baber/WOPTO huggingface dataset:
Patent JP-H1122829-A (JP)
Title: Passage opening/closing valve
Inventor: WAKABAYASHI KATSUJI
IPC: F16K31/06
Filed: 1997-07-07
Abstract: PROBLEM TO BE SOLVED: To provide a passage opening/closing valve which can reduce the capacity change in a valve chest at the time of opening and closing the flow passage and can enhance the pressure resisting performance. SOLUTION: A passage opening/closing valve 110 is equipped with a valve seat 120 furnished with a valve chest 115 having a fluid lead-in hole 111 and lead-out hole 113, a plunger 124 whose foremost surface 124a can be contacted with and separated from at least either of the two holes (111, 113), and a fluid seal 128 which is interposed between the valve chest 115 and plunger 124 and keeps inside the valve chest 115 airtightly or water-tightly with respect to the outside, whereby opening and closing of the passage are conducted only by the plunger 124 sliding on the surface of the seal 128.
Patent JP-H1137780-A (JP)
Title: Route searching method
Inventor: SAKAMOTO TADASHI
IPC: G06F17/30
Filed: 1997-07-23
Abstract: PROBLEM TO BE SOLVED: To provide, in a short processing time, an optimum route connecting between a departure point and a destination, by judging which of a plurality of nodes is taken as a relay point of a specific route while repeatedly updating an searching region including the departure point and destination. SOLUTION: A region while containing such region as opposite to a destination E regarding a departure point S and such region as opposite to the departure point S regarding the destination E are contained, but not excessively containing these area, in short, an ellipse with the departure point S and the destination E as focal points, is searched as an searching region. If such route R1 as the departure point S and the destination E are linearly connected is present in a small searching region A1, it is obtained in early stage. Only if the route R1 is not present in the searching region A1, for example, if less nodes are contained between the departure point S and the destination E such as in mountainous area or bay, a range to be searched is expanded to a searching region A2, for obtaining a route R2.
Patent JP-H1041005-A (JP)
Title: Lever temporary engaging mechanism for lever type connector containing box
Inventor: MIYAMOTO TAKASHI
IPC: H01R13/629
Filed: 1996-07-25
Abstract: PROBLEM TO BE SOLVED: To temporarily engage the lever of a lever type connector contained in a containing box. SOLUTION: A temporary engaging portion 11c is provided on the inner face of a connector containing chamber 11 provided in a lever type connector containing box 10, and the engaging portion 12a of a lever which is fitted to a connector housing so as to be turnable is temporarily engaged with the temporary engaging portion 11c so that the connector housing is held in the containing chamber 11 in a state where the lever is thrown down in one direction. In a state where the lever is thrown down in the other direction, the engaging portion of the lever is temporarily engaged with the temporary engaging portion 11c of the connector housing and the same is held in the containing chamber 11.
Patent JP-H0734160-A (JP)
Title: Functionally gradint composite material of copper and carbon and production therefor
Inventor: MARUYAMA TADASHI
IPC: C04B35/52
Filed: 1993-07-14
Abstract: PURPOSE:To obtain a completely new composite material of copper and carbon, to obtain a new functionally gradient material contg. carbon and to obtain a producing method therefor. CONSTITUTION:This functionally gradient composite material is the one with a prescribed shape essentially consisting of copper and carbon, and in which the compositional ratio of copper to carbon in the material continuously changes in at least one prescribed direction. As for the method therefor, the one obtd. by impregnating felt with resin and executing thermocompression forming (step S101) is carbonized by firing (step S102) to obtain a carbon material preform (step S104). In this preform, pyrolytic carbon is heaped (step S105) to obtain a carbon material in which bulk density changes in a prescribed direction (step S107). This carbon material is subjected to silicification treatment to improve its wettability (step S107), and pores in the carbon material are impregnated with copper (step S109) to obtain the functionally gradient composite material of copper and carbon.
