baber/WOPTO huggingface dataset:
Patent JP-2000189158-A (JP)
Title: Three-dimensional culturing system of cell and tissue
Inventor: NAUGHTON GAIL K
IPC: A61K35/12
Filed: 1999-12-22
Abstract: PROBLEM TO BE SOLVED: To obtain a three-dimensional structural material capable of propagating cells and tissues for a long period of time in vitro in an environment further close to an environment observed in vivo and useful for a treatment, etc., by culturing neuron cells and stellate cells on a specific live interstitial tissue. SOLUTION: This three-dimensional culturing system for cells and tissues is provided by culturing neuron cells and stellate cells on a live interstitial tissue constituted as the three-dimensional structural material having gaps cross- linked by endothelial cells, attaching to a frame work consisting of a non-live material (e.g.; a polystyrene) and also containing gathered small size vascular endothelial cells covering essentially the frame work.  Further, the three- dimensional cultured material is preferably prepared by culturing mucous membrane epithelial cells on the live interstitial tissue consisting of interstitial cells constituted as the three-dimensional structural material having gaps cross- linked by the interstitial cells, attaching to the frame work consisting of the non-live material and covering essentially the frame work, and a connective tissue protein secreted by the interstitial cells in natural world.
Patent JP-2000186636-A (JP)
Title: Internal combustion engine having combustion type heater
Inventor: KOBAYASHI HIDEO
IPC: F02M31/06
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To provide an increased life for an electric motor by decreasing brush wear of the electric motor for an air blowing fan. SOLUTION: This internal combustion engine comprises a combustion type heater 17 to increase the temperature of an engine-related element by heat generated by combustion of fuel; an air feed passage 33 to supply combustion air to the combustion type heater 17 through an engine intake passage 11; a combustion gas discharge passage 35 to discharge combustion gas, fed from the combustion type heater 17, to the air intake passage 11 after fuel is burnt by combustion air supplied through the air feed passage 33; and a turbocharger 15 to supercharge intake air through rotation of a compressor 15a arranged in the intake passage 11 through rotation of a compressor 15b arranged in the engine exhaust gas passage 35.  A diesel engine 1 is formed that a connection spot between the air feed passage 33 and the intake passage 11 is situated downstream from the compressor 15a, and a connection spot between the combustion gas discharge passage 35 and the intake passage 11 is situated upperstream from the compressor 15a.
Patent JP-H11285944-A (JP)
Title: Clamp device for fixing mounting nipple to clamp plate
Inventor: ETTER ERNST
IPC: B23Q3/18
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To avoid inaccuracy with a system at least in its great majority originating from contamination. SOLUTION: This clamp device has internally a receptacle part 11 to admit insertion of the nipple 12 and a clamping mechanism to fix the nipple 12 in the receptacle part 11. At least one air supply conduit 23 connetable to a compressed air source is left open in the receptacle part 11.
Patent JP-2000187384-A (JP)
Title: Developing device
Inventor: SAKAUCHI KAZUNORI
IPC: G03G15/08
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To obtain a developing device capable of dealing with non-magnetic toner, and forming an excellent visual image by transporting the necessary quantity of toner to a developing area while satisfactorily carrying on the toner carrier surface with a simple structure. SOLUTION: A toner carrier (5) has a matter provided with a ferroelectric substance layer 5b formed by filling ferroelectric substance fine particles in resin on a conductive substrate 5a surface, and a polarization forming means 10 for applying voltage so that the ferroelectric substance layer 5b is polarize is provided. The alternating residual polarization on the ferroelectric substance layer 5b is formed by applying the AC voltage from the power source 51 to the polarization forming means 10, and the toner on the ferroelectric substance layer surface 5b is attracted by the electric field formed by the static charge of the residual polarization, thereby transporting the toner to the developing area.
Patent JP-H11185978-A (JP)
Title: Lighting system
Inventor: ICHIKAWA TOMOHIRO
IPC: G08G5/06
Filed: 1997-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a lighting system having a plurality of luminaires, capable of keeping other luminaires lighted when individual luminaires are removed or fitted for maintenance, and capable of preventing the occurrence of a spark or the danger of an electric shock. SOLUTION: This lighting system is provided with a constant-current power supply unit 1, a plurality of luminaires 2a-2f connected in series to it via a bus line 3 and short circuit switches 5a-5f short-circuiting the bus line 3 on both sides of the luminaires 2a-2f correspondingly to the luminaires 2a-2f respectively. The short circuit switches 5a-5f are normally opened, and they are closed at the time of maintenance and inspection.
