baber/WOPTO huggingface dataset:
Patent JP-H11218279-A (JP)
Title: Vibration isolation pipe line joint
Inventor: OSHIO MAKOTO
IPC: F16L27/00
Filed: 1998-02-04
Abstract: PROBLEM TO BE SOLVED: To provide a vibration isolation pipeline joint which is space-saving, and can absorb greater displacement. SOLUTION: This vibration isolation pipeline joint 50 for connecting two pipelines with each other, which are provided for a foundation 20 and a vibration isolation structure 30 while being vertically faced to each other, by letting the constitution be so constructed as to be provided with a connecting pipe line 53 composed of a flexible pipe 51 interposed between the two pipelines while an excess length is being provided, and of a S-shaped pipe 52 to be connected with the flexible pipe 51, and with joints 54 provided for both the ends of the S-shaped pipe 52, the displacement due to earthquakes and the like of the pipelines for the foundation 20 and the vibration isolation structure, can be absorbed by making the S-shaped pipe 52 revolving, and the flexible pipe 51 having excess in length.
Patent JP-S59152352-A (JP)
Title: Preparation of bis(beta-(n,n-dimethylamino)ethyl)ether
Inventor: KUMOI SADAKATSU
IPC: C07C217/08
Filed: 1983-02-16
Abstract: PURPOSE:To prepare the titled compound by reacting a bismethohalide compound of bis[beta-(N,N-dimethylamino)ethyl] ether with an aliphatic amine, subjecting the reaction mixture to the treatment with an alkali metal hydroxide and phase separation, and using the amine repeatedly to the reaction. CONSTITUTION:Bis[beta-(N,N-dimethylamino)ethyl] ether is prepared by reacting a bismethohalide compound of bis[beta-(N,N-dimethylamino)ethyl] ether of formula (X is halogen) with an aliphatic amine as a demethylation agent. In the above process, the reaction liquid is separated into the upper and the lower layers, and each layer is recovered separately. An alkali metal hydroxide is added to the lower layer liquid to recover the aliphatic amine, which is reused in the above reaction. The amount of the alkali metal hydroxide is 10-55wt% based on the water in the lower layer liquid. The objective compound can be recovered from the upper layer liquid. EFFECT:The process is simple and has excellent operational characteristics, and the yield of the objective compound can be maintained at a high level even if the amine is used repeatedly.
Patent JP-H06245316-A (JP)
Title: Controller for universal electric vehicle
Inventor: KAWAMOTO SHOICHI
IPC: B60L1/00
Filed: 1993-02-10
Abstract: PURPOSE:To obtain a controller for universal electric vehicle in which AC power supply for air-conditioner, motor fan, etc., can be obtained regardless of AC section or DC section while saving one AC/ DC switcher. CONSTITUTION:A PWM control converter 9 connected with the secondary winding of a main transformer 5 is employed as an AC/DC converter in AC section and employed as an inverter in DC section.
Patent JP-S63190401-A (JP)
Title: Connector for waveguide
Inventor: TAKAHASHI HIROSHI
IPC: H01P1/04
Filed: 1987-02-02
Abstract: PURPOSE:To prevent the deterioration in the performance at a waveguide joint by projecting a guide from three sides of a waveguide flange so as to align other waveguide flange. CONSTITUTION:A flange 4b of a waveguide 2 is inserted from a part of a waveguide 1 without channel shaped projection 6, the openings of the two waveguides 1, 2 are butted, then the waveguide 2 is slided along a flange 4a and three sides of the flange 4b are in contact with three sides of the channel shaped projection 6. The openings of the waveguides 1, 2 are connected without mis-alignment. Thus, the mis-alignment of the opening based on the difference of the bolt diameter and the screw diameter in use and the tolerance of the size of the hole diameter for fastening the screw provided to the flange is eliminated, the reproducibility and workability at the connection of the waveguide are improved and excellent transmission and reflecting characteristic are obtained.
Patent JP-S56119365-A (JP)
Title: Composite working device of boring and honing
Inventor: HASHIMOTO HITOSHI
IPC: B23B29/03
Filed: 1980-02-26
Abstract: PURPOSE:To contrive shortening of an operating time, improvement of operativity and simplification of mechanical installation by coaxially arranging a boring tool and a honing grindstone on a working head, and making the working head common use for the boring work and honing work. CONSTITUTION:The working head 11 is coupled with a bar member 9 at the top which is a honing grinstone 13 supported by a grindstone shoe 12 and a boring tool 15 fitted on a tool cartridge 14. An end opening face of a spline shaft 5 which is spline-fitted 10 to the member 9 on the outside is made a tapered face 5a opened forwardly, the tip of the member 9 is formed in tapered projection 9a, the both 5a, 9a are taper-fitted with each other at the rearward limit and the taper-fitting 10 is released at the progress of the member 9 to enable the member to be separated from the shaft 5 and to be advanced. Thus, the improvement of operativity and the simplification of the mechanical installation are contrived.