Patent JP-H0729060-A (JP)
Title: Bottle article show device
Inventor: MATSUMOTO YUTAKA
IPC: A47F3/04
Filed: 1993-07-14
Abstract: PURPOSE:To provide a bottle commodity show device where bottle commodities can sequentially be taken out one by one. CONSTITUTION:Rail parts 16 and 17 sandwiching the neck parts of the bottle commodities and arranging/holding many bottle commodities in a suspended state, bottle commodity take-out parts 16b and 17b which are consecutively provided on the rail parts 16 and 17 and whose width is wider than the diameters of the head parts of the bottle commodities, a bottle commodity take-out regulating member 22 which can be rotated with a prescribed vertical axis as a center, a bottle commodity take-out detection means 23 detecting the take-out of the bottle commodities, and a locking/unlocking mechanism 24 locking the bottle commodity take-out regulating member 22 when the take-out of the bottle commodity is detected with the means 23 and releasing the lock based on a lock release command signal by external input are provided. A shift suppression part 22a which protrudes into the shift route of the bottle commodities and suppresses the shift of the bottle commodities, interference parts 22b and 22c interferring with the shifting bottle commodities and rotating the bottle commodity take-out regulating member 22 and a bottle commodity reception part 22d receiving the bottle commodities are formed at the outer periphery part of the bottle commodities take-out regulating member 22.
Patent JP-H0646030-A (JP)
Title: Spread spectrum correlation system
Inventor: NAKAMURA MASARU
IPC: H04B1/709
Filed: 1991-07-11
Abstract: PURPOSE:To provide a correlation circuit which obtains a correlation value with a simple configuration and is expensive and has a high operation speed and a low power consumption by using an AND circuit for correlation operation. CONSTITUTION:An AND gate 1, an integrator 2, diodes 3a and 3b, resistances 4 and 5, and a capacitor 6 are provided. In the fundamental constitution consisting of the AND gate 1 and the integrator 2, two PN codes are inputted to the AND gate 1, and AND between them is operated and passes the integrator 2 to obtain the correlation value. Concretely, two diodes 3a and 3b are used to constitute the AND gate 1 in this circuit, and a low pass filter LPF consisting of the resistance 5 and the capacitor 6 functions as the integrator 2. Thus, cost is reduced because the circuit consists of only inexpensive elements.
Patent JP-S6093087-A (JP)
Inventor: TERASAWA HIROYASU
IPC: B66B25/00
Filed: 1983-10-21
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-H0482434-A (JP)
Title: Spread communication equipment
Inventor: HASHIMOTO SHINJI
IPC: H04J13/00
Filed: 1990-07-25
Abstract: PURPOSE:To shorten a time until synchronism is established and to stably establish the synchronism by releasing a square multiplier based on decision for threshold value in the establishment of the synchronism. CONSTITUTION:An M system generator 1 generates an M system chiP+1 leading by the present time, an M system chiP at the same time as the present time, and an M system chiP-1 lagging by one point from the present time by using an oscillation frequency outputted from an oscillator 15 by the output voltage of a subtractor 14. The M system chiP+1 is multiplied by chiP+K of an input signal 16 by a multiplier 2, and is inputted to a Sin<-1> function apparatus 8 via an integrator 5, and the M system chiP-1 is multiplied by chiP+K of the input signal 16 by a multiplier 4, and is inputted to a Sin<-1> function apparatus 9 via an integrator 7. The output of the function apparatuses are processed at the square multipliers 12, 13 and a subtractor 11. A correlation signal suppresses a cross-correlation function by multiplication at that time, and the time to establish the synchronism can be shortened. Guaranty after establishing the synchronism can be obtained by inputting the output of an integrator 6 to a threshold value decision apparatus 10, and switching switches 18, 19 to (b) sides by utilizing the output signal of the apparatus, and releasing the square multipliers 12, 13.
Patent JP-S6263820-A (JP)
Title: Electromagnetic flow meter
Inventor: AZEGAMI TADASHI
IPC: G01F1/60
Filed: 1985-09-06
Abstract: PURPOSE:To obtain an electromagnetic flow meter whose zero point is stable and also which is not influenced by a flow noise, by executing an excitation by a magnetic field having two different frequencies, and adding and synthesizing the outputs which have demodulated a signal corresponding to a flow rate by two frequencies, respectively. CONSTITUTION:Two kinds of magnetic fields of a commercial frequency and a frequency of its 1/8 are impressed to a body to be measured, from an exciting coil 12, and detected by electrodes 11a, 11b of a conduit 10 of an oscillator of an electromagnetic flow meter. They are amplified by a pre-amplifier 17, and thereafter, a deviation to an output of a multiplier 20 is taken by a coupling point 19, and they are brought to a synchronous rectification by a demodulator 22. A DC output which has been smoothed becomes a pulse frequency signal by a voltage/frequency converter 23, and its output VL is outputted to an addition point 25 through a low-pass filter 24. Accordingly, these processings are executed by a low frequency signal processing system 26. On the other hand, a commercial frequency signal processing system 27 is connected in parallel to the low frequency signal processing system 26, an output VH is obtained, these signal VL, VH are added by at the addition point 25, and a composite output VC is outputted to an output terminal 35.
