baber/WOPTO huggingface dataset:
Patent JP-H06284215-A (JP)
Title: Flow measuring device
Inventor: YAMAMOTO MASAHIRO
IPC: H04M11/00
Filed: 1993-03-30
Abstract: PURPOSE:To surely send/receive measurement data of a radio section, a measurement request signal and a reply signal with respect to the measurement request signal. CONSTITUTION:A control means 3 is provided with a signal comparison means 10 comparing signals and a signal storage means 9 storing the signals so as to allow the means 3 to send/receive a reply signal with respect to measurement data and a measurement request signal and a reply signal with respect to the former reply signal. Thus, even when the measurement data, the measurement request signal and the reply signal do not reach well an opposite party, the signals are communicated surely.
Patent JP-S546246-A (JP)
Title: Sterring torque detecting mechanism
Inventor: SUGISAWA MASAKAZU
IPC: B62D1/16
Filed: 1977-06-16
Abstract: PURPOSE: To reduce the size of a steering device by detecting and operating a steering torque by a elastic member interposed between the wheel portion and the shaft portion of a steering wheel. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S62227061-A (JP)
Title: Manufacture of permanent magnet material
Inventor: MATSUURA YUTAKA
IPC: B22F3/02
Filed: 1986-03-28
Abstract: PURPOSE:To reduce variance in the magnetic properties, shape, and dimension of products, by compacting a pulverized powder composed principally of rare earth elements, boron, and iron, by crushing and grading the resulting green compact to a specific grain size range to form a powdered starting material, and by subjecting the above to compacting in a magnetic field, to sintering, and to magnetization. CONSTITUTION:The crushed fine powder is composed principally of, by atom, 10-30% R, 2-28% B, and 65-80% Fe, where R consists of one or more elements among Nb, Pr, Ho, and Tb and further one or more elements among La, Ca, Sm, Cd, Er, Eu, Tm, Yb, Lu, and Y. This crushed fine powder is compacted and the resulting green compact is crushed and graded to 0.1-3mm powder grain size, and the graded powder is then placed into a hermetically sealed vessel. The above powder is cracked in an A.C. magnetic field, and the cracked powder is compacted in a magnetic field into prescribed shape and dimension and the resulting green compact then is sintered to be formed into a permanent magnet.
Patent JP-S63239781-A (JP)
Title: Lithium ion conductive eiectrolyte
Inventor: TOBISHIMA SHINICHI
IPC: H01M10/05
Filed: 1987-03-27
Abstract: PURPOSE:To obtain a lithium ion conductive electrolyte with a high stability and possible to charge and discharge lithium by using Li3AlF6 as the lithium salt. CONSTITUTION:In a nonaqueous electrolyte in which a lithium salt is dissolved in a nonaqueous solvent, or in a high polymer electrolyte including a lithium in a high polymer matrix, Li3AlF6 is used as the lithium salt. Since the Li3AlF6 has Li<+> ion conductibility and a high charge and discharge effieiency while being stable to an organic compound, a Li<+> ion conductive nonaqueous electrolyte or high polymer electrolyte with an excellent property can be obtained by using the Li3AlF6 as the lithium salt.
Patent JP-H03268915-A (JP)
Title: Manufacture of bearing for light electrical appliance
Inventor: TSURUMOTO KIKUO
IPC: F16C33/20
Filed: 1990-03-19
Abstract: PURPOSE:To manufacture inexpensively a bearing which is light in weight and very accurate, by a method wherein molten synthetic resin material whose contraction factor is low and rigidity is high is cast into a molding space of a bearing body and an oleometal is molded integrally with the bearing body. CONSTITUTION:At the time of manufacturing of a bearing A, a molding space 3 of a bearing body running along a contour of a bearing body 2 which is to be molded is formed within a divisible resin mold 1. A pin 6 which can be moved backward is projected to a setting position within the space 3 and an annular oleometal 4 is inserted into the pin 6. With this construction, a molten synthetic resin material whose contraction factor is low and rigidity is high is cast into the molding space 3 of the bearing body through a resin casting port 7 and the oleometal 4 is molded integrally with the bearing body 2. Then a molded material is cooled and cured sufficiently within the mold and the bearing A is manufactured by taking out the molded material through the mold. With this construction, a process pressing-in by a jig and the high- precision secondary processing of a prepared hole can be omitted and the bearing which is very accurate and made of synthetic resin can be obtained.
