baber/WOPTO huggingface dataset:
Patent JP-2001262058-A (JP)
Title: Composition and process for forming silicon film
Inventor: MATSUKI YASUO
IPC: C08J7/04
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide a composition and a process for forming a silicon film having a uniform film thickness and a mirror surface on a substrate within a short time via solution method using cyclopentasilane as a starting material. SOLUTION: The silicon film is formed on a substrate by first preparing a solution composition containing cyclopentasilane and a free radical initiator, occasionally subjecting this solution composition to ultraviolet irradiation, subsequently applying it onto the substrate to form a coating film and finally heating this coating film to generate a silicon film.
Patent JP-2001268444-A (JP)
Title: Two-dimensional image pickup element
Inventor: KAWACHI MASAHIRO
IPC: H04N5/372
Filed: 2000-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a two-dimensional solid-state image pickup element suitable for photographing a thin and long visual field at a high speed and capable of being manufactured at a low cost. SOLUTION: This two-dimensional image pickup element is provided with a pixel group arrayed in matrix corresponding to the visual field of a standard image pickup device a vertical shift register for transferring the output of respective pixels constituting the pixel group in the vertical direction for respective columns and a horizontal shift register for transferring electric charges transferred from the vertical shift register of the respective columns in the horizontal direction and outputting them to the outside. The transfer operation of the vertical shift register and the horizontal shift register are controllable from the outside.  The pixel group arrayed in matrix is divided into a first pixel group belonging to the specified horizontal line band of the number of lines sufficiently less than the total number of horizontal lines and a second pixel group not belonging to the specified horizontal line band. Also, all or a large part of the pixels constituting the first pixel group are turned to photosensitive pixels and all or a large part of the pixels constituting the second pixel group are turned to optical black pixels.
Patent JP-2001261822-A (JP)
Title: Polyimide and its production method
Inventor: KAMIMURA SEIJI
IPC: C08G73/10
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a polyimide which is excellent in hydrolysis resistance and has a low ionic impurities concentration and a method which can produce the same directly without the necessity for passing through a polyamic acid. SOLUTION: At least one first acid dianhydride is reacted with at least one first diamine, then, at least one second acid dianhydride and at least one second diamine are added to the reaction system so that the number of kinds of all the reactants is at least 5 and the number of kinds of all the diamines is at least 3; and the reaction is caused to proceed. The reaction is carried out in a heated polar solvent in the presence of a lactone polymerization catalyst, thus enabling the imidization to be realized directly without the necessity for passing through a polyamic acid. The resultant polyimide has a wt. average mol.wt. of 20,000-150,000 and an ionic impurities concentration 0.1 ppm or lower.
Patent JP-2001260354-A (JP)
Title: Recording head and method of manufacture
Inventor: YAMAGUCHI KIYOSHI
IPC: B41J2/16
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a structure for stably providing the shape at a nonparallel part in the gap between a diaphragm and an electrode, and a method of manufacture. SOLUTION: A gap 102 is defined by an LOCOS 101 on a p-type silicon substrate 100. The gap 102 is inclined 111, at the opposite ends thereof, by the bird's beak of the LOCOS. An n-well 103 is formed, as an individual electrode, beneath the LOCOS and an n+ layer 104 is formed at a part on the surface of the n-well in order to decrease the resistance. A p-well layer for electrical isolation is formed between the n-well layers 103. A diaphragm 106 is formed of n-type silicon above the LOCOS 101 and a pressure generating chamber 110 is formed thereon by a barrier wall layer 108 of n-type silicon. A silicon oxide film layer 107 serving as an etching stop layer at the time of etching the barrier wall layer is formed between the barrier wall layer 108 and the diaphragm 106.
