baber/WOPTO huggingface dataset:
Patent JP-S5733893-A (JP)
Title: Edge for loudspeaker
Inventor: NOGUCHI HIROTOSHI
IPC: H04R7/20
Filed: 1980-08-06
Abstract: PURPOSE:To remove the edge resonance of a loudspeaker, and to obtain a satisfactory frequency characteristic, by adding a foaming agent to thermoplastic elastomer, foaming it by continuously executing crosslinking reaction, and increasing an internal loss. CONSTITUTION:A foaming agent is added to polybutadience, and is foamed at the same time, continuously executing crosslinking reaction for coupling between the molecules as a bridge. Subsequently, an edge for a loudspeaker is formed by means of vacuum forming, air pressure forming, heat compressing, etc. In this way, since an internal loss of an edge for a loudspeaker is increased, the edge resonance is removed, and a flat sound pressure frequency characteristic is obtained.
Patent JP-H08301554-A (JP)
Title: Conveyor device
Inventor: ABE TSUTOMU
IPC: B65G65/40
Filed: 1995-05-02
Abstract: PURPOSE: To provide a conveyor device that can discharge stored material, stored in a storage box, ideally into a desired place without overflowing or scattering and can simplify and downsize discharge mechanism and also downsize facilities for storing the stored material. CONSTITUTION: A conveyor device is provided with a storage box 1 provided with a box body, provided at the bottom part of the box body for the drop of stored material, doors 6 rotated downward for an opening, so as to be able to open the opening, a guide rail 9, a shaft, and rolling wheels connected to both end parts of the shaft; an extended part 42 extended outward from the rolling wheels; and a second guide 50 for guiding the storage box 1 movably from a first position to a second position. The conveyor device is further provided with a driving means for driving the storage box 1 along the second guide 50, a first locking part 64 for moving the shaft to one side through the extended part 42, and a second locking part 66 for moving the shaft to the other side through the extended part 42.
Patent JP-H02296625-A (JP)
Title: Packaging method for refractory containing free lime
Inventor: MORIOKA KEIJI
IPC: B65B31/04
Filed: 1989-04-27
Abstract: PURPOSE:To prevent the digestion of a refractory which contains free line assuredly by a method wherein the refractory which contains free lime is covered by an airproof material, and in addition, air in the cover of this airproof material is removed, and CO2 dry gas is encapsulated to complete the packaging of the refractory. CONSTITUTION:Refractories 1 are piled up on a lower box body 5, and a lid 6 is fitted, and then at the seam of a box body 4, an airproof tape 7 is bonded. By opening a vacuum valve 10, a vacuum pump 12 is operated, and the pressure in the box body 4 is reduced by aspiration to approximately 20-30mmHg. Then, the vacuum valve 10 is closed, and by opening a pressure valve 14, CO2 dry gas is fed from a bottle 16 up to a pressure which is slightly higher than the outside air pressure, i.e., approximately 0.1-2mmHg. Then, a three way pipe 8 is removed, and an opening 17 is closed by a tape or heat-sealing to give an airproof condition to the box body 4 by completely shutting out the box body 4 from the outside air. In this manner, the box body 4, which has been shut out from the outside air, and in which refractories objects are contained, is packaged by a shrinkable film 18 or tied by a steel belt 19 or PP band properly to complete the packaging.
Patent JP-S62264188-A (JP)
Inventor: GO JUNICHI
IPC: B66B11/08
Filed: 1986-05-13
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-H05282232-A (JP)
Title: Device control mechanism
IPC: G06F13/10
Filed: 1992-04-01
Abstract: PURPOSE:To easily manage the change of control program information, and to easily cope with a device for a repair. CONSTITUTION:The control program information corresponding to an input and output interface LSI 5, and each version of a peripheral circuit system 8 set in a version code memory 6, is stored in an ROM 2 of a control part 1. A CPU 3 reads the input and output interface LSI 5 and the version code of the peripheral circuit system 8 from the version code memory 6, and decides the control program information to be used for a processing according to the content.
Patent JP-H07321482-A (JP)
Title: Anti-falling mechanism for power supply unit
Inventor: FUKUNAGA SEIJI
IPC: H05K7/14
Filed: 1994-05-24
Abstract: PURPOSE:To prevent a power supply unit from falling positively during operation by mounting the power supply unit positively. CONSTITUTION:When a switch 12b is turned ON, power is fed from a power supply through a power supply unit 12 to the body 11 of an apparatus. In this regard, a current flows through a coil 12a and a working rod 12d is attracted to a coil. The working rod 12d rotates around a fulcrum B to shift a stopper rod 12c in the direction of a hole 11b. Consequently, the stopper rod is inserted into the hole and the power supply unit is locked to the body of apparatus.