Patent JP-H07283024-A (JP)
Title: Electromagnet
Inventor: FUJIWARA NAOMASA
IPC: H01F7/06
Filed: 1994-04-11
Abstract: PURPOSE:To prevent rattling or water leakage due to vibration in the thrust direction during operation by forming a sealing protrusion accurately thereby enhancing the sealing performance. CONSTITUTION:In a waterproof structure where one component 14 in an electromagnet is provided with a resin protrusion 17 being collapsed by the other component 18, the protrusion 17 is provided with a thick part 16 at the root thereof. The thick part 16 prevents shrinkage or distortion at the time of forming the protrusion 17 which is thereby formed accurately to enhance the sealing performance. Furthermore, the thick part 16 prevents the protrusion from being collapsed due to vibration in the thrust direction during operation thus preventing the rattling and water leakage.
Patent JP-H02252662-A (JP)
Title: Boron nitride-aluminum nitride-based composite calcined compact and production thereof
Inventor: KANAI TAKAO
IPC: C04B35/58
Filed: 1989-03-27
Abstract: PURPOSE:To obtain a composite calcined compact, composed of hexagonal boron nitride grains with a specific granular shape and aluminum nitride grains, having higher thermal conductivity than that of a conventional boron nitride-aluminum nitride- based compact and excellent in simplified cutting workability, etc. CONSTITUTION:The above-mentioned calcined compact is a boron nitride-aluminum nitride-based composite calcined compact composed of 10-95wt.% hexagonal boron nitride grains in which most thereof have a polygonal or spherical shape and 90-5wt.% aluminum nitride grains. The aforementioned calcined compact is obtained by the following method. That is mixed powder composed of 10-95wt.% hexagonal boron nitride powder having <=1mum average grain diameter, 90-5wt.% aluminum nitride powder and 0.1-10wt.% calcining assistant is isostatically formed. The resultant compact is then calcined at 1650-2000 deg.C in a nitrogen-containing nonoxidizing atmosphere or vacuum and subsequently cooled at <=20 deg.C/min rate. Ca or a compound thereof, Y and a compound thereof, Al and a compound thereof, B and a compound thereof, P and a compound thereof, Si and a compound thereof, etc., are used as the calcining assistant.
Patent JP-S56166913-A (JP)
Title: Filter for pond
Inventor: MARUSAKI IWAO
IPC: B01D35/027
Filed: 1980-05-28
Abstract: PURPOSE: To prevent the blinding of filter medium as well as make easier the cleaning and exchange of the filter medium by a method in which an outer box forming a filter is divided into two large and small chambers, and water coming into the small chamber is roughly filtered and then passed through the filter medium inside an inner box provided in the large chamber.  
     CONSTITUTION: An outer box 4 is divided into two large and small chambers 6 and 7 by an intermediate wall 5, and an inner box 9 housed with a filter medium 14 is inserted into the large chamber 6 along the rear wall 8 of the chamber 6. The filter thus formed is placed in a frame 28 provided in the neighborhood of a pond, and the water of the pond is flowed into the small chamber 7 from a water supply port 18. The water coming into the small chamber 7 enters the large chamber 6 through a rough filtering member 16 provided to the upper edge 2 of the intermediate wall 5, is filtered through the bottomed plate 15, filter medium 14, and horizontal intermediate plate 13 of the inner box 9, and filled in the upper chamber 23. The filtered water is pumped up and returned to the pond by a pump 21. Thus, large  dusts are left behind in the small chamber 7 by the action of the rough filtering member 16 and only small dusts are caught through the filter medium 14 which can be easily detached by opening the bottomed plate 15. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S546843-A (JP)
Title: Planetary mill arrangements
Inventor: KIMIGA MASAAKI
IPC: B21B1/02
Filed: 1977-06-20
Abstract: PURPOSE: The planetary mill arrangements in which the thermal efficiency is superior and the length of the heating furnace is short, by arranging the carrier roller table for the longitudinal feed, at the sxit side of the heating furnace in which the raw slub is traversely transported, and by placing the planetary mill just behind the exit side of the heating furnace. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S63237480-A (JP)
Title: Manufacture of semiconductor pressure sensor
Inventor: AZEYANAGI SUSUMU
IPC: H01L29/84
Filed: 1987-03-25
Abstract: PURPOSE:To decrease the irregularity of characteristics, and reduce the manufacturing cost, by isolating electrically and completely a piezo resistance layer from a first substrate with an insulating layer to stabilize the characteristics even at a high temperature, and forming a piezo resistance layer of single crystal on a diaphgram. CONSTITUTION:From the rear side of a second single crystal silicon substrate 4, an etching applying an anisotropic etching liquid whose main components are, for example, ethylene-diamine, pyrocatechol and water is performed to eliminate the second single crystal silicon substrate 4. In this process, the etching selectively progresses for an N-type conductivity region, and a piezo resistance layer 6, in which boron is diffused with high concentration, and a silicon nitride film 7 are left almost without being subjected to the etching. In this manner, a piezo resistance layer 6 of single crystal is formed on the silicon nitride film 7 as an insulating film serving as a diaphgram. A surface protecting film 9 and a wiring layer 10 composed of Al and the like are formed to constitute a semiconductor pressure sensor.
