baber/WOPTO huggingface dataset:
Patent JP-H05238055-A (JP)
Title: Image forming system
Inventor: SAGARA TOSHIAKI
IPC: H04N1/29
Filed: 1992-02-28
Abstract: PURPOSE:To obtain images having excellent gradation by providing a control means wherein a threshold meeting an inner state detected with a state monitor means is obtained from a table having developing electric potential, bias electric potential, bias frequency, and bias waveform written therein, and a comparing circuit is informed of this threshold. CONSTITUTION:When a threshold Th of a comparing circuit is inputted at a console panel 48, a control means 47 obtains developing electric potential, bias electric potential, bias frequency, bias waveform, quantity of toner on a developing roll, and distance between a photosensitive body and the developing roll, referring to an image forming section setting table. The comparing circuit 41 is informed of the threshold and a developing potential changing means 43, a bias changing means 44, a developing toner quantity changing means 45, and a distance changing means 46 are informed of obtained values respectively, so as to set a condition where an excellent image can be obtained even with the designated threshold. The control means 47 fetches a signal of a sensor 49, monitors an inner state of an image forming section 42, obtains the threshold Th corresponding to its state referring to the image forming section setting table, and informs the comparing circuit 41 of it.
Patent JP-S63211607-A (JP)
Title: Coil for line transformer
Inventor: TAKAHASHI HIROYUKI
IPC: H01F19/00
Filed: 1987-02-27
Abstract: PURPOSE:To reduce inter-layer electrostatic capacity, and to minimize floating capacity by unifying the directions of windings of each layer in the same direction, interposing an insulating material between any layers and lengthening an inter-layer distance. CONSTITUTION:A conductor 1 as a wire rod is wound on a coil bobbin 4 in multilayers through insulating materials 3 in each layer 2. That is, the conductor 1 for a coll is wound toward the other end from one end along a shaft 5 for the coil bobbin 4, transmitted on the conductor layers 2 or the insulating materials 3 formed by the winding and returned up to one end of winding-start, and wound toward the other end from one end again, and the process is repeated in succession, thus winding the conductor 1 in multilayers. Accordingly, the directions of windings of respective layer shaped by winding the wire rod are unified in the same direction while the insulating materials are interposed among any layers in order to lengthen inter-layer distances, thus reducing inter- layer electrostatic capacity, then sufficiently minimizing floating capacity.
Patent JP-H09236310-A (JP)
Title: Air conditioner
Inventor: YOKOYAMA KATSUMI
IPC: F24F13/08
Filed: 1996-02-29
Abstract: PROBLEM TO BE SOLVED: To permit efficient cooling of the whole space in a room by a method wherein a wall-hanging air conditioner is installed in a cabinet, arranged along the wall of a house and having the degree of height of waist, and a ventilation guiding device, guiding outflow air of the wall-hanging air conditioner upward, is provided. SOLUTION: An indoor air conditioner or a wall-hanging air conditioner 3 is installed in a cabinet 2, arranged along the wall W of a house on a floor and having the degree of height of waist. The wall-hanging air conditioner 3 is provided with an air guiding part 24, formed on the upper fore surface of the air conditioner, and an air outlet port 4 of air-conditioned air, formed on the lower part of the fore surface of the air conditioner. The air, sent out of the air outlet port 4, is guided upward by the ventilation guiding device 5. The ventilation guiding device 5 is constituted of a fin-type body 6, provided in the lower part of the air outlet port 4 so as to change the direction of air freely and capable of being fixed at an arbitrary position. According to this method, the whole of a space in a room can be cooled efficiently.
Patent JP-S55134643-A (JP)
Title: Catalyst for hydroformylating reaction
Inventor: MURATA KAZUHISA
IPC: C07C67/00
Filed: 1979-04-09
Abstract: PURPOSE: To obtain a catalyst with high heat stability and high activity, by a method wherein a cobalt carbonyl compound coordinated with an org. phosphorus compound having a plurality of trivalent phosphorus atoms bound to an org. residue is used as a hydroformylating catalyst.  
