 1987-09-11
Abstract: PURPOSE:To enable multioptical recording with high recording/reproduction precision of information by using a specific cyanine coloring matter and using a change in absorption spectrum based on the J associate of the cyanine coloring matter to record information. CONSTITUTION:Cyanine coloring matter shown by formula and long chain pyridinium salt which is a long chain cationic compound are dissolved in chloroform at a concentration of 5X10<-4>mol/l respectively. Next, this solution is developed over a clean distilled water, and a composite nonomolecular film which is a monomolecular film of the long chain pyridinium salt having absorbed cyanine coloring matter is formed on the distilled water. Subsequently, the cyanine coloring matter produces a J associate. After this, this composite monomolecular film is transferred to the surface of a glass substrate to obtain a multioptical recording medium.
Patent JP-S61108053-A (JP)
Inventor: KOYANAGI SHIRO
IPC: B61F5/22
Filed: 1984-10-31
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-S60120799-A (JP)
Title: Pre-mixing of rolling oil
Inventor: IWATOU SHIYUUICHI
IPC: C10N70/00
Filed: 1983-12-02
Abstract: PURPOSE:To form an emulsion with fine oil particles, by mixing an aqueous emulsion of base rolling oil in a circulation line and circulating it to a premixing tank. CONSTITUTION:An emulsion is formed by feeding a base rolling oil and water into a premixing tank 1 equipped with a mixer 2, a heater 3 and a level meter 4, through a base oil feed line 5 and a water supply line 6 respectively. The emulsion is stirred in a centrifugal pump, a line mixer or a static mixer 9 revolving at 600-300rpm for formation of fine oil particles under shearing force. The emulsion is then circulated to the tank 1 through a circulation line 7.
Patent JP-S6287065-A (JP)
Title: Soybean curd coagulant mainly containing calcium acetate
Inventor: KAWAHARA TSUNE
IPC: A23L11/00
Filed: 1985-10-15
Abstract: PURPOSE:The titled coagulant that is composed of calcium acetate obtained from equimolar amounts of calcium carbonate and acetic acid, or calcium chloride and sodium acetate, respectively, thus forming TOFU (soybean curd) of high quality and good taste by a small amount of addition. CONSTITUTION:The objective coagulant is obtained by using calcium acetate from equivalent amounts of (A) calcium carbonate and acetic acid or (B) calcium chloride and sodium acetate, when necessary, in combination with a suitable amount of (C) calcium chloride, calcium sulfate and/or magnesium chloride.
Patent JP-S59124838-A (JP)
Title: Molding method and apparatus for cylindrical object with flange
Inventor: MINAE HIROO
IPC: B29D23/00
Filed: 1982-12-30
Abstract: PURPOSE:To improve the quality along with the man-hour by a method wherein a flexible material is wound on an air bag over a molding drum and the circumference thereof is covered with an outer molding having a flange while an air bag is expanded from inside and bent at both the ends thereof along the flange surface. CONSTITUTION:An inner rubber sheet with a surplus width, several sheets of reinforced rubber-lined cloth and an outer rubber sheet are wound on an air bag 2 over a molding drum 16 rotating with the driving of a shaft 3-1 by a motor to made a cylindrical molding 15. An outer mold 4 is moved to match the molding 15 and the air bag 2 is expanded with a compressed air (a) passing the center of a cantilever shaft 3-1 to press the molding 15 on the inner surface of the outer mold 4. An air cylinder 1-3 is driven and bends the molding 15 radially at 90 deg. with a plurality of free rollers 1-1 through a coil spring 1-5 by a link mechanism of an expander 1 so as to be along the flange surface of the outer mold 4. It is returned by bleeding the compressed air.
Patent JP-H0566208-A (JP)
Title: Method and apparatus for detecting defect on surface or inside of structure
Inventor: OKAMOTO YOSHIZO
IPC: E04G23/02
Filed: 1991-09-09
Abstract: PURPOSE:To eliminate the mutual interference of heat fluxes and to enhance detecting accuracy by making it possible to move on the surface of a structure, heating the surface with a hot-gas blowing means whose heat input amount can be adjusted, and detecting the radiant energy. CONSTITUTION:A running truck 3 is provided on the roof of a building 1 in order to heat an outer wall 1A. A gondola 7 is suspended through a winch 5 and a piece of wire 6 which are provided at the tip of an arm 4 extending from the truck 3. A hot-gas blowing means 8 is provided at the gondola 7. In this constitution, the suspending position of the gondola 7 and the position of the running truck 3 are adjusted, and the height and the position in the horizontal direction of the gondola 7 are set. The surface of the outer wall 1A is heated with the hot-gas blowing means 8. The observing direction of an infrared-ray radiometer 2 is made to agree with the part of the outer wall 1A, and the infraredray radiant energy from the outer wall 1A is detected. The detected signal is analyzed with an image analyzing device 20. The presence or absence of the defective part or its position in the region of the outer wall 1A is judged, and the size of the defect is also judged.