Patent JP-H03275803-A (JP)
Title: Moving construction device for high level structure
Inventor: KANAI SHUNSUKE
IPC: E01D101/40
Filed: 1990-03-23
Abstract: PURPOSE:To facilitate a whole work containing a regulating work, to reduce a cost, and to increase the efficiency of a work by a method wherein a rear part supporting means formed separately from the construction mechanism body of a moving construction device is mounted on a construction mechanism removably in a manner to be regulatable of height. CONSTITUTION:A moving construction device 10 is constituted togetherwith a traveler 12 and a slide member 14, and a rear wheel mechanism 16 wherein a hydraulic jack 48 to elevate a pair of rollers 40 is arranged to the upper parts of a pair of the rollers 40 for nipping a rail 18b therebetween is provided. The rear wheel mechanism is removably mounted on a traveler 12 through a jack bracket 50, a mounting part 52 and the lock tool of a bottom chord member 22. The height of the roller 40 is regulated by means of the jack 48. When a regulating margin is high in relation to a longitudinal slope, the given mounting hole is selected from moulding holes respectively formed in the bracket 50 of the wheel mechanism 16 and a mounting part 52 of the traveler 12, and a position mounted on the traveler 12 is regulated and height is regulated by securing by means of the lock tool.
Patent JP-H09254906-A (JP)
Title: Tape-placing apparatus and placing method
Inventor: KUROKI KENJI
IPC: G03G15/08
Filed: 1996-03-27
Abstract: PROBLEM TO BE SOLVED: To place a sealing tape automatically on a container, etc., containing powdered materials by providing an insertion means for inserting an end of a tape for partitioning a container into a hole provided in the vicinity of one end of the container at a location positioned in advance and for projecting the end of the tape to the exterior of the container. SOLUTION: A tape 102 is stuck on a container 104 supported on a supporting jig 16 from one end of the container toward the other end thereof, and an outwardly extruded portion (b) of the tape is located at a predetermined position by a positioning member 68. The outwardly extruded portion (b) of the tape 102 is grasped by a hand 44 to be folded back, and the hand 44 is moved from the other end of the container toward one end thereof by a feed screw 28. Then, the hand 44 is lowered to be located at a position corresponding to a hole 104a provided in the vicinity of one end of the container 102, and an end of the outwardly extruded portion (b) of the tape is inserted into the hole 104a while being guided along a slant face of a tape insertion guide 56, and is projected to the exterior of the container 104.
Patent JP-H03272831-A (JP)
Title: Manufacture of frp molding
Inventor: TOKARU KAZUHIKO
IPC: B29C70/06
Filed: 1990-03-22
Abstract: PURPOSE:To finish the inner face of a product good and eliminate the necessity of internal lining or special finish coating by applying resin for gel coat on the inner face side of a FRP uncured product and releasing the same after the resin for gel coat and the premature FRP uncured product are cured. CONSTITUTION:Resin 1 for gel coat is applied to the inner surface side 62 not to be in contact with a molding tool 9 of an FRP mold uncured product 6 in the uncured state before releasing. The resin 1 for gel coat is prepared by adding 20 pts. of styrene family elastomer as a rubber component and 20 pts. of granular glass as a thickening agent and 3 pts. of a pigment to 100 pts. of orthophtalic acid family unsaturated polyester containing a filler material. When the resin 1 for gel coat is left as it is and gelatinized, an integrated product composed of the FRP uncured product 6 and the resin 1 for gel coat are dried and cured. Said dry curing is carried out at the temperature of 60 deg.C for approximately 120 minutes. After that, an FRP molding as a finished article is released from the molding tool 9. The FRP molding 2 as an automobile part can be manufactured by said process.
