baber/WOPTO huggingface dataset:
Patent JP-H09330002-A (JP)
Title: Cleaning device
Inventor: YANO HIDETOSHI
IPC: G03G21/10
Filed: 1996-06-11
Abstract: PROBLEM TO BE SOLVED: To provide a cleaning device capable of keeping toner recovered on a cleaning roller from adhering to a photoreceptor again and preventing the contamination of an electrifying roller. SOLUTION: This cleaning device is equipped with the cleaning roller 23 consisting of a conductive member which is rotated while it is pressed to the photoreceptor 1, triboelectrifies the toner left after transfer, where positive and negative polarities coexist, and makes its polarity the same as that of the toner after developing so that the toner on the photoreceptor may be removed; a bias roller 24 rotating in contact with the roller 23 and removing the toner on the roller 23; a means 30 for impressing specified voltage on the rollers 23 and 24; and a scraping member 25 removing the toner on the roller 24.  In such a case, a charge imparting member 26 imparting charge to the toner on the roller 23 is provided between the downstream side of the contact position of the roller 23 with the roller 24 in the rotating direction of the roller 23 and the upstream side of the contact position of the roller 23 with the photoreceptor 1 in that rotating direction.
Patent JP-H09330401-A (JP)
Title: System and method for dividing area of color picture
Inventor: UCHIYAMA TOSHIRO
IPC: G06T7/00
Filed: 1996-06-11
Abstract: PROBLEM TO BE SOLVED: To divide a picture into respective areas a person feels by estimating a color which is observed by a person at the time of dividing a color picture into the areas. SOLUTION: A smoothing filter and an edge detecting filter the scales of which are controlled by a scale factor are applied to a color picture so as to obtain an edge intensity and a smoothed picture in the neighborhood of each pixel concerning various sizes of scale factors. Next, based on the edge intensity concerning various scale factors, an optimum scale factor is selected for each pixel to generate 3 scale factor picture. Next, a color vector is selected from the smoothed picture corresponding to the optimum scale factor for each pixel to make this the observing color vector of each pixel. In addition, the importance of the observing color of the pixel is decided based on the optimum scale factor for each pixel.  Then all the pixels are clustered based on what is obtained by weighting the observing color vector of each pixel by importance and indexes are added to the respective clusters (areas) to for a color index picture showing the respective area by distinguishing.
Patent JP-S63313107-A (JP)
Title: Manufacture of optical fiber unit
Inventor: ISHII HIROSHI
IPC: G02B6/44
Filed: 1987-06-16
Abstract: PURPOSE:To minimize an increase in the transmission loss at the time of manufacture by heating a unit right before a pressure tape is wound. CONSTITUTION:A tension member 1 is sent out of a sending device 5 and optical fibers 2... supplied from an optical fiber supply device 6 installed in the middle of the running of the tension member are stranded and put together around the tension member 1 by the rotation of the device 6 to form a unit 3, which is wound with the pressure tape 4 supplied from a tape winding device to manufacture an optical fiber unit 8, which is taken up by a take-up device 9. A heating device 10 is provided in front of the tape winding device 7 to heat the running unit 3. The heating temperature is preferably 250-300 deg.C and the whole body expands by the heating, and the tape 4 is wound in this state, so the fibers 2... shrink as the temperature drops to eliminate the strain of the fibers 2... which is caused by winding the tape 4.
Patent JP-S5775556-A (JP)
Title: Coreless motor
Inventor: FUKAMI TADASHI
IPC: H02K23/54
Filed: 1980-10-27
Abstract: PURPOSE:To obtain a coreless motor generating large torque with good efficiency by supporting with bearing a disk-shaped hollow coil around a disk shaped yoke rotatably and by arranging two sets of field magnets supplying magnetic flux in the opposite directions to both axial surfaces of said coil. CONSTITUTION:A hollow disk-shaped coil 13 is arranged on the outer peripheral part of disk-shaped yokes 8, 9 fixed on a bearing 6 part via a gap. The coil 13 is mounted on a rotary shaft 10 together with a commutator part 11, supported with bearings 6, 7, and is installed rotatably against the disk-shaped yokes 8, 9. Further, two sets of field magnets 3a, 3b, 4a, 4b that supply magnetic fluxes in the opposite directions on both axial sides of this disk-shaped coil 13 are placed facing to each other. In order to make the hollow disk-shaped coil, a projected part 9b is provided on one 9 of the yokes, and a bore part 8b is set on the other 8 of the yokes. And the projected part 9b and the bore part 8b are shifted, and the coil 13 is wound. Further, the yokes are shifted, and said projected part 9b and said bore part 8b are combined.
