baber/WOPTO huggingface dataset:
Patent JP-2000109938-A (JP)
Title: Method for recovering valuable metal from fly ash
Inventor: MOCHIDA HIROMI
IPC: B09B3/00
Filed: 1998-10-01
Abstract: PROBLEM TO BE SOLVED: To efficiently recover valuable metals from fly ash at a low cost, to reduce the generation of waste liq. when the valuable metals are recovered from fly ash and the load on waste water treatment and to recover a high- quality gypsum from a calcium component contained in the fly ash. SOLUTION: The method for recovering valuable metals from the fly ash contg. a calcium component, a chlorine component and the valuable metals includes a first stage 11 for treating the fly ash with a hydrochloric acid- acidified liq., a second stage 12 for filtering and skimming the liq. treated in the first stage, a third stage 13 for adding sulfuric acid to the liq. skimmed in the second stage to bring about a reaction and a fourth stage 14 for filtering the liq. reaction product of the third stage to form gypsum and hydrochloric acid-acidified liq. A part or the whole of the hydrochloric acid-acidified liq. formed in the fourth stage 14 is preferably used as the hydrochloric acid- acidified liq. to be used in the first stage 11.
Patent JP-H11101914-A (JP)
Title: Light transmission plate of plane light emission device and its manufacture
Inventor: TAKAHATA KAZUHIKO
IPC: G09F9/00
Filed: 1997-09-25
Abstract: PROBLEM TO BE SOLVED: To provide a light transmission plate of a plane light emission device which allows plane light emission of high brightness to be obtd. with less brightness loss and is thin in thickness. SOLUTION: In the light transmission plate 8 of the plane light emission device in which a linear light source 9 is arranged on the flank, an easy-to-emit light layer 2 and a light emission restrained layer 3 are transferred on the light emission surface side of the light transmission plate 8 consisting of a transparent resin. Surfaces of these transferred layers are flush with a surface of a resin of the light transmission plate 8 at an area not covered by the transferred layers. The easy-to-emit light layer 2 is formed in a pattern which allows the area ratio thereof to become larger at an area away from the linear light source 9 than in the vicinity of the linear light source 9.  The light emission restrained layer 3 is formed in a band-shape in the vicinity of the flank, in which at least linear light source 9 is arranged, within the peripheral part on the light emission surface side of the light transmission plate 8 and in a pattern that allows the area ratio thereof to become small on the central side of the light transmission plate 8.
Patent JP-H10118348-A (JP)
Title: Toy clock
Inventor: FUJITANI TAKASHI
IPC: G09B19/12
Filed: 1996-10-22
Abstract: PROBLEM TO BE SOLVED: To enable an infant to read the time of the clock by showing the figure of minutes on a display window in accordance with a numeral on the dial indicated by the long hand. SOLUTION: In a toy clock 1 designed to turn a knob 5 attached to the long hand 4, a display window 7 for showing minutes in blocks of five minutes is attached near the numerals 11 in a few places on the dial 3 of the clock 1; in addition, a mechanism 27 for controlling the minute display is also attached to the clock such that, when the long hand reaches a certain numeral 11 on the dial 3, the figure of the relative minutes appears on the display window 7, and that, in other times, no figure of minutes appears on the display window 7. Accordingly, with the clock body turned around, a relation between the numeral the long hand indicates on the dial and the minute figure on the display window is visually clearly understood even by an infant.
Patent JP-H06312281-A (JP)
Title: Device and method for laser beam marking
Inventor: ISHIHARA HIROYUKI
IPC: B23K26/08
Filed: 1993-11-09
Abstract: PURPOSE:To efficiently execute laser beam marking at high speed and of high quality, to reduce the number of the set-up and to make the device compact. CONSTITUTION:A carrying pallet 11 whose outer shape is formed in the same shape is provided with a plurality of receiving parts 10 which are positioned in the X-Y direction and in the direction of height. A device 1 is transferred from a number of kinds of tray 2 to the carrying pallet 11, and this carrying pallet 11 is arranged in a sliding passage 12. A carrying means 13 carries the carrying pallet 11, and the device 1 on the carrying pallet 11 is positioned at the marking position 5 or the washing position. This constitution allows the marking and washing of the device 1 stored in the carrying pallet 11.
