baber/WOPTO huggingface dataset:
Patent JP-S56101616-A (JP)
Title: Magnetic head and its manufacture
Inventor: TOUINJI MASARU
IPC: G11B5/127
Filed: 1980-01-16
Abstract: PURPOSE:To obtain a magnetic head of mechanical strength, by connecting a back core part, provided with head winding, to a front core joined with a nonmagnetic block with a magnetic gap. CONSTITUTION:Ingot 10 of a magnetic material, such as sendust, obtained by cutting a raw material is solder 12 to block 11 of a nonmagnetic material such as brass. Gap counter surface 13 is finished flat by being lapped. In sendust part 13, magnetic core window 14 is made by work. On the gap counter surface, SiO2 is formed by sputtering, etc., to a thickness half the gap length. Two block bodies are soldered 16 together by nonmagnetic material part 11 to form gap 17. Then, this block is cut to prescribed track width (l), back core junction surface 18 is lapped and back core 21 equipped with winding 22 is bonded with resin, glass, etc. Thus, the magnetic head of mechanical strength can be obtained.
Patent JP-S5596385-A (JP)
Title: Vane pump
Inventor: MASUDA KOUSAKU
IPC: F04C14/26
Filed: 1979-01-19
Abstract: PURPOSE: To raise the durability of pump by providing a heat responsive device to close the hole of pressure plate when the temperature of oil becomes abnormally high to the pressure plate.  
     CONSTITUTION: On the pressure chamber 13 side surface of the pressure plate 9, the heat responsive device 64 to close the hole 60 of the pressure plate 9 when the temperature of oil becomes abnormally high is provided. When the supply of working oil to steering device from the pressure chamber 13 as a steering device is operated and the temperature of oil becomes abnormally, high the hole 60 is closed by the heat responsive device 64 and the supply of oil from the pressure chamber 13 to the fitting groove 6 is temporarily stopped, whereby the temperature rise of working oil circulating inside the pump is suppressed. Thus, the seizure and wearing of the rotor 4 and the deterioration of sealing member and working oil can be prevented and therefore the durability of the pump can be raised. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H03209257-A (JP)
Title: Electrophotographic sensitive body
Inventor: HIROSE HISAHIRO
IPC: G03G5/06
Filed: 1990-01-11
Abstract: PURPOSE:To enhance electrophotographic characteristics, such as sensitivity, residual potential stability, and potential stability and to reduce fatigue deterioration at the time of repeated uses by using a specified asymmetric squarium compound as a photoconductive material for constituting a photosensitive layer. CONSTITUTION:This photosensitive layer 4 formed on a conductive substrate 1 contains the asymmetric squarium compound represented by formula I in which each of Ar1 and Ar2 is different from each other and one is a group represented by formula II and the other is represented by formula III; each of R1 - R3 is alkoxy, H, OH, or the like; each of R4 - R8 is H, halogen, alkyl, or the like; each of R9 - R12 is H, halogen, alkyl, or the like; R13 is nonsubstituted alkyl or benzyl, thus permitting the obtained electrophotographic sensitive body to be superior in electrophotographic characteristics, such as sensitivity, residual potential stability, and potential stability, and further ele vated in durability.
Patent JP-S62195376-A (JP)
Title: Pyrazolesulfonamide derivative, production thereof and herbicide
Inventor: YAMAMOTO SUSUMU
IPC: C07D249/00
Filed: 1986-01-11
Abstract: NEW MATERIAL:The compound of formula I [Q is group of formula I or II (R<1>-R<3> are H, halogen, NO2, alkyl, phenyl, etc.; R<4> and R<5> are H, halogen, alkyl, phenyl, etc.); m is 0-2; R is H or alkyl; B and D are H halogen, alkyl, allylalkyl, etc.; E is H, alkyl, alkoxy, etc.; W is O, S or N-R<16> (R<16> is H, alkyl or alkoxy); G is group of formula IV or V (X and Y are H, halogen, alkyl, cyclopropyl, etc.; Z is N or C-R<25>; R<25> is H, alkyl, etc.; X<1> and X<2> are H, halogen, akyl, etc.)]. EXAMPLE:N-[4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]-4-ethoxycarbonyl -1-(2- pyridyl)pyrazole-5-sulfonamide. USE:A herbicide. PREPARATION:The compound of formula I can be produced by reacting a pyrazolesulfonyl(thio)isocyanate derivative of formula VI (W' is O or S) with a compound of formula VII.