Patent JP-H09328185-A (JP)
Title: Disc container case
Inventor: YAMAGUCHI TOMOAKI
IPC: B65D85/57
Filed: 1996-06-11
Abstract: PROBLEM TO BE SOLVED: To keep disks in a standard-size mail, by inserting the radial ends of a disk into cut holes on the first and second folding lines continuously connecting the first and second holding parts respectively at one side and the other side of a corrugated baseboard covering every side face of the disk. SOLUTION: A holding board 12 keeping a compact disk D through a folding line 14 is continuously connected to one side of a baseboard 11 covering one side face of the compact disk D of the CD container case made of corrugated cardboard and a holding board 15 is connected to the other side of the baseboard 11 through the folding line 15. Cut-off holes 16, 17 formed respectively at the central part on the folding lines 14, 15 are positioned in the right-angled direction against the folding lines 14, 15. A bad-form part is arranged so as to surround the CD by a pair of tabs 18 for sticking and the folding line 14. In this way, the CD is pushed in the container case to securely hold it, in the pressure contact area formed by the baseboard 11 and the holding board 12 when assembling the container case.
Patent JP-H08318178-A (JP)
Title: Structure of excess pile recovering section of flocking device
Inventor: MOTOKAWA SHIGETADA
IPC: B05B5/00
Filed: 1995-05-23
Abstract: PURPOSE: To make it possible to rationally and efficiently recover and recycle the excess piles failing to be utilized for flocking at the time of flocking to a work surface by a flocking device and to prevent an increase in the size of a flocking room. CONSTITUTION: This flocking device has an excess pile recovering section 10 consisting of a suction duct 20 which is opened in at least a part of its front surface and gliding plates 30 which exist on both sides of this duct and allow the excess piles to glide toward the suction duct in the bottom of the flocking room 11. The gliding plates are formed variably in the angle of inclination with the suction duct.
Patent JP-2000338857-A (JP)
Title: System and method of visual handicap simulation, and recording medium where visual handicap simulation program has been recorded, and recording medium where visual handicap simulation program and image have been recorded
Inventor: OKUBO HIROHIKO
IPC: G06F19/00
Filed: 1999-05-28
Abstract: PROBLEM TO BE SOLVED: To simulate many kinds and levels of visual handicap perceptual states, and realize also composite visual handicaps, by image-processing inputted image data according to the kinds of the visual handicaps, and displaying the processed images. SOLUTION: To make a personal computer 207 operate as a visual handicap simulation system, visual handicap simulation programs recorded on a CD-ROM 204 are read and stored in a storage device 209. Then, an image processing part 210 includes each function of an eyesight failure processing means 211, an astigmatism processing means 212, a contrast processing means or the like. The image processing part 210 sums up processed signals from each means for executing selected processing, and synthesizes and edits them so as to display the processed images on a television receiver 220 or an HMD 221. Thus, the visual handicaps can be realized and perceived.
Patent JP-S5850428-A (JP)
Title: Counting method
Inventor: MINAMIDA KAZUKIYO
IPC: G01G19/387
Filed: 1981-09-22
Abstract: PURPOSE:To equalize the weight of the content of packed materials, by converting a plurality of measured weight into a number of pieces, obtaining the combination wherein the computed number and weight are equal to or most approximate to the preset values, and updating the preset weight every time the specified conditions are satisfied. CONSTITUTION:A start signal (a) is inputted to an operation controlling part 4 from a packing machine, and a selecting signal (b) is sent to a multiplexer 2. Each weight, which is undergone A/D conversion by an A/D converter 3, is divided by a unit weight which is set by a unit weight setting part 5 in order to obtain the number of pieces, and the result is stored in the operation controlling part 4. Then the combination code which is matched with the number of pieces  set by a number setting part 6 is stored. The combination code of the combination weight which is equal to or most approximate to the preset weight which is  set by a weight setting part 7 is obtained and only one pair of the code and its  comination weight is stored. Based on said combination code, a discharge signal  (c) is outputted from the operation controlling part 4, the materials in a corresponding measuring machine are discharged, and the materials whose number is  equal to the preset number are delivered to the packing machine.