Patent JP-2000186623-A (JP)
Title: Rotary throttle valve type diaphragm carburetor
Inventor: OSADA NORISUKE
IPC: F02M7/08
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a rotary throttle valve type diaphragm carburetor equipped with an acceleration pump arranged in the upper outer end part of a carburetor body and directly driven by a throttle valve lever. SOLUTION: A throttle valve having a throttle hole is fitted in a cylindrical valve chamber crossing an intake passage, a valve shaft 17a projected from the throttle valve to an upper part is passed through a cover plate 9 closing the valve chamber so as to be supported, a stopper 60 regulating the fully opening position of a throttle valve lever 3 connected to the valve shaft 17a is arranged on the cover plate 9. An acceleration pump C having a piston pushed by the side edge part of the throttle valve lever 3 is arranged in the stopper 60.
Patent JP-2000189818-A (JP)
Title: Low temperature storage shed for unpolished rice
Inventor: TERADA TAKASHI
IPC: B02B1/02
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To certainly prevent a condensate from being generated in a storage shed for unpolished rice equipped with a rice polishing machine by setting an unpolished rice tank for storing unpolished rice, a rice polishing machine for polishing the unpolished rice and a polished rice receiving container for storing the polished rice in a low-temperature isulation chamber. SOLUTION: The low temperature storage shed 1 for unpolished rice stores an unhulled rice tank 2 for retaining unpolished rice, a rice polishing machine 3 for polishing the unpolished rice, a polished rice receiving container 4 for retaining polished rice and a bran receiving container 5 for storing rice bran, in a case 7 and at the same time, the interior of the case 7 is kept at a low temperature (15 deg.C or lower) using a cooling device 6. That is, the case 7 is molded into a boxlike structure consisting of an upper and a lower wall 7A, 7B, a right and a left side wall 7C and a front and a rear wall 7D, 7E. Further, each wall 7A-7F is formed of a heat insulating material. In a low temperature insulation chamber 8 inside the case 7, the unpolished rice tank 2, the polished rice receiving container 4 and the bran receiving container 5 are housed.  In addition, a condensate receiver 28 for receiving moisture (drain water) condensed by a cooler 25 is arranged below the cooler 25 inside the low temperature insulation chamber 8.
Patent JP-H11192527-A (JP)
Title: Rotary working method for barstock and apparatus therefor
Inventor: TSUTSUMINO TAKEMI
IPC: B21H3/06
Filed: 1997-12-30
Abstract: PROBLEM TO BE SOLVED: To make it possible to execute working of screw threads and ruggedness of various shapes even to nonrotatable barstock which is a material by advancing the barstock toward the center of rotation of a rotor, holding and fixing the barstock between tools, and moving the tools in directions opposite to each other along rails while rotating the rotor. SOLUTION: A main motor 5b and an auxiliary motor 13b are driven and the rotating speeds of the rotor 4 and a pinion shaft are maintained at the same speed to advance a wire which is the barstock toward the center of rotation. The material is held and fixed between the dies by as much as the length component of the screw threads. When the rotating speed of the pinion shaft is changed by changing the rotating speed of the auxiliary motor 13b, the dies are moved toward the center via the meshing of a pinion 11 and a rack 9 by the difference in the rotating speed between the rotor 4 and the pinion shaft. As a result, the dies make one turn as well while the rotor 4 makes one turn and the dies move in a diametral direction by as much as the circumferential length component of the wire and if this operation is rotated, for example, 5 to 6 turns, the formation of the screw threads ends.