Patent JP-2001267336-A (JP)
Title: Solder feeder for bonding ic chips
Inventor: TAKAYAMA YOSHIHIDE
IPC: H01L21/52
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide a solder feeder for bonding IC chips, which spreads molten solder without forming voids. SOLUTION: The IC chip bonding solder feeder 20 comprises at least two parallel through-holes 29 on a solder feeder 21, a feeder 23 which sandwiches solder wires 28 passing through the through-holes 29, moves them forward onto a hot lead frame 32 for bonding an IC chip 29, contacts it to forms molten solder blocks 28a, releases them and returns back, and a retainer 22 which releases the solder wires 28 during advancing of the feeder 23 and retains them tightly when this part 23 returns.
Patent JP-2001265021-A (JP)
Title: Electrophotographic photoreceptor
Inventor: MIMORI MITSUSACHI
IPC: G03G5/05
Filed: 2000-03-22
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor having very high photosensitivity and low residual potential, nearly free of the accumulation of residual potential even after repeated use, having such very good stability as to suppress the variation of its electrification ability and sensitivity and excellent in durability. SOLUTION: In the electrophotographic photoreceptor with at least a photosensitive layer on an electrically conductive substrate, a polyester resin having a biphenyl structure as repeating units and not substantially having a terephthalic acid unit is contained in the photosensitive layer.
Patent JP-2001266804-A (JP)
Title: Sealed secondary battery
Inventor: KATO MASAHIRO
IPC: H01M10/0587
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a secondary battery with the construction of an explosion- proof valve with high safety. SOLUTION: To side walls 16a, 16b of an outer easing 1 of a sealed secondary battery, explosion-proof valves 18, 18, 18a, 18b, 18c, 18d, with central parts parallel to an opening part 19 of the outer easing 1 and nonlinear-shaped end, formed integrally by a thin wall thickness part, continuous with each other, are mounted symmetrically to the center line of the side wall 16.
Patent JP-2001266628-A (JP)
Title: Surface light source device
Inventor: TANIGUCHI KIMIHIRO
IPC: F21V8/00
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a light-weight surface light source device, excellent in the optical characteristics with high average brightness and uniform distribution of brightness on the whole surface without local unevenness in brightness such as dark lines or bright lines. SOLUTION: In the surface light source device, rays from a light source are made to come in from the side end surface of a light guide plate 1. The light guide plate 1 has a light emitting surface 1a, a reflecting surface 1b opposite to the light emitting surface 1a, and a light incident surface 1c different from either light emitting surface 1a or the reflecting surface 1b. The reflecting surface 1b of the light guide plate 1 comprises plural flat surfaces and one or more curved surfaces, and the angles between respective plural flat surfaces and the light emitting surface 1a are different from each other.
Patent JP-2000282350-A (JP)
Title: Starting of loom equipped with electrically-operated main driving device
Inventor: WAGNER ARNO
IPC: D03D51/00
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To carry out the weaving without unevenness of starting by driving a fly unit so that the number of revolutions of a main shaft reaches the rated number of revolutions at the time of initial beating when restarting a loom and connecting the fly unit through a clutch to the main shaft after the fly unit reaches the precalculated starting number of revolutions. SOLUTION: The number of revolutions of a main shaft 5 at the time of at least the initial beating is measured with a transmitter 6 by a loom control part 8 and the deviation of a measured value from the rated number of revolutions is detected to evaluate the measured value and store the evaluated measured value in a memory. The starting number of revolutions for starting operations is calculated so that the initial beating at the time of restarting the loom reaches the rated number of revolutions and a fly unit 3 is rotated and driven through a transmitting device 2 by a main driving device 1 comprising a pole changing type or a frequency control type motor under a command of the loom control part 8. When the number of revolutions thereof reaches the starting number of revolutions, the fly unit 3 is connected through a clutch- brake unit 4 to the main shaft 5 to start the loom.
Patent JP-2001269896-A (JP)
Title: Die cut roll and cutting device using it
Inventor: NAKAHARA KENJI
IPC: B26D1/40
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To reduce the plastic deformation and defective cutting of a work itself as a product by improving the cutting quality of a convex push-cutting blade without impairing its strength in a die cutter provided with the sleeve- shaped convex push-cutting blade on the outer peripheral surface and a die cut roll made of an anvil roll having a sleeve-shaped smooth outer peripheral surface for cutting a sheet-like work made of a metal, a metal compound, or a composite material including them. SOLUTION: The cross section perpendicular to the extending direction of the convex push-cutting blade at least at a part of the convex push-cutting blade is asymmetrically formed with respect to the cutting blade center line so that the angle β between the blade face facing the product side and the cutting blade center line is made smaller than the angle α between the blade face facing the non-product side and the cutting blade center line, thereby the plastic deformation and defective cutting of the work itself can be reduced.
