baber/WOPTO huggingface dataset:
Patent JP-2001249758-A (JP)
Title: Keyboard device
Inventor: KIHARA TAKAE
IPC: H01H13/00
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a comfortable key operation environment by preventing any complicated scan operation, and to provide a keyboard device for making a keyboard thin and compact. SOLUTION: A key 10 includes a key top 11 and a key cylinder 12. A protrusion 13 is formed at the side face part of the key cylinder 12, and a vibration base plate 14 for generating vibration in contact with the protrusion 13 according to the depression of the key 10 is arranged near the protrusion 13. A piezoelectric element 15 is adhered to the vibration base plate 14. When the key 10 is depressed, the protrusion 13 is brought into contact with the vibration base plate 14 so that vibration can be generated. At that time, an electric signal generated from the piezoelectric element 15 is converted into the key code of the depressed key 10. Finally, a key code corresponding to each key 10, that is, the value of the oscillation frequency of the depressed key 10 is identified, judged, and recognized.
Patent JP-2001250348-A (JP)
Title: Fixing structure of piezoelectric element, supporting structure of head and information recorder
Inventor: TAKAI YORIKO
IPC: H01L41/09
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To prevent the head drive mechanism of an information recorder from being affected by an adhesive for adhering a piezoelectric element to a substrate when a head is displaced by the piezoelectric element. SOLUTION: The thin-film piezoelectric element 21 which is constituted thin is adhered by the adhesive 33 onto the substrate 28 for the thin-film piezoelectric element and the substrate 28 for the thin-film piezoelectric element 21 is warped by the elongation and contraction in the longitudinal direction of the thin-film piezoelectric element 33, by which the slider provided with the head is slightly displaced in a direction nearly orthogonal with the warpage direction of the substrate. The adhesive 33 is formed to a thickness of 2.5 to 25 times the thickness of the thin-film piezoelectric element 21.
Patent JP-2001108963-A (JP)
Title: Driving method of liquid crystal device, liquid crystal display device, and driving circuit
Inventor: ITO AKIHIKO
IPC: G02F1/133
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a driving method of liquid crystal elements which can excellently be driven and moreover have excellent display performance, a driving circuit, and a display device, in a multi-line driving liquid crystal device selecting plural scanning lines at a time. SOLUTION: Waveforms are selected from a system of orthogonal functions. In such a manner, scanning electrodes can be distinguished from each other, and frequency components to be applied to each scanning electrode do not increase, and it is possible to decide a selection voltage for securing alternateness in one frame or several frames.
Patent JP-2001073118-A (JP)
Title: Method for modifying surface of metallic product
Inventor: SAKAMOTO YASUAKI
IPC: C23C14/48
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To improve peeling resistance of a platinum film and the wear resistance of the surface by impregnating nitrogen ison and carbon ions into the surface of a metallic product in this order, thereafter impregnating platinum ions therein, then forming a platinum film and subsequently impregnating platinum ions as well. SOLUTION: On the surface of a metallic product composed of stainless steel, cemented carbide or the like such as a die for press-forming a glass product, a platinum film is formed, and the surface is modified to improve its releasing properties and oxidation resistance. At this time, the surface of the metallic product is impregnated with platinum ions, thereafter, a platinum film is formed to a film thickness of about 0.1 to 0.5 μm, and moreover, platinum ions are impregnated therein. The ion impregnation is executed preferably in such a manner that the impregnating amt. is controlled to about 1 to 5×1015 ions/cm2, the accelerating voltage is controlled to about 10 to 200 kev, and the ion current is controlled to about 10 to 100 mA. In this way, the peeling resistance of the platinum film is improved.  Moreover, it is preferable that, prior to the impregnation of the platinum ions, the metallic surface is impregnated with nitrogen ions and carbon ions as well to increase the strength of the base metal and to improve its wear resistance.
