baber/WOPTO huggingface dataset:
Patent JP-H05248605-A (JP)
Title: Radiant tube type heater device and method of combustion in heater device
Inventor: KANDA KOJI
IPC: F23C3/00
Filed: 1992-03-06
Abstract: PURPOSE:To provide a uniform distribution of temperature in a longitudinal direction of a radiant tube by a method wherein an inlet port of the radiant tube is provided with a burner, and a fuel nozzle for blowing fuel along a flow of discharged gas flowing within the tube is arranged in the midway part of the radiant tube. CONSTITUTION:A radiant tube 10 in a radiant tube type heater device to be used in an atmospheric heat treatment furnace is of a U-shaped form and its both ends are projected out of one furnace wall 40a and its one end is provided with a burner 20. Combustion discharged gas of the burner 20 is passed within the tube 10 toward the other end, thereby the inside part of the furnace is heated. In this case, there is provided a fuel injection nozzle 30 passing through the other furnace wall 40b, inserted into the furnace, having its extremity end passing through a curved part 12 of the tube 10 and further reaching a part near the inlet port of a straight pipe 13. Auxiliary fuel blown along the flow of the discharged gas is ignited with the remained oxygen in the discharged gas to cause the temperature distribution in a longitudinal direction of the radiant tube 10 to be uniformed.
Patent JP-S63252036-A (JP)
Title: Level detection circuit for electric signal
Inventor: IDE TERUJI
IPC: H04J13/00
Filed: 1987-04-08
Abstract: PURPOSE:To obtain an accurate amplitude with a simple circuit by using an operational amplifier, a full wave rectifier circuit, an adder circuit and a discrimination circuit respectively so as to process the in-phase component and the orthogonal component of an input electric signal. CONSTITUTION:Two base band signals being the in-phase component end the orthogonal component of the input electric signal are given respectively to operational amplifiers U1, U2 and rectified by full wave rectifier circuits including diodes CR1-CR4 and resistors R1-R6. The output of the full wave rectifier circuits is added to a half of the output of the other full wave rectifier circuit by an adder amplifier comprising operational amplifiers U5, U6 and resistors R7-R12. The larger summed output is outputted via diodes CR5, CR6.
Patent JP-S529304-A (JP)
Title: Transmitter-receiver
Inventor: SATOU TADASHI
IPC: H04R27/00
Filed: 1975-07-11
Abstract: PURPOSE:To transmit speech of each person to another effectively and surely in a congress or for some purpose through a mechanical or electrical switching operation.
Patent JP-S5513511-A (JP)
Title: Pam modulation and demodulation unit for multiplexing connection cable
Inventor: TAKE YOSHIHIRO
IPC: H03K9/02
Filed: 1978-07-14
Abstract: PURPOSE:To perform transmission and receiving of various kinds of signal among plural units which constitute one apparatus, by transmitting and receiving plural signals as PAM multiplex signals and transmitting a reset signal from a one-side unit to establish synchronization. CONSTITUTION:Analogue signals inputted from input terminals IN1 to IN8 become PAM multiplex signals by multiplexer/demultiplexer MP1 and are transmitted to the other transmission/receiving unit through signal cable L1. PAM multiplex signals led to multiplexer/demultiplexer MP2 are separated for every channel and are demodulated and are outputted from output terminals OUT1' to OUT8'. When signals are switched by the number of channels corresponding to one circulation of MP2, a reset signal is outputted from reset timing generation circuit RS to counter CT, and this counter CT is reset at every one circulation switching.
Patent JP-S5711502-A (JP)
Title: Electronic scanning antenna
Inventor: USHIGOME HIROSHI
IPC: H01Q3/34
Filed: 1980-06-24
Abstract: PURPOSE:To monitor the operation of a phase shifter, by using a ferrite phase shifter for the phase shifter scanning the beam of an electronic scanning antenna for radar and providing a diode illuminated with the energizing current of the phase shifter. CONSTITUTION:Microwaves for a transmitter or a receiver 5 are split with a feeding system 4, subjected to a prescribed phase shift, and radiated to free space with each element antenna 2. The energizing phase of the antenna 2 scanning the angle thetas of a reception or transmission beam of an antenna 1 in y-x plane, is given from a ferrite phase shifter 3 via a phase shifter driving unit 6 for the control signal from a beam steering computer 7. An external magnetic field is applied to the phase shifter 3 with a control current flowing to an energizing coil 9 provided at the external side of a rectangular waveguide 8, the effective magnetic permeability of a ferrite core 8 is changed for a prescribed phase shift. A light emitting diode 10 which shows a suitable light emitting quantity according to the current flowing to a coil 9, is provided to monitor the phase shifter 3.
