baber/WOPTO huggingface dataset:
Patent JP-H10188213-A (JP)
Title: Production of magnetic head
Inventor: AKIYAMA HIROSHI
IPC: G11B5/23
Filed: 1996-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a process for production which is capable of easily managing the gap width of the magnetic gap of a magnetic core with high accuracy, capable of making the gap width uniform and provides excellent productivity. SOLUTION: A nonmagnetic metallic film 2 as a gap spacer is formed on the one gap forming surface (the butt surface on the side of a surface for sliding with magnetic recording media) of core half bodies 1 forming the magnetic core with one pair and thereafter, coils 4 are mounted and the core half bodies 1 are butted and joined against and to each other. The magnetic gap is formed by this nonmagnetic metallic film 2. Since the nonmagnetic metallic film 2 is formed by plating, the easy management of the film thickness with high accuracy is possible and the film thickness may be made uniform. Namely, the easy management of the gap width of the magnetic gap with the high accuracy is possible and the gap width may be made uniform. The butting stage is made simpler than heretofore and automation is made possible, by which the productivity is improved.
Patent JP-H07190916-A (JP)
Title: Odor sensor and odor measuring apparatus
Inventor: SATO MITSURU
IPC: G01N5/02
Filed: 1993-12-27
Abstract: PURPOSE:To provide an odor sensor for detecting a plurality of odorous substances by splitting a piezoelectric oscillation board into a plurality of oscillatory regions through slits, providing each oscillatory region with a pair of oscillatory electrodes, and coating each electrode with a different type of synthetic resin film for adsorbing the odorous substance. CONSTITUTION:A piezoelectric oscillator, i.e., a crystal piece 2, is split into five oscillatory regions through slits 4 and each region is deposited with gold at different thickness to form exciting electrodes 3a-3e thus setting different resonance frequencies. The electrodes 3a-3e are coated with adsorbing substances (synthetic resin films) having different characteristics. The crystal piece 2 is supported on a common base 5 and the electrodes 3a-3e are connected with five sets of oscillation circuits having different frequencies through leads 6a-6e and a common lead 7. The odorous substance sensor 1 is exposed, at first, to the atmosphere and the oscillation frequency is measured. Thereafter, the objective odorous substance is adsorbed to the sensor 1 and measured. Variation in the frequency caused by the difference between the adsorbed substances is then analyzed for the electrodes 3a-3e thus deciding the odorous substance.
Patent JP-H09166616-A (JP)
Title: Impact sensor
Inventor: OKAMOTO KEISUKE
IPC: G01P15/18
Filed: 1995-12-13
Abstract: PROBLEM TO BE SOLVED: To detect impacts in a plurality of directions by means of one impact sensor by holding a bimorph-type piezoelectric element is held in the center and tilting it to both of direction parallel to a base part and a direction perpendicular to the base part. SOLUTION: A bimorph-type piezoelectric element 1 is held in its central part, and it is supported and fixed by the cutout of a support member 2 is a state that it is tilted, e.g. to an oblique direction at about 45 deg. with reference to the X-direction of a base part 3 and that it is tilted to an oblique direction at about 45 deg. with reference to the Z-direction. An electrode 11a at piezoelectric plates 11, 12 is led out to the outside by a derivation electrode 32, and another electrode is led out to the outside by a derivation electrode 31. Even when an impact sensor is attached horizontally to an object to the mounted, the bimorph-type piezoelectric element 1 is bent by an impact and a vibration form any direction out of the longitudinal direction, the transverse direction and the height direction.  Electric charges which are generated in the respective piezoelectric plates 11, 12 are added so as to be output to the outside, and the impact and the vibration are detected.
Patent JP-2000135299-A (JP)
Title: Dumbbell
Inventor: KOZONO YOSHIAKI
IPC: A63B21/072
Filed: 1998-11-02
Abstract: PROBLEM TO BE SOLVED: To provide a dumbbell which is very light-weight and which has an effect of a heavier one. SOLUTION: This dumbbell has a handle 1 in the middle and swelling parts 2 and 2 at both ends of the handle, and each swelling part 2 is connected to the handle 1 with an elastic material 3. So, by gripping the handle 1, each swelling part 2 is shaken in the opposite direction from the handle 1.
