baber/WOPTO huggingface dataset:
Patent JP-2001305780-A (JP)
Title: Toner for thermal fixing, method for manufacturing toner for thermal fixing, two-component developer and fixing device
Inventor: MATSUMOTO YOSHIYASU
IPC: G03G9/09
Filed: 2000-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a toner for thermal fixing to develop an electrostatic charge image such as an electrophotographic image, a method for manufacturing the toner, a two-component developer by combining the toner and a silicon- coated carrier, and a fixing device having no cleaning mechanism to clean the surface of a heat roller. SOLUTION: In the toner for thermal fixing prepared by externally adding an external additive to color particles containing a binder resin, coloring agent and wax, the DSC measurement of the toner shows one or more endothermic peaks of the wax in the region from 60 to 105 deg.C and one or more in the region from 120 to 160 deg.C. The content of the low melting point wax in the toner is 4 to 13 parts by mass and the content of the high melting point wax is 1 to 6 parts by mass. The surface coating rate of the surface of the color particles by the external additive is 45 to 150%.
Patent JP-2000314086-A (JP)
Title: Treatment of solvent-spun cellulosic fiber
Inventor: TAYLOR JAMES M
IPC: D06L4/614
Filed: 2000-04-19
Abstract: PROBLEM TO BE SOLVED: To weaken the fibrillation tendency of a solvent-spun cellulosic fiber. SOLUTION: This method for giving a solvent-spun cellulosic fiber whose fibrillation tendency is weaken is characterized in that the method comprises the following steps (a) (1) a substantially colorless chemical reagent having 2-6 functional groups reacting with cellulose is applied on a predried fiber or (2) a colored chemical reagent having 2-6 functional groups reacting with cellulose is applied on a fiber and (b) the applied chemical reagent and fiber are made to react to each other under alkaline condition.
Patent JP-2001307890-A (JP)
Title: Light controller
Inventor: TAKIMURA WATARU
IPC: H05B37/02
Filed: 2000-04-25
Abstract: PROBLEM TO BE SOLVED: To provide a light controller wherein a breakage of circuit parts is prevented in the event of an unusual accident. SOLUTION: By connecting the lighting load La such as an incandescent lamp with a series circuit of the commercial power supply AC between terminals T1, T2 and by connecting a semiconductor open-and-shut element 2 between terminals T1, T2 and controlling (phase control) electric power to supply the lighting load La by a control of the conduction angle of this semiconductor open-and-shut element 2 with the light control circuit 3a, the light controller 1 and lights on the lighting load La.  Further, an overcurrent detection circuit 36 which sends abnormality detection signals when the load current flowing the conductor open-and-shut element 2 exceeds the predetermined rated current is also installed and, when the overcurrent detection circuit 36 sends abnormality detection signals, the light control circuit 3a limits the light ratio of the lighting load La less than the predetermined controlled light ratio.
Patent JP-2001308130-A (JP)
Title: High frequency circuit, module having mounted high frequency circuit and communication device
Inventor: SHIMIZU JUNICHI
IPC: H01L21/60
Filed: 2000-04-26
Abstract: PROBLEM TO BE SOLVED: To prevent a module from degrading its high frequency characteristics without shortening the length of bonding wires for connecting a dielectric board to a heat sink. SOLUTION: A high frequency circuit has a capacitance-containing element connected to a signal line for transmitting high frequency signals through a first bonding wire, and an impedance matching termination resistor connected to the element through a second bonding wire. A transmission line formed with the first and second bonding wires and the element has a characteristic impedance not lower than the characteristic impedance at the input of the high frequency signals, and the second bonding wire has a higher inductance than that of the first bonding wire.
Patent JP-2001309235-A (JP)
Title: Digital still camera
Inventor: MUTO MASATO
IPC: G03B13/36
Filed: 2000-04-26
Abstract: PROBLEM TO BE SOLVED: To allow a still camera in use to take a photograph even when a battery thereof is so weak as to prohibit ordinarily photographing. SOLUTION: Even when a battery contained in the digital still camera is in a situation prohibiting ordinarily photographing, to cause the still digital camera to operate at a minimum power and to allow photographing by pressing a shutter button in a half way to prohibit an automatic focusing operation and to shift to a manual photographing mode.
Patent JP-2001312975-A (JP)
Title: Cathode-ray tube
Inventor: HOSHI TOSHIHARU
IPC: H01J29/02
Filed: 2000-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a cathode-ray tube for preventing oscillations of a contact spring due to transportation and impact and poor conductivity, by forming a protrusion adjacent to the end face of the contact spring on ten inner face a funnel. SOLUTION: A frame 7 and a conducive film 13 are connected electrically to each other via the contact spring 16 having one end side fixed to the frame 7, and the other end side is placed in contact with the conductive film 13. The protrusion 17 adjacent to the end face of the contact spring 16 n the cross direction is formed at the other end side of the contact spring 16, in a state of suppressing the movement of the contact spring in the width wise direction. Thus, the movement of the contact spring 16 in the width wise direction is inhibited, preventing the oscillation of the contact spring 16 due to transportation and impact, so that separation of the conductive film and a poor conductivity are prevented.