Patent JP-H09119423-A (JP)
Title: Screw fastening clip and screw fastening mechanism with it
Inventor: HASEGAWA MAKI
IPC: F16B37/02
Filed: 1995-10-27
Abstract: PROBLEM TO BE SOLVED: To simplify the fastening/loosening work and stably fasten a fastened object by arranging three lock spring pawls radially and slantly protruded from the center hole edge of a spring steel circular disk, and providing multiple operating lugs on the protruded sides of the lock spring pawls from the outer peripheral edge of the circular disk. SOLUTION: A fiber mat M is fitted to a screw S studded on a base material B, operating lugs 4 are held, three lock spring pawls 2 are protruded upward, and a circular disk 1 is fitted through an opening section 3 from the upper end of the screw B. The opening section 3 has the diameter smaller than the outer diameter of the screw S. When the lock screw pawl 2 is brought into contact of the tip of the screw S, the opening section 3 of the lock spring pawl 2 inclined upward is expanded upward, the lock screw pawl 2 is fitted across screw ridges in sequence via elasticity, and the seat face of the circular disk 1 presses and fixes a fiber mat M. A bent tip 2a above the lock spring pawl 2 is locked in contact with the reverse R base section of a screw ridge along the screw bottom in response to the screw profile of the screw S.  The fastened member can be accurately fixed with no backlash.
Patent JP-H09119432-A (JP)
Title: Pivot ball bearing
Inventor: ITO ATSUSHI
IPC: F04D13/02
Filed: 1995-10-27
Abstract: PROBLEM TO BE SOLVED: To restrain the wear of a ball and a ball receiving surface and improve its durability. SOLUTION: Three points of respective balls 33 are hit by being surrounded to the tip surface 29 of a rotary shaft 28 to which a thrust load is applied and the ball receiving surface 35 of a cup 34. The tip surface 29 of the rotary shaft is made in a rotation symmetry shape around the axial center O of the rotary shaft and provides a slant contact surface 41 contacted with respective balls 33 by the angle α of an obtuse angle from the action direction of the thrust load and in the crossing direction of the axial center O of the rotary shaft 28 respective balls 33.  The ball receiving surface 35 is made in a rotation symmetry shape around the axial center O of the rotary shaft and has a mutual cross point 44 near the orthogonally crossing direction of the slant contact surface 41 from the contact positions 41a, 33a of the slant contact surface with the balls and also provides two regulated contact surfaces 42, 43 crossed by the angle β of the obtuse angle mutually and for regulating the movement of respective balls 33 to the outside and inside of a radius direction of the rotary shaft 28 while cooperating with the slant contact surface 41.
Patent JP-H01122060-A (JP)
Title: Auto-loading disk player
Inventor: FUNAHASHI TADASHI
IPC: G11B17/04
Filed: 1987-11-06
Abstract: PURPOSE:To miniaturize a whole player, and to elevate operability by making the width of a tray, which bears a disk and conveys it to a playing position, smaller than the diameter of a depressed part. CONSTITUTION:The depressed parts 1b-1d having circular arc shaped outer circumferences capable of storing the respective disks, are formed on the disk bearing surface of the tray 1 so as to be concentric and have prescribed differences of level. The width of the tray 1 is made smaller than the diameters D1, D2 of the depressed parts 1c, 1d. Thus, space to be secured in a player housing 2 for the movement of the tray 1 comes smaller, and the miniaturization of the whole player can be attained.
Patent JP-H10125960-A (JP)
Title: Thermoelectric conversion device
Inventor: TOKUNAGA YOSHINORI
IPC: H01L35/32
Filed: 1996-10-23
Abstract: PROBLEM TO BE SOLVED: To provide a thermoelectric conversion device which is high in efficiency and where heat transfer from a high-temperature heat exchanger to a low-temperature heat exchanger through thermal radiation is lessened as much as possible. SOLUTION: A thermoelectric conversion device is equipped with two heat exchangers 1 and 2, thermoelectric elements 3 each composed of a P-type semiconductor 4 and an N-type semiconductor 5 connected in series through the intermediary of a metal electrode 6 are arranged between the heat exchangers 1 and 2, one of the adjacent metal electrodes 6 is connected to one of the heat exchangers 1 and 2, and the other metal electrodes 6 is connected to the other of the heat exchangers 1 and 2.  In this case, the P-type semiconductor 4 and the N-type semiconductor 5 are connected together through the intermediary of the metal electrode 6 as bridged with the metal electrode 6 connected to both the upper edges or lower edges of the semiconductors 4 and 5, wherein the surface of either the heat exchanger 1 or the heat exchanger 2 which confronts the inner face of the electrode 6 is turned to a roughened face 7.