Patent JP-2000203134-A (JP)
Title: Image forming apparatus and remotely diagnosing system
Inventor: HO YUUHO
IPC: G03G21/00
Filed: 1999-01-11
Abstract: PROBLEM TO BE SOLVED: To prevent a fault of an equipment caused by an abnormal state of a power source. SOLUTION: In the remotely diagnosing system comprising the image forming apparatus 200 having power source means 210, 220 connected to an external AC power source to supply powers of predetermined voltages, a sensing means 230 for sensing a voltage input to the power source means, a communicating means 270 capable of communicating with an exterior, and a control means 240 for controlling to monitor a fault of the voltage sensed by the sensing means, and a remotely diagnosing unit 400 connected to the apparatus 200 through a communication channel 300; the means 240 transmits its fault to the unit 400 by the means 270 when the voltage is decided to be a fault.
Patent JP-S57117288-A (JP)
Title: Semiconductor laser element
Inventor: HAYAKAWA TOSHIROU
IPC: H01S5/00
Filed: 1981-01-14
Abstract: PURPOSE:To make the difference of refractive index small and to suppress lateral mode oscillation of a higher order of a semiconductor laser element by a method wherein the center part of wave guiding path is excited concentrically with current concentration guiding mechanism. CONSTITUTION:A V-shape groove 2 is formed at the center part of growth face of an N type GaAs substrate 1, and an N type clad layer 3, an N type active layer 4, a P type clad layer 5, and an N type cap layer 11 are laminated in order on the substrate thereof. Then Zn is made to be diffused in a stripe type to the center part of the cap layer 11 thereof, a P type diffusion region 12 is formed from the surface up to reach the neighborhood of the active layer 4 to form the current path, and an electrode 9 on the N side is formed on the substrate 1 and an electrode 10 on the P side is formed on the N type cap layer 11 respectively in succession by evaporation. Therefore because extension of current is generated in the P type clad layer 5, diffusion of Zn is made as deep in the clad layer 5 up to reach the active layer 4, and accordingly the region having distribution of thickness of the active layer 4 is excited precisely in the very narrow range only at the center part.
Patent JP-H08234801-A (JP)
Title: Apparatus and method for control for motor-driven joint arm
Inventor: SHIYUTEFUAN MIISUBATSUHA
IPC: B25J9/16
Filed: 1996-01-12
Abstract: PROBLEM TO BE SOLVED: To provide a controller and a controlling method for joint arm control in which driving energy stored in the speed change gear of a motor can be considered by dividing control acceleration into a motor inertia component and the load component of a load to be moved for the control of an inside control circuit. SOLUTION: One inverse model IT calculates the inertia component of a driving motor from control acceleration (u), and another inverse model IL decides a load component from the control acceleration (u). An outside control circuit is constituted of a PD controller 1, the inverse models IT and IL, and the joint arm segment of a joint arm R. An inside control circuit is constituted of a PD controller 2 and the joint arm segment of the joint arm R. Then, when the two inverse models IT and IL of the joint arm segment respectively have a capability for the driving component and load component of the arm segment, the control acceleration (u) is converted into driving torque (m) necessary for the acceleration of the arm segment until the desired value (u).
Patent JP-H04243450-A (JP)
Title: Collection/delivery management system
Inventor: AZUMAGUCHI TAKESHI
IPC: G06F13/00
Filed: 1991-01-18
Abstract: PURPOSE:To reduce a system operator's load and to execute an appropriate system operation. CONSTITUTION:A collection processors 1-1 and 1-2 are set the earliest time and the latest time of data arrival. A data delivery processing 2-1 is set the earliest execution time and the latest execution time to determine an action for unfinished collection processing 1-1, 1-2 relating the delivery processing 2-1 at the latest time. The present collection/delivery management system automatically discriminates whether or not data has arrived and whether or not a delivery condition is appropriate, and collection processors 1-1 and 1-2, and delivery processing 2-1 is operated.
Patent JP-S56101789-A (JP)
Title: Bonding method of lead wire
Inventor: MURAYAMA NAOHIRO
IPC: H01L41/08
Filed: 1980-01-18
Abstract: PURPOSE:To make the connection of a lead wire to a high molecular element firm by using an alloy whose melting point is higher than the working temperature of said high molecular element by a specified value and yet below the melting point of said high molecuar element. CONSTITUTION:The connecting part of a lead wire 3 and a high molecular element 1 is wetted with an alloy whose melting point is 20 deg.C or more higher than the working temperature of said high molecular element and yet lower than the melting point of said high molecular element with a soldering iron 5 heated to a specified temperature. Next, the tip of said lead wire 3 is put lightly on a point of said high molecular element 1 and is pressed for a moment with said soldering iron 5. Accordingly, the alloy 4 on said lead wire 3 and the alloy 4 on said high molecular element 1 are melted by heat, said lead wire 3 is buried into said alloy 4 on said high molecular element 1 and said lead wire 3 is connected to the electrode surface 2 of said high molecular element 1 electrically. By using this method, the amount of a connecting medium can be confined very small and yet a connecting part with a strong binding force and which can hardly be peeled can be obtained.