Patent JP-2001180777-A (JP)
Title: Packaging case for lighting appliance
Inventor: ISHIKAWA KENGO
IPC: B65D5/50
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a packaging box with an inexpensive partition member of a simple structure, which generates only a little loss of profiling and manufactured inexpensively, storing a plurality of lighting appliances or individually packaging cases in one box, preventing the direct contact of the appliances or cases therein with each other and securely separating them from each other when they are stored together in the same box. SOLUTION: The packaging box is provided with end face boards 3 continuously connected with both short sides facing each other of a bottom face board of a long square shape, side face boards 4 and cover face boards 5 continuously connected with both long sides and also provided with a press board 34 covering the inner face side of an end face of a reflection board by continuously connecting a cushioning board, which is brought into contact with the outer face side of the end face of the reflection board 1B by being continuously connected with both faces of the end face boards and folded inwardly, and folding the same inwardly and a partition member continuously connected with the end of the press board, having the length longer than the total length of the side face board width and the cover face board width,  so folded as to be set along the inner face side of a ceiling face and side faces of the reflection board whereon a fixture main body is mounted.
Patent JP-2000171748-A (JP)
Title: Illuminator and photographing device using it
Inventor: TENMYO RYOJI
IPC: G02B5/04
Filed: 1998-12-09
Abstract: PROBLEM TO BE SOLVED: To obtain an illuminator and a photographing device using it by which a luminous flux from a light source means is made to illuminate the side of an object by high illuminating efficiency and which are suitable for a still camera, a video camera or the like. SOLUTION: As for the illuminator having the light source means 1 and an optical member 3 introducing the luminous flux from the light source means 1 from an incident plane and guiding out from a light exit surface, the optical member 3 possesses a prism member PF on which plural prisms are arrayed on the side of the light exit surface, and one part of the plural prisms is set by an angle by which the luminous flux from the incident plane is successively totally reflected by two surfaces forming a prism apex angle.
Patent JP-2000038959-A (JP)
Title: Lpg regulator
Inventor: KOSUGE HIDEYA
IPC: F02B77/04
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To keep the low speed performance of an internal combustion engine stable by letting the quantity of imprities such as a tar constituent, in LPG fuel attached to the measuring part of a low speed fuel measuring device be reduced, and concurrently, reduce the adjustment frequency of the low speed fuel measuring device. SOLUTION: In this regulator, a closing valve 18 and a low speed fuel measuring device 21 are respectively provided in a low speed fuel passage 17 branched out of a primary decompression chamber 7, and a place located at the downstream of the chamber 7, fuel for low speed is thereby led to a main fuel passage 30 at the time of normal operation through the low speed fuel passage 17. In this case, a filter 19 for removing impurities contained in fuel such as a tar constituent, is provided for the low speed fuel passage 17 interposed between the primary decompression chamber 7 and the low speed fuel measuring device 21.
Patent JP-2001179007-A (JP)
Title: Flocculant for water treatment
Inventor: SHUDO TAKESHI
IPC: C02F1/52
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To provide a flocculant for water treatment hard to gel over a long time and enhanced in storage stability. SOLUTION: A flocculant for water treatment is a polymerized silicic acid solution containing water-soluble alcohol and has a SiO2 concentration of 0.1-10weight% and pH of 1-4.
Patent JP-2001183854-A (JP)
Title: Electrophotographic photoreceptor, its producing method and electrophotographic device
Inventor: FUJII AKITERU
IPC: G03G5/06
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To provide a negative electrification type electrophotographic photoreceptor having superior performance to digital light input (high γcharacteristics), excellent in repetitive characteristics and having a long service life and high stability. SOLUTION: In the electrophotographic photoreceptor obtained by laminating at least an electric charge generating layer and a compatible uniform electric charge transferring layer adjacent to the generating layer in this order on an electrically conductive substrate, the transmittance of the electric charge generating layer to the exposure wavelength of an electrophotographic device is >=10% per 1 μm thickness.
Patent JP-2001186780-A (JP)
Title: Power-supply unit
Inventor: KINOSHITA SHIGENORI
IPC: H02M7/5387
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To improve the conversion efficiency of a power-supply unit which is composed of a plurality of sets of switch arms and a power storage means. SOLUTION: A switch arm 40a for composing a power rectification circuit, a switch arm 60a for composing an inverse transformation circuit, and a switch arm 80a for composing one DC side of a chopper circuit are formed by each unipolar transistor having a parasitic diode. An on voltage when a specific current is allowed to flow in each transistor is set to the rising voltage or less of the parasitic diode, thus allowing each switch arm to operate at a high frequency for reducing a switching loss.