Patent JP-H08135033-A (JP)
Title: Airtight method for wooden house and airtight sheet adopted for this construction method
Inventor: AIBA HIROSHI
IPC: E04B1/684
Filed: 1994-11-15
Abstract: PURPOSE: To enhance workability by molding an airtight sheet installed to a mounting area between a post and a beam and a girth and a floor joist with resin while installing an uneven part or an opening equivalent to the shape of the airtight sheet at that mounting position and bonding their connected parts with airtight tape or the like. CONSTITUTION: After basic structural materials, such as a post 1, a girth 2 and a beam 3 are assembled, a sheet 10 having a beam insertion part 12 and a floor joist insertion part 13 are mounted on the end portion while a sheet 20 having a floor joist insertion part 23 is mounted on a flat surface. These airtight sheets 10 and 20 are preliminarily molded with polypropylene where their connection parts are placed one upon the other and bonded with each other and covered with airtight tape 40. Then, floor joists 4 are inserted into the recessed parts 13 and 23 of the airtight sheets 10 and 20 with a specified spacing and fixed with the girth 2. This construction makes it possible to simplify he execution of airtight work and secure a high airtight ability as well.
Patent JP-H06110237-A (JP)
Title: Electrophotographic sensitive body
Inventor: YAMADA YORINOBU
IPC: C09B67/50
Filed: 1992-09-25
Abstract: PURPOSE:To provide an electrophotographic sensitive body excellent in sensitivity, chemical and mechanical characteristics and durability. CONSTITUTION:An electric charge generating layer and an electric charge transferring layer are successively laminated on an electric conductive substrate to obtain the objective electrophotographic sensitive body. The electric charge generating layer contains an alpha-type copper phthalocyanine compsn. This compsn. is formed by simultaneously treating tetranitro copper phthalocyanine represented by the formula and copper phthalocyanine so as to turn the crystal form into alpha-type and the percentage of the tetranitro copper phthalocyanine to the copper phthalocyanine is 2-20wt.%. In the formula, nitro groups are separately substd. at the 1- or 4-position, 8- or 11position, 15- or 18-position and 22- or 25-position.
Patent JP-2001097848-A (JP)
Title: Preparation composition for external use
Inventor: KAWANISHI TAKASHI
IPC: A61K47/06
Filed: 1999-09-30
Abstract: PROBLEM TO BE SOLVED: To obtain a preparation composition which is used for external use, has excellent adhesivity to diseased skin parts and excellent coverability, whose coating films covering the diseased parts can rapidly be washed out, can prevent the suppuration of the diseased parts due to the infection of bacteria, and can further promote the hemostasis and dryness of the diseased parts to lead to the early restoration and recovery of the wounds. SOLUTION: This preparation composition for external use contains a hydrophilic colloidal water-soluble polymer such as Arabian gum or alginic acid and a liquid hydrocarbon compound such as propane, pentane or caster oil.
Patent JP-H04155075-A (JP)
Title: High damping structure
Inventor: NIWA NAOMIKI
IPC: E04H9/02
Filed: 1990-10-19
Abstract: PURPOSE:To reduce shaking of a building due to disturbance by providing braces in a specified framework of pillar and beam of a structure, and carrying out connection between the framework of pillar and beam and the braces, or the braces with one another with a high damping device capable of giving a damping coefficient within a specified extent. CONSTITUTION:Frameworks of pillar 2 beam 3 are nearly halved relative to general structures, proper braces 4 are provided in the frameworks through high damping devices 10 to form a high damping structure 1 that absorbs vibration energy of a building. Next, the damping coefficients C of high damping devices 10 are set within extents wherein the damping constants h1, h2, h3 computed and determined separately for every first-third frameworks of the structure 1 show about 10-40%. A damping coefficient C3 that gives the maximum value of h3 for third mode and a damping coefficient C1 that gives the maximum value of the damping constant h1 for first mode are determined, and the damping coefficient C of the damping device 10 is expressed by the formula, h1=-Re(lambdai)/¦lambdai¦. In this case, lambda1 means a complex eigenvalue that gives i order vibration mode of the structure having the high damping device, and Re() stands for the part of its real number.