Patent JP-2001311445-A (JP)
Title: Packing spring support structure for oil damper
Inventor: MURAKAMI TOMOHARU
IPC: F16J15/18
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To prevent oil leakage from an oil damper by supporting a packing spring in a stable condition all the time using a press bearing which is easy to work and assembly. SOLUTION: Forming a peripheral flange 8 by bending a peripheral portion which is a mounting portion against a packing case 5, forming also an annular groove 11 opening to the front side by pushing a main part 9 corresponding to the internal circumference of the peripheral flange 8 toward the rear side, using a bearing 6 of press forming in the internal wall surface of the main part 9 with a sliding metal 12 which guides a piston rod 4, adapting one end at least of the packing spring 16 to the annular groove 11 which is the main part 9 of the press bearing 6, and also holding one end of the packing spring 16 by fitting into the annular groove 11 of the press bearing 6.
Patent JP-2001311468-A (JP)
Title: Piston ring structure
Inventor: MAEKAWA KAZUHIKO
IPC: F16J9/02
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a piston ring structure which can prevent the possibilities of excessive wear and seizure of the piston ring due to the high pressure gas blowing down through the excessive thin uneven oil film or improper gap formation between the piston ring outer periphery and a deformable cylinder liner inner periphery by improving adaptability of the piston ring for the deformable inner periphery of the cylinder liner. SOLUTION: In the piston ring sliding contact with the inner periphery of cylinder liner and sealing the gas in the cylinder liner, an annular cavity is formed on the top surface of the ring at a distance apart from the outer periphery of the ring. It is characterized in that the annular cavity can produce the pressure toward the outer periphery of the ring while the gas pressure is exerted on the ring upper surface.
Patent JP-2001310316-A (JP)
Title: Pallet for stepwise stacking works such as ceramic green sheet, green sheet laminate press bonding material, printed circuit board or the like
Inventor: YASOTA HISASHI
IPC: H05K3/46
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To provide a convenient pallet for stepwise stacking works (ceramic green sheets, green sheet laminate press bonding materials, printed circuit boards or the like) without necessity of using a special purpose unit (e.g., a suction plate to be introduced into or retracted from above an indexing table and reversed) or artificially reversing the work one by one in the case of reversing the work. SOLUTION: Recesses (annular recesses) 4 are formed at one of upper and lower ends of edge frames 1 of pallet elements 2 formed by providing work mounting surfaces 11 at halfway height sites of the frames 1, and protrusions (annular protrusions) 3 are formed at the other. Necessary pallet elements 2 of a necessary number are stackably constituted by detachable and attachable engagements of the recesses 4 with the protrusions 3. In this case, the frames 1 are formed slightly larger than the works W in a planely seen shape so as to allow movements of the works W in a vertical direction in spaces 5 between the pallet elements in the case of reversing in a stacked state.
Patent JP-2001155697-A (JP)
Title: Aluminum laminate film for cell sheathing envelope
Inventor: IIZUKA HIROKAZU
IPC: H01M2/02
Filed: 2000-04-28
Abstract: PROBLEM TO BE SOLVED: To prevent the degradation in the performance of an aluminum laminate film used into the sheathing envelope of cell. SOLUTION: In this invention, there is disclosed an aluminum laminate film used in the cell sheathing envelope a surface process layer into a surface toward the inner side of cell in manufacturing at least an aluminum foil by chemically changing the surface of the aluminum foil and also forms a sealant layer into it.
Patent JP-2001313534-A (JP)
Title: Manufacturing method for capacitor incorporated piezoelectric resonator and lead terminal
Inventor: KUSHIDA MICHIYASU
IPC: H03H9/02
Filed: 2000-05-01
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for a capacitor incorporated piezoelectric resonator by which a soldering process can be simplified while downsizing is compatible. SOLUTION: The manufacturing method for a capacitor incorporated piezoelectric resonator where a piezoelectric resonator element 6 and a capacitive element are soldered to 1st-3rd lead terminals, includes a process where solder film is formed for the 3rd lead terminal 3, a process where the piezoelectric resonator element 6 is soldered to the 1st and 2nd lead terminals 1, 2 and solder film is formed on a face of the 1st and 2nd lead terminals 1, 2 onto which the capacitive element is fitted, and a process where the capacitive element is inserted between the 1st, 2nd lead terminals 1, 2 and the 3rd lead terminal 3, and by re-melting the solder film, the capacitive element is joined to the 1st-3rd lead terminals.