Patent JP-2000272040-A (JP)
Title: High strength fiber reinforced composite material and production thereof
Inventor: IGASHIRA KENICHIRO
IPC: C04B35/80
Filed: 1999-03-29
Abstract: PROBLEM TO BE SOLVED: To produce a fiber reinforced composite material excellent in strength characteristics and thermal characteristics in low production cost. SOLUTION: A ceramic precursor polymer is bonded to the surfaces of the fibers 10 of a fiber fabric comprising fibers or fiber bundles high in heat resistance and the fiber fabric to which the ceramic precursor polymer is bonded is heat-treated to grow ceramic whiskers 14 on the surfaces of the fiber bundles or fibers in the fiber fabric at random and, subsequently, a matrix 18 is formed to the interior and surface of the fiber fabric.
Patent JP-S61239923-A (JP)
Title: Injection molded container made of plastic having sealed leading end part
Inventor: TAWARA YOSHIMASA
IPC: B29C45/26
Filed: 1986-04-14
Abstract: PURPOSE:To obtain a sealed leading end part integrated type container by the injection molding of plastic, by forming the injection space of a sealing part connected to a cylindrical part around a core body by moving a sealing part outer frame body from the core support position contacted with the core body. CONSTITUTION:A hollow part 25 is equipped with a tapered shoulder part 28 between a leading end part 26 and a mouth part 27 and the shoulder body 28 is contacted with the shoulder part 16 of a nozzle part core body in a closely contacted state to make it possible to prevent the inclination of the core body 10 in a contacted state. A nozzle part outer frame body 24 forms a moving gap 29 between said frame body 24 and a fixed base stand 30 and an elastic spring 32 is provided in the spring hole 31 provided to the nozzle part outer frame body 24 by drilling so as to be opposed to the fixed base stand 30. The elastic force of the spring 32 can keep the contact state of shoulder parts 16, 28 and, when the pressure of a resin is increased to a certain degree against the pressure of the resin injected in a container cylindrical part of an initial stage at the time of injection molding by the introduction of the resin, the contact of the shoulder parts 16, 28 is released and a nozzle part outer frame 24 can move by the moving gap 29.
Patent JP-S63250941-A (JP)
Title: Character dialing system
Inventor: YAZAWA SHIGEHIKO
Filed: 1987-04-07
Abstract: PURPOSE:To enable the character dial of messages, different for every data terminal equipment by performing the registering processing or the changing processing of the message, correspondingly to the data terminal equipment, for a memory, storing the message for the character dial. CONSTITUTION:An exchange 103 is provided with a means, which transmits and receives a character information, corresponding to the registered message, and the character information, inputted from the data terminal equipment, according to a call from the data terminal equipment 101, and performs a calling processing. A storing means 105, contained in the exchange 103, is constituted so that the message can be registered correspondingly to the data terminal equipment 101. On the basis of the specified character information, transmitted from the data terminal equipment 101, a controlling means 107 performs the registering processing and the changing processing of the message, corresponding to the data terminal equipment. Besides, according to an instruction from a terminal equipment, connected to the exchange 103, it performs the registering processing and the changing processing of the message corresponding to the data terminal equipment. Thus, the message at the time of the character dial can be set for every data terminal equipment.
Patent JP-S61244476-A (JP)
Inventor: YAMAZAKI TAKESHI
IPC: B25J9/16
Filed: 1985-04-22
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-H02264733-A (JP)
Title: Preparation of 2,6-dimethylnaphthalene
Inventor: TATE KAZUHITO
IPC: C07C15/24
Filed: 1989-04-06
Abstract: PURPOSE:To readily and profitably prepare the subject highly pure compound substantially not containing impurities such as sulfur and useful as a raw material for polyethylene naphthalate by subjecting a heavy naphtha having a specific amount of sulfur content, etc., as a raw material to a catalytic reformation reaction. CONSTITUTION:A heavy naphtha containing 5-20wt.% of a distillate having boiling points of 170-210 deg.C as a heavy oil distillate, a sulfur content of <=1ppm and a nitrogen content of <=1ppm is subjected to a catalytic reformation reaction to prepare a catalytically reformed oil having a sulfur content of <=1ppm and a nitrogen content of <=1ppm, which is mixed with 10 volume parts of a mixture of methanol and 1-butanol per volume part of the prepared 2,6- dimethylnaphthalene-containing oil and cooled at -5 to 5 deg.C to separate the solid 2,6-dimethylnaphthalene useful as a raw material for high quality engineering plastics.