Patent JP-H11161858-A (JP)
Title: Wireless call system
Inventor: OKUMURA KOICHI
IPC: G08B5/00
Filed: 1997-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a wireless call system capable of transmitting different calls of plural kinds from one wireless transmitter to a wireless receiver. SOLUTION: The wireless transmitter 2d is provided with plural business buttons 22a to 22c, the wireless receiver 3 is provided with plural business lamps 6a to 6c corresponding to the business buttons 22a to 22c formed on the transmitter 2d, and when one of the buttons 22a to 22c is depressed, the business lamp 6a, 6b or 6c corresponding to the button 22a, 22b or 22c depressed on the transmitter side is turned on.
Patent JP-H10294438-A (JP)
Title: Self aligned multi-crown storage capacitor and manufacture thereof
Inventor: TSU ROBERT YUNG-HSI
IPC: H01L21/8242
Filed: 1997-12-22
Abstract: PROBLEM TO BE SOLVED: To provide a self-aligned multi-crown storage cell for semiconductor memory device, of superior mechanical stability, provided with a storage capacitor with an increased capacity, and a method for manufacturing it. SOLUTION: In a double-crown storage cell, a via is patterned on a flattened base layer containing an insulation layer 12, an etching stop layer 14 and a hard mask layer, and a seventh conductive layer is made to adhere thereto, and the seventh conductive layer is etched, and further the hard mask layer is etched, so that a first crown 22 is formed. The via, coated with the conductive material and patterning-formed, and the etching stop layer 14 are covered with a second conductive layer 24, and the second conductive layer 24 is covered with an oxide layer 26, and the oxide layer 26 is etched, and a third conductive layer 28 is made to adhere thereto, and in addition, the conductive material and the residual oxide layer 26 are etched, so that a second crown 30 is formed.
Patent JP-2001180900-A (JP)
Title: Safety device of boom working vehicle
Inventor: KANAZAWA TAKAO
IPC: B66F9/24
Filed: 1999-12-27
Abstract: PROBLEM TO BE SOLVED: To prevent a working device from being shifted on a roadway side in a cable work performed with a boom working vehicle parked on a general road or from being collided with a tunnel wall, etc., in a work inside the tunnel. SOLUTION: A controller 50 lights an alarm lamp 45, generates an alarm sound from an alarm buzzer 46, regulates the operation of hydraulic valves V1-V4 and prohibits the operation of a boom 30 and a working platform 40 in the direction where the outermost edge of the working platform 40 is moved inward of movement regulatory regions M1 and M2, if it is judged that the position of an outermost edge of the working platform 40 with respect to a vehicle body obtained based on the detection information from detectors 51-54 is within the movement regulatory regions M1 and M2 set based on the position of each jack 12 with respect to the vehicle body obtained from jack expansion detectors 55-58 when the right-to-left movement regulatory mode is selected by a right-to-left movement regulatory mode setting switch SW10.
Patent JP-2000194817-A (JP)
Title: Ic card, ic module and lead frame
Inventor: GOKAMI MASAO
IPC: G06K19/077
Filed: 1998-12-25
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive IC card capable of preventing the damage of an IC chip. SOLUTION: This IC card is provided with a card substrate 25 and the IC module 10 housed inside the recessed part 26 of the card substrate 25. The IC module 10 is provided with this lead frame 11, the IC chip 13 loaded on the lead frame 11 and a resin part 15 provided surrounding the IC chip 13. The lead frame 11 is composed of a mount part for loading the IC chip 13 and a lead part provided on the peripheral edge of the mount part. The lead part is provided with a section slit 20 for sectioning the lead part into an inner side lead part and an outer side lead part and absorbing external stress.
Patent JP-2001015768-A (JP)
Title: Microprocessor and package method therefor
Inventor: PARK KYU-YEON
IPC: G01C19/56
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To prevent short-circuiting phenomenon of the metal deposition layer of the contact hole of a package wafer in advance by performing formation at a corner part, where the contact hole of the package wafer comes into contact with the surface of a device wafer and continuously forming the metal deposition layer there. SOLUTION: For coupling and connecting a surface electrode 210 of a device wafer 110 to a metal electrode pattern 22 which is to be formed on the surface of a package wafer 140, patterning operation is made through a metal deposition process for depositing the metal thin film of a conductor, for example a metal thin film 170 made of chromium/gold alloy or the like is deposited inside a contact hole 160 of the package wafer 140, thus forming a smooth round part 230 at the lower portion of the contact hole 160 and continuously forming the metal deposition thin film 170 at the round part 230, where the contact hole 160 comes into contact with the surface electrode 210 of the device wafer 110, thus preventing an electrical short-circuiting phenomenon.