Patent JP-H06191518-A (JP)
Title: Heater control method for packaging device
Inventor: YASUDA TAKEOMI
IPC: B65B51/10
Filed: 1992-12-28
Abstract: PURPOSE:To perform a stable heat-welding of a film while the heater temperature (heating temperature) is adjusted always to the most suitable temperature for each 1 cycle packaging motion. CONSTITUTION:For a heater control method for a packaging device being equipped with a heat-sealing device for which current for heating is supplied to heater 16 only when a film edge is heat-welded, after the supply of a current for heating to the heater 16 is completed, a power non-supply period of time is counted by a timer, and a power supply period of time for this time is determined by the counted power non-supply period of time, and a current for heating is supplied to the heater 16 for the power supply period of time. By this method, an unfavorable heat-welding with an incomplete welding condition, or the sticking of a film to the heater 16 due to a film melting, etc., can be prevented, and a stable heat-welding of film 2 can be performed while the heater temperature is adjusted always to the most suitable temperature for each 1 cycle packaging motion.
Patent JP-2000158239-A (JP)
Title: Manufacture of electrode for electric discharge machining
Inventor: MATSUNAGA TAKASHI
IPC: B23H9/12
Filed: 1998-11-20
Abstract: PROBLEM TO BE SOLVED: To manufacture an electrode for electric discharge machining in a precisely desired shape without the necessity of an expensive working machine or high skill. SOLUTION: In a method of manufacturing an electrode for electric discharge machining, the electric discharge machining is carried out with reversed polarity in such a condition that a prototype member 1 previously formed therein with a caliber for forming a workpiece is connected to a negative pole while an electrode 3 to be formed is connected to a positive pole so as to melt the electrode 3 to be formed following the caliver 2 in the prototype member 1 so as to produce an electrode. Further, a die prototype member or a stripper prototype member is used as the prototype member 1 in order to manufacture different electrodes for electric discharge machining.
Patent JP-2000174512-A (JP)
Title: Nrd guide bpsk modulator
Inventor: BABA MITSUYASU
IPC: H01P1/24
Filed: 1998-12-08
Abstract: PROBLEM TO BE SOLVED: To provide an NRD guide BPSK modulator where output power of an output wave with a phase angle of 0-degree can be adjusted equal to output power of an output wave with a phase angle of 180 degrees without changing the coupling degree of a directional coupler. SOLUTION: The BPSK modulator is provided with a 1st circulator 3a where 1st, 2nd, 3rd terminals are placed counter clockwise, the 1st terminal is used as an input terminal and an incident radio wave is outputted from a terminal adjacent clockwise to the received terminal, with a 2nd eirculator 3a where 1st, 2nd, 3rd terminals are placed counter clockwise, a 1st dielectric strip is connected to the 1st terminal and an incident radio wave is outputted from a terminal adjacent clockwise to the received terminal, with a 4th dielectric strip 4d connected to the circulator 3b, with a 3rd dielectric strip 4c connected to the circulator 3b and to which a PIN diode switch 5 is inserted and with a 1st LSM mode terminator 10 that is connected to a 4th dielectric strip through an air gap.
Patent JP-H05158868-A (JP)
Title: Data transfer circuit
Inventor: GOTO MASAHARU
IPC: G01R31/319
Filed: 1991-12-04
Abstract: PURPOSE:To prevent the fetch of erroneous data by a high speed clock system during the transition period of the data by stopping the output of a chip select signal to a register at least in one high speed clock cycle before and after the output of a command to the high speed clock system. CONSTITUTION:At the time of loading the data from a data line 104 by a measurement H/W 2(high speed clock system), a chip select signal(cs) inputted from a microprocessor 1 (low speed clock system) to a register 3 is masked by a mask circuit 50 at least in one clock cycle period of a CLK 2 before and after a load signal. Thus, the new data can be prevented from being written in the register 3 in the period. Then, the writing of the new data in the register 3 and the output of the new data to the data line 104 are operated during that time, and the H/W 2 fetches the new data based on the load signal after the completion of the transition from the old data to the new data.
Patent JP-H09172792-A (JP)
Title: Microcomputer
Inventor: TANAKA MASARU
IPC: H02P29/00
Filed: 1995-12-19
Abstract: PROBLEM TO BE SOLVED: To relieve the burden of a CPU in terms of the acceleration and deceleration control of a motor based on a cycle signal generated according to the rotational speed of a motor. SOLUTION: This microcomputer is provided with a counting means (101) which counts clock signals (ϕ) with a preset value from a resistor (100) for each prescribed change of a cyclic signal (CFG) serving as a starting point, and a signal forming circuits (102, 103, 104, 105) which output a control signal (IRRAB) indicating that an accelerating or decelerating motor has reached a prescribed rotating condition. Whether the interval between prescribed changes of the cyclic signals (CFG) is longer or shorter than a required one tells the completion of acceleration or deceleration.
