baber/WOPTO huggingface dataset:
Patent JP-H11253454-A (JP)
Title: Screw turning position determining mechanism
Inventor: STUDER ARMIN
IPC: A61B17/86
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To provide a screw turning position determining mechanism which allows a screw to be easily threaded in to allow standard use of the screw. SOLUTION: This screw turning position determining mechanism comprises a screw part 1 having a spherical head and a bearing part 3. The bearing part 3 encloses the lower part of the head by means of a shoulder part 5 at the end of a through hole 4. In the through hole 4, the head is pressed by a clamping screw 7 at a settable turning position 8 to form an abutting part. The head is formed as an independent part 9 which can be driven in along with the screw part 1 so that after the transfer of the screw part 1, the bearing part 3 is connected to the screw part 1 with the head located on the bearing part 3.
Patent JP-2000185394-A (JP)
Title: Printing method and apparatus
Inventor: YAMADA RYUZO
IPC: B21C51/00
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To make the peeling of paint less prone to generate, to enable sharp printing and to save the paint. SOLUTION: Paint is ejected intermittently from a printing nozzle 5 between points 1-2 and dots due to the paint are continuously formed to form a line A. Next, the paint is intermittently ejected from the printing nozzle 5 between points 3-5 to form dots continuously excepting a part. That is, lap printing at an overlap position (point 4) is prohibited so as not to apply the paint doubly with respect to the already formed line A. By this method, a line B is formed. Next, the paint is intermittently ejected from the printing nozzle 5 between points 6-8 to continuously form dots excepting a part. That is, lap printing at an overlap position (point 7) is prohibited so as not to apply the paint doubly with respect to the already formed line a. By this method, a line C is formed.
Patent JP-2000188879-A (JP)
Title: Micromovement device
Inventor: TAKAHASHI HIROSHI
IPC: H02N2/00
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To provide a micromovement device which does not require inertial body and is hardly affected by friction. SOLUTION: A micromovement device is provided with a moving body 7, placed on a base 6 and impact force developing means 8 and 9, which develop impact forces F1 and F2 between the moving body 7 and base 6. The means 8 and 9 develop the impact forces F1 and F2, which lift the moving body 7 from the base 6, and at the same time, rotate the body 7. Therefore, the micromovement device does not require an inertial body which has been indispensable for a conventional micromovement device and is hardly affected by friction.
Patent JP-H11180969-A (JP)
Title: Purification of delta1-alicyclic acid anhydride
Inventor: ARAKI NOBORU
IPC: C07D307/89
Filed: 1997-12-19
Abstract: PROBLEM TO BE SOLVED: To provide a method for, efficiently and advantageously in an indus trial scale, purifying a pure Δ1-alicyclic acid anhydride useful as an intermediate for insecticides and herbicides, by monoesterifying impurities, followed by remov ing the obtained esters as distillation pitch. SOLUTION: This method comprises the reaction of (A) a 1,2-dicarboxylic acid anhydride shown by formula I [X is (methyl-substituted) phenyl, cyclohexene, or cyclohexane] or a crude material containing a compound shown by formula II (R is H or methyl) which contains the acid anhydride and the hydrated acid (A1 ) with (B) a polyol [e.g. (di)pentaerythritol, ethylene oxide adducts of these] to give a monoester of A1 , which is then distilled to remove as distillation pitch.
Patent JP-2001185752-A (JP)
Title: Semiconductor device and optical signal input/output device using the same
Inventor: ISHII YUZO
IPC: H04B10/40
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a high-performance optical signal input/output device which maintains the form of a chip size package and enables the input/output of many optical signals. SOLUTION: A package structure 10 containing an LSI chip 11 having semiconductor integrated circuits, a surface light emitting element array 12a composed of two-dimensionally arranged surface light emitting elements, and surface light receiving element array 12b composed of two-dimensionally arranged surface light receiving elements, is mounted on a printed board 20. An output multilayer optical guide 21a and an input multilayer optical guide 21b are optically coupled with the surface light emitting element array 12a and the surface light receiving element array 12b, respectively.  The surface light receiving element array 12b converts input optical signals from the input multilayer optical guide 21b into electric signals which are then inputted to the semiconductor integrated circuits, and the surface light emitting element array 12a converts output electric signals from the semiconductor integrated circuits into output optical signals which are then guided to the output multilayer optical guide 21a, thus constituting the optical signal input/output device.