Patent JP-2001253768-A (JP)
Title: Molded refractory and waste melting furnace
Inventor: KIDA OTOJIRO
IPC: C04B35/101
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To provide a molded refractory which is chromium-free, excellent in corrosion resistance, slag penetration resistance and spalling resistance and suitable for waste melting furnace. SOLUTION: This molded refractory is obtained by blending 0.5-3.5 parts sodium aluminate of in terms of NaAlO2 and 0.1-1.3 parts sorbitol in 100 parts refractory composition which contain 85-97% spinel particles and magnesia particles in total and 3-15% fused zirconia particles containing glass phases.
Patent JP-2001253345-A (JP)
Title: Cart
Inventor: KUMAGAI TOSHIO
IPC: B62B1/08
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a cart permitting easy loading and unloading of the subject of conveyance, such as seedling boxes. SOLUTION: A handle 5 is provided at the rear of a load-carrying platform 1 having a flat bottom plate 2 and both side plates 3 and 3A provided on both the right and left sides of the bottom plate 2. Wheels 6 are provided on the lower surface of the platform 1 and guide rollers 10 for guiding the cart in grounding are provided on the lower surface of the end 9 of the platform 1, with the axis 102 of each guide roller 10 being parallel to the edge of the end 9. The peripheral surface 10A of each guide roller 10 is provided approximately in contact with an imaginary straight line 13 connecting the edge of the end 9 with the peripheral surface 12 of each wheel 6. The straightness of the cart can be secured by the guide rollers 10, and seedling boxes A can be easily loaded and unloaded by tilting the platform 1 and moving the cart back and forth.  With the imaginary straight line 13 coinciding with a grounding plane, the inclination angle of the platform 1 of the cart relative to the grounding plane can be set at a predetermined fixed angle.
Patent JP-2001251026-A (JP)
Title: Control board
Inventor: TOKUNAGA YOSHIHIRO
IPC: H05K1/02
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To solve the problem of a disadvantage of maintainance of a printed board afterward because a sensing pattern for judging deterioration of a pattern of the printed board does not always corrode first in the conventional techniques. SOLUTION: A pattern with a narrower width or a narrower insulating distance than the other patterns with the same voltage is provided on one part of the printed board, thereby positively causing a disconnection due to corrosion of the pattern or a short circuit due to migration earlier than in cases of any other patterns. This pattern is incorporated into the printed board as a sensor to automatically inform a maintenance center or the like of its emergence.
Patent JP-2001252506-A (JP)
Title: Method for backwashing filter member of natural equilibrium filter basin and filtering method in natural equilibrium filter basin
Inventor: TOMOMITSU KENICHI
IPC: B01D24/46
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To regulate the backwashing speed of the filter member of a natural equilibrium filter basin by a simple apparatus construction. SOLUTION: Two first and second siphon pipes 10, 20 are parallelly provided in place of one siphon pipe 7. A large quantity of backwashing water is discharged to a washing drain sewer 8 from a water collecting sewer 4A through the first and second siphon pipes 10, 20 to regulate the water level in the water collecting sewer 4A so as to make the same less than the height of a trough 4C and the filter member 4B is backwashed in this state. Just before a backwashing process is completed, a small quantity of backwashing water is discharged to the washing drain sewer 8 only through the first siphon pipe 10 and the water level of the water collecting sewer 4A is regulated so as to be made larger than the height of the trough 4C. By this constitution, the water level difference between a filter basin 4 and the filtered water communication sewer 5 is changed to regulate a backwashing speed.
Patent JP-2001265335-A (JP)
Title: Device and method for inputting performance information
Inventor: TAKI MASAHIDE
IPC: G06F3/0487
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To realize a device and method for inputting performance information capable of easily inputting performance information containing pitch and note lengths and also other musical sound elements. SOLUTION: Pitch, a note length, loudness, and an effect concerning one tone can be inputted at the same time by specifying the pitch by pitch key operation on a keyboard 5; dragging in either direction of fore-and-after and back-and-forth directions in the state in which either or both of the right and left buttons of a mouse 6 keeping the pitch key pressed down and thereby specifying a loudness data and an effect data corresponding to the kind of the mouse operating button and the direction of the dragging operation; and releasing the mouse button in the state keeping the pitch key pressed and then releasing the pitch key being pressed at the time when a time of a desired note length has elapsed thereafter.