Patent JP-H11273216-A (JP)
Title: Disk type recording and reproducing device
Inventor: MUROGA HISAKI
IPC: G11B17/043
Filed: 1998-03-20
Abstract: PROBLEM TO BE SOLVED: To avoid the operational impossibility of a machanism by preventing an automatic loading in the case a cartridge is incompletely inserted. SOLUTION: In this device, a pressurizing piece 35 is provided at the side of the tip of a slide lever 29 which is provided freely slidably with a holder 17 and which moves in accordance the insertion of a cartridge 10 and when a holder 17 is drawn in a state in which the cartridge 10 is correctly inserted, the pressurizing piece 35 makes a detecting switch so as to be changed over and when the cartridge 10 is incompletely inserted, the piece 36 makes the switch 35 so as not to be changed over.
Patent JP-H07262789-A (JP)
Title: Sample-and-hold circuit
Inventor: HORI YOSHIHIKO
IPC: G11C27/02
Filed: 1994-03-18
Abstract: PURPOSE:To accurately hold the voltage of an input signal by a switch changing an input to the side of an input signal at the time of sampling operation and to the side of an output signal of a buffer amplifier having the same potential as that of a holding capacitor at the time of holding operation. CONSTITUTION:A sample-and-hold signal 2 controlling the operation of the sample-and-hold circuit is connected to the control terminals of a switch 1 and a switch 2, respectively. Sampling operation is performed by making the switch 2 a connection state and changing over the switch 1 to the input side 1. Holding operation is performed, after opening the switch 2, by changing over the switch 1 from the input side to the output side of a buffer amplifier 7. Thus, the input end and the output end of the switch 2 always become equal potential. Consequently, the influence of a leakage current and breakdown strength in the switches is removed and the circuit has the characteristics of high accuracy, high breakdown strength and good holding ability.
Patent JP-S58190743-A (JP)
Title: Infrared ray gas analyser
Inventor: NAKANO MASAYOSHI
IPC: G01N21/37
Filed: 1982-04-30
Abstract: PURPOSE:To provide an analyser from which zero point drift and pan drift are easily removed and which is stabilized in capacity for a long period of time and has simple constitution. CONSTITUTION:The output signal of a detector 18 is modulated by an optical chopper 3 and two modulated signals are generated by the presence or the absence of reflection to a detecting part 35 due to the rotation of a rotary reflecting plate 41. That is, when the cycle of the optical chopper 3 is set to 1/10sec and the cycle of the rotary reflecting plate to 1/5sec, a modulated signal P1 due to the optical chopper 3 after full-wave rectification comprises two pulse signals P1NO, P1RO due to a non-reflective semicircular plate 44 and a reflective semicircular plate 43 when the concn. of a gas to be measured is zero while a modulated signal P2 comprises two pulse signals P2NA, P2RA due to the non-reflective semicircular plate 44 and the reflective semicircular plate 43 when the concn. of the gas to be measured is (a). When the relation of the concn. of the gas to be measured and the signal level due to the non-reflective semicircular plate 44 and the reflective semicircular plate 43 is shown by curves C, D, the ratio of the signal level, S1NO/S1RO and S2NA/S2RA corresponding to each pulse signals P1NO, P1RO, P2NO, P2NA are not affected by the change in a light amount and depend on only the concn. of a gas to be measured.
Patent JP-H03274331-A (JP)
Title: Filter device for air conditioner
Inventor: MATSUI KOJI
IPC: F24F13/28
Filed: 1990-03-22
Abstract: PURPOSE:To facilitate exchange of the filter medium of a filter by a method wherein superposed parts are formed at two end pieces of the filter medium located between first and second filter frame bodies, and hook parts formed at four corners are engaged with respective opening parts having a gap therebetween. CONSTITUTION:Two ends 8, being superposed parts 9, of a filter medium 7 are inserted and locked to respective opening part H, having a gap (a), of bent parts 3 and 3a of filter frame bodies 1 and 1a. Further, the end surfaces of the filter medium 7 are pressed against cushioning materials 4 and 4a mounted on the inner surfaces of lateral frames 2 and 2a of the filter frame bodies 1 and 1a. A filter comprises a pair of filter frame bodies of the one being the first frame body 1 and the other being the second filter frame 1a and the filter medium 7.
Patent JP-H10284937-A (JP)
Title: Circuit for evading parasitic oscillation mode in oscillator resonance circuit
Inventor: BLAUD PHILLIPPE
IPC: H03B5/12
Filed: 1998-03-09
Abstract: PROBLEM TO BE SOLVED: To reduce obstruction influence in a harmonic oscillator by permitting two external LC circuit connecting pins to be adequate and balance-constituting a serial resonance circuit by means of including a housing inductance with the two pins and an integrated capacitance. SOLUTION: Transistors T1 and T2 are constituted in a form which is connected to voltage sources U1 and U2 and constant current sources S1 and S2 so as to obtain balance. In the resonance circuit, a part is incorporated as the shape of fixed capacitances CBE, CEE and CBE, a part is constituted by an external serial fixing industance LF and a variable capacitance diode DC and, then, a frequency can be set. The two pins are made into a model as a bonding wire inductance LP. They are the effective configuration elements of the resonating circuit so that a parasitic resonance circuit is not formed and, then, the generation of a parasitic frequency oscillation mode is prevented. Thus, a wide frequency tuning range being about one octave within the range of 0.5-14 GHz and excellent phase noise are provided.