Patent JP-2001182744-A (JP)
Title: Center-bearing support
Inventor: YONETANI MITSUHIRO
IPC: F16C3/02
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a center-bearing support which makes possible to maintain a center of axis of an outer sleeve 11 and that of a propeller shaft 3, in parallel conditions at all times to each other. SOLUTION: The center-bearing support comprises of the outer sleeve 11 mounted on a car body through a mounting means 2, a inner sleeve 12 arranged in the inner circumference of the outer sleeve 11, and an elastic body 13 which elastically connect the outer sleeve 11 with the inner sleeve 12 and is provided with a revolutionary coupling element, between the outer sleeve 11 and the mounting means 2, which allows the outer sleeve 11 to rotate pivotally, centered on point P on the center of axis of the outer sleeve 11, where the rotational coupling element further includes an inner race 141, an outer-race 142 with the inner circumference being a concave surface and a self-aligning bearing 14 provided with steel balls 143 interposed therebetween.
Patent JP-2000239776-A (JP)
Title: Cylinder block made by die casting and its production
Inventor: KURAMASU YUKIO
IPC: C22C21/12
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a cylinder block by die casting capable of improving mechanical strength by heat treatment without generating blisters and having excellent high temp. strength. SOLUTION: This cylinder block made by die casting is made of an aluminum alloy contg. 5 to 6% Si, 4.5 to 5.5% Cu, 0.3 to 0.5% Mg and 0.3 to 0.8% Fe, in which the amt. of gas to be occluded in the product is <=1 cc/100 g-Al and having a structure in which Al2Cu and Al-Cu-Mg crystallized products of 10 to 20 μm average particle size are dispersed. It is produced in such a manner that the vacuum in the cavities of a die is reduced to <=100 millibar, next, oxygen is blown into the cavities under the pressure equal to or above the atmospheric pressure, and, after that, the molten metal of the aluminum alloy is press-fitted into the cavities. After die casting, heat treatment of solution heat treatment (480 to 510 deg.C×4 to 8 hr) → water quenching → aging treatment (160 to 180 deg.C×4 to 6 hr) may be executed.
Patent JP-H11195216-A (JP)
Title: Glass composition for magnetic disk and glass disk substrate for magnetic recording medium
Inventor: UCHIGAKI TOMOYOSHI
IPC: G11B5/62
Filed: 1997-12-27
Abstract: PROBLEM TO BE SOLVED: To achieve the low floating of a magnetic disk and to provide the rotation stability of a disk substrate. SOLUTION: This vitreous compsn. essentially consists of silica, magnesia and alumina, contains at least one kind of potassium oxide, sodium oxide and lithium oxide as an alkali component by 3.0 to 20.0 wt.% and further, contains zirconia, calcia zinc oxide or boron oxide by at least >=5 wt.%. Moreover, nitrogen is added by 0.1 to 10.0 wt.% to the compsn. More preferably, oxides of scandium, yttrium, lanthanum, samarium, cerium, neodymium, europium, erbium are added by the range of 0.1 to 10.0 wt.%.
Patent JP-H11189948-A (JP)
Title: Polyester cloth and its production
Inventor: OKUMURA HARUICHIRO
IPC: D06M101/16
Filed: 1997-12-25
Abstract: PROBLEM TO BE SOLVED: To obtain a polyester cloth excellent in characteristics such as an inflated feeling, an elasticity, a warm feeling, a slime feeling, a stiffness, a body feeling or the like, in other words, excellent in touch feeling of a wool and kashimir tone, and to provide a method for producing the same. SOLUTION: This polyester cloth is composed of a polyester filament having a random unevenness in lengthwise direction, and also a polyester filament yarn containing polyester filaments having different cross sectional areas in their cross sections, in which the polyester filament has >=10 pitches/cm thick and thin pitch having <=1 mm and contains <=1/2 polyester filaments having cross sectional areas of <=60% based on the largest cross sectional area in the polyester filament constituting the yarns. The cross sectional areas of the polyester filaments are partially reduced by applying a treating liquid capable of decomposing or dissolving the yarns from at least one side of the cloth and heat-treating.