Patent JP-2001263267-A (JP)
Title: Squeeze pump
Inventor: IWATA NOBORU
IPC: F04C13/00
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To provide a squeeze pump capable of improving durability of an elastic tube and interposingly pressing rollers and excellent in pump efficiency by restraining frictional resistance by reducing a contact surface of the interposingly pressing rollers with the elastic tube. SOLUTION: A large number of recessed parts 224 for reducing the frictional resistance by reducing the area of the contact surface with the elastic tube 24 are formed on an outer peripheral surface of the interposingly pressing rollers 22 and 22 for performing the pump action by interposingly pressing the elastic tube 24 housed in a cylindrical drum 11 from the left and right both sides.
Patent JP-2001258509-A (JP)
Title: Tablet and method for producing the same
Inventor: YAZAKI MITSUKO
IPC: A61K9/20
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To obtain amino acid-containing tablets easy to take, by using only a small amount of a vehicle with seldom causing troubles in tablet-making operation. SOLUTION: The amino acid-based tablets are such as to have used lactitol as vehicle. The tablets are obtained by granulating an amino acid and lactitol together under agitation followed by drying and then making a tableting operation.
Patent JP-2001260101-A (JP)
Title: Portable electrically-driven cutting tool
Inventor: IMAI TERUO
IPC: B27B5/32
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a portable electrically-driven cutting tool whose life can be prevented from shortening by restraining a waterproof seal material from penetrating a bearing side beyond a washer. SOLUTION: A housing part 10 having a dimension A in the axial direction larger than at least a diameter of a waterproof seal material 8 is provided between an outer peripheral face of a rotary edge 4 and a side face of a bearing 2 side of a side washer 3 at the side of the bearing.
Patent JP-2001262875-A (JP)
Title: Cylinder lock
Inventor: MIYAGAWA TAKUYA
IPC: E05B17/20
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a cylinder lock capable of increasing reliability without causing any shaking in a joint part of arm plate or the like as well as the prevention of damage in tumbler or the like and unjust unlocking of a lock device. SOLUTION: A body collar 3 is put on between a rotor 2 and a housing 1 in a rotatable manner, and a fitting joint member 5 capable of being moved in the direction of an axis together with the body collar 3 is fitted to the rotor 2 in a detachable manner. Can devices 8 and 18 moving the fitting joint member 5 to the arm plate 4 side with the rotation of the collar 3 are provided between the housing 1 and body collar 3, and the fitting joint member 5 is energized to a direction fitting to the rotor 2 by a coil spring.
Patent JP-2001266526-A (JP)
Title: Disk cartridge
Inventor: KIKUCHI SHUICHI
IPC: G11B23/03
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To easily judge the direction of mounting/dismounting with respect to a recording and/or reproducing device, and to prevent the dust from entering a cartridge main body from an opening part for recording and/or reproduction. SOLUTION: A disk cartridge is provided with an optical disk 5, a cartridge main body 6 to store the optical disk 5 inside, an opening part 21 for recording/ reproducing provided on the cartridge main body 6 so that a part of a recording area of the optical disk 5 may be made to face outside over the inside and outside periphery and a pair of shutter plate 25 and 26 provided so that the opening part 21 for recording/reproducing can be opened and closed by being moved in a direction where each of the shutter plates approaches to and separates from the other. Then, engagement parts 29 and 30 by which relative engagement is performed when the opening part 21 for recording/reproducing is closed over an opening area of the opening part 21 for recording/reproducing are provided at each side end part approached to and separated from each other in the pair of shutter plates 25 and 26.
Patent JP-2001258406-A (JP)
Title: Film peeler for film used in agriculture
Inventor: KITAMURA YUJI
IPC: A01G13/00
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a film peeler for a film used in agriculture that can peel off the film from the ridge faces, while it suitably removes water drops and contaminants sticking to the film. SOLUTION: This peeler is equipped with a film-nipping means 40 that vertically nips the film for agriculture covering the ridge R and a film-pulling means 41 that peels off the film from the ridge face by pulling the film for agriculture F toward the nipping means 40 wherein water drops and contaminants are squeezed off from the film surface by the nipping action of the nipping means 40.