     CONSTITUTION: As a catalyst used in preparing an aldehyde by hydroformylating an α, β-unsaturated ester or the like, an org. phosphorus compound such as a phosphine compound having at least two or more of triavalent phosphorus atoms bound to an org. residue such as alkyl group or aryl group in a molecule and a cobalt carbonyl compound such as dicobalt octacarbonyl are used. This catalyst is highly active and has good heat stability and carries out the hydroformylating reaction under a mild condition. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S643008-A (JP)
Title: Production of easily disintegrable alumina
Inventor: HARATO TAKUO
IPC: C01F7/023
Filed: 1988-02-24
Abstract: PURPOSE: To obtain the titled alumina having uniform particle shape and sharp particle size distribution, by applying mechanical impact to a specific Al(OH) 3  and/or transition alumina and drying and calcining the product.  
     CONSTITUTION: Al(OH) 3  produced by Bayer's process and having an average secondary particle diameter of ≤10μm and/or a transition alumina produced by contacting the Al(OH) 3  with hot gas of 400W1,200°C for 1W10sec and having an ignition loss of 0.5W15wt.% are filled together with a crushing medium having a ball diameter of 1W50mm into an attritor and applied with mechanical impact for ≥1hr to decrease the peak of the (110) plane of the X-ray diffraction pattern compared with that of Al(OH) 3  and/or the transition alumina before the treatment. The treated Al(OH) 3  and/or transition alumina is, as necessary, dispersed in an aqueous solution to obtain a slurry having a viscosity of 100W1,000 cps. The slurry is spray-dried and calcined at ≥1,000°C in the presence of a chlorine-containing substance (e.g. AlCl 3 ). 
     COPYRIGHT: (C)1989,JPO&Japio
Patent JP-H04262577-A (JP)
Title: Vertical field effect transistor
Inventor: NODA NOBORU
IPC: H01L29/80
Filed: 1991-02-15
Abstract: PURPOSE:To provide a vertical field effect transistor in which an improvement in high frequency characteristic and high withstand voltage are compatible. CONSTITUTION:A drain electrode is provided on a rear surface of a semiconductor substrate 20 on the basis of a structure of a conventional vertical field effect transistor, in order to reduce an output capacity, a thick insulator layer is provided in a bottom of a channel base layer, and further in order to suppress a feedback capacity to a low value, it can be so superposed on a channel as to reduce superposed parts of a gate metal layer 28 and a drain layer. Further, in order to prevent generation of a MOS structure between wirings and a semiconductor layer connected to a passivation layer 32 for burying the layer 28 and a source electrode 33, part of the wiring connected to the electrode 33 is removed, a discontinuous part is provided, and a field plate structure can be formed. As a result, a vertical field effect transistor for obtaining predetermined characteristics is obtained in a range of 800MHz-1GHz, in which an input capacity, an output capacity, a feedback capacity, an ON resistance and a drain withstand voltage are excellent as compared with those of prior art.
Patent JP-S61202425-A (JP)
Title: Liquid-phase epitaxial growth method
Inventor: MURAKAMI TOMOKI
IPC: H01L21/208
Filed: 1985-03-05
Abstract: PURPOSE:To improve the bad condition of growth due to the carry-over of an epitaxial solution by removing the epitaxial solution deposited on a substrate after the epitaxial growth by a centrifugal force by rotating a substrate holder which holds the substrate. CONSTITUTION:After the growth of a substrate 25 brought in contact with an epitaxial solution 21, a substrate holder 23 is moved downward and is separated from a solution reservoir 22. A force of a motor 27a is transmitted by a crystal bar 26a to rotate the holder 23. Then only the epitaxial solution deposited on the substrate 25 is thrown away by a centrifugal force and is contained in a waste-solution reservoir 24. Thus the bad condition of growth due to the carry-over of the epitaxial solution can be improved.