Patent JP-H0482500-A (JP)
Title: Acoustic reproducing device
Inventor: NAKAMA YASUTOSHI
IPC: H04S7/00
Filed: 1990-07-25
Abstract: PURPOSE:To obtain both a sound field control effect synchronously with the tempo and rhythm of a music, and well-balanced sound quaility and music space by adjusting a sound field controller according to the auto-correlation function of an acoustic signal, and adjusting low and high-pass componets by the difference of the balance of the low and high-pass of both the acoustic signal and a sound field sensor. CONSTITUTION:An output signal 21 of an acoustic signal reproducing device 1 passes plural hand pass filters 2-1-2-n, and enters auto-correlation function calculating circuits 3-1-3-n. Then, the auto-correlation function is calculated, the calculated value is a correlation coefficient, and converted into a control signal which controls the signal 21 by correlation coefficient converting circuits 4-1-4-n. Then, the control signal controls a sound field controller 6. And also, both an output signal 18 of a sound sensor 8 provided in a reproduced sound field and the signal 21 pass both low-pass filters 9 and 11, and high-pass filters 10 and 12, enter low and high-pass level balance arithmetic circuits 13 and 14. Then, the level balance is calculated, compared by a comparing and arithmetic processing circuit 15, and the difference is corrected by a low and high-pass correcting circuit 16.
Patent JP-S6354192-A (JP)
Inventor: TAMAI TADASHI
IPC: D06F17/10
Filed: 1986-08-25
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-H0944837-A (JP)
Title: Magnetic recording medium
Inventor: KOBAYASHI ISAO
IPC: G11B5/64
Filed: 1995-08-02
Abstract: PROBLEM TO BE SOLVED: To obtain a magnetic recording medium having improved corrosion resistance without reducing coercive force. SOLUTION: This magnetic recording medium 10 has a nonmagnetic substrate 12 and a magnetic layer 14 disposed on the substrate 12 and the magnetic layer 14 is made of an alloy represented by the formula (where R is a rare earth metal other than Sm, 5<=b+c<=25at.%, 3<=b/c<=50 and 95>=a>=75at.%).
Patent JP-S6440912-A (JP)
Title: Lens for optical recording and reproducing device
Inventor: ICHIKAWA HIROYUKI
IPC: G02B13/00
Filed: 1987-08-07
Abstract: PURPOSE:To enable an objective lens to function as a high numerical aperture (NA) lens when used even if the NA of the objective itself is low by converging divergent light from a lens source into not parallel light, but convergent light through a collimator lens and converging luminous flux before it is made incident on the objective. CONSTITUTION:This lens consists of two single lenses 2 and 4. The divergent light emitted by the light source 1 is incident on a 1st lens 2, and converted by this 1st lens 2 into convergent light, which is incident on a 2nd lens 4, converged by this 2nd lens 4, and focused on the recording surface 5A of a recording medium 5. Thus, the convergent light is made incident on the 2nd lens 4 and then even when the lens with effective NA is used as the 2nd lens 4, the light is converged on an information recording surface 5A with a large NA.
Patent JP-H0724425-A (JP)
Title: Roller washing device
Inventor: YAMAMOTO HIROTSUGU
IPC: B08B1/02
Filed: 1993-07-14
Abstract: PURPOSE:To provide the roller washing device which is capable of efficiently and automatically execute a washing operation and surely removing not only the foreign matter, such as dust sticking to the surface but surely removing the stains of an oil base, etc., and is simple in the structure over the entire part of the device and minimizes the number of driving devices. CONSTITUTION:This roller washing device 1 is constituted to wash the roller having the arbors projecting to both sides in the central part by plural operations, such as brush washing, rinsing and drying. A pair of bearings 4, 4 are freely turnably disposed apart a spacing on the arbors on both sides of the roller in such a manner that the arbors can be placed thereon. An endless belt 13 to be hanged between plural pieces of pulleys is brought into contact in series with outer rings 4a of the respective bearings 4. A mechanism for simultaneously rotating the outer rings 4a of the respective bearings 4 corresponding to the arbors on both sides of the roller is disposed.
