baber/WOPTO huggingface dataset:
Patent JP-S62197767-A (JP)
Title: Logic analyzer
Inventor: KAWAGUCHI TORU
IPC: G01R13/20
Filed: 1986-02-25
Abstract: PURPOSE:To achieve a higher analysis capacity with easy analysis work, by displaying an event generated at each specified repetition frequency. CONSTITUTION:This apparatus is provided with a trigger frequency assigning switch 1, a trigger frequency assigning circuit 2, a comparator circuit 3, a coincidence detection circuit 4, a trigger counting circuit 5, a memory circuit 6, a display circuit 7, a display tube 8 and the like. When the switch 1 is depressed, the assignment state is memorized into the circuit 2 by a signal 104 and introduced to the circuit 3 as signal 105. On the other hand, when 1 bit (LSB) of a signal 102 goes to '1', synchronzing a signal 103, a signal 106 is fed from the circuit 4 to be introduced into the circuit 6 and the circuit 5. Synchronizing the signal 103, the signal 102 is inputted continuously into the circuit 6 to be memorized. In this manner, when the signal 106 is inputted while a data of the signal 102 is flowing continually into the circuit 6, the circuit 6 memorizes signals 102 for equal time portion before and after the inputting of the signal 106 and the subsequent memory action is stopped. Moreover, the memory contents of the circuit 6 are inputted a circuit 7 together with a signal 109 and the signal 102 is displayed.
Patent JP-H06251335-A (JP)
Title: Magnetoresistive effect type head
Inventor: KOSHIKAWA YOSHIO
IPC: G11B5/39
Filed: 1993-03-01
Abstract: PURPOSE:To obtain a narrow gap head for high density recording having high reproduction sensitivity by disposing a yoke while exposing to the opposing face of a recording medium in a gap provided for a magnetic pole and using the yoke as a flux guide for transmitting the magnetic field of the medium to a magnetoresistive effect layer. CONSTITUTION:The magnetoresistive effect type head comprises patterns of a thin film magnetic pole 1, a conductor coil 2, a dielectric layer 3, etc., formed substantially in parallel with the opposing face of a magnetic recording meadium, wherein the magnetic pole 1 is provided with a magnetic ring circuit 4 surrounding the conductor coil 2. The horizontal magnetoresistive effect head 10 is also provided with a nonmagnetic gap 5 substantially normal to or oblique to the opposing face of the medium. The magnetoresistive effect type head further comprises a magnetoresistive effect layer 6 disposed in the magnetic ring circuit 4 and not exposed to the opposing face of the medium, and a yoke 7 functioning as a flux guide for inducing magnetic field of the medium in the layer 6 while having one end coupled magnetically with the layer 6 and the other end coupled magnetically with the gap 5.
Patent JP-H04217790-A (JP)
Title: Heat accumulation means
Inventor: OSUKAA SHIYUATSU
IPC: B60H1/20
Filed: 1991-03-06
Abstract: PURPOSE: To absorb thermal displacement and to suppress vibration while reducing the size by employing a combination of normally tensioned rib and spring for supporting an inner core containing a heat accumulating core in an outer container while keeping an insulation space. CONSTITUTION: An inner core 10 containing a heat accumulating core is supported in an outer container 12 while keeping an insulation space 15. The inner core 10 is suspended between the end walls 26, 28 of the outer container 12 by means of ribs having low thermal conductivity and a spring 36 for absorbing thermal displacement is disposed between the inner and outer containers. Since a minimum insulation space 14 is kept between the inner and outer containers 10, 12 and a tension is applied constantly to the ribs fixed to the opposite end walls 20, 50 in the axial direction of the inner container 10, undesired vibration can be suppressed or reduced and the size can be reduced.
Patent JP-H08234097-A (JP)
Title: Optical lens system
Inventor: UEDA MITSUAKI
IPC: G02B27/30
Filed: 1995-02-28
Abstract: PURPOSE: To provide an optical lens system for a space optical transmission device which is well corrected of various aberrations in spite of a large aperture diameter and small number of constituting elements. CONSTITUTION: This optical lens system is composed of three groups and three pieces of a first group 1 composed of a positive lens, a second group 2 of a negative meniscus lens or negative plane lens of which the concave face is directed toward this first group 1 and a third group 3 of a positive meniscus lens of which the convex face is directed toward the second group 2. This optical lens system satisfies the conditions 0.66<f/f1<1, 1.3<|f2|/f3<2.1, 0.66<f/|r3|<1.11, 0<=f/|r4|<0.27, 0.05<f/r6<1.5 when the focal length of the entire lens system is defined as (f), the focal length of the first group 1 as f1, the focal length of the second group 2 as f2, the focal length of the third group 3 as f3 and the radius of curvature of the i-th face from the front face of the first group as ri.