Patent JP-2000312875-A (JP)
Title: Method and apparatus for recovering foaming gas of foamed insulating material
Inventor: UEDA HIRONOBU
IPC: B09B5/00
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To recover a combustible gas efficiently and safely by a method in which a foaming gas generated in the space of an apparatus for crushing a discarded cooler is recovered by an adsorption/liquefaction apparatus, the foaming gas obtained by destroying each closed cell in a segregated foamed insulating material is separated, diluted, and sent to the adsorption/liquefaction apparatus, and a resin volume is reduced and discharged. SOLUTION: A cooler 1 to be disposed of is crushed by a biaxial shear crusher 2 and an impact crusher 4. A group 8 of crushed pieces are classified by a pneumatic classifier 10, heavy pieces of plastics 6, metals 7, and others are recovered into a tank 14, and a foamed insulating material 5 is recovered into a dust collector 13. The material 5 is supplied from the duct collector 13 to a pulverizer 18, and the pulverized resin 19 is compacted by a compressor 21 in the lower part of a tank 20 and discharged. A foaming gas generated in the crushers 2, 4 is sucked with air by an adsorption/liquefaction apparatus 24 via an adsorption apparatus introduction pipe 23. A resin 19 and the foaming gas in cells, with the contents of the tank diluted by air from a dilution apparatus 25, are supplied to the apparatus 24 through a supply pipe 26 and a blower 27 and recovered.
Patent JP-2001271851-A (JP)
Title: Differential gear
Inventor: SUGAYA MUNEAKI
IPC: F16H48/26
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To reduce the number of part items to facilitate assembling, reduce cost and provide freedom in the mesh layout of pinion gears by forming a differential case in simple structure, while providing a speed sensing type differential limiting mechanism. SOLUTION: The differential gear is provided with a differential mechanism 5, connecting helical side gears 19, 21 on the output side via the helical pinion gears 23, 25 accommodated in storage holes 27, 29 of the differential case 3 and meshed with each other, and the speed-sensing type differential limiting mechanism 7. The differential limiting mechanism 7 is disposed on the axial inside of the side gears 19, 21. A housing 59 is corrected detachably to the side gear 19, and a hub 61 is connected detachably to the side gear 21.
Patent JP-2001271391-A (JP)
Title: Prefabricated piping unit
Inventor: OYA HIROSHI
IPC: E03C1/02
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a prefabricated piping unit which can be packed easily and is put together compactly and which is excellent in transport efficiency and also can be handled easily in the work for piping. SOLUTION: In regard to a piping unit which is connected beforehand in a factory in accordance with the positions of disposition of water feeding and draining equipment and a base pipe in a building and carried into a place of piping, flexible pipes are provided as secondary-side branching pipes in a plurality connected to the water feeding and draining equipment. These pipes are connected to branch pipes 19 and 27 of headers 14 and 23 each composed of a main pipe and the branch pipes in a plurality erected on the outer peripheral surface of the main pipe, spaced from each other in the axial direction of the main pipe, and they are wound up in a size suited for carriage.  In the prefabricated piping unit thus constituted, primary-side piping connected to the headers 14 and 23 from the base pipe and the flexible secondary-side pipes in a plurality are connected through the intermediary of the headers. The flexible primary-side piping and the flexible secondary-side piping are connected in the same axial direction.
Patent JP-2001282811-A (JP)
Title: Knowledge data retrieval system with knowledge data retrieval method and recorded machine readable medium for knowledge data retrieval program
Inventor: NISHIDA TOYOAKI
IPC: G06F3/0484
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a system that retrieves a node and a link between the nodes from a device that defines relationships among knowledge data and displays an idea or a suggestion which is linked together as relational data and stored in a knowledge data base. SOLUTION: The system has an unwanted condition input device 4 that enters unwanted knowledge data and an unwanted database generation device 5 that constructs a database of unwanted data. Since the system has a retrieved data display device 6 that eliminates the unwanted knowledge data stored in the database of unwanted data from a database of retrieved data 10, the system can eliminate the unwanted knowledge data definitely even though the unwanted knowledge data is included as a result of the retrieval with a retrieval condition input device 2. Consequently, the system can only store knowledge data wanted by a user and displays the knowledge data the user wants.