Patent JP-H11182321-A (JP)
Title: Engine speed mismatching diagnosis device
Inventor: SHIMIZU HIROKAZU
IPC: F02D45/00
Filed: 1997-12-18
Abstract: PROBLEM TO BE SOLVED: To prevent erroneous diagnosis of egine speed mismatching by comparing engines speeds computed with different timings. SOLUTION: A job starting timing of this device is determined by means of a first CPU (S1). Job starting is commanded to a second CPU based on the determination result (S2). Job is started with the same timing. The newest value of the engine speed (rpm) is stored in a buffer for comparation, in each leading point of the job (S3, S22). Afterward, data of the engine speed stored in the buffer are transmitted to opposite CPUs each other by mutual serial communication (S6, S25, S9, S28). Deviations DKRPM1, DKRPM2 between the engine speeds computed in the respective CPUs are computed (S10, S29). When the deviations DKRPM1, DKRMP2 are specified values or more and such a state is succeeded for a specified time or longer, abnormality of the CPU including a timer and a clock is determined (S11 to S13, S30 to S32).
Patent JP-2000171831-A (JP)
Title: Liquid crystal display panel
Inventor: NAKAMURA KIMIAKI
IPC: G09F9/35
Filed: 1998-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a reflection type liquid crystal display panel in which contrast is high, display is bright, also a manufacturing process can be simplified. SOLUTION: A liquid crystal display panel having a first substrate 101 having light transmissivity and a second substrate 102 opposing to the first substrate through a liquid crystal has reflecting layers 306 provided at display pixels, pixel driving electrodes 305 driving liquid crystal of display pixels, and common driving electrodes 303 provided commonly at display pixels being adjacent on boundaries of adjacent display pixels, on the second substrate, the pixel driving electrode is arranged at almost the center of common driving electrodes of both sides, an electric field being almost parallel to the first and the second substrate is generated between both common driving electrode.  As liquid crystal molecules between adjacent pixel regions can be driven in this reflection type liquid crystal display panel, contrast is high, and as driving electrodes or the like can be formed on a substrate of one side, a manufacturing process can be simplified.
Patent JP-H05157561-A (JP)
Title: Electronic bathometer
Inventor: SATO HIROSHI
IPC: G01C13/00
Filed: 1991-12-05
Abstract: PURPOSE:To prevent decompression illness by appropriately detecting the change in atmospheric pressure even after diving. CONSTITUTION:When diving is finished, atmospheric pressure is detected, and altitude is computed. Then, the nitrogen partial pressure in a body, the risk degree X of boarding in an aircraft, the complete discharging time Ta of nitrogen remaining in a body and the prohibiting time Tf of boarding in an aircraft are computed. When the computations are completed, a display driving circuit 2 is driven. The computed altitude, the risk degree X of boarding in the aircraft, nitrogen remaining in the body (nitrogen partial pressure in a body), the complete discharging time Ta of nitrogen remaining in the body, the prohibiting time Tf of boarding in the aircraft and the total time are displayed on a display part 3 and outputted. When the display and output are completed, the detection of atmospheric pressure and the processing after the diving are performed at every three seconds until the complete discharging time Ta of the nitrogen remaining in the body becomes '0'.
Patent JP-H09326195-A (JP)
Title: Sense amplifier circuit of semiconductor memory device
Inventor: IAZU HAKU
IPC: G11C11/407
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To improve the sensing speed at low voltages by supplying a pull-down voltage lower than the ground voltage at the time of initial action, driving a pull-down sense amplifier at a high-speed and at the time of data storage, supplying the ground voltage to drive the pull-down sense amplifier at each separate voltage level. SOLUTION: When a first pull-up signal LAPG1 and a first pull-down signal LANG 1 are activated at the time of initial driving of the sense amplifier after charge sharing, a PMOS transistor P3 is made on and a first power source voltage Vcc1 is impressed on the pull-up node LA. When the P sense amplifier composed from PMOS transistors, P1 and P2, is driven at the initial period, the external power source voltage Vcc or the step-up voltage Vpp is impressed on the pull-up node LA and hence a high power source voltage Vcc increases the initial pull-up sensing speed in the P sense amplifier.