Patent JP-S58100957-A (JP)
Title: Centrifugal casting method for double layered pipe having thin walled inside layer
Inventor: KOUMITSU ARATA
IPC: B22D13/02
Filed: 1981-12-08
Abstract: PURPOSE:To cast titled double pipes centrifugally, easily and surely in the stage of casting an outside layer of a prescribed thickness in a rotary mold then casting an inside  layer, by allowing a part of the molten metal of the inside layer to overflow beyond  the gate provided in the end part on the counter casting side into a well part. CONSTITUTION:In a rotary mold 1, first an outside layer A is formed into a cylindrical  shape by centrifugal casting on the inside surface of a mold 1 between a gate 4 and  the side surface of a stopping ring 5 in an ordinary way. Thereafter, casting of an inside layer B is started at a prescribed timing. Here, the dropping and charging position  of the molten metal for the inside layer from a hopper 3 or the like is made to the inside surface of a ring 6. In the casting of the molten steel for the inside layer, the  molten steel is cast in an excessive amt. at which a part of the molten metal overflows beyond the gate 4 into a well part 5 from the prescribed casting thickness at which  the surface of the molten metal is flush with the height of the gate 4. When the solidification of the layers A, B is completed, the double layered pipes of the prescribed pipe thickness are cast in the mold 1, and on the other hand, a scrap (b) by the overflowing molten metal is formed in the well 5.
Patent JP-H0927551-A (JP)
Title: Manufacture of semiconductor device
Inventor: NEMOTO KIYOSHI
IPC: H01L29/73
Filed: 1995-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a vertical-type PNP transistor with a high hFE, a high Early voltage, and a high frequency characteristic in a method far manufacturing a semiconductor device for forming at least an NPN transistor and a vertical-type PNP transistor the same substrate. SOLUTION: After forming an N-type buried layer 2, a P-type buried layer 3, an N-type epitaxial layer 4, and a P-type collector-leading diffusion layer 6 on a P-type substrate 1, phosphor is ion-implanted into a base region, and BF2 is ion-implanted to an emitter region and a collector contact region to effect annealing, and an N-type base layer 7, an N-type external base layer 8, a P-type emitter layer 10, and a P-type collector contact diffusion layer 9 are formed. Then, a P-type emitter polysilicon 13 and a P-type collector polysilicon 14 are formed by a P-type polysilicon where the BF2 is ion-implanted, thus manufacturing a vertical-type PNP transistor.
Patent JP-S59104314-A (JP)
Title: Novel plaster
Inventor: NAKAGAWA AKIRA
IPC: A61K9/70
Filed: 1982-11-09
Abstract: PURPOSE:A novel plaster that is made by adding a microhydro gel to an organopolysiloxane as a base component to effect dispersion, then adding the active ingredient thereto, thus having satisfactory adhesion and tackiness to skins and showing very good releasability, duration of action and percutaneous absorption. CONSTITUTION:An organopolysiloxane which is obtained by reaction between a diorganopolysiloxane having vinyl groups as its terminal groups and a viscosity of 600-700,000, preferably 700-70,000 centipoise and an organohydrodienepolysiloxane having active hydrogens on both chain terminals in the presence of platinum or its compound is combined wth a microhydro gel containing water as much as 100-500 times its own weight so that the water content of the organosiloxane becomes 0.1-80wt%, preferably 10-60wt% to effect dispersion, then pharmaceutically active ingredients are added. The resultant plaster keeps cool feeling for hours, further causes no side-effects and no pain on peeling off, too.
Patent JP-H0755591-A (JP)
Title: Temperature distribution detector
Inventor: MIYANE YUJI
IPC: G01K3/00
Filed: 1993-08-10
Abstract: PURPOSE:To upgrade measuring accuracy of a temperature distribution along the length of an optical fiber by performing a computation for correction so that the length of an optical path of an optical fiber is compressed corresponding to the data of the overall length of the probe. CONSTITUTION:An overall length data of an optical fiber probe 3 is stored into an overall length data memory section 11 and an optical pulse signal is admitted into an optical fiber 4 to measure a temperature distribution along an optical path by a backscattered light reproduced in the fiber 4 as done in the past. Time optical path length between the initial and final ends of the fiber 4 is measured 12 based on the intensity of the scattered light to send an optical path length data to an optical path correction section 13. The corection section 13 performs a conversion based on the optical length data and the overall length data read out of the memory section 11. In other words, the respective optical length data are multiplied by (the overall data/optical path length data) and a calculation is performed to correct a measuring position on the probe 3 corresponding to the respective optical lengths. A temperature distribution calculating section 14 converts a temperature data corresponding to the respective optical path lengths into a temperature data corresponding to the measuring position on the probe 3 thereby calculating a temperature distribution along the length of the probe 3.