Patent JP-2001184382-A (JP)
Title: Eda design tool library management device
Inventor: HAYASHI NAOKI
IPC: G06F12/00
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To stop the release of the other EDA design tool library associated with an EDA design tool library when a trouble occurs in the EDA design tool library. SOLUTION: A correction reason storage means 12 registering a correction reason in a correction reason storage file 13 at the time of correcting the EDA design tool library, an associated EDA design tool library deciding means 14 deciding the associated EDA design tool library by referring to the content of an associated EDA design tool corresponding table 15 in accordance with the content of the correction reason storage file 13 and a release control means 16 controlling the release state of the decided associated EDA design tool library are arranged.
Patent JP-H11194655-A (JP)
Title: Fixing device and image forming device provided with the device
Inventor: NANBU TOMOKO
IPC: G03G21/14
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a fixing device capable of performing the stable temp. control of heating means or an image forming device provided with the fixing device by providing the upper limit to the increase of electric power from the commercial power source to the heating means derived from the passing of recording material carrying the unfixed image through a nip part, and to provide an image forming device provided with the fixing device. SOLUTION: This fixing device is constituted so that the upper limit of the electric power source from the commercial power source to a heating resistor (15B) at the time of fixing/processing of the recording medium carrying the unfixed image is set in accordance with the variable of the detection temp. of a thermistor temp. sensitive detecting sensor 15C at the stipulated reference time by the period of time from the time just before the recording medium rushs into the nip part (N) up to when the recording medium is allowed to pass through the nip part (N).
Patent JP-2000195476-A (JP)
Title: Secondary battery and its manufacture
Inventor: SAITO YASUYO
IPC: H01M10/0565
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To improve productivity and durability, and to enlarge a capacity, by laminating a positive electrode material and a negative electrode material electrically connected to a collector through a non-fluid electrolyte layer in a battery element storing part of a first composite sheet, and by loading a battery element containing an ionic metal component, and by sealing it with a second composite sheet. SOLUTION: A battery element storing part for storing a battery element 4 is formed by a laminated composite sheet. Coating of the battery element 4 is normally executed by piling two composite sheets, and in this case, the battery element storing part may be formed in one composite sheet or in both sheets. For example, when the number of lamination of a positive electrode material and a negative electrode material is increased for the purpose of enlarging a battery capacity or the like, the battery element storing parts 11a, 11b are formed in both of a first composite sheet 6a and a second composite sheet 6b, and the battery element 4 can be coated by using the first and the second composite sheets 6a, 6b.
Patent JP-H11188636-A (JP)
Title: Base disk type grinding wheel
Inventor: FUJII TSUYOSHI
IPC: B24D5/04
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To realize the high peripheral speed grinding at high accuracy by providing a base disk comprising a core and an outer circumferential layer, setting the coefficient of thermal expansion and the specific gravity of the core to be not more than the specified values, and forming the outer circumferential layer of carbon fiber reinforced plastic to reduce the distortion of a grinding wheel caused by the centrifugal force and the temperature change. SOLUTION: An outer circumferential layer 1 is fitted and adhered to a core 2 having a hole 20 for a rotary shaft. The core is <=18×10<-6> / deg.C in coefficient of thermal expansion, and <=4 g/cm<3> in specific gravity, and formed of aluminum-based composite material reinforced by ceramic particles or ceramic fiber, or aluminum alloy containing >=20 wt.% silicon. The material of the outer circumferential layer 1 is carbon fiber reinforced plastic. Even when the base disk is used at high peripheral speed, the deviation of the elongation of the base disk, and the deviation of the radial elongation in the magnet width direction (the direction of the rotary shaft) are small, and the grinding at high accuracy can be realized.