Patent JP-S5851377-A (JP)
Title: Information processing device
Inventor: OKAMOTO TETSUO
IPC: G06F9/318
Filed: 1981-09-22
Abstract: PURPOSE:To shorten the length of a instruction word and improve the processing speed, by providing an instruction controlling part and plural operating parts and transmitting an instruction together with contents of a data number designating register from the instruction controlling part to operating parts. CONSTITUTION:An instruction transmission controlling circuit 5 grasps states of operating parts 2-1, 2-2-; and when an operating part for execution of the instruction in an instruction register 3 becomes idle, the circuit 5 transmits contents of the instruction register 3 and contents of a data number designating register 4 to this operating part through signal lines 9 and 10. Contents of the data number designating register 4 are set as the initial value to a data length counter 7, and contents of this counter 7 are counted down by -1 each time data is inputted to the operating part 2-i (i=1 or 2). When contents of the data length counter 7 becomes a prescribed value, the operating part 2-i transmits an end previous notice signal to the instruction controlling circuit 5 through a line 11. The circuit 5 finds it by this signal that the operation part will be idle.
Patent JP-S5777033-A (JP)
Title: Manufacture of iron oxide hydrate gamma-feooh
Inventor: OGISU KENJI
IPC: C01G49/02
Filed: 1980-10-24
Abstract: PURPOSE: To obtain crystals of superior form by performing the aeration oxidation of an iron hydroxide suspension obtd. by adding alkali to an aqueous iron salt soln. in the following 2 steps; a high-speed aeration oxidation process and a low-speed aeration oxidation process.  
     CONSTITUTION: An alkaline soln. is added to an aqueous iron salt soln. to prepare an iron hydroxide suspension, and by blowing a gas contg. O 2  into the suspension, the suspension is oxidized at an oxidation speed enough to chiefly cause the formation of secondary nuclei of γ-FeOOH. When the ratio of Fe 3+ /Fe in the suspension  reaches a prescribed value in a system where green rust coexists with γ-FeOOH, the oxidation is performed at 1/5W1/50 time as high oxidation speed as said oxidation  speed. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H11337823-A (JP)
Title: Zoom lens
Inventor: NANJO YUSUKE
IPC: G02B15/16
Filed: 1998-05-29
Abstract: PROBLEM TO BE SOLVED: To provide a zoom lens for home video camera, etc., improved to be able to shorten the total length, and to relax the sensitivity of performance degradation due to the eccentricity of the lens. SOLUTION: This zoom lens consists, sequentially from the object side, of a 1st group I of positive refracting power, a 2nd group II of negative refracting power, a 3rd group III of positive refracting power, and a 4th group IV of positive refracting power. The 1st group and the 3rd group are fixed, the magnification is mainly varied by moving the 2nd group in the direction of the optical axis, and variations in image position due to variable magnification are corrected by moving the 4th group in the direction of optical axis and also focusing is performed. The 3rd group has a compound lens of a convex lens L3.1 and a concave lens L3.2 sequentially arranged from the object side, and the 4th group has a compound lens of a concave lens L4.1 and a convex lens L4.2 sequentially arranged from the object side.
Patent JP-2000338677-A (JP)
Title: Positive photoresist composition
Inventor: KANNA SHINICHI
IPC: G03F7/039
Filed: 1999-05-28
Abstract: PROBLEM TO BE SOLVED: To ensure high resolving power and to improve the edge roughness of a pattern by using an alkali-soluble resin containing phenolic hydroxy groups protected by a substituent having a specified structure and combining two or more such resins different from each other in protection rate. SOLUTION: This positive photoresist composition contains an alkali-soluble resin containing phenolic hydroxy groups protected by a substituent having a structure of the formula, a compound which generates an acid when irradiated with active light or radiation, an organic basic compound and a solvent. The alkali-soluble resin is a mixture of two or more resins different from each other in the protection rate of phenolic hydroxy groups and the difference between the maximum and minimum protection rates is 3-60. In the formula, R1 is a 1-4C alkyl, W is an organic group containing at least one atom selected from the group comprising O, N, S, P and Si atoms and at least one C atom, amino, ammonium, mercapto or the like and (n) is a natural number of 1-4.