Patent JP-H03245181-A (JP)
Title: Automatic adjusting device for light emitting luminance
Inventor: SHIGETA YASUTSUGU
IPC: G09G3/14
Filed: 1990-02-23
Abstract: PURPOSE:To improve the responsiveness of the light emitting luminance of light emitting elements to ambient light by detecting the error between the output of a reference light detecting circuit and the output level of an ambient light detecting circuit and automatically adjusting the light emitting luminance of N-pieces of the light emitting elements according to the ambient light. CONSTITUTION:This circuit has a driving current supplying circuit 5 for reference which supplies the same driving current as the driving currents of N-pieces of the light emitting elements 1-1 to 1-N to the light emitting element 2 for reference, the circuit 6 for detecting the reference light, the circuit 7 for detecting the ambient light of the device, an error detecting circuit 8 which compares the output levels of the reference light detecting circuit 6 and the ambient light detecting circuit 7 and obtains the output to indicate the error of both the output levels, and a driving current control circuit 11 which controls the driving current supplying circuits 4-1 to 4-N and the driving current supplying circuit 5 for reference in accordance with this output. The driving currents of the light emitting elements 1-1 to 1-N and the light emitting element 5 for reference are varied according to the ambient light and the light emitting luminance of the light emitting elements 1-1 to 1-N is automatically adjusted according to the ambient light. The responsiveness of the light emitting luminance of the light emitting element 5 to the ambient light is improved in this way.
Patent JP-S58160765-A (JP)
Title: Selective absorber for solar heat collector
Inventor: ANDOU SHIGERU
IPC: F24J2/48
Filed: 1982-03-18
Abstract: PURPOSE:To increase the ratio of sunlight absorbance modulus to radiation heat, by arranging an electoconductive sheet having perforated holes arranged regularly in front of an absorber having a high sunlight absorbance modulus. CONSTITUTION:The electroconductive sheet 2 such as a metal mesh sheet in which the perforated holes 2a are arranged regularly is arranged just below a transparent cover 1, and the absorber 3 having a high sunlight absorbance modulus is placed just below the electroconductive sheet 2 so that a selective absorber is formed. When the size of the preforated holes 2a is approximately in the range of the wave length of sunlight, most of the sunlight arriving at the mesh sheet 2 passes through the mesh sheet 2, and most of heat and light having wave lengths longer than that of the sunlight is reflected thereby. Thus, by optimizing the size of the perforated holes 2a, a selective absorber can be obtained with the sunlight absorbance modulus being increased and the heat emissivity being decreased.
Patent JP-H02223871-A (JP)
Title: Method and device for locating partial electric discharge position
Inventor: YAMADA HIROSHI
IPC: G01R31/12
Filed: 1989-02-27
Abstract: PURPOSE:To locate a generating part of partial electric discharge by constituting this device so that a measured pattern of a level sequence of an output part and a simulation pattern obtained by a simulation signal under the same condition as this time can be compared, even if plural capacitor type partial discharge can detect simultaneously discharge. CONSTITUTION:In a closed container 5, plural capacitor type partial discharge detection sensors 6a - 6f are provided, and by a detection output, a generating part of partial discharge is measured. Also, breakers 2a - 2e, disconnecting switches 3a - 3l and and main circuit conductors 4a - 4k for connecting electrically these apparatuses are provided on the closed container 5, a detection electrode 7 is provided on a position opposed at a prescribed interval of the sensors 6a - 6e, and in a state that the electrode 7 is insulated electrically from the inside of the closed container 5 through a dielectric 9, a detection output is outputted from an airtight terminal 8. Subsequently, when partial discharge is generated, a measured pattern is obtained in order of output levels of each sensor 6a - 6f, and next, compared with a simulation pattern obtained by injecting a simulation signal of the same discharge zone as the detected partial discharge into the electrode 7, and from a discharge position of both the patterns, a generated position of the partial discharge is located.
Patent JP-S54136124-A (JP)
Title: Manufacture of pickup tube
Inventor: EHATA SHIGERU
IPC: H01J31/26
Filed: 1978-04-14
Abstract: PURPOSE: To increase both the accuracy and the manufacturing efficiency for the pickup tube by locating the TV camera at the position opposing to plural electrodes on the tube axis and then securing an agreement between the tube axis and each of the electrodes.  