Patent JP-H0218374-A (JP)
Title: Single crystal growing apparatus
Inventor: BIN HIROKI
IPC: C30B11/00
Filed: 1989-05-01
Abstract: PURPOSE: To enable the easy observation of crystal growth and the execution of growth while well maintaining a temp. distribution by constituting the high-temp, section electric furnaces of a growing apparatus by a horizontal Bridgman method of a specific protective quartz tube 27 and double quartz tube.  
     CONSTITUTION: A growth furnace 30 connected with the high- and low-temp. section electric furnaces 28, 29 is horizontally freely movably fitted onto the outer periphery of the supporting quartz tube 27 for supporting the quartz reaction tube 45 by inserting the tube therein. The quartz tube 27 is freely vertically tiltably supported. The high- temp. section electric furnace 28 of such growing apparatus comprises the cylindrical type double quartz tube 40 which has a heat wire 36 on the outer side of the quartz tube 27, the cylindrical protective quartz tube 37 on the outer side thereof and cooling water inflow and outlet ports 38, 39 on the outer side thereof and is coated with a golf foil film 42 on its inside wall. The gold foil film 41 reflects the greater part of the IR rays emitted from the heat wire 36 and simultaneously widens the uniform temp. blocks of the furnaces 28, 29 with the strong heat converging force. On the other hand, the gold foil film 41 allows the transmission of part of the visible rays and, therefore, the whole process of the single crystal growth can be directly observed through the film with naked eyes. 
     COPYRIGHT: (C)1990,JPO
Patent JP-S602974-A (JP)
Title: Cleaning method of photosensitive body
Inventor: TAGIWA IZUMI
IPC: G03G21/00
Filed: 1983-06-20
Abstract: PURPOSE:To decrease the force of attracted toner periodically and prevent the toner from being fixed permanently, and maintain the function of a toner recovery roll by superposing an AC component upon a DC voltage inpressed to the onter recovery roller. CONSTITUTION:Residual toner 5 on a photosensitive body 1 is removed with a magnetic brush. The magnetic brush is formed around a sleeve 2 which rotates around fixed magnets 3. Toner is attracted from the magnetic brush to a toner recovery electrode 6, removed with a blade 7, and discharged from a discharge part 8. The toner recovery electrode 6 is impressed with the DC voltage while the AC voltage is superposed to reduce the attracting force periodically, and the toner and dust are floated to prevent the sticking to the attraction surface. This operation is carried out only when a cleaning device idles to prevent the deterioration in original toner recovery rate.
Patent JP-H10302098-A (JP)
Title: Passenger guide system
Inventor: MATSUMOTO HIDESATO
IPC: G07B15/00
Filed: 1997-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a passenger guide system which guides passengers at the time of not only getting-on but also changes and getting-off. SOLUTION: Passenger guide devices 81 to 83 each of which consists of an automatic ticket examination machine 4 which communicates with a commutation ticket 20 to execute the ticket examination processing, a guide communication unit 11 which is provided across the automatic ticket examination machine 4, an entrance gate, an exit gate, and an exit, and a control means 63 which performs radio communication between the guide communication unit 11 and the commutation ticket 20 to execute the guide processing for a passenger from the automatic ticket examination machine 4 or the exit gate to the entrance gate or the exit are installed in individual stations and are mutually connected by a network 10.
Patent JP-H046528-A (JP)
Title: Liquid crystal element
Inventor: HANIYU YUKIO
IPC: G02F1/1337
Filed: 1990-04-24
Abstract: PURPOSE:To display high-contrast images and to obviate the generation of after images by intersection the directions of the unidirectional orientation treatment applied on a pair of specific polyimide films with each other. CONSTITUTION:The liquid crystal element has a pair of substrates 11 having the polyimide films 14 subjected to the unidirectional orientation treatments and a chiral smectic liquid crystal 15 disposed between a pair of the substrats 11. The diamine components constituting polyimide bond the fluorine-contained residual groups and the directions of the unidirectional orientation treatments applied on a pair of the polyimide films 11 intersect with each other. The orientation state which develops the high optical contrast in a bright state and dark state generates, in particular, the high contrast in the non-selected picture elements at the time of multiplexing driving and does not generate a delay in the optical response at the time of switching to be the cause for the after images at the time of display is obtd.