Patent JP-H10326711-A (JP)
Title: Inductance device
Inventor: SASAMORI KUNIO
IPC: H01F37/00
Filed: 1997-05-23
Abstract: PROBLEM TO BE SOLVED: To obtain an inductance device whose shape is miniaturized without degrading its characteristic by a method wherein a ferromagnetic belt-shaped metal or a ferromagnetic metal which is molded to be cylindrical is arranged around a ferromagnetic drum core on which a winding is wound. SOLUTION: A drum core 11 is formed by molding and firing a ferrite, and disk-shaped flanges 11A, 11B are installed at both ends of a cylindrical winding shaft. In the drum core 11, a winding 12 is wound on the winding shaft, and the drum core is mounted on a resin base 13. A ferromagnetic metal 14 which is molded to be cylindrical is arranged on the outer circumference of the drum core 11 on which the winding 12 is wound. As a material for the ferromagnetic metal 14, a material such as iron, Permalloy, an amorphous material or the like whose permeability is high and whose saturation magnetic flux density is large is used. The metal 14 which is molded to be cylindrical is arranged coaxially with the drum core 11, and gaps are formed between side faces of the flanges 11A, 11B at the drum core 11 and the inside of the cylindrical molded metal 11.  Then, a magnetic path is formed of the drum core 11 and of the cylindrically molded and ferromagnetic metal 14.
Patent JP-S63317255-A (JP)
Title: Jointing method for closely packed multitube to porous metal member
Inventor: SAKAMOTO AKIRA
IPC: B23K1/00
Filed: 1987-06-18
Abstract: PURPOSE:To reduce a joining cost and to facilitate a work by coating the element executing an eutectic reaction with a metal or entering into solid solution at a low m.p. on the surface of a small diameter metal tube and heating the assembly joining face of a porous metal body and the small diameter metal tube at specified temp. CONSTITUTION:A thin Ag plated layer part is formed at both end parts of numerous small diameter metal tubes 1 and a small diameter tube 1 and metal body 2 are temporarily assembled by fitting it to the hole 4 of a porous metal body 2. In this case, a tube expansion work is executed according to the fitting state of the tube 1 and hole 4 to hold the fitting state well. The joining face is then heated at the temp. lower than the m.p. of the metal tube 1 and metal body 2 and higher than the m.p. of the eutectic body or a low m.p. solid solution. Therefore, the small diameter metal tube 1 and metal body 2 are strongly joined via the eutectic reaction or low m.p. solid solution formation. Consequently the joining cost is reduced and the joining work is facilitated.
Patent JP-S5773510-A (JP)
Title: Input switching amplifier
Inventor: TANAKA KOUICHI
IPC: H03F3/181
Filed: 1980-10-27
Abstract: PURPOSE: To decrease the overall chip size, by operating a sole input signal amplifying section at the same time, by a plurality of input signal amplifying sections having a constant current circuit operated alternatively and a single output amplifying section receiving the outputs.  
     CONSTITUTION: An amplifying section 44 consists of input stage amplifying sections 38, 43, driving stage 39, and output amplifying section 40 coupled at point A, and the sections 38, 43 have input terminals 35, 36 inputting signals S1, S2 from input signal sources 32, 33 and feedback terminals 34, 37 receiving a signal from an output terminal 42 via feedback constant circuits 41, 51. The emitter circuit of the sections 38, 43 provides a constant current citcuit, and one input amplifying section only is operated by turning on/off this circuit, another is made inoperative, and the signals S1, S2 have independent voltage gain and frequency characteristics with the fedback constant circuits 41, 45. Thus, in case of semiconductor integration, since the output stage can be only one stage, the overall chip size can be reduced. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S63314441-A (JP)
Title: Bending test for flexible printed wiring board
Inventor: KAIZU MASAHIRO
IPC: G01N3/32
Filed: 1987-06-17
Abstract: PURPOSE:To enable accurate detection of a time point of disconnection of a circuit conductor, by calculating time an equation until a correction value obtained by the equation of a correction index curve determined from sample data reaches a second fixed value smaller than a first fixed value when a value of a circuit conductor resistance exceeds the first fixed value. CONSTITUTION:A flexible printed circuit board is bent repeatedly to measure a life value thereof against bending. In this case, following the start of a test, a circuit conductor resistance of the flexible printed wiring board is sampled sequentially with passage of time. When the value of the circuit conductor resistance exceeds a first fixed value, an equation of a correction index curve is determined from sample data. Time is calculated by the equation until the correction value given by the equation determined reaches a second fixed value smaller than the first fixed value, thereby obtaining a life value against bending from the time.