Patent JP-H08285097-A (JP)
Title: Pressure reducing and flow regulating valve
Inventor: ARITA KINYA
IPC: F16K31/04
Filed: 1995-04-11
Abstract: PURPOSE: To reduce the number of part items so as to reduce cost by providing a pressure reducing and flow regulating part integrally in a valve casing, changing the opening area of an orifice by the sliding of a rod, reducing pressure, and regulating flow while balancing a piston with the spring force of a flow regulating spring and fluid pressure from an inflow port. CONSTITUTION: An orifice 9 for communicating front and rear spaces 61, 62 is provided at the center of a piston 8. A flow regulating spring S is disposed in the rear space 62 and balanced with the fluid pressure of water into the front space 61 from an inflow port 1. The orifice 9 is slidably pierced with a rod 10 with the base end 10a brought into contact with a motor shaft M1 and with the tip brought into contact with a valve body 3. A valve part 15 with the step-like peripheral surface for changing the opening area of the orifice 9 is formed at the rod 10. In a pressure reducing and flow regulating valve A, the discharge is determined by the opening area of the orifice 9 and a clearance in the balance position of the piston 8. As a result, structure is integrated and downsized so as to reduce the number of part items and thereby to reduce cost.
Patent JP-S61243586-A (JP)
Inventor: SHIBATANI KANJI
IPC: G07C5/00
Filed: 1985-04-22
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-S567646-A (JP)
Title: Carrying catalyst containing vanadium pentaoxide* titanium dioxide* phosphor* rubidium and*or cesium
Inventor: PEETAA ROITAA
IPC: C07C51/215
Filed: 1980-06-26
Abstract: A supported catalyst, containing vanadium pentoxide, titanium dioxide, phosphorus, rubidium and any optionally added cesium, with or without zirconium dioxide, in which the catalytic material contains from 1 to 40% by weight of V2O5, from 60 to 99% by weight of TiO2 and/or ZrO2 and, based on the total amount of TiO2, ZrO2 and V2O5, up to 2% by weight of phosphorus and up to 1.5% by weight of rubidium and/or cesium, and which comprises two layers, of which the inner layer contains more than 0.2 and up to 2% by weight of phosphorus, but no rubidium and/or cesium, and the outer layer contains from 0 to 0.2% by weight of phosphorus and from 0.02 to 1.5% by weight of rubidium and/or cesium, the outer layer accounting for from 10 to 90% by weight of the total catalytic material.
Patent JP-H01256959-A (JP)
Title: Bubble generator in bathtub and bubbling method as well as nozzle therewith
Inventor: HARA ZENZABURO
IPC: A61H23/00
Filed: 1988-04-06
Abstract: PURPOSE:To make it easily settable in a general household bathtub and an efficient bubbling effect securable, besides noiseless, by forming a box body into such a structure as being installed on an edge of the bathtub by a flexible hanger so as to cause a three-pass structural nozzle to be dipped in hot and cold water. CONSTITUTION:A flexible hanger 6 for being installed on an edge 22 of a bathtub 21 so as to cause at lest a part of a box body 5 to be dipped in hot and cold water 23, is firmly attached thereto with a screw 6A. In this state, a nozzle 4 is installed in a position of the boxy body 5 so as to be dipped in the hot and cold water 23. A first end 31 of the nozzle 4 is opened in the water, a second end 32 is connected to a pressure chamber 3, a third end 33 is connected to an intake port 7, and there is inclusive of a three-pass structure which mixes air being inhaled from this intake port 7 in a flow of water in an arrow 25. The flexible hanger 6 is molded with synthetic rubber in a form provided with a corrugating projection 61 which covers a thin bar 62 of metal making zinc of lead of its main ingredient and being easily deformable, and there is internally provided with an electric cord 13 for feeding a motor pump 2 with a continuous rating current. In addition, the intake port 7 is installed in the end and an air pipeline 14, connecting this intake port 7 to the third end 33 of the three-pass structural nozzle via a hose 15, is installed inside.