Patent JP-2001174992-A (JP)
Title: Photosensitive resin composition, photosensitive element using same, method for producing resist pattern and method for producing printed wiring board
Inventor: NATORI MICHIKO
IPC: G03F7/029
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a photosensitive resin composition excellent in sensitivity, adhesion, chemical resistance, flexibility and property of not contaminating a plating bath and a method for producing a printed wiring board using the composition. SOLUTION: The photosensitive resin composition contains (A) a binder polymer, (B) a photopolymerizable compound having at least one polymerizable ethylenically unsaturated group in one molecule and (C1) a coumarin derivative of formula I and (C2) a boron salt compound of formula II as (C) a photopolymerization initiator system. The photosensitive resin composition is applied on a substrate and dried and a protective film is optionally disposed to obtain the photosensitive element. The printed wiring board is produced using the photosensitive element. In the formulae I and II, Z1-Z10 are each halogen, a 1-20C alkyl or the like; (m) is an integer of 0-2; and (n) is an integer of 0-4.
Patent JP-2001273543-A (JP)
Title: Coin processor
Inventor: OTSUBO HIDEHIKO
IPC: G07D9/00
Filed: 2000-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a coin processor which can cope with processing in the case that different kinds of coins of the same amount of money exist mixedly. SOLUTION: Coins of a denomination designated by a denomination designation means 36 are processed by a post-processing part 18. Normal coins other than coins of the designated denomination are stored in a first storage part 15, and abnormal coins are stored in a second storage part 16. If different kinds of coins of the same amount of money exist together, a kind as the processing object is set by a coin kind setting means 36, and a storage destination of coins of kinds other than the set kind is set by a storage destination setting means 36.  When the denomination of coins which have the same amount of money and are different by kinds is designated by the denomination designation means 36, only coins of the kind set by the coin kind setting means 36 are sent to the post-processing part 18 and are processed, and the other coins are stored in the storage destination set by the storage destination setting means 36.
Patent JP-2001284501-A (JP)
Title: Heat dissipation
Inventor: SAITO HIROHISA
IPC: H01S5/02
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a heat dissipation board which has heat dissipation characteristics superior to the conventional heat dissipation characteristics of the board and also con prevent a semiconductor element from being damage a by a thermal stress. SOLUTION: A heat dissipation board is provided with a diamond board 1 and a metal bonding layer 4 which is mounted with a first intermediate bonding layer 2, a second intermediate bonding layer 3, and a semiconductor element. The layer 2 is formed on the surface of the board 1 and contains more than at least one kind of the elements selected from a group consisting of Ti, Mo, Ni and Pt. The layer 3 is formed on the layer 2, contains more than at least one kind of the elements selected from a group consisting of Au, Ag, Cu and Al and has a thickness of 20 μm or thicker to 100 μm or thinner. The layer 4 is formed on the layer 3 and consists of an eutectic alloy layer containing more than at least one kind of the elements selected from a group consisting of Au, Ag, Si, Ge, Sn, Pb and In.
Patent JP-2001271645-A (JP)
Title: Device for filling cooling water into internal combustion engine
Inventor: NAKAMURA TAKASHI
IPC: F01P11/00
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a device for filling cooling water into internal combustion engines, preventing cooling water from getting blocked and running out during pouring cooling water. SOLUTION: A passage, below a valve seat 4 in a water inlet 6, is shortened by moving the position of a reservoir pipe 3 to a position, where the pipe 3 will not interfere with any other part of a water outlet 1.