Patent JP-S6312165-A (JP)
Title: Heterojunction bipolar transistor
Inventor: HIRAOKA YOSHIKO
IPC: H01L29/73
Filed: 1986-05-15
Abstract: PURPOSE:To obtain a high gain, by providing a potential barrier for preventing lateral diffusion of carriers between an intrinsic region and a neighboring outer base region. CONSTITUTION:On a semi-insulating GaAs substrate 1, an n+ type GaAs layer 2, an n-type GaAs layer 3 and a p+ type GaAs layer 41 are epitaxially grown sequentially. The layer 2 and the layer 3 become collector regions. The layer 41 becomes an intrinsic base region having an impurity concentration N1. Then, an n-type AlxGa1-xAs layer 51, an n-type Al0.3Ga0.7As layer 52 and an AlxGa1-xAs layer 53 are epitaxially grown sequentially. On the layer 53, an n-type GaAs layer 54 and an n<+> type GaAs cap layer 6 are epitaxially grown sequentially. A p<++> type layer 42, which is to become an outer base region having an impurity concentration N2, is formed on this wafer by implantation of Be<+> ions. N2 is set so that relation of N2>=e<2>N1 is obtained ((e) is a base of natural logarithm). Then insulating films 101 and 102 are formed by ion implantation. Thereafter an emitter is exposed, and a CVD oxide film 11 is formed on the entire surface. Finally, a collector electrode 9, an emitter electrode 7 and a base electrode 8 are formed.
Patent JP-H02285022-A (JP)
Title: Method for prediction-controlling decarbonizing end point in vod process
Inventor: OKAMURA MASAYOSHI
IPC: C21C7/10
Filed: 1989-04-27
Abstract: PURPOSE:To establish correcting technique to variation with the lapse of time and to display excellent predicting accuracy even in low C range by obtaining the predicting error of the decarbonizing rate from the target value, etc., at blowing stop, applying correction based on this predicting error and predicting decarbonizing end point in VOD process. CONSTITUTION:In the VOD process for executing finish decarbonization, the relational equation (I) between three parameters of oxygen parameter Po2, component concn. parameter (%) in the molten steel before oxygen blowing and the present molten steel temp. parameter (T) and carbon concn. in the molten steel is solved to obtain the present carbon concn. In the equation I, A0-A3 are the constants and the factors obtd. from statistics and (m) and (n) show the indexes. Difference between this actual value and the predicting value is obtd. from the equation II. In the equation II, Cgamma shows the target C value at blowing stop. The correction obtd. from the equation II based on the predict error is added to the value solved with the equation I and the decarbonizing end point in the VOD process is predicted. By this method, the predicting accuracy of the decarbonizing end point can be stably secured over the long period of time.
Patent JP-S63274546-A (JP)
Title: Drive device of ink supply device
Inventor: OTA HIDEO
IPC: B41F31/14
Filed: 1987-05-07
Abstract: PURPOSE:To permit the drive path of an ink supply device to be selected in an extremely short time in response to a change in the rotary direction of a plate cylinder by providing a displacement means for the movement and displacement of a second idle gear. CONSTITUTION:When a plate cylinder rotates clockwise, a piston rod 22 of a drive cylinder 19 which is a displacement means, is allowed to retract to turn an eccentric cam 14 through a sector segment gear 12 and a cam gear 15, and subsequently, a rod member 16 is pulled downward along an axial line. An arm member 10 is turned clockwise in response to the movement of the rod member 16, and the second idle gear 4 is permitted to be interlocked with the first gear and the first idle gear 3 simultaneously, and the second gear 2 is disengaged. Contrarily, when the plate cylinder is rotated counter-clockwise, the piston rod 22 of the drive cylinder 19 is protracted, and the rod member 16 is pushed up along an axial line. Further, the second idle gear 4 is permitted to be interlocked with the first and second gears 1, 2 concurrently and at the same time, the first idle gear 3 is disengaged.