Patent JP-H10235471-A (JP)
Title: Method for welding rail for railroad and system therefor
Inventor: MORLOCK MICHAEL J
IPC: B23K101/26
Filed: 1998-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a method for executing gas shield and arc welding to steel-made rails for railroad with mutual interval giving a gap. SOLUTION: The one method thereof is composed of steps burying the gap (g) at the upper part of a barrier plate P with molten steel from a filler metallic electrode by the gas shield and electrode arc welding method which supplies the slender steel-made barrier plate P intruded into the gap (g) at the bottom part of the gap (g) between the rails 10, 12 and starting with the arc between the electrode 260 and the barrier plate P.  The one more method is composed of steps continuously putting welding beads into the gap between rail heads in order along a path extending in the facing direction of the side surfaces of the heads for providing a first end part having larger thickness in the vertical direction than a second end part of the beads which extends at the outside of the head edge part in relation of a cantilever at the separated position in the direction toward the faced edge part of the head.
Patent JP-H11235537-A (JP)
Title: Repulsing magnetic flux induction type magnet pulley device
Inventor: TAKAHASHI KENZO
IPC: B03C1/18
Filed: 1998-02-23
Abstract: PROBLEM TO BE SOLVED: To provide a repulsing magnetic flux induction type magnet pulley device in a classifier by which even feeble magnetic matter can be effectively classified. SOLUTION: In this repulsing magnetic flux induction type magnet pulley device wherein by oppositely repulsing magnetic fluxes from plural magnets, the magnetic fluxes are exited in the radiation direction, and by the magnetic fluxes, magnetic matter in material to be classified is attracted to separate the magnetic matter and refuse other than it, plural annular split magnets 11 are placed one upon another so that the same poles thereof face each other through annular spacers 15, and the spacers 15 are made of ferromagnetic material and whose internal diameter is made larger than that of the split magnets 11, and material of nonmagnetic material is interposed in an annular spacing formed between the end faces of a pair of the split magnets 11 and the internal diameter face of the spacers 11 put between them.
Patent JP-S53125850-A (JP)
Title: Grounding device for belt-shaped recording member
Inventor: OONUMA TERUYUKI
IPC: G03G21/00
Filed: 1977-04-11
Abstract: PURPOSE: To ensure the grounding operation of the conductive layer of a system, which also includes an electrically insulating layer, by exposing one side of the condiuctive layer to form a conductive endless belt along the exposed portion. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H01215616-A (JP)
Title: Aromatic deodorizer for automobile
Inventor: KISHI NORIAKI
IPC: B60H3/00
Filed: 1988-02-23
Abstract: PURPOSE:To obtain the simple and unexpensive aromatic deodorizing effect by mounting a case which introduces air blown from a plurality of the blades of centrifugal disks driven to turn by an electric motor into the room of a vehicle around these disks and attaching an aromatic deodorizing over the internal peripheral face. CONSTITUTION:A blower 3 which is placed inside the ventilation duct of an air conditioner is set centrifugally and consists of a disk 18, an electric motor 19 and a case 20. The disk 18 consists of pluralities of blades 22 and 23 attached to both side faces of a conically formed flange 21. The electric motor 19 is formed with the driving shaft 24 thereof inserted into the sleeve part 25 of the flange 21. The case 20 has both an intake port 12 which introduces air to the internal periphery of each of the blades 22 and a scroll part 28 which introduces air around each of the blades 22 and 23 to the room of a vehicle. Aromatic deodorizer 33 with the specified material impregnated with aromatic deodoring agent is stored inside the flange 21, that is, the internal periphery of each of the blades 22.