Patent JP-H07251682-A (JP)
Title: Roof rail for vehicle
Inventor: FURITSUTSU FUITSUSHIYU
IPC: B60R9/04
Filed: 1994-11-15
Abstract: PURPOSE: To provide a roof railing that is relatively easy and economical to manufacture, particularly good in appearance, lightweight and easy to mount on vehicles. CONSTITUTION: A support foot 2 comprises a tubular extruded profile that is shaped to have a downwardly descending curved part 3 and a generally flat support surface 4 terminating in a free end of the curved part 3 and extending practically parallel to a beam in a vertically spaced relation. The support surface 4 of the support foot 2 is formed to support thereon a flattened wall region 5 of the extruded profile. The support surface 4 and the wall region 5 resting on it are provided with a hole 6 for guiding a fastening member that passes through it. Over the support foot 2 is a cover cap 8.
Patent JP-2000113053-A (JP)
Title: Sales support system
Inventor: MATOBA HIDEAKI
IPC: G06Q30/06
Filed: 1998-10-02
Abstract: PROBLEM TO BE SOLVED: To obtain a sales support system which can predict what products individual customers require in what periods in the future and presents information on the products that the respective customers require. SOLUTION: This system has a customer interest judging means 130 which judges whether or not customers are interested according to records or the states of access to information provided through a network and an information providing means 160 which provides previously determined information regarding the said information for customers when the customer interest judging means 130 judges that the customers are interested. The customer interest judging means 130 specifies customers having gained access according to the records of the access states, counts the access frequencies by the customers, and decides that a customer is interested when the count result of the customer is larger than a predetermined frequency.
Patent JP-H09146258-A (JP)
Title: Manufacture of phase inversion mask
Inventor: KATSURA MUNEIKU
IPC: G03F1/30
Filed: 1996-10-23
Abstract: PROBLEM TO BE SOLVED: To provide a phase inversion mask which has a flat surface and uniform thickness. SOLUTION: Light shielding patterns 32 for limiting light shielding regions and light transparent regions are formed on a substrate 30. A phase inversion film 34 is thickly formed on the substrate 30 formed with the light shielding patterns 32 and the surface of the phase inversion film 34 is flattened. The phase inversion regions are restricted by patterning the phase inversion film 34, by which the phase inversion mask including the phase inversion patterns 34a have the flat surface and the uniform thickness is formed.
Patent JP-2001096246-A (JP)
Title: Method and device for cleaning inside of pipeline
Inventor: KATO KEN
IPC: B08B9/02
Filed: 1999-10-01
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for cleaning the inside of a pipeline by which the work to remove marine creatures or the like deposited on the internal surface of a water intake pipe is efficiently carried out by a robot device operated by remote control without depending on man power. SOLUTION: A towing wire 22, various power sources and signal cables are connected to a main frame 1, on which floating bodies 19, 20 for imparting flotage and a television camera 24 are mounted. A propeller 3 for driving forward and generating a water current is attached to the front side of the frame 1. The frame 1 has also an expansion/contraction mechanism that shoes 13, 15 provided respectively with scraper brushes 14, 16 to be pressed from the frame 1 against the whole periphery of the internal surface of a pipeline 25 to be cleaned are expanded or contracted toward the internal surface from the center of the pipeline 25.
Patent JP-S63132987-A (JP)
Title: Water-swellable sealing material
Inventor: WATANABE MASASHI
IPC: C08L71/02
Filed: 1986-11-25
Abstract: PURPOSE:To obtain a novel water-swellable sealing material, useful for water stop of iron products, concrete products, etc., by coexistence of a flexible resin or rubbers with a modified water-insoluble polyethylene oxide, highly water absorbing resin and polyvalent metallic compound. CONSTITUTION:A sealing material, obtained by coexistence of (A) flexible resin or rubbers with (A) a modified water-insoluble polyethylene oxide (PEO) prepared by reacting the PEO with an isocyanate compound, (B) a highly water absorbing resin other than the component (A) and (C) a polyvalent metallic compound consisting of preferably calcium oxide, having a small swelling ratio difference between fresh water and seawater as well as high swelling ratio.