Patent JP-2001277051-A (JP)
Title: Engaging parts supply device
Inventor: KUMAGAI MASAYUKI
IPC: B65G47/14
Filed: 2000-03-29
Abstract: PROBLEM TO BE SOLVED: To improve the workability when supplying special-shape engaging parts in comparison with a conventional art. SOLUTION: This engaging parts supply device is provided with a parts housing 10 for housing washer head screws and for dropping the washer head screws at the predetermined position; a selecting means 30 for selecting a washer head screw in an inverted attitude among the washer head screws dropped from the parts housing 10; a carrying means 50 for carrying the washer head screw selected by the selecting means 30 in the inverted attitude, and an attitude reversing means 70 for reversing the washer head screw carried by the carrying means 50 to the normal attitude. The washer head screw carried in the inverted attitude is reversed to the normal attitude at a parts waiting position.
Patent JP-2001278556-A (JP)
Title: Remote supervisory system for building facility
Inventor: KAWACHI MAKOTO
IPC: B66B3/00
Filed: 2000-03-30
Abstract: PROBLEM TO BE SOLVED: To cope with information from a building facility side by rapidly processing without re-issuing. SOLUTION: Main processing terminals 12m (12Am, 12Bm and 12Cm) and sub processing terminals 12a (12As, 12Bs and 12Cs) are connected to transmitting/receiving devices 11 (11A, 11B and 11C), respectively. The transmitting/receiving device 11 confirms whether the main processing terminal 12m can process or not, and when the main processing terminal 12m can not process, the sub processing terminal 12s processes the information.
Patent JP-2001284656-A (JP)
Title: Led lamp
Inventor: SUIO TAKESHI
IPC: H01L33/60
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To obtain a high-luminance LED lamp which can efficiently reflect the light rays emitted from the side face and bottom face of an LED chip in the emitting directions of the light rays. SOLUTION: This LED lamp is constituted in such a way that a funnel-shaped recessed section 14 is formed on a first lead frame 12 for mounting the LED chip 26 and, at the same time, a reflector 20 is formed by forming the bottom face 16 and side face 18 of the recessed section 14 as reflecting surfaces. Then a spacer 24 composed of a flat glass plate is connected and fixed to the bottom face 16 of the recessed section 14 constituting the reflector 20 along the bottom face 16 through a light-transmissive adhesive 22. In addition, the LED chip 26 is connected and fixed to the spacer 24 through the light-transmissive adhesive and one electrode section 28 of the chip 26 is electrically connected to the first lead frame 12 through a bonding wire 30. The other electrode section 28 of the chip 26 is electrically connected to a second lead frame 32 through another bonding wire 30.
Patent JP-2001278369-A (JP)
Title: Two-liquid aerosol container
Inventor: GOTO TAKAYUKI
IPC: B65D47/06
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a two-liquid aerosol container wherein two liquids can be simultaneously sprayed out by a simple operation, and a container body can be easily replaced after the use of liquids, and further two liquids can be sprayed in a sufficiently mixed state. SOLUTION: Stems 7 of a pair of aerosol container bodies 2 are connected by a specially designed spray head 6, while a fixing cylinder 3 is provided to fix both the container bodies 2. A cover member 5 provided with a press plate 25, which can be elastically pushed down, is fixed to the upper side of a cylindrical case 4, the lower end of which is fixed to the cylinder 3. If the plate 25 is depressed, the head 6 is pushed down so that two liquids are simultaneously sprayed. A bend plate 12, which can be swung, inwardly and outwardly, from the upper surface of the cylinder 3, is erected, while a concave and convex engaging means are provided respectively on the bend plate 12 and cylindrical case 4 and further the circumferential wall of the case is formed so as to be swingable inwardly and outwardly.