Patent JP-H0540071-A (JP)
Title: Device for inspecting gas leakage
Inventor: OCHIAI EIJIRO
IPC: G01M3/20
Filed: 1991-12-06
Abstract: PURPOSE:To improve workability and detecting sensitivity by arranging the inlet port of a sniffer gun near the gas inlet port of a gas inhalation means, and connecting its other end with the detecting side to lead gas. CONSTITUTION:One end 32a of a flexible tube 32 to inhale helium gas for gas leakage inspection. against the gas inlet port 31a of an one touch joint gas inhalation is connected to the opposite port 33a of a T-tube 33 of an one touch joint method. This port 33a is connected to an inlet port 35, formed in a taper state. of a sniffer gun 34. The gas leading quantity to a leading tube 37 combined with the sniffer port 39a connected to a helium leakage detector 40 is controlled, by rotating to control a knurled nut 36 formed in that base. By this, the required proper quantity out of the gas inhaled through the tube 32 from the outside is led to the detector 40.
Patent JP-H06173928-A (JP)
Title: T-groove nut
Inventor: TANAKA SHOICHI
IPC: F16B37/10
Filed: 1992-12-02
Abstract: PURPOSE:To insert a T-groove nut into an aimed position not via the hole of a bed by uniformly dividing the T-groove nut into two along the ridge line of a crest section. CONSTITUTION:A T-groove nut 6 uniformly divided into two along the ridge line of a crest section is formed into an angular shape or a round shape. The T-groove nut 6 can be inserted into the groove 2 of a bed 1 when the bed 1 has no hole, and the efficiency of the fitting work of a machine can be improved. If the length of the T-groove nut 6 in the groove direction of the bed 1 is made larger than the diameter of the hole of the bed 1, it can be fitted to the hole section of the bed 1 unfittable in the conventional type.
Patent JP-H06178359-A (JP)
Title: Remote controller and manufacture thereof
Inventor: SHIMOJIMA YOJI
IPC: H04Q9/00
Filed: 1992-12-02
Abstract: PURPOSE:To cope with the demands of various kinds of remote controllers by printing and forming the storage part of a transmission data code on a circuit board, making a transmission format part a common part and making a transmission data code part a variable part. CONSTITUTION:A depressed key is transmitted to a CPU 2a by the scan signal formed in a scan signal generation circuit 2e via a timing signal generation circuit 2f connected to a transmission circuit 2d by the key depression of a key input part 4 in a control part 2. A remote control signal which is pertinent to the depressed key is transmitted from a generation circuit 2h to a transmission part 3 and the remote control of a TV, etc., is performed. In a transmission data code storage part 7, it is printed and formed on a circuit board or a flexible board, etc., and is composed of a pair of signal lines 7a, 7b arranged on an X-Y matrix.
Patent JP-H09176614-A (JP)
Title: Ultraviolet-absorbing agent
Inventor: KIRYU TOSHIYUKI
IPC: A61K8/00
Filed: 1995-12-25
Abstract: PROBLEM TO BE SOLVED: To obtain an ultraviolet-absorbing agent excellent in ultraviolet- absorbing properties, aging stability, high-temp. stability, etc., by thermally reacting a specific benzil deriv., a specific benzaldehyde deriv., and ammonium acetate in glacial acetic acid. SOLUTION: A 2,4,5-triphenylimidazole deriv. compd. represented by formula III [e.g. 2-(2'-hydroxyphenyl)-4,5-diphenylimidazole] is obtd. by reacting a benzil deriv. represented by formula I, a benzaldehyde deriv. represented by formula II (in formulas I and II, R1 to R3 are each 1-8C alkyl, 1-4C alkoxy, hydroxyl, or halogen; m is 1, 2, or 3; and n and o are each 0, 1, 2, or 3), and ammonium acetate in glacial acetic acid for 2-4hr under reflux. The obtd. compd., if necessary after being compounded with an antioxidant, a light stabilizer, etc., is used as an ultraviolet absorbing agent, which is esp. suitable as an additive for plastics, coating materials, and cosmetics.