Patent JP-2001312484-A (JP)
Title: Method and system for fast web server selection
Inventor: KUSHIDA TAKAYUKI
IPC: H04L69/14
Filed: 2000-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a method and a system which improve a decrease in transfer speed between a client and a server on the Internet. SOLUTION: This method which selects a server capable of providing contents fast for a client connected by a network at a client's request out of plural web servers connected by the network and having overlapping contents has (1) a stage where one of the web servers receives a request for contents from a client, (2) a stage where the performance of network information transfer to the client is measured, (3) a stage where other web servers are requested to measure the performance of network information transfer between the client and its web server, (4) a stage where the measurement result of the network information transfer performance is received from each of other web servers, and (5)  a stage where the web server having the highest transfer performance is selected for the client according to the measurement results of the network information transfer performance of its server and other servers.
Patent JP-2000344751-A (JP)
Title: Production of 2,3-pyridinedicarboxylic acid compound
Inventor: GISELBRECHT KARLHEINZ DR
IPC: C07D213/807
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing the subject desired compound in high yield and purity even in the presence of a relatively large amount of isoquinoline in the raw material. SOLUTION: This method comprises the following steps: in the 1st step, a guinolinic acid of formula II with the 6- and/or 7-position(s) substituted with R2 is reacted with ozone in an aqueous solution of sulfuric or nitric acid in the weight ratio of (1:2) to (1:3) at 0-50 deg.C to form the corresponding ozonolysis product, which is then reacted with an oxidizing agent at 0.5-4.0 mol per mol of the ozonolysis product at 0-100 deg.C followed by adjusting the reaction solution to pH 0.2-3, and the resultant mixture is thin cooled to 0-30 deg.C to effect precipitation, and the objective pyridinedicarboxylic acid of formula I thus precipitated is separated and collected. In formula I and formula II, R1 and R2 are each H, a 1-4C alkyl, 1-4C alkoxy, 1-4C alkoxy-1-4C alkyl, halogen, OH, nitro or the like.
Patent JP-2001315455-A (JP)
Title: Heat sensitive stencil paper
Inventor: TOSHIMOTO MASANORI
IPC: B41N1/24
Filed: 2000-05-09
Abstract: PROBLEM TO BE SOLVED: To obtain a heat sensitive stencil paper, with which no white point develops, images excellent in gradation are obtained and no marking-back develops in a printing paper. SOLUTION: In the heat sensitive stencil paper, which is produced by laminating a thermoplastic resin film and a porous support through an adhesive, as the adhesive, a W/O (oil in water drop) type emulsion adhesive, in which a solution, in which a polymer resin is dissolved in a solvent containing 50% or more of a solvent having a boiling point under an atmospheric pressure of 130 deg.C or lower, is employed as a continuous phase, while an aqueous phase dispersed with an extender is employed as a discontinuous phase, is employed.
Patent JP-2001324322-A (JP)
Title: Range finder
Inventor: IDE MASATAKA
IPC: G02B5/32
Filed: 2000-05-15
Abstract: PROBLEM TO BE SOLVED: To provide a low-cost and miniaturized range finder capable of performing high-accuracy AF(automatic focusing) by disposing electrically switchable diffraction optical elements in a light projecting path or in a light receiving path to perform range finding relative to a plurality of areas in a photographing screen. SOLUTION: ESHOEs 13, 14 as diffraction optical elements equipped with the optical characteristic of a phase-type volume hologram are disposed in the light projecting path of a light projecting part including a light emitting diode(LED) 10 and a light projecting lens 12. An ESHOE driving circuit 16 is driven by a microcomputer 20 to on-off control the diffraction of each of the ESHOEs 13, 14. Reflection light from a subject comes into light receiving surfaces of a line sensor 19 through light receiving lenses 17, 18, and an output to which a stationary light removal function is applied is supplied from the line sensor 19 to the microcomputer 20. The microcomputer 20 performs arithmetic processing control for range finding based on an output corresponding to the accumulating action of the line sensor 19.
Patent JP-2001324035-A (JP)
Title: Auxiliary device for air supply to and discharge from gas bag
Inventor: HIRATA NAOTO
IPC: F16K7/00
Filed: 2000-05-16
Abstract: PROBLEM TO BE SOLVED: To provide an auxiliary device for air supply to and discharge from a gas bag, capable of supplying air to and discharging air from a gas bag in a short period of time and with ease. SOLUTION: The auxiliary device for air supply to and discharge from air bag is a device for supplying and discharging air by using a compressor to a gas bag to shut off gas by arranging and expanding it in a gas pipe and integrating an air supply pipe 10 furnished with a regulator 2 which is a pressure regulator and an air discharge pipe furnished with an ejector 4 which is a suction negative pressure generating device.