Patent JP-H0569026-A (JP)
Title: Rolling oil feeder
Inventor: NARUMI HIROSHI
IPC: B21B45/02
Filed: 1991-09-09
Abstract: PURPOSE:To make the ejection width of a rolling oil header continuously variable to a length corresponding to steel strip width when the rear of a steel strip to be rolled is coated with rolling oil. CONSTITUTION:An ejection width adjusting cylinder 32 having an opening 36 with a slope edge 36a is provided at the neighborhood of the outer periphery of a rolling oil header 30 to eject rolling oil to the rear of the steel strip 9 to be rolled and rotated corresponding with the steel strip width. Since the slope edge 36a rotates the upper parts of plural nozzles 31 of the rolling oil header 30, the nozzles 31 on both sides are opened and shutted by the ejection width adjusting cylinder 32 continuously. In this way, the ejection width of the rolling oil header 30 is continuously changed corresponding with the steel strip width and the surface damage, etc., by scattering rolling oil to the upper part of the pass line and dropping splashes of the rolling oil on the steel strip to be rolled is prevented from being generated.
Patent JP-S60120277-A (JP)
Title: Portable small time-piece
Inventor: YOKOZAWA YUKIO
IPC: G04G13/02
Filed: 1983-12-02
Abstract: PURPOSE:To enable the playing of an arbitrary melody in a time-piece by transmitting said melody from the outside, by providing a melody output means for selecting melody outputting data from data inputted through an interface means and playing a melody. CONSTITUTION:Alarm setting time data is detected from input data from the interface means 1 with external information machinery and stored in a melody alarm control means 7 to be compared with the present time data from a timing means 2 and, when both data are coincided, a music selecting signal and an output signal are outputted to a melody output means 6 on the bases of music selecting data contained in alarm setting time data and, at the same time, a display altering signal is outputted to a control means 5. The means 6 receives said display altering signal, and selects and outputs music data indicated from melody data inputted preliminarily from the means 1. The means 5 controls a display means so that the display comes to the alarm message preliminarily inputted from the means 1. Therefore, an arbitrary melody can be played at arbitrary time.
Patent JP-H0277240-A (JP)
Title: Ultrasonic doppler diagnosing device
Inventor: MORITA MASARU
IPC: A61B8/06
Filed: 1988-09-14
Abstract: PURPOSE:To execute the action checks of a Doppler system and a CFM(Color Flow Mapping) without using a blood flow phantom lacking in the stability of a dummy blood by providing a variable phase shift circuit to a local generator, phase-shifting a local generator output in the same period as the sampling period of a Doppler and outputting a signal to be phase-shifted and, simultaneously, to have the same frequency as the local generator output to a mixer. CONSTITUTION:At the time of an ordinary Doppler scanning, a switch 22 is connected to the local generator side, and a carrier signal for demodulating is outputted to a mixer 7. At the time of the action checks of the Doppler system and CFM of a diagnosing device, the switch 22 is connected to a variable phase shift circuit 20, and the signal to be phase-shifted and, simultaneously, to have the same frequency as the local generator is outputted to the mixer 7 in the same period as the sampling period of the Doppler. Since, when a echo signal obtained by using a fixed reflector phantom inputted to the mixer 7 is Doppler-demodulated by using the carrier signal for demodulating, the above-mentioned echo signal is dummily considered as the Doppler signal, a test can be executed by utilizing the signal.