Patent JP-S62181403-A (JP)
Title: Permanent magnet
Inventor: KOBAYASHI AKIO
IPC: C22C38/00
Filed: 1986-02-05
Abstract: PURPOSE:To improve a coercive force, by specifying the amount of an adding element M and the amount of C in a sintered magnet having a specified composition. CONSTITUTION:A sintered magnetic comprises at least one kinds of 8-30atom% Nd, Pr, Dy, Ho and Tb and at least one kind of La, Ce, Sm, Gd, Er and Y, 2-28% B, 0.02-2% C and a remaining part for Fe and impurities. In said magnet, the amount of (y) of an adding element M (at least one kind of Nb, Ti, Zr and Hf) with respect to the amount (x) of C is made to be in a range of x<=y<=(x+4). When the value of (y) is less than (x), a sufficient effect is not obtained. When the value of (y) exceeds (x+4), magnetic characteristics are lowered. The material undergoes dissolution and casting and the ingot is made to be powder. The powder obtained in this method undergoes molding and consolidation with a compressing press. Thus the permanent magnet having a large coercive force (iHc) and excellent magnetic characteristics can be obtained.
Patent JP-H03227071-A (JP)
Title: Schottky barrier field-effect transistor
Inventor: KANAMORI MIKIO
IPC: H01L29/80
Filed: 1990-01-31
Abstract: PURPOSE:To improve a Schottky barrier field-effect transistor in microwave characteristics by a method wherein a second gate electrode is provided between a gate and a drain, and the direct bias current is adjusted. CONSTITUTION:In a Schottky barrier type field-effect transistor, a GaAs operating layer 4 provided with a recess structure is provided to a semi-insulating GaAs substrate 5, a source electrode and a drain electrode 3 are provided onto the surface of the operating layer on the sides of the recess part sandwiching it between them, a gate electrode 1 is provided to the recess part, and furthermore a second Schottky electrode 6 is formed on the surface of the operating layer which is not recessed between the drain and the source. After a bias voltage is applied between the gate electrode and the drain electrode, the direct bias current applied to the second gate electrode is controlled, whereby RD and BVGD are optimized to make a Schottky barrier field-effect transistor of this design optimal in microwave characteristics.
Patent JP-H07219570-A (JP)
Title: Voice conversion device for karaoke
Inventor: NISHIMURA YUICHI
IPC: G10L21/007
Filed: 1994-01-27
Abstract: PURPOSE:To enable a singer to sing a favorite song like another man or woman by providing plural microphones, a voice converting means which adds various effects, and a microcomputer, and adding various effects to the voice of a vocal. CONSTITUTION:The microphones 1 and 2 are connected to the voice converting means (DSP) 3, which adds effects such as a pitch effect, a chorus effect, a delay effect, and a flange effect to the voice from the microphones 1 and 2. The microcomputer 4 is connected to the DSP 3 and connected to an AC 100V power source through a digital/analog converter (D/A) 5. This microcomputer 4 performs automatic control over the DSP 3 and automatic control over the whole device. The DSP 3 is coupled with a KARAOKE set and a voice- converted vocal is outputted from the KARAOKE set 6. The vocal of a special voice that the singer can not believe is outputted from the KARAOKE set 6.
Patent JP-S53108475-A (JP)
Title: Time tone circuit for electronic watch
Inventor: OKANO YASUNOBU
IPC: G04G13/00
Filed: 1977-03-04
Abstract: PURPOSE: To select the time tone generating period in a feasible action with the use of a simple circuit construction by selecting the output of a counter for counting seconds and minutes so as to preset a period. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H11223659-A (JP)
Title: Breakage detecting system and breakage detecting method
Inventor: UEJIMA AKIYOSHI
IPC: G01R31/28
Filed: 1998-02-04
Abstract: PROBLEM TO BE SOLVED: To provide a breakage detecting system capable of detecting the breakage of a semiconductor integrated circuit device even when parasitic capacity is applied to the disconnection point of a wiring to which a breakage detection signal is transmitted and the disconnection point is electrically coupled thereto with parasitic capacity coupling. SOLUTION: A breakage detecting system includes a breakage detecting series wiring 25 to transmit a breakage detection signal M for detecting breakage, and a breakage detecting circuit 26 inserted in series in the breakage detecting series wiring 25. The breakage detecting circuit 26 outputs the input breakage detection signal M in synchronization with a reference clock signal CK. The breakage detection signal M is a cycle signal synchronized with the reference clock signal CK which included at least one cycle of reference clock signal CK in a period of a high-level or low-level significant state and at least two cycles of the reference clock signal CK in a period of a low-level or high- level non-significant state.