Patent JP-H06228360-A (JP)
Title: Production of colored porous polytetrafluoroethylene object
Inventor: KANAZAWA SHINICHI
IPC: C08J9/42
Filed: 1993-02-04
Abstract: PURPOSE:To provide method in which a colorant is used to produce a colored porous polytetrafluoroethylene object inhibited from suffering colorant bleeding without impairing the porosity and material properties of the porous object. CONSTITUTION:A porous polytetrafluoroethylene(PTFE) object having a finely porous structure consisting of fibers and nodes connected with one another by the fibers is coated with a solution obtained by dissolving or dispersing a colorant and PTFE particles in a solvent. At least the coated part is heated to or above the melting point of the PTFE to obtain the desired object.
Patent JP-S54132450-A (JP)
Title: Feed controller for welding electrode
Inventor: OGASAWARA TAKAAKI
IPC: B23K9/095
Filed: 1978-04-05
Abstract: PURPOSE: The controller which can prevent the short of the welding electrode due to the misreignition of the arc, by including the arcing voltage supervisory circuit systme for emitting the output signal at specified time, and the arc extinction circuit  system for actuating the electrode feed motor according to above output signal.   
     CONSTITUTION: the arcing voltage supervisory circuit 45 and the arc extinction circuit 55 are included additionally. The controller actuates as follows; when the arcing voltage due to the misreignition is impressed, the split voltage obtained by the variable resistor 46 exceeds the set point of Zener diode 47 and actuates the transistor 48; the light emission diode 49 emits the light for a specified time, and supervised the misreignition, and also, generates the output signal. This output signal is inputted to the photodetecting transistor 57 which instantaneously supplies current to the capacitor 31 of the ignition control circuit; the capacitor 31 is shorted out by the current limiting resistor 56 and the signal emission of UJT24 is stopped, and the welding electrode feed motor 38 is stopped by the extinction of the thyristor 37. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S56139087-A (JP)
Title: Device for protecting inverter
Inventor: TAWARA SEN
IPC: H02M7/48
Filed: 1980-03-28
Abstract: PURPOSE:To simplify the configuration of inverter circuits by detecting abnormal currents flowing to two inverters by respective sole detectors. CONSTITUTION:When inverters 4, 5 normally operate, a detector 11 does not detect a current reaching a detecting value, and a switch 2 holds closed state. When the inverter 4 fails to commutate, an abnormal current reaching a detecting value flows through the inverter 4 and the detector 11 due to the charge of a capacitor 10, is detected by the detector 11, and the switch 2 is opened. When the inerter 5 fails to commutate, the current due to the charge of the capacitor 12 flows through the capacitor 12, the detector 11 and the inverter 5, and the switch 2 is opened.
Patent JP-S51114811-A (JP)
Title: Input level indication circuit
Inventor: OOSAWA MITSUO
IPC: H03F3/34
Filed: 1975-04-02
Abstract: PURPOSE:Meter indication is done according to the FM input level and AM input level even if no switch has been provided.
Patent JP-S55131813-A (JP)
Title: Pump controller
Inventor: FURUKI HISATO
IPC: G05D9/12
Filed: 1979-04-03
Abstract: PURPOSE: To prevent non-water feed operation while improving the overall efficiency concerned with the operation of a pump by exercising rotation control coresponding to the head of fluid at any time by automatically varying the set value of a limiter for the lowest limit of the pump according to the head of fluid.  
     CONSTITUTION: When water is supplied to distributing reservoir 4 from pump 2 by way of water pipe 3 by using pump 1 as much as that flowing out from distributing reservoir 4, the water level of distributing reservoir 4 is measured by distributing reservoir water gauge 5. In recording controller 6, a measurement signal from water gauge 5 and a preset water-level set value are processed by comparing and the output signal of the comparing arithmetic is applied to lowest-limit limiter 7, which sends its output to rotational-frequency controller 8 to adjust the rotational frequency of pump 1, thereby keeping the water level of distributing reservoir 4 constant. Then, nonwater feed operation is eliminated by improving the overall efficiency concerned with the operation of pump 1. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H08237603-A (JP)
Title: Read/write control circuit for memory
Inventor: SAKASHITA YOSHIKAZU
IPC: G11B20/02
Filed: 1995-02-28
Abstract: PURPOSE: To keep continuity of data by recognizing a write request received at an ultrahigh speed and preventing overwrite of new data during write. CONSTITUTION: The control circuit is provided with a shift register 44 receiving input parallel data, converting the data into serial data to be provided to a memory, an OR gate 45 supplying a CAS signal as a clock signal to the shift register 44 during production of a write enable signal, an AND gate 40 receiving a write request signal, a D flip-flop 42 receiving an output (preset signal P) of the AND gate 40 based on the CAS signal, a latch circuit 43 whose input terminal is fixed to an H level and receiving an output (ACK signal) of the D flip-flop 42 as a latch signal. The output of the latch circuit 43 is fed to other terminal of the AND gate 40 and the latch circuit 43 is reset when the write is finished.