Patent JP-S5812145-A (JP)
Title: Driving device of objective lens
Inventor: ITOU MASAYUKI
IPC: G11B7/095
Filed: 1981-07-13
Abstract: PURPOSE:To ensure an accurate control of an objective lens, by sticking the permanent magnet to the objective lens in a body and the giving the electric conduction to the coil provided at a place near the permanent magnet. CONSTITUTION:An objective lens 11 is set opposite to the surface of a disk, and the information recorded to the disk is read. A shift is detected in the tracking and focus directions respectively by making use the reflected light given from the disk. An electric signal is delivered in accordance with the detected shift and then applied to the tracking control coils 24 and 25 as well as to the focus control coils 26 and 27 as a compensating current. Thus the permanent magnets 15 and 16 are driven in the tracking and focus directions respectively. As a result, the lengs 11 is shifted to an optimum position with its optical axis kept vertical to the disk at all times.
Patent JP-S5732885-A (JP)
Title: Evacuating device of electron beam welding device
Inventor: MANABE MASARU
IPC: F04C25/02
Filed: 1980-08-08
Abstract: PURPOSE: To start an oil rotary vacuum pump and a mechanical booster pump simultaneously by incorporating a baffle plate into the vacuum pump inserted between a welding chamber and the mechanical booster pump, and operating the same simultaneously with a valve.  
     CONSTITUTION: A baffle plate 14 is inserted together with a vacuum pump 3 into between the vacuum pipings 9 and 10 between a welding chamber 1 and a mechanical booster pump 4. This baffle plate 14 is operated synchronously with the valve 3, so that no large load is applied upon the pump 4 despite simultaneous operation of an oil rotary vacuum pump 6 and the pump 4. For example, the degree of opening of the valve 3 is so set as to be gradually increased and to be fully opened 2W3sec after together with the baffle plate 14 in synchronization therewith, it is possible to start the pump 4 simultaneously with the pump 6 from the atmosphere pressure. Thereby, the working efficiency of electron beam welding is improved. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H01281888-A (JP)
Title: Structure for chuck part of small cylindrical body transfer device
Inventor: YAGINUMA YOSHITAKA
IPC: B25J15/08
Filed: 1988-05-06
Abstract: PURPOSE:To hold many cylindrical bodies at one time by providing a pair of holding parts on the guide erected at a pair of the supporting parts of a frame and arranging alternately a magnet and permanent magnet so that the respective pole is opposed and the characteristics of the mutual magnets and permanent magnets poles become mutually reverse. CONSTITUTION:Repulsion is caused on a pair of the supporting parts 17b of a frame 17 and on the magnet 23 and permanent magnet 22 each other of a holding part 19 and attraction on the mutual magnets 23 and permanent magnets 22 of the holding part 19 each other respectively by passing a DC current to the magnet 23. A pair of the holding parts 19 are mutually approached by these repulsion and attraction to interpose a cylindrical body A by its claw 21. On the other hand, repulsion is caused on the mutual magnet 23 and permanent magnet 22 of the holding part 19 and attraction on the mutual magnet 23 and permanent magnet 22 of the supporting parts 17b and holding parts 19 by passing the current in reverse direction. A pair of the holding parts 19 are separated each other, the claw 21 thereof is opened and the cylindrical body A is released.
Patent JP-H01282177-A (JP)
Title: Torch nozzle for arc welding and production thereof
Inventor: NOKITA NORIO
IPC: B23K9/26
Filed: 1988-05-09
Abstract: PURPOSE:To obtain the title torch nozzle wherein fusion wear of a nozzle tip part is prevented and the sticking and sputtering amount is diminished by coating the torch nozzle for arc welding which has base material made of ceramic with ceramic incorporating both hexagonal system BN and oxide-base inorganic material as a binder of BN. CONSTITUTION:An aimed torch nozzle for arc welding is obtained by coating the torch nozzle for arc welding which has base material made of ceramic consisting of e.g. Al2O3 as a main component with ceramic incorporating both 5-98wt.% hexagonal system BN and 2-95wt.% oxide-base inorganic material as a binder. In the above-mentioned coating, aluminum phosphate being mineral material is made to an acidic soln. of <=3pH and hexagonal system BN powder is mixed thereinto and the mixture is agitated and thereafter applied on the torch nozzle. The aimed torch nozzle for arc welding is obtained by baking the torch nozzle being in this state at 500-1200 deg.C for about 30-60 minutes. This torch nozzle is obtained at low cost and enriched in durability and excellent in peeling property of sticking and sputtering.