Patent JP-H11277081-A (JP)
Title: Water purifying treatment apparatus
Inventor: SUMITA ICHIRO
IPC: C02F1/44
Filed: 1998-03-31
Abstract: PROBLEM TO BE SOLVED: To continue more stable and efficient operation of a membrane separator over a long period of time in a water purifying treatment apparatus treating raw water by using an ozone oxidizing treatment apparatus and subsequently filtering the treated water by the membrane separator. SOLUTION: In a water purifying treatment apparatus for treating raw water by using an ozone oxidizing treatment apparatus 1 equipped with an ozone supply means 2 regulable in the supply amt. of ozone and passing the treated water through a membrane separator 3 equipped with a membrane having ozone resistance to treat the same, an ozone concn. detection means 4 for detecting the concn. of ozone in the permeated water of the membrane separator 3 is provided and the ozone supply means 2 regulates the supply amt. of ozone based on the detection value of the ozone concn. detection means 4 so that ozone remains in the permeated water.
Patent JP-H11224285-A (JP)
Title: Method and system for contents protection, contents processing system, management system, and record medium
Inventor: IWAMOTO ISAMU
IPC: G06Q50/10
Filed: 1998-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a simple and convenient system and method which make it possible to process and edit an image protected by the right to refuse to be copied and collect value when a had copy of it is taken. SOLUTION: On an image processor 3, a record medium 5a stored with a purchased image protected by the right to refuse to be copied and a record medium 5b stood with an image of a user are set, the ciphered purchased image is deciphered, and the images stored on both the media are processed. When a generated image is printed, the ID and link information of the purchased image used for the generation and information showing the style of the processing of the image are stored on the record medium 5b, which is set on an image printer 2 at a DPE store. The image printer 2 informs a management center 1 of the ID and link information of the purchased image and the management center 1 allows its use by charging the DPE store for the use. Based upon permission, the image printer 2 prints the generated image.  The management center 1 withdraws the charges for use from the accounts of respective DPE stores, and then totalizes and transfers the charges for the use to the accounts of respective right holders.
Patent JP-S61247391-A (JP)
Title: Production of methyl mercaptan
Inventor: ENDO KANEAKI
IPC: C07C319/12
Filed: 1985-04-24
Abstract: PURPOSE:To produce methyl mercaptan at a low cost, by reacting dimethyl disulfide contained in steam condensate water, etc., discharged from a pulp production process with anaerobic mixed microorganisms. CONSTITUTION:Dimethyl disulfide contained in steam condensate water discharged from a pulp production process or contained in recovered terpene oil is subjected to biological reaction with anaerobic mixed microorganisms. The reaction is carried out by charging an iron salt into the reaction solution at 25-70 deg.C temperature under aerobic conditions within 5-7.7 pH range. A gas evolved from the decomposition of the dimethyl disulfide into methyl mercaptan with the above-mentioned biological reaction is circulated and diffused through the above-mentioned reaction system to strip the methyl mercaptan from the reaction solution and alkali scrubbing is carried out in the gas circulation route to absorb and recover the methyl mercaptan in the scrubbing solution.
Patent JP-H08252592-A (JP)
Title: Batch sewage treating device and sludge concentration measuring device
Inventor: KATO TAKEO
IPC: G01N33/18
Filed: 1995-03-16
Abstract: PURPOSE: To improve the capacity of a batch sewage treating device and to efficiently and stably treat sewage. CONSTITUTION: The sludge concn. is measured by a device 12, excess sludge discharge means 8A and 8B are operated to discharge the excess sludge into a sludge concentration tank 3, and the operating time of a concd. sludge discharge means 10 is calculated from the integrated operating time of the discharge means to withdraw the concd. sludge. Consequently, the sludge concn. is kept at a target value, the concd. sludge is discharged in accordance with the amt. of the excess sludge stored and concentrated in the concentration tank, hence the sludge amt. is surely controlled, and the instability in the sludge discharge, sludge concn. and treated water quality is obviated.
Patent JP-S59221275-A (JP)
Inventor: IKENO SANKICHI
IPC: B65D88/64
Filed: 1983-05-17
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-S62243321-A (JP)
Title: Liquid phase epitaxial growth
Inventor: KUBO MINORU
IPC: H01L21/208
Filed: 1986-04-15
Abstract: PURPOSE:To improve accuracy of an impurity doping easily by a method wherein the impurity doping in LPE growth in controlled by the vapor pressure of a solution containing the impurity. CONSTITUTION:In a solution bath 5 for growth, an (In+InP) solution 6 which is the solution for a growth, a solution 7 doped with Zn which is a P-type impurity and a solution bath 8 for the solution 7 are provided. At the time of the growth, the temperature of a boat loaded with the solutions is elevated to melt the solution 7 doped with the impurity and the solution 6 for the growth. At that time, the solution 6 for the growth is added with the impurity Zn by the vapor pressure of the solution 7. In order to prevent Zn vapor from penetrating into the other solution 9 for the growth, a cover 10 is provided to enclose the solution bath 5. After the solution 6 for the growth is added with the impurity, a slider 2 is slid to make a substrate 1 successively contacted with the solutions for growth to perform epitaxial growth. Moreover, the impurity such as Zn can be controlled by the temperature and time when the temperature is elevated and, for instance, the impurity can be controlled by subjecting only the solutions to a heat treatment before growth.