Patent JP-S5498158-A (JP)
Title: Surface elastic wave unit
Inventor: YUHARA AKITSUNA
IPC: H03H9/145
Filed: 1978-01-20
Abstract: PURPOSE:To cancel mismatching by using a conductive thin film wiring, which is provided on the piezo-electric characteristic substrate where an inter-digital transducer will be provided, as a micro strip line to form an impedance matching circuit. CONSTITUTION:For the purpose of obtaining the matching to an external circuit, a thin film distribution constant matching circuit is provided on the propagation path of the elastic surface unit where input inter-digital transducer 5 and output inter-digital transducer 6 are provided on piezo-electric substrate 3. The thin film distribution constant matching circuit consists of the micro strip line where piezo- electric substrate 3 is used as a dielectric and conductive thin film wirings 7 and 9 are provided, and selects properly a characteristic impedance to obtain the matching to the external circuit by changing the length and the width of conductive thin film wirings 7 and 9. Now, 11 in the figure indicates a shield electrode.
Patent JP-H09197032-A (JP)
Title: Squid fluxmeter
Inventor: FUKUI NAOKI
IPC: G01R33/035
Filed: 1996-01-12
Abstract: PROBLEM TO BE SOLVED: To prevent the increase in the distance between the pickup coil of the operating state and the end of a protruding casing without increasing noise by providing the movable casing at the predetermined position of the body casing of a cryogenic refrigerator and protruding distance adjustably coupling via nonmagnetic movable mechanism. SOLUTION: A pickup coil 3 is provided so as to protrude from a body casing 1 and a nonmagnetic protruding casing 4 is provided so as to enclose the protruding part. The casing 4 is coupled to the casing 1 via a nonmagnetic movable mechanism, and the protruding distance can be adjusted by the operating mechanism. The movable mechanism has female and male threaded parts 1e and 4a provided so as to be engaged with both the casing 1 and the casing 4. The thermal shrinkage length of the case when it is cooled to a cryogenic temperature, is previously obtained by experiment or calculation, the strokes of the parts 1e and 4a are set or a stopper is provided.
Patent JP-H01181596-A (JP)
Title: Hybrid integrated circuit device and manufacture thereof
Inventor: NOMOTO KAZUO
IPC: H05K1/03
Filed: 1988-01-11
Abstract: PURPOSE:To improve anticorrosion property by covering a conductor formed on an insulating substrate over a predetermined region of the same with a solder for use in assembling elements and protective glass. CONSTITUTION:A conductor 12 is printed on an insulating substrate 11 over a predetermined region of the same, and fired. And, an etchable material 13 is printed on the conductor 12 over a predetermined region of the same, and then dried, and fired to form a material region Z1 to be etched. Then, protective glass 14 is printed on the conductor 12 including an edge part of the material region Z1, and then dried and calcined, and thereafter the material 13 on the region Z1 is removed by etching. Further, a solder 15 is printed on the region Z1, and an element 16 is assembled using the solder by making use of solder reflow process. Hereby, the conductor 12 is completely covered with the solder 15 formed on the conductor 12 over the predetermined region of the same and the protective glass 14 covering the region of the solder 15 including the edge part of the same. Thus, anticorrosion is improved.
Patent JP-H09217712-A (JP)
Title: Latch mounting tool for seat of automobile
Inventor: BORUFUGANKU BORUTSUE
IPC: B60N2/20
Filed: 1997-01-14
Abstract: PROBLEM TO BE SOLVED: To lock a mounting tool by engaging a toothed pawl and a toothed part with each other when the operating element of the toothed pawl is released. SOLUTION: In the latch mounting tool of an automobile seat having an engaging device, the engaging device is provided on one part 3 of the installing tool, a toothed part 4 having a tooth 4' which is concentrically with a pivotal shaft 2 and a toothed pawl 6 which is jointedly brought into contact with the other part 1 of the mounting tool.  The toothed pawl 6 is combined with control devices 11, 12, 13, 14, and the control device is formed in such a constitution that the toothed pawl 6 is forcibly moved to a position where the part 3 of the mounting tool having a toothed part 4 and the toothed pawl 6 are engaged with each other when the part 3 of is rotated toward a prescribed position where the part 3 is rotated corresponding to the other part 1 of the mounting tool, each gear of the toothed pawl 6 is aligned with the space formed between the gear 4' of the toothed part 4 and the toothed pawl 6 just before attaining a specified rotating position of one part 3 of the locked mounting tool, and the toothed pawl 6 is engaged with the gear 4' of the toothed part 4 on the rotating position.