Patent JP-S57155617-A (JP)
Title: Position detector of travelling object
Inventor: MIYAZAWA SADAO
IPC: G05D3/12
Filed: 1981-03-20
Abstract: PURPOSE:To detect the position of a travelling object with high accuracy, by carrying out the emission of light for an optical converter that produces the beams of different wavelengths on an optical trunk cable by means of an oscillator provided to the travelling object. CONSTITUTION:An optical trunk cable 8 is distributed along the shift line of a travelling object 10 such as a crane, etc., and a receiver 9 is connected to an end of the cable 8. The beam gathering parts 13 are provided to the cable 8 with every prescribed space, and a photo converter 12 is connected to each part 13 to produce the beams of different wavelengths from each other via an optical fiber 14. While the object 10 contains an oscillator 11 and carries out the emission of light for the converter 12 by the electric wave produced by the oscillator 11. The receiver 9 receives the beams of different wavelengths from the part 13, and the position of the object 10 is obtained from a pattern which is decided by the combination of plural photo detectors 12. As a result, a highly accurate detection is carried out for the position of the object 10.
Patent JP-S60185573-A (JP)
Inventor: YOSHIKAWA KUNIHIKO
IPC: A63C9/08
Filed: 1984-03-03
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-H01215087-A (JP)
Title: Semiconductor light emitting device
Inventor: OTSUKA KENICHI
IPC: H01S5/00
Filed: 1988-02-24
Abstract: PURPOSE:To reduce a laser oscillation threshold current with a modulation portion kept unified, by making an active region in the shape of a narrow stripe and the same time, by forming at least an optical guide layer by the liquid growth method and placing it inside a wave guide portion and on both sides of the active region. CONSTITUTION:In the first crystal growth, an InP clad layer 2, an InGaAsP active layer 3 and an InP layer 4 are formed in this order on an InP substrate 1. Nextly, the InP layer 4 is etched selectively and the active layer 3 is also etched selectively to form a narrow stripe active region and to expose the surface of the InP clad layer 2. In the second crystal growth, an InGaAsP guide layer 5, an InP clad layer 6 and an InGaAsP contact layer 7 are formed in this order. At this time, at least the guide layer 5 is formed by the liquid phase growth method. Since the growth time is controlled properly, the guide layer is not deposited on the narrow stripe-shaped active region.
Patent JP-S57156068-A (JP)
Title: Production of molding
Inventor: MATSUMOTO JIYUNICHI
IPC: B05D5/00
Filed: 1981-03-20
Abstract: PURPOSE: To discriminate the coating patterns of a primer soln. to be coated on the rear side of an extrusion molded molding easily by contg. a fluorescent dye in said primer soln.  
     CONSTITUTION: After an extrusion molded molding 11 is cooled 12, it is fed in a constant direction by a molding drawing out machine 14, and is coated with a primer soln. along prescribed patterns on the rear side thereof with a primer coater roller 15. It is dried with a fan 16, and is then irradiated with an UV lamp 17, whereby in what pattern the primer is coated is discriminated and the molding is cut 18 to specified sizes according to this discrimination. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H05243110-A (JP)
Title: Indicating method for semiconductor chip and manufacture of the indication
Inventor: NAGAMATSU TATSUJI
IPC: H01L23/00
Filed: 1992-02-27
Abstract: PURPOSE:To prevent letters and marks from becoming known easily by a method wherein the letters and the marks are recorded on a semiconductor chip as a hologram, the recorded letters are read out by the light of specific wavelength, and the letters and marks, which can not be read easily, are indicated on the semiconductor chip. CONSTITUTION:The letters and marks 3 to be recorded on a semiconductor chip l are recorded as a hologram utilizing holographic technique. The recorded letters and marks can be regenerated by exposing them to the light of specific wavelength in this hologram, but they can not be regenerated by exposing them to the light of the wavelength other than the above-mentioned light. Also, when the letters and marks are recorded on the semiconductor chip 1, the hologram is manufactured using the beam of light selected from the electromagnetic wave other than visible light, various laser beams and particle beams. When the letters and marks are regenerated, the beam of light which is used when they are formed is used. As the letters and marks are recorded as hologram as above-mentioned, they are prevented from being known easily.