Patent JP-2000297774-A (JP)
Title: Volute pump
Inventor: KRAEMER MANFRED
IPC: F04D1/08
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To update the radial seal gap section between an impeller and a casing easily and quickly at a low cost by forming a seal ring with a plastic material, and mounting the seal ring on the casing via snap connection. SOLUTION: A seal ring 54 is arranged on the left side of an impeller 12 between a first casing part 18 and the impeller 12. The seal ring 54 is made of polypropylene or polyethylene, and such a plastic material can completely follow the deformation of the seal ring 54 occurring as required. The seat 50 of the seal ring 54 is provided with a groove 74 for snap connection on the opening side of an annular groove 76, and the groove 74 is inverted on the right side of the seat 50. The rib 80 of the seal ring 54 is provided, and it is inserted into the groove 76 in the longitudinal center region of the seat 50, thereby the simple and inexpensive seal ring 54 can be realized.
Patent JP-H10247650-A (JP)
Title: Copper wire interconnection and completely flattened dual damascene metallization using selective cvd aluminum plug
Inventor: CHEN LIANG-YUH
IPC: H01L21/285
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To form metal interconnection parts by a method wherein the surface of a base conductive layer is exposed through the floors of vias and a metal film is selectively subjected to chemical vapor deposition(CVD) from the floors over the floors to fill the vias. SOLUTION: Vias 32 and wire formation parts 38, which are formed in an insulating film 16, are provided with each non-conductive insulating wall 34 and each conductive floor 30 and some parts of a deposition reinforced layer 14 are respectively exposed through the floor 30 of each via 32. As the exposed conductive members 13 forming the floors of the vias 32 are used as a core of decomposition, a first metal layer is deposited on the floors 30 of the vias and thereafter, as the following deposition is generated easier, a CVD metal film is grown from the floors of the vias over the floors to fill the vias 32. Then, a barrier layer 20 is deposited on the wall parts of the parts 38 and is deposited on Al plugs 18 of metal interconnection parts in the same manner as that wherein the first metal layer is deposited on the floors.  Moreover, a copper layer 22 is subjected to physical vapor-phase deposition on the layer 20, covers the whole region of a structure 10 and fills the parts 38. Lastly, the top of the structure 10 is flattened by a chemical and mechanical polishing and a complete flat surface having conductive wires 39 is left.
Patent JP-2001181323-A (JP)
Title: Addition polymerization catalyst component, addition polymerization catalyst, and production method for addition polymer
Inventor: TAKAOKI KAZUO
IPC: C08F10/00
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To provide an addition polymerization catalyst component which, when used as a cocatalyst component for activation, can form an addition polymerization catalyst exhibiting high polymerization activity; an addition polymerization catalyst exhibiting high polymerization activity and prepared by using the catalyst component; and a method for efficiently producing an addition polymer by using the catalyst. SOLUTION: The addition polymerization catalyst component comprises a compound represented by formula [1]: [(R1x-1X)m-1MO]nTR23-n (wherein M is an atom of the group 3-12 or of the lanthanoid series; X is an atom of the group 14, 15, or 16; R1 is an electron-attractive group or a group having an electron-attractive group; T is an atom of the group 13; m is the atomic valence of M; x is the atomic valence of X; and 1<=n<=3). The addition polymerization catalyst is prepared by using the catalyst component. The method for producing an addition polymer uses the polymerization catalyst.
Patent JP-2000192139-A (JP)
Title: Thermomechanical treating method for steel
Inventor: HOSHINO TOSHIYUKI
IPC: C22C38/58
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To obtain a ferritic structure having fine crystal grains by working of low deformation resistance. SOLUTION: Steel contg. <=0.5 mass % Cu is heated to an austenitic region and is thereafter held at this temp. for a time satisfying the condition shown by the inequality. After that, it is hot-worked at super cooled austenite of <=800 deg.C to dynamically generate ferritic transformation. In the inequality, P denotes a heat treating parameter, T denotes heating temp., and (t) denotes holding time (sec). The steel moreover contains, by mass, one or >= two kinds among <=0.1% C,=0.8% Si, <=2.0% Mn, 0.01 to 3.0% Cr, 0.01 to 3.0% Mo, 0.25 to 3.0% Ni, 0.005 to 0.1% Ti, 0.005 to 0.1% Nb, 0.005 to 0.1% V, <=0.10% Al, 0.001 to 0.010% Ca, 0.001 to 0.020% rare earth metals or the like.