     CONSTITUTION: Video signal 16b of TV camera 16 is supplied to position reading circuit 18 which discrimnates voltage level V 1  of signal 16b at the half-value level for example. According to the time coordinates determined by the horizontal and vertical scanning lines at the discriminating time, the central position of 1st grid hole 3a is detected. Then the pulse signals corresponding to the positions of hole 3a and limit hole 5a are obtained, and the time difference is detected between the centers of the holes to obtain the time differential signal t. Signal t is then supplied to control circuit 19, and X-Y table 12 is shifted so that signal t may be minimum and also stopped within a certain range. After this, welding unit 20 is controlled 19b to fix electron beam control electrode 5 to 2nd grid 4 by welding, and furthermore the control result is displayed at adaptability decision display unit 21. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H10237456-A (JP)
Title: Method for converting coal with supercritical water
Inventor: ARAI KUNIO
IPC: C10G1/00
Filed: 1997-02-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for converting coal which comprises converting coal into a more volatilizable product and liquefying it by using inexpensive water as the solvent and using active hydrogen generated by the decomposition of formic acid and by which a heretofore necessary pre-drying treatment can be dispersed with to simplify the process, and the reaction time is very short, the efficiency of conversion is high and the production cost is low as compared with prior art. SOLUTION: The coal pulverized in a pretreatment step 11 is mixed with water and formic acid to prepare a coal slurry of a concentration of 5-60wt.%. In the coal liquefaction step 12, the slurry is kept in a supercritical state to effect concurrently the decomposition of the formic acid, the hydrolysis of the coal, the heat decomposition of the coal and the reaction of the coal with the active hydrogen generated by the decomposition of forming acid and to thereby effect the conversion of the coal into a more volatilizable product and its liquefaction. In a fractionation step 13, the supercritical water containing the oil produced in step 2 is reduced in pressure and cooled in stages to fractionate the formed oil.
Patent JP-S52125941-A (JP)
Title: Distributor for internal combustion engine
Inventor: FUJIWARA HIROSHI
IPC: F02P7/02
Filed: 1976-04-15
Abstract: PURPOSE:The discharging surface of the rotor electrode is formed by a large number of acute angle parts, and the distributor equipped with the distribution rotor having a long life and a high distribution characteristic.
Patent JP-H11242851-A (JP)
Title: Reproducing method and record medium
Inventor: SUZUKI YASUSUKE
IPC: G11B27/32
Filed: 1998-02-25
Abstract: PROBLEM TO BE SOLVED: To acquire data when a loaded record medium includes character information in a magnagement area by judging whether or not the medium includes the character information based on the data to be transferred from a drive. SOLUTION: An optical disk drive and a host computer 53 are connected to each other via an interface 42. The drive is provided with a servo signal processing part 30 for reproducing the data from a disk 21, a system controller 42 for controlling the whole of the drive and a signal processing part 50 for CD-ROM. Return data are transferred from the drive to the computer 53 by responding to a read command from the host computer 53. Whether the disk 21 is a CD-TEXT disk or not is judged based on a code expressing a data length included in the header of the return data, and when the disk 21 is the CD-TEXT disk, a read command is reissued and CD-TEXT data are acquired.
Patent JP-S63209125-A (JP)
Title: Mark forming method
Inventor: TORIGOE MAKOTO
IPC: H01L21/30
Filed: 1987-02-25
Abstract: PURPOSE:To perform an accurate alignment always easily irrespective of the variation in a projection state, the type of resist, etc., by irradiating a wafer with a light having removing action for forming an irregular surface, and forming an alignment mark by the irregularity. CONSTITUTION:A wafer 7 is conveyed, an initial exposure zone is set at an exposure position on the basis of input information, and an aperture 9 is approached above a reticle 4 to be introduced into an optical path. An actuator 13 drives the aperture 9 to irradiate only an alignment mark 12, and then a CPU 14 radiates from an excimer laser source 1 a laser beam having much larger intensity than a main exposure. When a strong exposure is executed, resist 7a is completely removed only at the part, and a reticle alignment mark image 11 remains as the irregular surface on the resist 7a. Thus, even if the distortion of a projected exposure image, variation in the magnification occur, an accurate alignment is performed irrespective of the type of the resist 7a.