Patent JP-H02218979-A (JP)
Title: Measuring apparatus for magnetic field
Inventor: HAYASHI OSAMU
IPC: G01R33/025
Filed: 1989-02-20
Abstract: PURPOSE:To enable removal of a noise component due to a uniform magnetic field by providing a first magnetic-field measurer, a mechanism for setting a correction coil and the inclination to the plane thereof, a second magnetic-field measurer, an output amplifier therefor and a comparing-subtracting means for first and second outputs. CONSTITUTION:A first magnetic-field measurer 10 using a differential-type coil LD as a pickup coil, measuring a magnetic field to be measured and outputting a signal proportional to a magnetic flux intersecting said magnetic field, a mechanism 30 for setting a correction coil Lc and the inclination of the plane thereof rotatably, a second magnetic-field measurer 20 using the coil Lc as the pickup coil and outputting a signal proportional to a magnetic flux intersecting this coil and an amplifier 1 setting an output of this measurer at a prescribed value, and also a means 2 for subtracting an output of the amplifier 1 from the output of the measurer 10, are provided. The direction of the normal line of the plane of the coil Lc is aligned with the direction of the normal line of the plane of an equivalent coil in respect to a uniform magnetic field of the coil LD by the mechanism 30, and thereafter the coil LD is disposed near a magnetic field source to be measured, while the coil Lc is disposed apart from the source. Then the magnetic field to be measured is hardly inputted to the coil Lc and only a component obtained by removing a noise component due to the uniform magnetic field from the output of the measurer 10 can be outputted.
Patent JP-H06251473-A (JP)
Title: Automatic storage system for information recording media and method for operating preliminary movement of information recording media
Inventor: SATOYAMA AI
IPC: G11B17/26
Filed: 1993-03-02
Abstract: PURPOSE:To improve the shortening of the time before the processing to record or reproduce the requested information recording medium is started by previously moving the information recording medium to be utilized near to a driving device. CONSTITUTION:A schedule result 203 is received in the automtic storage system for the information recording media from a supporting system 2 for operation to execute jog scheduling, etc., and the medium to be moved to a housing where the driving system is installed is recognized by a carrying-in medium recognizing section 102. The medium to be moved from the housing where the driving system is installed is determined in an carrying-out medium determining section 103. Which medium is to be moved to which housing is determined in a carrying- in/out housing determining section 104 and the result thereof is stored into a moving medium request command 109. The day's request frequencies are monitored by a request frequency monitoring section 105. The command 109 is executed when the request frequency is low.
Patent JP-S51116410-A (JP)
Title: A blower fan
Inventor: HATAYA TSUNEO
IPC: H02K9/06
Filed: 1975-04-07
Abstract: PURPOSE: To increase the mechanical strength and the outside diameter of a fan and to reduce the size and the weight of a rotary electric device. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H04257556-A (JP)
Title: Hydroxybicyclo(2,2,1)heptane sulfonamide derivative
Inventor: NARISADA MASAYUKI
IPC: A61K31/22
Filed: 1991-02-12
Abstract: PURPOSE:To provide a novel compound produced by introducing an OH group at the 5 or 6 position of a 2,3-disubstituted bicyclo[2,2,1]heptane skeleton and useful as a TXA2 antagonist, an intermediate thereof or a raw material for producing prodrugs. CONSTITUTION:A compound of formula I [R<1>, R<2> are H, OH (but at least one of the groups us OH); R<3> is H, ester residue; R<4> is H, lower alkyl, halogen] or a pharmacologically acceptable salt thereof. A compound of formula III (R<6> is group of formula IV) derived from a double bond-having 5-norbornene-2,3- dicarboxylic anhydride of formula II is e.g. epoxidized and subsequently reduced with LiAld4. to form a hydroxylated intermediate of formula V. The hydroxy group of the compound V is protected, and the alpha-side chain is deprotected. The product is oxidized into an aldehyde of formula VI, which is converted by a conventional method to provide the compound of formula I wherein R<3> is H.