Patent JP-S5311516-A (JP)
Title: Protective unit for output circuit
Inventor: TAIRA HIDEKAZU
IPC: H04N3/18
Filed: 1976-07-19
Abstract: PURPOSE:To avoid an excessive input application to the output circuit to secure a perfect protection for the output circuit from an excessive voltage, etc. at the reoperation time of the circuit after a stop of the driving pulse supply.
Patent JP-2000279488-A (JP)
Title: Device for sterilizing liquid matter
Inventor: KATO SHIGERU
IPC: A61L2/02
Filed: 1999-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a sterilizing device that air bubbles are prevented from being generated or remaining in a sterilizing treatment vessel part and uniform and stable sterilization by electric field is executed by attaining the equal electric field. SOLUTION: The sterilizing treatment vessel part 30 of the device is provided with a high voltage electrode 32 and two grounded electrodes 34 which are mutually planar in parallel and they are arranged by erection in a vertical direction. The treatment part 36 of a liquid matter 2 is formed between the electrodes 32 and 34 and the liquid matter 2 flows in an upward direction J through it. Insulating objects 38 for permitting the width W1 of the treatment part 36 to coincide with that of the electrode 32 are arranged in the both end parts of the part 36. Auxiliary electrodes 42 and 44 are respectively extended in the electrodes 32 and 34. The both end parts of the electrode 32 in the direction J have a streamline shape.  The entrance part and the exit part of the liquid matter 2 are arranged at positions with a distance being larger than the one L1 between the electrodes 32 and 34 from the end part of the electrode 32.
Patent JP-H04318386-A (JP)
Title: Disk cleaner
Inventor: TERAMOTO HITOSHI
IPC: G11B23/50
Filed: 1991-04-18
Abstract: PURPOSE:To obtain a disk cleaner capable of preventing the generation of error due to an electrostatic noise at the recording/reproducing time by the electrostatic charge to a cartridge when an optical disk housed in the cartridge is cleaned up. CONSTITUTION:The subject device is provided with a dust elimination means having a cloth tape 13 for cleaning abutting on the optical disk 2 in the cartridge 1 and moving in the radius direction of optical disk, a rotating mechanism 8 giving the rotation to a cam 21 to give the above-mentioned operation in the radius direction and also giving the rotation to the optical disk 2, and an electrostatic elimination brush 50 arranged between a loading mechanism 4 positioning the cartridge 1 and a front surface panel 3a, to eliminate the charge of the cartridge 1 at the loading/unloading time of the optical disk.
Patent JP-H03285548-A (JP)
Title: Magnetic disc drive motor
Inventor: SAKURAGI KATSUNORI
IPC: H02K5/173
Filed: 1990-03-30
Abstract: PURPOSE:To satisfy required accuracy of assembly by providing a rotatable hub, an underside magnetic fluid seal, an upper side magnetic fluid seal, a ball bearing and a compression spring held by an underside magnetic fluid seal holder. CONSTITUTION:A stator core 5 mounting a winding 6 is adhered to a fixed shaft A1a and an under side magnetic fluid seal holder 13 is secured to the upper part of the stator core 5. A seal 18 is adhered to the seal holder 13 and a compression spring 10 is inserted therein, and underside magnetic fluid is previously injected into the seal 18. A hub assembly A21 is fitted to the fixed shaft A1a and adhered in place. An upper side magnetic fluid holder 14 and a seal 11 are fixed to the upper part of an upper bearing 7 and then upper magnetic fluid 16 is injected.
Patent JP-S5313095-A (JP)
Title: Control rod driving devic e and disjointing method of binding of rod
Inventor: ISHIDA KAZUO
IPC: G21C19/20
Filed: 1976-07-22
Abstract: PURPOSE: To cause the binding of a control rod and its driving device when the connecting tool in accident to be rapidly disjointed, by means of cutting away one part of a piston tube by taking out of a control rod housing, and thereafter by means of cutting the index tube while the remained piston tube is pushing. 
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