Patent JP-2000198631-A (JP)
Title: Elevator select floor cancel device
Inventor: SHOJI HIDEYO
IPC: B66B1/14
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To provide an elevator select floor cancel device that can cancel the designation of the floor unnecessary to stop. SOLUTION: An elevator select floor cancel device is provided with multiple destination floor selection buttons 1 provided in a car and a destination floor indicator 2 to indicate the floor selected by the destination floor selection buttons 1. After one of the multiple destination floor selection buttons 1 is designated once, the designated destination floor selection buttons 1 is pressed again and then the designation can be cancelled. Otherwise, a destination floor cancel button is provided at the side of the destination floor selection buttons 1. Pressing this button makes it possible to cancel the destination floor designated once.
Patent JP-2001159715-A (JP)
Title: Optical fiber with polymer clad
Inventor: UDAGAWA REIKO
IPC: C08F220/24
Filed: 1999-12-01
Abstract: PROBLEM TO BE SOLVED: To provide an optical fiber using a polymer clad consisting of a low refractive index material and having excellent heat resistance and moisture resistance. SOLUTION: The optical fiber consists of a quartz glass core and a clad formed from a material having a smaller refractive index than that of the core. The polymer clad consists of a copolymer containing as the monomer component, one or more kinds of fluoroacrylates expressed by formula (I): CH2=CR-COORf by 40 to 90 mol% and a fluoroacrylate containing one or more kinds of sulfonamide groups expressed by formula (II): CH2=CR'-COO (CH2)p(CmH2m+1)NSO2CnF2n+1 by 60 to 10 mol%. In formula (I), R is H, CH3, F or the like, Rf is (CH2)m(CF2CF2)nCF3, (CH2)m(CF2CF2)nCF2CF3, CH2(CF2CF2)nH or the like, m is an integer 1 to 6 and n is an integer 0 to 5. In formula (II), R' is H or CH3, and each of m, n and p is an integer >=1.
Patent JP-2001179597-A (JP)
Title: Barrel polishing method of plate-like work
Inventor: YAMADA TETSUYA
IPC: B24B31/02
Filed: 1999-12-21
Abstract: PROBLEM TO BE SOLVED: To polish a barrel uniformly without causing deformation in a plate- like work. SOLUTION: In the planetary-turning-type barrel polishing method, the plate- like work is inserted into a barrel tank 1, and a free grinding wheel B polishes the barrel. The barrel tank 1 has a circular cross section, the plate-like work A with a noncircular main surface is inserted into the barrel tank 1 mutually freely and so that the work directs disorderly during the polishing, and the free polishing stone B has 3-6 mm sides.
Patent JP-2001169865-A (JP)
Title: Charcoal sheet and molded item using the same
Inventor: UJITA MASAYOSHI
IPC: A47C27/00
Filed: 1999-12-20
Abstract: PROBLEM TO BE SOLVED: To obtain a feeling of refreshment by a method wherein a charcoal sheet is formed from a wood charcoal or a bamboo charcoal, and further various kinds of materials are stacked on the charcoal sheet to provide a cassette, which cassette is utilized in bedding, whereby adsorptivity moisture adsorption and deodorizing effect of the charcoal, far infrared ray effect, effects of αwave and minus ions can be provided. SOLUTION: Charcoal powder is divided into small parts, which parts are wrapped so as not to seep out, and the wrapped powder is covered with a sheet prepared by a method wherein a film is laminated to the rear side of a spun bond nonwoven fabric, in which a required number of fine holes are formed by means of a needle, or covered with an SMS sheet, which sheet is cut into long or short lengths to provide a charcoal sheet, and moreover a woven fabric or nonwoven fabric is laminated to the charcoal sheet to provide a cassette, which is used as it is, or the cassette is inserted into a bedding with a bag body or a mat, or the like. Furthermore, the woven or nonwoven fabric is formed into an outer bag provided with fastener so as to be easily cleaned, and the charcoal sheet is inserted into the bag to provide a cassette to be put into a bedding for nursing care.