Patent JP-S636864-A (JP)
Title: Transistor device
Inventor: MASUNO SUKEYUKI
IPC: H01L23/38
Filed: 1986-06-26
Abstract: PURPOSE:To enable radiation of heat generated from a transistor to be performed in a short time, by making cooling elements using a Peltier effect formed between a dielectric substrate and a heat dissipation plate. CONSTITUTION:Cooling elements using a Peltier effect, such as a metallic plate 9a-a P-type semiconductor 11-a metallic plate 9b are formed between a dielectric substrate 2 and a heat dissipation plate 1. Current flowing from an output lead 8 is made to flow through a metallized part 3b, a conductive matter 10, metallic plate 9b, the semiconductor 11, the metallic plate 9a to the heat dissipation plate 1. As regards dissipation of heat, the heat is forcedly absorbed by the Peltier effect in the junction part between the metallic part 9b and the semiconductor 11, and then the heat generated in the junction part between the metallic plate 9a and the semiconductor 11 is dissipated in the heat dissipation plate 1. Therefore, the dissipation of the heat generated from the transistor 4 can be performed in a short time.
Patent JP-H101749-A (JP)
Title: Roll material for cold rolling
Inventor: MATSUMOTO TAKESHI
IPC: C22C38/50
Filed: 1996-06-12
Abstract: PROBLEM TO BE SOLVED: To produce a roll material for cold rolling excellent in indentation resistance, long in a service life and furthermore excellent in cost performance. SOLUTION: This roll material has a compsn. contg., by weight, 0.7 to 1.3% C, 0.3 to 1.5% Si, 0.15 to 1.5% Mn, 0.15 to 1.5% Ni, 1.0 to 6.0% Cr, 0.2 to 0.8% Mo and 0.01 to 0.2% V, furthermore contg. one or more kinds among Ti, Nb, Zr and Re by 0.02 to 0.12% in total, and the balance substantial Fe with inevitable impurities.
Patent JP-H023487-A (JP)
Title: Method of bonding coated steel plate
Inventor: AKAZAWA TOSHIYUKI
IPC: C08G18/10
Filed: 1988-06-19
Abstract: PURPOSE:To obtain a coated steel plate laminate having excellent adhesion and durability by bonding coated steel plates together through the use of a reaction-type solventless polyurethane adhesive comprising a polyester having a particular structure as a base material. CONSTITUTION:Coated steel plates are bonded together by applying a reaction- type adhesive to at least one of coated steel plates, laminating the coated steel plates and curing the adhesive. As the reaction-type adhesive, use is made of a reaction-type solventless polyurethane adhesive which comprises as a principal component a resin-forming compsn. comprising a prepolymer comprising, in the principal chain molecule, branched structure units represented by at least one of the formulae I-III and having active isocyanate groups and a polyfunctional compd. contg. an active hydrogen and having an average functional group number higher than 2. The bonding is conducted by high-frequency induction heating.
Patent JP-H07125549-A (JP)
Title: Maintenance machine
Inventor: KUBO AKIHIRO
IPC: B60K15/063
Filed: 1993-06-22
Abstract: PURPOSE:Tb set the peripheral part of an engine to a lower position and to form it contact in size, making the forward sight of an operator expandable, as well as to secure the capacity of a fuel tank as improving stability in lowering the centroidal position of a machine body. CONSTITUTION:An engine 2 is mounted on the front of a machine body so as to make the rear tilt upwards to the front, while a fuel tank 7 is installed in a space part A lying between the rear of the engine 2 and a transmission case 3, and further, a rear upper part of the fuel tank is extended as far as another space part B to be formed in an interval between a handle mount 4 and the transmission case 3.