Patent JP-S53128958-A (JP)
Title: Inclined variable equalizer
Inventor: TAKASAKI YOSHITAKA
IPC: H04B3/14
Filed: 1977-04-18
Abstract: PURPOSE: To obtain directly the inclined transmission characteristics by using a circuit of l/Y(f) as a component element of a variable equalizer circuit. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S55137015-A (JP)
Title: Rotary filter and filtering using the same
Inventor: KIRISAWA TADASHI
IPC: B01D33/21
Filed: 1979-04-10
Abstract: PURPOSE: To simply perform a filtering operation and filter material cleaning and regeneration operations when the filter material is clogged in filter device having plural rotary-type filter material by using filtered liquid for backwashing the filter material from its inside.  
     CONSTITUTION: In a funnel type container 1, plural number of filter materials made of metal mesh, etc. are mounted in Japanese soroban beads manner on rotary shaft 2. The rotary shaft 2 having many small holes 2A is connected to motor 5 via seal chamber 4. Liquid to be treated is supplied from raw liquid tank 12 via pipe 14, is filtered by filter material 3; and cleaned water is guided by suction pump 9 to be stored in cleaning tank 6 via pipe 11. When cleaning, the filter material 3 is rotated so that turbulant liquid flow acts to remove solid deposited on the surface. Then, filter operation is repeated. When the filter material 3 is greatly clogged after several operations, cleaning water from the cleaning tank 6 is passed through pipe 7, the seal chamber 4, and rotary shaft 2, and is supplied inside the filter material 3 to completely remove solid deposited on the filter material 3 by backwashing. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H08241630-A (JP)
Title: Electric wire and cable
Inventor: SATOU TATEKI
IPC: C08L75/04
Filed: 1995-03-03
Abstract: PURPOSE: To provide an electric wire and a cable having high fire resistance, abrasion resistance, and flexibility, and excellent in sliding performance too, useful as a moving cable, etc., in an atomic power plant. CONSTITUTION: A fire resistant compound; composed of blending a brominated epoxy resin of 5-60 wt. parts, an antimony trioxide of 1-30 wt. parts, and a phosphorus compound of 0.5-10 wt. parts to a thermoplastic polyurethane of 100 wt. parts; is extrudedly coated on the outer periphery of an insulating core.
Patent JP-H02224422-A (JP)
Title: Method and system for communicating mobile body communication
Inventor: ITO SADAO
IPC: H04B7/26
Filed: 1989-02-25
Abstract: PURPOSE:To realize the use of diversity in a radio zone which was not attained in the past, the speedup of the opening and closing operation of a speech channel, the equalization of the burden of control capacity by the dispersion of control, and the minimization of a fault by providing a radio base station with switching function of a speaking line. CONSTITUTION:The radio base station 30 includes a switch group 323 consisting of switches MSW 1-1 to 4-m which execute the transfer of a control signal to/from a gateway exchange to connect an ordinary telephone network 10, and simultaneously, are necessary to switch a communication channel for connecting each transmitter- receiver 300-0 to 300-m and the gateway exchange 20 and an exchange 11 by being controlled by a radio speech channel control part 321 to control the setting and the release of the speech channel, etc., and an ID discriminating part 324 to store the ID(identification number) of a mobile radio device. Here, the transmitter-receiver 300-0 is used for the delivery and the reception of the control signal. Thus, communication between plural transmitter-receivers of each radio base station and the mobile radio device becomes capable of being exchange in the radio base station, and the improvement of quality against the deterioration of the quality of a radio line can be attained by adopting the diversity.
Patent JP-H02222946-A (JP)
Title: Method for taking up web
Inventor: SAKAMOTO NORIO
IPC: B65H19/22
Filed: 1989-02-23
Abstract: PURPOSE:To prevent a web from having a scratch and to easily change the cutting size of the web by cutting the web to prescribed length,then moving an inserting means away and freeing the tail end part of a film from a guide rail, and taking the web around a spool. CONSTITUTION:The leader of the photographic film F is guided to an insertion roller and an insertion guide means 16 along the guide rail with air pressure and locked to the take-up spool 17, and the film is cut to the prescribed length. Then the lower roller 16b of the insertion roller 16 and the lower side of the insertion guide are moved away, the air pressure is released, and the film tail end part is freed from the guide rail 15, thereby taking up the film around the spool 17 in this state. Consequently, the need for a chute is eliminated to eliminate the problems of a scratch and jamming and also smoothly change the size.