Patent JP-2000195662-A (JP)
Title: Organic el element and its manufacture
Inventor: TANAKA SATORU
IPC: H01L51/50
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To effectively suppress production of a dark spot by efficiently catching moisture in an element by a water catching material, as for an organic EL element. SOLUTION: An anode 3 of ITO, an organic layer 4 and a cathode 8 are on a substrate 2. A container part 9 is adhered to the substrate 2 by an adhesive 10 in a dry atmosphere. The container part 9 has a frame part 11 and a recess 12. A water catching layer 13 is in the recess 12. The water catching layer 13 is obtained by putting 2g of calcium oxide powder in a liquid obtained by dissolving 1g of hydroxy-propyl-cellulose in 10 cc of butyl carbitol in advance, sufficiently stirring it, pouring the liquid in the recess 12 of the container part 9, vaporizing the solvent by heating it after distributing it throughout the entire recess, and adhering its solid component. Since the water catching layer 13 is provided in a wide area throughout the almost entire internal surface of the container part 9, an absorbing area of moisture gets larger than that in the past.  A quantity of entire water catching material is also bigger than that in the past. No other material to fix the water catching material is required. The depth of the recess is small, and the thickness of the element as a whole is small. Production of harmful dark spot is effectively suppressed.
Patent JP-2000194377-A (JP)
Title: Musical sound generating device
Inventor: NAGASAKA HIROAKI
IPC: G10H7/02
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To easily synchronize the loop of waveform data between channels. SOLUTION: A ROM 202 is stored with data for generating waveform data, music by music. A control signal generation part 201 sends data, stored in its RAM 202, out to a waveform readout address generation part 203 through a RAM I/F 205 and makes the generation part to hold it. Various control signals are outputted to the generation part 203 and then an address where waveform data should be read out is generated by using the data received from the RAM 202. Consequently, the waveform data on the musical sound to be generated are generated by a waveform generation part 204 by using the waveform data read out of a ROM 106.
Patent JP-2001014441-A (JP)
Title: Semiconductor memory card and reader
Inventor: HIROTA TERUTO
IPC: G06F21/62
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor memory card usable as a storage medium for digital literary works and also usable as a storage medium for general computer data (non-literary works) for which the protection of copyright is not required. SOLUTION: This card is composed of a control IC 302, a flash memory 303 and a ROM 304, the ROM 304 holds a medium ID 341 or the like peculiar to this card, the flash memory 303 has an authentication area 332 for permitting access to external equipment only when the authentication of that external equipment is made successful and a non-authentication area 331 for permitting access regardless of the authenticated result and the control IC 302 has control parts 325 and 326 for controlling access from the external equipment to the authentication area 332 and the non-authentication area 331 and an authentication part 321 or the like for executing mutual authentication with the external equipment.
Patent JP-2000200989-A (JP)
Title: Electronic apparatus
Inventor: TAKAHASHI YOSHITAKE
IPC: H04N5/93
Filed: 1998-12-29
Abstract: PROBLEM TO BE SOLVED: To obtain an electronic apparatus which can obtain a surer shielding effect by a method, wherein a metal plate is arranged annularly at the inside of the apparatus so as to surround a rotary head drum in a recording and reproducing part, and an electronic circuit component and a shielding means is constituted. SOLUTION: At the inside of a video camera body 1, a metal plate is arranged into a continuous ring shape, in such a way that the whole of a recording and reproducing mechanism part which contains a rotary head drum and an electronic circuit component 22 on a circuit board 21 is surrounded around the optical axis of a camera, and a shielding means is constituted. The shielding means is constituted so as to be divided into a metal plate 24 which is installed, so as to installed along the inner face of the outer enclosure 2 of the video camera body 1, a metal plate 27 which is fixed to the rear surface side of an upper-part lid 9 so as to move integrally with a camera placement part 7 and a metal plate 28, which is fixed to the inner face side of a camera lid.  In a state where a tape cassette 6 is placed on the recording and reproducing mechanism, the respective metal plates 24, 27, 28 are set in a connected state. As a result, the metal plates constitute a structure, in which they are formed to be a continuously annular shielding plate as a whole.