Patent JP-H0782267-A (JP)
Title: 1,4-benzoxazine derivative
Inventor: YAMAZAKI KAZUMASA
IPC: A61P9/12
Filed: 1993-09-14
Abstract: PURPOSE:To provide a new derivative exhibiting smooth muscle relaxation action by activating potassium channel and useful for the prevention and treatment of circulatory diseases such as stenocardia and hypertension and respiratory diseases such as bronchial asthma. CONSTITUTION:A compound of the formula I (R<1> is 1-6C perfluoroalkyl; R<2> and R<3> are H or lower alkyl; (n) is 0 or 1) or its salt, e.g. 2-[3,4-dihydro-2,2- dimethyl-6-(-trifluoromethanesulfonyl)-2H-1,4-benzoxazin-4-yl]pyridine -N-oxide. This compound can be produced e.g. by successively nitrating and reducing a 4-hydroxyphenylsulfone derivative of the formula II, reacting with a reactive derivative of a carboxylic acid to obtain a compound of the formula III (Z is eliminable group), cyclizing and then reducing the compound and reacting the product with a pyridine derivative of the formula IV (X is eliminable group).
Patent JP-S6474284-A (JP)
Title: Ultraviolet absorber
Inventor: KOSHIDA HITOSHI
IPC: C08K9/04
Filed: 1987-09-14
Abstract: PURPOSE:To obtain an ultraviolet absorber that gives a dyed polyester fiber and a dyed resin a lens of eyeglasses both having excellent lightfastness, by incorporating a specified dispersing agent into an ultraviolet-absorbing compound, and finely grinding the mixture. CONSTITUTION:A heat-resistant ultraviolet-absorbing compound {e.g., 2,2- methylenebis [ 4-( 1,1,3,3-tetramethylbutyl )-6-(2H-benzotriazol-2-yl) phenol ]}is mixed with a dispersing agent based on lignin or a condensate of naphthalenesulfonic acid with formalin. The formed mixture is dried and ground into a fine powder, thus giving an ultraviolet absorber. This ultraviolet absorber is used for high-temperature dyeing and thermosol dyeing of fiber, such as polyester fiber, and resin for a lens of eyeglasses.
Patent JP-S6274438-A (JP)
Title: Method for purifying industrial gas or exhaust gas
Inventor: YOAHIMU FUITSUSHIYAA
IPC: G01N27/416
Filed: 1986-09-29
Abstract: In purifying gas wash waters containing cyanide with formaldehyde, the exact dosing of formaldehyde presents a problem, especially with strongly fluctuating cyanide contents. By continuous potentiometric measurement in a side stream which is regulated to a pH of 7 to 10, while the pH of the main stream remains unchanged, the formaldehyde can be adjusted safely to any cyanide content.
Patent JP-H0277303-A (JP)
Title: Structure of wheel bearing section
Inventor: OKADA FUMIHIRO
IPC: B60B27/02
Filed: 1988-09-14
Abstract: PURPOSE:To prevent fatigue strength from lowering by applying induction hardening to the portion from the vicinity of the corner section of a hub body to the outer bearing pivoting portion of a sleeve section through the corner section in the structure of a wheel bearing section used for a car or the like. CONSTITUTION:An induction hardening end section 2g is not to be further than the width center position of an outer bearing 3a whose actual stress is small because of being pivoted by the outer bearing 3a, and the total induction hardening depth of the vicinity of the corner section 2c is to be from 7 to 8mm and to be made shallower gently and continuously in order as hardening portions approach from the corner section 2c to the pivoting portion of the outer bearing 3a. This makes it possible to obtain higher strength than conventional type structure resulting in the reduction in weight. In addition, the reduction of a hardening range leads to the introduction of an induction hardening equipment of small output resulting in the shortening of hardening time.
Patent JP-H0954151-A (JP)
Title: Apparatus for positioning calibration ball of fish finder
Inventor: SENOO KOTARO
IPC: G01S7/52
Filed: 1995-08-15
Abstract: PROBLEM TO BE SOLVED: To quickly and correctly calibrate when a calibration ball of a fish finder is suspended over a vertical line of an echo sounder transducer. SOLUTION: The apparatus is provided with a pinger 18 set on the vertical line of a calibration ball 11 suspended by a fishing line 12 from a fishing boat 1, three or more receivers 13-16 arranged at an equal distance on the circumference of a horizontal plane centering the central axis of an echo sounder transducer 3 at the bottom of the fishing boat 1, and a phase-measuring device 17 for detecting a phase difference of sound waves (c) transmitted from the pinger 18 and received by the receivers 13-16. Length of the fishing line 12 is adjusted so that phases of receiving signals of the receivers 14-16 when receiving the sound waves (c) transmitted from the pinger 18 agree with each other, and the calibration ball 11 is calibrated to be positioned over the vertical line of the echo sounder transducer 3.