Patent JP-2001281776-A (JP)
Title: Silver halide emulsion, method for preparing the same, and silver halide color photographic sensitive material containing the same
Inventor: SUGIMOTO HIDEO
IPC: G03C1/025
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a silver halide emulsion having high sensitivity, excellent in graininess and excellent also in pressure characteristics, illuminance reciprocity law failure latent image preservability and aptitude for production and a silver halide color photographic sensitive material using the emulsion. SOLUTION: In the method for preparing the silver halide emulsion in which grains are formed in a dispersion medium solution containing water and the dispersion medium through at least nucleus forming, aging and growing steps, a polyalkylene oxide surfactant is contained in the dispersion medium solution in the nucleus forming step and grain formation is carried out in the growing step while controlling the concentration of the polyalkylene oxide surfactant. In the silver halide emulsion, silver halide grains having an aspect ratio of >=6 occupy 50-100% of the total projected area.
Patent JP-2001279456-A (JP)
Title: Deposited film treating system and method for it
Inventor: KODA YUZO
IPC: C23C16/509
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a deposited film treating system and method for suppressing unstable factors for discharging, such as the ununiform plasma discharge, local abnormal discharge and sparks easily generated near the openings of the inlet parts and the outlet parts of a carrying belt provided in an each reaction chamber, in the case deposited film treatment is continuously performed on a carrying belt in a roll to roll system or the like. SOLUTION: A high frequency electric power supplying electrode exposed in plasma discharge is composed of plural members different in relative magnetic permeability in such a way the member having higher relative permeability is placed in the direction further from the high frequency electric power supplying part. Discharge unstable factors such as the ununiform plasma discharge, local abnormal discharge and sparks near the openings of the inlet and outlet parts of carrying belts are suppressed.  The member furthest from the high frequency electric power supplying part is desirably composed of a magnetic material having relative permeability of >=100, and L1<=15 mm and also L1<L2 are desirably satisfied where the distance between CSs at the end of the electrode is L1 and the distance between CSs at the central of the electrode is L2 and also the distance in the direction from the electric power supplying part at the end of the electrode satisfies desirably W1>=5 mm.
Patent JP-2001283447-A (JP)
Title: Optical head and optical recording/reproducing device
Inventor: OKA SADAICHIROU
IPC: G11B7/08
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To provide an optical head and an optical recording/reproducing device having an adjusting means which easily makes the center of intensity in the required direction coincide with an optical axis without increasing the size by providing a new optical device and without damaging reliability. SOLUTION: A going route optical system is bent by a beam splitter 2 which separates the going route optical system from a returning route optical system. The beam splitter attaching part on an optical base is adjusted with respect to the position and is fixed by moving the beam splitter 2 in one way direction. The direction of positional adjustment is set to the direction other than the direction within the reflecting surface of the beam splitter 2. A deviation in the direction orthogonal to the direction along the information recording track of an optical recording medium between the center of intensity of a light beam and the optical axis of the optical system in an objective lens diaphragm or its vicinity is corrected by this positional adjustment.
Patent JP-2001278663-A (JP)
Title: Dielectric ceramic composition and ceramic capacitor using it
Inventor: FUJINO SHIGEHIRO
IPC: C04B35/491
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a composition for a dielectric ceramics whose dielectric loss in a high frequency band is decreased and whose baking temperature is lowered, so that nonprecious metal and carbon are available for an electrode, and to provide a manufacturing method for a ceramic capacitor using the composition. SOLUTION: The composition consists of a main component whose composition is SrxMg1-x(ZryTi1-y)O3, wherein, 0.8<=x<=1; 0.9<=y<=1 of 100 pts.wt., MnO2 of 0.05-15 pts.wt., one or more compounds selected from Bi2O3, PbO and Sb2O3 of 0.001-5 pts.wt. and aglass composition of 0.5-15 pts.wt.