Patent JP-H07228021-A (JP)
Title: Image forming apparatus
Inventor: TAMAI YASUTAKA
IPC: B41J35/22
Filed: 1994-02-22
Abstract: PURPOSE:To embody a small-sized, stable image forming apparatus which has a thermal head and more than one ink ribbon, transfers ink with the ink ribbons positioned at transfer positions, and can use the ribbons efficiently without breaking and sagging of them. CONSTITUTION:Ink ribbons 1Y, 1C, 1BK in a support 13 are positioned at transfer positions by the support 13 and a reel moving lever 30. When the support 13 is rotated, the ink ribbons 1Y, 1C, 1BK are prevented from sagging by a reel rotation preventive means. During the movement of take up reels 3Y, 3M, 3C, 3BK, since the ink ribbons 1Y, 1C, 1BK are fed from supply reels 2Y, 2M, 2C, 2BK and rewound while specified tension being applied to the ink ribbons 1Y, 1C, 1BK, they are free from breaking and sagging. When the same ink ribbons 1Y, 1C, 1BK are transferred again, they can be used efficiently because they are used from the positions which are immediately after the transfer positions of the last time.
Patent JP-H09215103-A (JP)
Title: Electric car controller
Inventor: SHIMADA YASUO
IPC: B60L3/04
Filed: 1996-02-09
Abstract: PROBLEM TO BE SOLVED: To continue the operation of a car without decreasing the tractive force of the car by continuously controlling an inverter which has a defect by a gate signal of the other normal inverter controlling circuit. SOLUTION: When either of a plurality of electric car controlling circuits 18a, 18b becomes faulty, the faulty electric car controlling circuit is specified by fault monitoring circuits 29a, 29b and then inverter gate signals of the faulty electric car controlling circuit are switched to those of the other normal electric car controlling circuit by gate signal selection circuits 28a, 28b and those inverter gate signals are output to the inverters 12a, 12b.
Patent JP-S61183675-A (JP)
Title: Toner density control device
Inventor: SAKAMOTO KIYOSHI
IPC: G03G15/08
Filed: 1985-02-08
Abstract: PURPOSE:To control the density of a toner with simple constitution, by detecting optically the density of a toner image sticking to a photosensitive body, and controlling a supply of a toner to a developing machine in accordance with its detecting output. CONSTITUTION:When a photosensitive drum 30 rotates, a part in which a linear toner image has been formed comes to a position of a photoelectric sensor 52, the photoelectric sensor 52 outputs an analog signal corresponding to the density of the linear toner image. This signal is inputted to a microcomputer 62 through an amplifier 58 and an A/D converter 60. The microcomputer 62 controls a motor driving circuit 64 in accordance with the detected toner density, and drives a motor 48 for supplying a toner stored in a toner hopper 44, to a developing machine 36.
Patent JP-H06237063-A (JP)
Title: Manufacture of printed wiring board
Inventor: KUSHI KENJI
IPC: H05K3/18
Filed: 1993-02-12
Abstract: PURPOSE:To solve the problem of disposal of a waste developper and to reduce considerably the time for fabricating a printed wiring board by spraying an ink onto a substrate by an ink-jet method to form an ink pattern which becomes a desired resist. CONSTITUTION:Ink 5 is sprayed onto a copper foil 3 of a copper-plated laminar plate 1 by using an ink-jet method, thereby forming an ink pattern 6. Subsequently, the copper foil 3 not covered with the ink pattern 6 is removed by etching, after which the ink pattern 6 is peeled from the copper foil 3 of the part where it is covered with the ink pattern 6 and a wiring pattern 7 is formed. Accordingly, a photomask is not necessary and there is no developping process using an alkali water solution or an organic solvent. As a result, there is no problem of disposal of a waste developper and the time for fabricating a printed wiring board can be reduced considerably.