Patent JP-H01182351-A (JP)
Title: Electron radiation crosslinkable vinyl chloride resin composition
Inventor: MORIMOTO SEIICHI
IPC: C08L67/00
Filed: 1988-01-12
Abstract: PURPOSE:To obtain an electron radiation crosslinkable resin composition having improved crosslinking efficiency and excellent cut-through properties and resistance to oil and heat aging, by blending vinyl chloride resin with a polyester based plasticizer, stabilizer consisting of specific lead silicate and crosslinking assistant. CONSTITUTION:A composition obtained by blending (A) 100 pts.wt. vinyl chloride based resin with (B) 10-200 pts.wt., preferably 20-100 pts.wt. polyester based plasticizer (prepared by sealing terminals of a polycondensate of a polyfunctional carboxylic acid with a polyhydric alcohol with a monohydric alcohol or monofunctional carboxylic acid), (C) 0.5-50 pts.wt., preferably 1-20 pts.wt. stabilizer consisting of lead silicate obtained by mixing lead oxide with silicon dioxide, preferably at 60:93-40:7 weight ratio, melting the resultant mixture, cooling the melt and pulverizing the cooled melt and (D) 0.6-30 pts.wt., preferably 3-20 pts.wt. crosslinking assistant (e.g., tetraethylene glycol dimethacrylate).
Patent JP-H03213186-A (JP)
Title: Floating industrial waste treating plant using sunlight and associated technology
Inventor: IWAMOTO YOSHIKAZU
IPC: F23G7/00
Filed: 1990-01-16
Abstract: PURPOSE:To improve the efficiency of foul smell absorption by providing an absorption accelerating member. CONSTITUTION:An absorption accelerating part 3 is provided on a retaining plate 4 and water under pressure is sprayed in the form of a mist from a water spray orifice 2 to cause a foul-smelling air passing therethrough to be absorbed by the water droplets. The formation of dew drops is accelerated by the absorption accelerating part 3, they are dropped under the retaining plate 4 as absorbing water droplet and the resulting water is collected from an exterior housing 5 into a water retaining tank 6, after which a circulation of the water is produced by a pressure pump 7 for reuse through a pipe 1 back into the water spray orifice 2.
Patent JP-H05191935-A (JP)
Title: Stator core for electric motor
Inventor: OGAWA KUNIYUKI
IPC: H02K1/18
Filed: 1992-01-14
Abstract: PURPOSE:To provide a stator core for an electric motor with low vibration and low noise by reducing direct transmission to the outside through an outer frame of the vibration and noise generated from the electric motor. CONSTITUTION:In a constitution of providing an outer frame 23 for fixing a stator core and a slit 22 in the peripheral part brought into contact with the outer frame 23 of the stator core 21 of an electric motor fixed in a condition that the peripheral part comes into contact, transmission of vibration and noise, generated from the electric motor, to the outer frame 23 from the stator core 21 is suppressed, and as a result, the electric motor of low vibration and low noise can be presented by enabling the vibration and noise, transmitted to the outside, to reduce. By charging the slit 22 with resin 24, the electric motor of lower vibration and lower noise can be provided.
Patent JP-S58122601-A (JP)
Title: Magnetic recorder and reproducer
Inventor: SAWAZAKI KENICHI
IPC: G11B5/02
Filed: 1982-01-14
Abstract: PURPOSE:To improve the reproduced output and the S/N, by superimposing the change in a magnetic field on a high frequency magnetic field, applying the result on one side of a magnetic recording medium, and reproducing the recording from the other side as the change in the high frequncy. CONSTITUTION:A magnetic head 20 consists of a main magnetic pole 22 and a coil 23, and the coil 23 and a capacitor 33 constitute a tuning circuit 34. A submagnetic pole 24 has coils 25, 26, and the coil is inoperative at the recording and excited at frequencies, e.g. 80-100MHz at the reproduction. The coil 25 is inputted with a recording signal from a terminal 28 at the recording and is applied with a bias 29 at the reproduction. The change in the magnetic field by a signal from the magnetic recording medium 10 and a high frequency signal are superimposed and applied to the tuning circuit 34 at the reproduction, and the inductance of the coil 23 is changed due to the change in the magnetic field and the tuning frequency is changed. The peak value is detected 38 at a diode 35, a resistor 37 and a capacitor 36 and outputted 39. Thus, the sensitivity at the reproduction is increased and the S/N is improved.