Patent JP-2001281970-A (JP)
Title: Image forming device
Inventor: BETSUSHIYO YUUJI
IPC: G03G15/02
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To prevent a defective image caused by scattering toner, for example, that the scattering toner sticks to an exposure device. SOLUTION: Magnetic particles 2b magnetically restricted on the surface of a magnetic roller 2a is forced to come into slidable contact with the surface of the photoreceptor drum 1, and also the electrifying bias is applied so as to electrify the surface of the photoreceptor drum 1. As for the cleaner-less image forming device not equipped with a dedicated cleaning device, the toner remaining after transfer is caught by a magnetic brush electrifier 2 and toner- scattering is prevented by a scattering preventing member 13. If the accumulated quantity of the scattering toner is increased, catching performance of the scattering toner is reduced, then the scattering toner is shaken off by vibrating the toner by a cam 14 at proper time intervals.
Patent JP-2001282789-A (JP)
Title: Translation system
Inventor: YAMADA YUTAKA
IPC: G06F17/28
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a translation system, which can automatically prepare a translation dictionary within an optimal range on the server computer side corresponding to the storage capacity of a storage device on the terminal computer side and can transmit that prepared translation dictionary through a network to the terminal computer even when the translation dictionary required for translation is not packaged on the terminal computer side at all the time. SOLUTION: Storage capacity M usable for the translation dictionary of the terminal computer connected through the network to the server computer, which is provided with a storage device for storing a translation program and a master dictionary, is found. This capacity M is compared with capacity X of a minimum individual dictionary prepared from the master dictionary. Within the range, in which the capacity M has a spare capacity, in the minimum individual dictionary, downloaded information is successively added and an individual dictionary for terminal computer is prepared. Further, the prepared individual dictionary is stored in the storage device of the terminal computer and the storage device of the server computer.
Patent JP-2001242049-A (JP)
Title: Manufacturing method of test piece for metal material
Inventor: INAGAKI SEIJI
IPC: G01N1/28
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a test piece without lowering the machining efficiency as the whole process even if generating a neck process in a series of the machining processes in sequentially manufacturing the test pieces. SOLUTION: Charpy test piece machining equipment 10 comprises machining processes A, B, C, D, E, F, and G. Extraction and insertion processes BC, CD, and FG extracting and inserting intermediate materials 3b, 3c, and 3f are provided between the machining processes B and C, C and D, plus F and G respectively, the efficiency ratios of the previous to subsequent machining processes of the extraction and insertion process are compared, and when there is difference, the intermediate materials finishing the previous machining process are extracted for the extraction and insertion process and then the extracted intermediate materials are again inserted into the subsequent machining process in the order of extracting them.
Patent JP-2001278903-A (JP)
Title: Method for detecting abnormality of polymerization system, polymerization method and polymerization apparatus
Inventor: MATSUO TORU
IPC: B01J8/24
Filed: 2000-03-31
Abstract: PROBLEM TO BE SOLVED: To detect not only an abnormality directly caused by a regular behavior in polymerization system, but also an abnormality caused by a condition change showing the irregular behavior occurring on an intentionally changed condition. SOLUTION: The method of producing polymers with maintaining a polymer system by changing the condition irregularly includes detecting a part of the polymer system on which an abnormality has occurred (S3-S5), being based on a signal of a frequency band having timing information (S2) which was converted from a measuring signal in chronological order showing the condition of the above polymer system.
Patent JP-2001288460-A (JP)
Title: Production method for rare earth phosphor
Inventor: NAKAJO YOSHIFUMI
IPC: C09K11/01
Filed: 2000-04-04
Abstract: PROBLEM TO BE SOLVED: To provide a method whereby a high-purity phosphor which does not contain iron, copper, and chromium elements can be regenerated or produced from a rare earth phosphor containing iron, copper, and chromium elements as impurities or from a rare earth oxide which is the raw material of the phosphor. SOLUTION: This method for producing a rare earth phosphor includes, in the following order, (a) the step of dissolving a rare earth phosphor or a rare earth oxide as the raw material of the phosphor in a mineral acid; (b) the step of forming the precipitate of iron, copper, and chromium dissolved in the above-prepared solution and causing an adsorbent to adsorb the precipitate to remove it; (c) the step of adding oxalic acid and/or dimethyl oxalate to the solution to form a rare earth oxalate; and (d) the step of thermally treating the oxalate to give a rare earth oxide.