Patent JP-S58143365-A (JP)
Title: Magnetic cleaning device
Inventor: KONDOU SHIROU
IPC: G03G21/00
Filed: 1982-02-19
Abstract: PURPOSE:To execute cleaning completely even in case of an image carrying body of uneven surface, by forming a lot of receiving holes which are capable of receiving a toner, on the outside circumferential surface of a covering layer of a composite sleeve in which plural magnetic poles are provided in the inside. CONSTITUTION:On the surface side of a dielectric substance layer 1b pinching a dielectric belt 1, a cylindrical composite sleeve 3 is provided, and on its opposite side, a back roll 4 for making the belt 1 press-contact with the surface of the composite sleeve 3, and both of them are supported so as to be freely rotatable, respectively, and press and pinch-hold the belt 1 so that it can be carried. As for this composite sleeve 3, a foamed urethane rubber layer 3b is cover- formed on the outside circumferential surface of a supporting body 3a formed cylindrically by a nonmagnetic Al, etc., and on the surface of the rubber layer 3b, innumerable independent receiving holes 3c are formed so as to be capable of receiving an untransferred toner 2. This hole 3c is formed, for instance, so that 0.1-0.3mm. inside diameter and >=0.1mm. depth and <=95% the area occupancy percentage in the surface area of the rubber layer 3b.
Patent JP-2000221895-A (JP)
Title: Table type information terminal device
Inventor: KIMURA NAOHIRO
IPC: G09F9/00
Filed: 1999-02-02
Abstract: PROBLEM TO BE SOLVED: To provide the information terminal device which neither makes the display screen hard to see nor causes a defect in the operation of a coordinate position detecting device owing to the staining of the coordinate position detecting device and an image display device with a drink which overflows on a table to reach the reverse side of the table. SOLUTION: This device is equipped with the image display device 5 which is equipped with the coordinate position detecting device 3 and stored in a housing 4, a transparent insulating plate 6 which is arranged on the coordinate position detecting device 3, and a coupling means 7 which fixes the transparent insulating plate 6 to the housing 4 storing the image display device 5 detachably. In this case, a barrier 2 (projection wall 2A etc.), which prevents liquid overflowing on the transparent insulating plate 6 from flowing in is provided inside the reverse surface of the transparent insulating plate 6.
Patent JP-H06215740-A (JP)
Title: Battery housing device in electronic equipment
Inventor: TAKAHASHI KOZO
IPC: H01M2/10
Filed: 1993-01-20
Abstract: PURPOSE:To prevent the occurrence of a short circuit accident even a battery, in which the insulating coating of a peripheral surface is separated, is used, by locking the outer peripheral side edge part of the battery by a battery locking part in turning a lid to open a battery housing part. CONSTITUTION:In turning operating a battery lid 42 for replacing a battery 23, a plus electrode 23a is extracted a little from a battery housing part 19 while contacting with a terminal part 40. Then a plus terminal board 37 is turned, and when the battery 23 is extracted, the supporting point part 38 side of the terminal assembly 37 and the outer peripheral side edge part of the battery 23 are to each other. However, the outer peripheral side edge part of the battery 23 abuts on the extended edge parts 43 and 44a of guide ribs 43 and 44 to be locked, preventing contacting with the terminal board 37. Consequently, the contact of the outer peripheral side edge part, being a minus electrode, with the plus terminal board is prevented even a battery, in which an outer peripheral coating is separated, is incorrectly used, preventing the occurrence of a short circuit accident.
Patent JP-H05188488-A (JP)
Title: Image recorder
Inventor: HASHIMOTO HIROSHI
IPC: B41J29/377
Filed: 1992-01-14
Abstract: PURPOSE:To miniaturize a cooling means and to reduce a noise in an image recorder using the electrophotographic processes of a copying machine, a laser printer, etc. CONSTITUTION:A motor-driven fan 24 is provided inside outer package of the laser printer 1, a guiding blade 30 is arranged in an adjacent relation, and operated by a solenoid 31. When a recording action is not taken, the guiding blade 30 is at a position shown by the figure, mainly the air flows of (a) and (b) are obtained, and the motor-driven fan 24 is reduced in speed and rotated. When a recording action is taken, the guiding blade 30 is turned to the side of a fixing unit 9, and the motor-driven fan 24 is rotated at full speed.