Patent JP-H04236649-A (JP)
Title: Data transfer device
Inventor: DOI ATSUSHI
IPC: G06F13/28
Filed: 1991-01-21
Abstract: PURPOSE:To transfer data at a high speed even at the time of requiring memory-memory transfer plural times and to effectively use a memory. CONSTITUTION:A transfer source reference address 27, a transfer destination base address Z, an offset X, and a frequency (n) in memory-memory transfer are given from a CPU 21 to a DMAC 26 and are held. The first memory- memory transfer with an offset Xn is executed based on the transfer destination base address Z. Next, an operation part 30 adds the offset Xn to the transfer destination base address Z at each time of the end of memory-memory transfer. The next memory-memory transfer is executed based on the addition result (transfer destination base address Z)+(offset Xn), and hereafter, memory-memory transfer is repeatedly executed n times to continuously fill up the memory space. A counter 29 counts down the frequency (n) in memory-memory transfer at each time of the end of memory-memory transfer, and transfer is terminated when the counter reaches 0.
Patent JP-H11202831-A (JP)
Title: Driving method of plasma display
Inventor: IZEKI YUKITERU
IPC: G09G3/291
Filed: 1998-01-13
Abstract: PROBLEM TO BE SOLVED: To allow a cell selected by write discharging to move to a maintenance discharging pulse and to stably perform maintenance discharging by holding the potential of a starting maintenance discharging pulse negative about a data electrode potential for a maintenance discharging period and holding the high-potential side and low-potential side of 2nd and succeeding maintenance discharging pulses positive and negative about the data electrode. SOLUTION: When the starting maintenance discharging pulse is applied for the maintenance discharging period, the data electrode is set to GND at the same potential as one of a scanning electrode and a maintenance electrode is applied with a negative maintenance discharging pulse Psf (applied voltage Vsf). At the time of 2nd maintenance discharging, the maintenance electrode is applied with a positive 1/2 maintenance discharging pulse Ps<+> which is almost a half as high as the maintenance discharging voltage Vs and the scanning electrode is applied with a negative 1/2 maintenance discharging pulse Ps<-> which is nearly a half as high as the maintenance discharging voltage Vs in the same timing. For 3rd maintenance discharging, the positive polarity and negative polarity are replaced between the scanning electrode and maintenance electrode.  The replacement of the polarities is repeated thereafter.
Patent JP-H02187205-A (JP)
Title: Roll for rolling
Inventor: KAMATA TOSHIO
IPC: B21B27/00
Filed: 1989-01-13
Abstract: PURPOSE:To obtain a target surface roughness in a short time by bringing a magnetic austenite amount in a metal structure to be a specific amount as to a work roll whose basic component is specified. CONSTITUTION:As for a metal rolling work roll whose basic composition is 0.8-1.5% C, 1.5-6.0% Cr, a magnetic austenite amount in a metal structure after quenching and tempering is brought to be <=6%. Hence, surface grinding roughness necessary to rolling is obtained.
Patent JP-H01213406-A (JP)
Title: Production of extremely fine polymer fiber
Inventor: WAGNER WOLFRAM
IPC: D01D5/18
Filed: 1989-01-13
Abstract: PURPOSE: To obtain very fine fibers of a thermoplastic polymer by introducing the polymer melt into the nozzle head under a specific preliminary pressure, and discharging the resultant fibers by a high-speed gas stream from the exit holes while being deflected in the axial direction at a specific radial distance. CONSTITUTION: This method introduces the polymer melt into the rotating nozzle head 6 under a preliminary pressure of 1 to 200 bar, and discharges the resultant fibers in the radial direction through small exit holes at an angle of 45 to 90 deg. to the rotating axis. The fibers are deflected in the axial direction by deflecting gas streams 7 and 8 having the axial component at a radial distance of 10 to 200 mm from the exit holes, and are simultaneously drawn and stretched into the very fine fibers of 0.1 to 10 μm in diameter and finite length.