Patent JP-H10194542-A (JP)
Title: Hybrid control method of number of revolutions and torque
Inventor: MURATA TAKASHI
IPC: H02P7/00
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To simultaneously compensate the tension torque by inputting the sum of the target speed difference between the number of revolution of a winding drum and the number of revolution of an actuator and the target number of revolution of the winding drum in a speed control type actuator to obtain the desired drum number of revolution and the desired winding torque. SOLUTION: The differential speed Δω between the drum number of revolution ωD and the motor number of revolution ω is generated by applying the difference between the drive torque τM and the tension torque τT to a winding drum 4, and the tension torque τT is generated as the product of the torsional deviation Δθ to be generated by the differential speed Δω and the drum rigidity KD which is the synthesized rigidity of the winding drum 4 of a ribbon 3. In order that the tension torque τT is the target tension torque τTd, and the drum number of revolution ω is the target number of revolution ωD, a compensator 10 using the imaginary dynamic characteristic model in which the target differential speed Δωd is the result of generating the target tension torque τTd.  Winding can be performed with the constant tension and the constant peripheral speed.
Patent JP-H10195633-A (JP)
Title: Film forming device
Inventor: TODA MASASHI
IPC: C23C14/04
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To provide a film forming device capable of efficiently forming a preventive means for creeping discharge generating on the inner circumferential face of the neck around the electron gun of a picture tube. SOLUTION: On a hole 4a provided in the center of the lid 4 of a vacuum chamber 3, a cylindrical mask 11 is installed having internally a slider 16 that is fitted to the hole and slidable. An orifice 13 is provided in this mask 11, with a taper 11b formed on the outer circumferential edge at the tip end of the mask 11, while an O-ring 17 which seals by elastically deforming at the time of a reduced pressure is provided between the jaw 16a of the slider 16 and the taper 11b. As a result, the area only is evacuated in which the gap is specified against the neck 18 to be externally fitted to the mask 11, so that a film can be formed only in this area.
Patent JP-H07197631-A (JP)
Title: Floor panel for heating of free access floor
Inventor: KOMINAMI SHIGEKI
IPC: E04F15/18
Filed: 1993-12-29
Abstract: PURPOSE:To select favorite hot-air heating respectively by adjusting the direction of the blowout of the hot air of a heating unit with a heater and a fan as required. CONSTITUTION:A heating unit 3 has a base body 3a and an upper cover 3b exposed on the top face of a panel, and the upper cover 3b is mounted rotatably onto the base body 3a. The unit base body 3a has a heater 6, a fan 7 upward forwarding air from a section just under the heater 6 and a motor 8 driving the fan 7 on the inside, and a triangular roof type hor-air blowoff port 9, in which a front with a movable louver 10 adjusting the direction of air is opened, is formed to the upper cover 3b. The hot-air blowoff port 9 is formed to the unit upper cover 3b in a freely erecting and bringing-down manner, and set from the housed state in the same surface as the upper cover 3b to the used state by one-pushing operation of a push-button. The direction of the blowout of hot air is changed freely by the revolution of the upper cover 3b by a rotary lever 12, etc., and the adjustment of the direction of the movable louver 10.
Patent JP-2000249464-A (JP)
Title: Gas-liquid contact device, and air liquefying and separating device, and gas separation method
Inventor: HAYASHIDA SHIGERU
IPC: F25J3/02
Filed: 1999-12-09
Abstract: PROBLEM TO BE SOLVED: To provide a gas-liquid contact device which can raise the quantity of load. SOLUTION: In a gas-liquid contact device 4a which brings liquid and gas into contact with each other while letting liquid flow down along the surface of a filler and besides raising gas, non-distribution-acceleration type of regular fillers A1 and A2 where thin plates or pipes in each shape to decide the direction of the stream of liquid or gas are stacked or disposed in vertical direction are used, and also this device is equipped with one piece each of liquid distributors E1 and E2 consisting of rough distribution parts C1 and C2 which roughly distribute liquid and fine distribution parts B1 and B2 which finely and equally distribute the liquid.
Patent JP-H06191513-A (JP)
Title: On-off valve for filling
Inventor: INAI YOSHIMITSU
IPC: B65B3/12
Filed: 1992-12-07
Abstract: PURPOSE:To prevent liquid drooping when a filling liquid is filled, and perform a high speed, high precision filling stably. CONSTITUTION:A valve rod 8 which has a valve disc 9 and a conduit 10 communicating with a vacuum pump is inserted in a filling passage 2 with a nozzle port 3 and a nozzle part 1 with a liquid receiving chamber 5, and when a filling is completed, a liquid drooping at the nozzle port 3 is sucked by vacuum from the conduit 10. The valve rod 8 is fixed to a first piston 16 in a first cylinder 13 for an actuator 11 with a double valve closing structure, and the stroke is adjusted by a second piston 17 in a second cylinder 14 and a stroke adjusting fitting 19.