Patent JP-H08279145-A (JP)
Title: Magnetic recording medium
Inventor: ISHIKAWA AKIRA
IPC: C09D127/00
Filed: 1995-10-30
Abstract: PURPOSE: To obtain a magnetic recording medium having good surface smoothness, excellent output characteristics and overwriting characteristics and excellent traveling durability. CONSTITUTION: This magnetic recording medium has a base and plural magnetic layers disposed on this base and these plural magnetic layers includes the first magnetic layer disposed as the uppermost layer and the second layer disposed adjacently to this first magnetic layer. The first and second magnetic layers contain respectively magnetic powders and binders contg. a vinyl chloride resin and cellulosic resin and have relations of 0.6<=(A-B)/B<=6 and 0.4<=(C-D)/D<=11. [A denotes the (binder/magnetic powder) in the second magnetic layer; B denotes the (binder/magnetic powder) in the first magnetic layer; C denotes the (vinyl chloride resin, etc./magnetic powder) in the second magnetic layer; D denotes the (vinyl chloride resin layer, etc./magnetic powder) in the first magnetic layer. The fractions in parentheses denote the ratio of contents].
Patent JP-H10110582-A (JP)
Title: Fence door
Inventor: NAKAYAMA HIDEYUKI
IPC: E06B11/02
Filed: 1996-10-03
Abstract: PROBLEM TO BE SOLVED: To improve the strength of a fence door without newly adding furring strips of a pipe material by bending one end of a longitudinal wire rod for forming a fence body to form the furring strips. SOLUTION: Both ends of a fence body A are supported on frame pipes 4, 4, and the fence body A is supported on struts 5, 5 through a hinge 9 provided on the frame pipe 4 in such a manner as to be opened and closed. The fence body A is formed by fixing a longitudinal wire rod 1 and a lateral wire rod 2 disposed in such a manner as to substantially intersect perpendicularly to the longitudinal wire rod 1 to each other by welding or the like. The lateral wire rod 2 is consecutively bent alternately in the direction of thickness of the fence body A to be wavy. By such bending of the lateral wire rod 2, the fence body A presents the shape of a folding screen as a whole to form the fence body A having a thickness. Further the upper and lower end parts of the longitudinal wire rod are bent to form furring strips B, B.  Thus, the strength of the fence door can be improved without newly adding furring strips of the pipe material.
Patent JP-H10111244-A (JP)
Title: Method and apparatus for measuring distribution of refractive index
Inventor: SUHARA HIROYUKI
IPC: G01M11/00
Filed: 1996-10-03
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus capable of grasping an imaging magnification precisely beforehand, and performing high-precision measurement, on the basis of measuring a refractive index distribution of a test specimen by interference fringe measurement. SOLUTION: Concerning a method for measuring the refractive index distribution of a test specimen O, by dividing a coherent light from the test same light source 1 into a reference wave to be a reference and a wave which is transmitted by the test specimen O, superposing the reference wave and the test wave by the use of a light superposing device 11, forming an interference fringe on a detector 15, and analyzing the interference fringe by an arithmetic device 16, an aperture 27 of an already-known diameter is inserted in the vicinity of the test specimen O, prior to the analysis of the interference fringe, and an imaging multiplication is measured by an aperture image produced on the detector 15. Since it is possible to grasp the magnitude of the test specimen O on the detector 15 precisely, measurement precision increases.
Patent JP-H02129621-A (JP)
Title: Nonlinear optical element
Inventor: TAKAHASHI KAZUKO
IPC: C07C13/28
Filed: 1988-11-09
Abstract: PURPOSE:To obtain a nonlinear optical element consisting of an org. nonlinear optical material having no inverse symmetry and distinct secondary nonlinear optical effect by using a specified triaphylbene compd. as nonlinear optical function body. CONSTITUTION:A triaphylbene compd. having nonlinear optical effect and expressed by the formula I is used. In the formula I, each R<1> and R<2> is an H atom, or a substituent selected from 1-20C aliphatic groups, alicyclic groups, and aromatic groups or amino group, which may be same or different to each other; each R<3> and R<4> is an H atom or a substituent selected from 1-20C aliphatic groups, alicyclic groups, aromatic groups, acyl groups, cyano group, nitro group and halogen atom, which may be same or different to each other. Thus, a nonlinear optical element consisting of an org. nonlinear optical material having no inverse symmetry, an absorption maximum at a short wavelength side, as well as high nonlinear optical property of the molecule, is obtd.