Patent JP-S59204246-A (JP)
Inventor: AASAA EBUANZU
IPC: H01L21/66
Filed: 1984-04-13
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-H05242989-A (JP)
Title: Dimming circuit for hot-cathode fluorescent tube
Inventor: HISADA OSAMU
IPC: H05B41/24
Filed: 1992-02-25
Abstract: PURPOSE:To save power by intermittently applying the current heating filaments synchronously with dimming duty pulses. CONSTITUTION:The discharge voltage of a discharge applied voltage generating circuit 24 is turned on or off synchronously with filament heating timing pulses, and the time-wise total sum of the light generated by a hot-cathode fluorescent tube 10 is changed for dimming. When the applied voltage by the generating circuit 24 is turned off, filaments 12, 14 are not heated, and the temperature is lowered. When the applied voltage is turned on, the temperature rises, and the fluorescent lamp 10 is returned to the dischargeable state. When the discharge voltage from the generating circuit 24 is applied to the filaments 12, 14, the discharge is continued. When these periodic actions are performed synchronously with dimming duty pulses and filament heating timing pulses, the fluorescent tube 10 is continuously lighted. The filaments 12, 14 are intermittently heated, and power can be saved.
Patent JP-S61231874-A (JP)
Title: Temperature insulating method for electronic device
Inventor: OTANI MIKIO
IPC: H05K7/20
Filed: 1985-04-05
Abstract: PURPOSE:To prevent the temperature from decreasing by switching a power transistor in an unsaturated range at low temperature time, and generating power loss, thereby utilizing it for the insulation of the temperature. CONSTITUTION:A switching regulator has its power transistor (Tr) Q1, TR Q2 of a normal base circuit and a smoothing reactor L. In this case, in order to use the Tr Q1 in an unsaturated range at low temperature time, a temperature insulating controller I which has a sensor associated with a temperature sensor R1, an operational amplifier OP and a base current control Tr Q3 of the Tr Q1 is added. Thus, the Tr Q3 is not conducted at normal temperature, and the Tr Q1 is controlled ON or OFF in response to the normal switching input (a) through the Tr Q2 to output a DC voltage. The Tr Q3 is conducted at low temperature time to output a current proportional to the state of the temperature decrease, and the Tr Q1 is conducted in the unsaturated range to generate a heat.
Patent JP-H10251386-A (JP)
Title: Production of polyethylene terephthalate
Inventor: TROJAN KATHLEEN DR
IPC: B29K67/00
Filed: 1998-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing polyetylene terephthalate(PET) including extremely reduced number of particles caused by a catalyst system mixed therein. SOLUTION: This method for producing polyethylene terephthalate comprises (a) the step of reacting a dialkyl terephthalate with ethylene glycol to provide bis(2-hydroxy-ethyl) terephthalate, (b) the step of adding a phosphorus-based metal ion scavenger to the bis(2-hydroxy-ethyl) terephthalate, and (c) the step of carrying out a polycondensation of the bis(2-hydroxy-ethyl) terephthalate to provide the PET, in order under the following conditions: (1) the step (a) is carried out under a zinc catalyst and the step (c) is carried out under an antimony (Sb) catalyst; (2) the amount of the zinc (Zn) is 0.003-0.008wt.%; (3) the amount of the phosphorus (P) is 0.001-0.01wt.%; (4) the amount of the antimony (Sb) is 0.01-0.05wt.%; (5) the molar ratio of Sb/Zn is (1:0.95) to (1:0.1); the product of the molar ratio of P/Zn and molar amount of the Sb is <=4.
Patent JP-S61231127-A (JP)
Title: Method for charging sintering material
Inventor: FUJIMOTO MASAMI
IPC: F27B21/10
Filed: 1985-04-06
Abstract: PURPOSE:To classify material particle size and to arrange much coarse particles to lower layerpart of sintered layer, by CONSTITUTION:Lower end of pallet entry side of the feeding hopper 5 is positioned at 1/2 height of sintered layer and a lower end.