Patent JP-S603096-A (JP)
Inventor: DOI SHIYOUJI
IPC: B65B57/00
Filed: 1983-06-20
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-S602956-A (JP)
Title: Manufacture of photomask
Inventor: SAKAKIBARA TOSHIO
IPC: G03F1/00
Filed: 1983-06-20
Abstract: PURPOSE:To repair defect parts of a mask pattern easily and securely by forming metallic deposited layers at the defect parts by laser light irradiation. CONSTITUTION:For example, the mask pattern 12 which is formed on the surface of a transparent glass substrate 11 and contains metal such as Cr has defects such as pinholes 13a and 13b and a pattern absent part 14. This photomask is formed by forming a film 15 of material containing metallic material Cr on the surface. Then, the pinholes 13a and 13b are irradiated with laser light as shown by arrows 16a and 16b to form Cr deposited layers 17a and 17b in the pinholes 13a and 13b by thermal decomposition, chemical reaction, photochemical reaction, etc. which are thus charged and repaired. The pattern absent part 14 is irradiated with scanning laser light within a range shown by arrows 18a and 18b to form a Cr deposited layer 19 on the substrate 11 corresponding to the part 14. Then, the film 15 is removed by solvent or etching, etc., lastly.
Patent JP-S601665-A (JP)
Title: Synchronism generating circuit of pcm recording and reproducing device
Inventor: ITOI TETSUSHI
IPC: G11B20/10
Filed: 1983-06-20
Abstract: PURPOSE:To obtain a synchronism generating circuit which outputs a block synchronizing signal suited to the modulation of a biphase mark, by synthesizing the outputs of both the 1st and 2nd counter circuits which count the auxiliary signals of basic clocks and the basic clocks themselves respectively. CONSTITUTION:A block start signal serves as a pulse signal which shows a period between the start time point of a block of an input data signal and the rise time point of the next earliest basic clock. The 1st counter circuit 22 starts its counting with said block start signal and transmits a pulse output when it counts the 1st cycle of the basic clock. The 2nd counter circuit 23 starts its counting with the block start signal and transmits a pulse output when it counts the 2nd cycle of the basic clock. Both counter circuits 22 and 23 hold a fixed level of output until the next block start signal is supplied. An synthesizing circuit 25 synthesizes the outputs of circuits 22 and 23 and outputs the signals having pulses at the 1.5th and 3rd periods of the basic clock obtained from each block start signal.
Patent JP-S591986-A (JP)
Inventor: SUZUKI HIROYUKI
IPC: C21C7/00
Filed: 1982-06-29
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-S5538939-A (JP)
Title: Temporary rust-preventing method for iron or steel material
Inventor: MATSUMAE HIROAKI
IPC: C23F11/00
Filed: 1978-09-11
Abstract: PURPOSE:To make easy the application and peeling of a rust-preventive agent in temporary rust-prevention, and to prevent the bad influence of the peeled coating on the apparatus, by forming a coating of 2-ammonium hydrogen citrate on the surface of iron or steel. CONSTITUTION:A 1-20%soln. of 2-ammonium hydrogen citrate is heated to about 80 deg.C. Iron or steel material is dipped in the soln., or the soln. is applied or sprayed on the iron or steel material previously heated to about 50 deg.C to prevent temporarily the iron or steel material from being rusted.
Patent JP-S63275891-A (JP)
Inventor: OKADA MASAKI
IPC: F16L59/06
Filed: 1987-05-08
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-H07321647-A (JP)
Title: Programmable damping circuit
Inventor: TSUUWAN PAN
IPC: H03L7/089
Filed: 1995-05-09
Abstract: PURPOSE: To make it possible to program a damping factor by adding equivalent voltage to capacitor voltage and simulating resistance in a damping means for an A type phase detector and controlling the effective resistance of a loop filter by a variable gain amplifier in the case of a B type phase detector. CONSTITUTION: An input signal Fin 701 and a signal VCOin 709 are inputted and sent to a block 802 consisting of a flip flop(FF) and a logic and a pump up signal 803 and a pump down signal 804 are supplied to control switches 806, 808. The signal 803 controls a switch 904, the signal 804 controls a switch 905, a current source 805 is connected/separated to/from a node 807 by the switch 806, and a current source 809 is connected/separated to/from the node 807 by the switch 808. The node 807 is connected to a filter 901 and a node 902 is grounded through a capacitor Cl and connected to an additional node 903. A voltage source +Veff 906 is connected/separated to/from a node 908 by a switch 904.