Patent JP-H1026346-A (JP)
Title: Controller for boiler
Inventor: WATANABE SHIGEHIRO
IPC: F23N5/24
Filed: 1996-07-08
Abstract: PROBLEM TO BE SOLVED: To provide a controller for a boiler having a simple structure and high reliability of measuring oxygen concentration in exhaust gas by mounting it irrespective of heat resistance of an oxygen concentration detector. SOLUTION: The controller for a boiler has a constitution having a function for detecting oxygen concentration in exhaust gas. In this case, an air supply channel 4 for burning the boiler 1 is connected to an operating fluid inlet 12 of an ejector 11. An exhaust gas channel 10 branched from an exhaust gas passage 7 of the boiler 1 is connected to a suction part 13 of the ejector 11. An oxygen concentration detector 9 is connected onto the midway of the channel 10. The channel 10 branched from the passage 7 of the boiler 1 is connected to a suction side of a combustion air supply means 6 of the boiler 1. The detector 9 is connected onto the midway of the channel 10. Further, a calibrating unit 14 for calibrating the detector 9 based on the oxygen concentration in the air at the time of executing purging of the boiler 1 is provided.
Patent JP-S6356132-A (JP)
Inventor: SAKAMURA YOSHINOBU
IPC: H02J7/00
Filed: 1986-08-25
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-S5987887-A (JP)
Title: Hall element
Inventor: NISHIMURA KIYOSHI
IPC: H01L43/06
Filed: 1982-11-11
Abstract: PURPOSE:To output a Hall voltage with high gain by a method wherein a differential amplifier is formed on Hall voltage detectors commonly connecting to the drains of each field effect transistors formed including the regions thereof on a Hall voltage detectors. CONSTITUTION:When diffusion regions 8, 10 are supplied with a Hall current to provide them with a magnetic field in the direction perpendicular to the Hall current i.e. in the direction penetrating an epitaxial layer 4, the channel gates 42, 48 of each J-FET34, 36 on Hall voltage detectors 16, 18 are controlled by Hall voltage generated on the spot to detect the Hall voltage corresponding to the Hall current flowing in the epitaxial layer 4 and the magnetic flux perpendicular to the Hall current. The Hall voltage is differentially amplified by a differential amplifier 70 comprising J-FETs 34, 36 to be led out from output terminals 60, 62 with high gain. At this time, the Hall voltage may be detected at high sensitivity, gain and impedance without diturbing the distribution of the Hall current by means of the differential amplifier 70 since the channel gates 42, 48 of J-FETs 34, 36 are impressed with said Hall voltage in this way.
Patent JP-S58100479-A (JP)
Title: Control circuit for optical output of laser-diode
Inventor: URATA HARUSHIGE
IPC: H04B10/293
Filed: 1981-12-11
Abstract: PURPOSE:To improve the stability of temperature to pulse width photoelectrically converted besides the stability of temperature to the optical output, and to utilize the control circuit for the laser driving circuit of a beam transmitter by making the DC bias currents of the laser-diode constant and changing the amplitude of pulse currents. CONSTITUTION:The photoelectrically converted output of a photo-diode PD is levelled bymeans of a capacitor C1, and amplified by means of an operational amplifier A1, and the output is compred with fixed voltage supplied by a variable resistor Rv1 by means of an operational amplifier A2 and amplified. The variable resistor Rv1 by means of an operational amplifier A2 and amplified. The variable resistor Rv1 functions as the setting of the amplitude of the pulse currents of the laser-diode. CCP is formed by an operational amplifier A3, a transistor TR3 and a resistor R6, and supplies currents proportional to APC output to the laser-diode LD through a high-speed switching circuit SW. CCB is formed by a variable resistor Rv2, an operational amplifier A4, a transistor TR4 and a resistor R7, and supplies DC bias currents IB proportional to voltage fed from the variable resistor Rv2 to the laser-diode LD.