Patent JP-H03229142-A (JP)
Title: Heater controller of oxygen concentration sensor
Inventor: TOUWAKI CHIHIRO
IPC: G01N27/12
Filed: 1990-02-02
Abstract: PURPOSE:To adequately control the energization of a heater while monitoring the energizing current of the heater by making effective utilization of the resistance/temp. characteristics of the heater of the oxygen concn. sensor used for controlling the air-fuel ratio of an engine, etc. CONSTITUTION:The heater 13 of the oxygen concn. sensor is connected at one end to the positive side terminal of a battery B via the ignition switch IG of a vehicle and is connected at the other end to the collector of a transistor (TR) 20. The heater 13 is imparted with the direct current from the battery B only under the conduction of the TR 20 while the switch IG is held closed, thereby heating a titania element. A detecting resistor 30 receives the energizing current of the heater 13 and outputs the same as a terminal voltage. A micro computer 60 takes this voltage therein and intermittently supplies the energizing current at every prescribed time regardless of the active state of the oxygen concn. sensor when the energizing current is larger than a prescribed current value. The microcomputer controls the supply of the energizing current in such a manner that the oxygen concn. sensor maintains the active state when the energizing current is smaller than the prescribed current value.
Patent JP-H09141405-A (JP)
Title: Tundish stopper for continuous casting
Inventor: ANDO MITSURU
IPC: B22D41/18
Filed: 1996-01-19
Abstract: PROBLEM TO BE SOLVED: To accurately fit the tundish stopper to a spindle in a short time, make the stopper mechanically and thermally resistant, and prevent the spindle from flawing by integrally molding the stopper made of a refractory material with a nut of fine ceramic for structure at a part for engagement with the spindle. SOLUTION: Although the stopper 1 is formed of the refractory material, the member is made of fine ceramic for structure and they are similar in molding condition such as composition and burning temperature, so that they can easily be molded in one body. Further, fine machining is made possible with the fine ceramic for structure and a female screw matching the size and precision of the thread ridges of the spindle 2 can be molded. Consequently, when the tundish stopper 1 is fitted to the spindle 1, sufficiently tight fitting can be obtained without any gap in a short time only by screwing and the verticality of the stopper 1 is naturally secured. Further, the strength of the fine ceramic for structure is sufficient large, so no local stress is applied to the refractory material.
Patent JP-S60169511-A (JP)
Title: Cut device for converter slag
Inventor: OGURA YASUTSUGU
IPC: C21C5/46
Filed: 1984-02-15
Abstract: PURPOSE:To prevent intrusion of molten slag into the molten steel in a ladle in the stage of tapping the molten steel subjected to refining from a converter into the ladle by placing a spout between the converter and the ladle and changing automatically the inclination of the spout in the direction of the ladle or molten slag pan according to the difference in specific gravity between the molten metal and the molten slag to be charged therein. CONSTITUTION:A converter 1 in which refining for steel making is finished is titled and a molten steel X is transferred through the tap hole 10 thereof into a ladle 4. A spout 2 which is tiltable at a fulcrum 3 is provided between the hole 10 and the ladle 4 and a pan 5 for molten slag is disposed on the side opposite from the ladle. The spout 2 is titled freely around the fulcrum 3 by the difference in specific gravity of the melt poured therein. The spout 2 tilts to the ladle side when the molten steel having large specific gravity is poured into the spout 2. The spout 2 tilts automatically to the pan 5 side when the molten slag having small specific gravity is poured into said spout at the end period of tapping and therefore the molten steel and molten slag in the converter 1 are separated respectively into the ladle 4 and the pan 5 at a large sepn. ratio and the yield of the molten steel is improved.
Patent JP-H01201122-A (JP)
Title: Optical pulse measuring method
Inventor: NAGANUMA KAZUNORI
IPC: G01J11/00
Filed: 1988-02-05
Abstract: PURPOSE:To facilitate complicate measurement and Fourier transformation and to measure a low-speed repetitive short optical pulse by measuring the spectra of fundamental wave light and secondary higher harmonic light. CONSTITUTION:This method is equipped with a beam splitter 1 which branches the short optical pulse LB into two pieces of luminous flux, a fixed prism 2 which gives those pieces of luminous flux an optical path difference, a movable prism 3 which is fitted to a moving base 4, a lens 5 which enters those piece of luminous flux into nonlinear crystal 7 to generate the secondary higher harmonic light, a lens 6 which measures the secondary higher harmonic light of one piece of luminous flux passed through the crystal 7, filters 45 and 46, a slit 42, a spectroscope 40, a slit 43, a photodetector 47, an amplifier 48, an A/D converter 49, and an arithmetic processor 33 which processes a measured value to find the intensity waveform and phase waveform of the measured optical pulse to be measured. The intensity variation of the secondary higher harmonic light corresponding to the relative optical path length difference between the two pieces of luminous flux, the spectrum of at least one of the two pieces of luminous flux, and the spectrum of the secondary higher harmonic light are measured.