Patent JP-2001326101-A (JP)
Title: Sulfur-resistant chip resistor structure
Inventor: MATSUO TADANORI
IPC: H01C1/148
Filed: 2000-05-16
Abstract: PROBLEM TO BE SOLVED: To prevent Ag contained in an electrode from transforming into AgS, so as to improve a chip resistor in sulfur-resistant properties by covering a joint between a resistive film and the electrode with a protective film. SOLUTION: This sulfur-resistant chip resistor has a structure, having the joint (11) between the resistive film (5) and the electrodes (2) and (2A) covered with the protective film (10), so that a gap between the resistive film (5) and the electrodes (2) and (2A) is shielded from air and the chip resistor is improved in sulfur-resistant properties.
Patent JP-2001324676-A (JP)
Title: Zoom lens
Inventor: OHASHI KAZUYASU
IPC: G02B1/11
Filed: 2000-05-17
Abstract: PROBLEM TO BE SOLVED: To reduce ghost flare of such a type that reflected light going back and forth between two lens surfaces reaches an image surface. SOLUTION: This zoom lens is provided with a 1st lens group G1 having a positive focal distance, a 2nd lens group G2 having a negative focal distance, an aperture diaphragm member 7, and provided with a 3rd lens group G3 arranged on the image side of the member 7 and having a positive focal distance or plural lens groups having a positive focal distance as a whole arranged in order from an object side. The 1st lens group G1 is provided with a 1-1st lens 1 being a negative meniscus whose convex surface faces to the object side, a 1-2nd lens 2 being a positive meniscus whose convex surface having large curvature faces to the object side and which is bonded with the lens 1, and a 1-3rd lens 3 being a positive meniscus whose convex surface faces to the object side arranged in order from the object side. A reflection preventing means is formed on the bonded surface of the lenses 1 and 2.
Patent JP-2001332454-A (JP)
Title: Nonaqueous electrolyte for electrochemical capacitor, and electrochemical capacitor using the same
Inventor: TAKEDA MASAYUKI
IPC: H01G11/38
Filed: 2000-05-22
Abstract: PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte having a high oxidation resistance for electrochemical capacitors. SOLUTION: The electrolyte is composed of a hexafluorotantalate dissolved in a nonaqueous solvent. The hexafluorotantalate uses a quaternary onium salt and/or an alkali metal salt, or a tetralkylammonium salt or lithium salt of hexafluorotantalic acid.
Patent JP-2001327284-A (JP)
Title: New cyclodextrin glucanotransferase, method for producing the same and method for producing cyclodextrin using the enzyme
Inventor: TAKADA MASAYASU
IPC: C12P19/18
Filed: 2000-05-23
Abstract: PROBLEM TO BE SOLVED: To provide γ-cyclodextrin glucanotransferase(CGTase) capable of dominantly forming γ-CD, a microorganism having the ability of producing γ-CGTase, and a method for producing ϕ-CD using γ-CGTase. SOLUTION: The CGTase has the following enzyme-chemical properties: (1) action and substrate specificity: It acts on starch dextrin, amylopectin or amylose to mainly form γ-CD, and less β- and α-CD. (2) It has an optimal pH at 10.5-11.0. (3) It has an optimal temperature around 60 deg.C. (4) It is stable at pH6-11. (5) temperature stability: It keeps 90% activity or higher when treated at 50 deg.C for 15 min. The method for producing CGTase comprises the steps of culturing a microorganism (e.g. FERM BP-7156) that belongs to Bacillus clarkii and has an ability of producing CGTase, making the microorganism produce CGTase in the medium, and collecting the CGTase formed. The method for mainly producing γ-CD comprises reacting CGTase produced by B. clarkii. with a solution containing starch or the like.
Patent JP-2001330122-A (JP)
Title: Controller for vehicle with continuously variable transmission
Inventor: TAMURA TADASHI
IPC: F16H61/02
Filed: 2000-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a variable speed characteristic suitable for a driving condition or a traveling condition for a vehicle mounted with a continuously variable transmission. SOLUTION: This controller for the vehicle is provided with the continuously variable transmission wherein the variable speed changeable continuously variable transmission is connected to an output side of a power source, and wherein selection is allowed between the first shift range selected in ordinary travel and having a prescribed speed change ratio width and plural shift ranges different from the first shift range in settable speed change ratio widths or in generation conditions of power source braking, and the controlling has a variable speed change control means (steps S8, S9, S11) for making the variable speed change when the first shift range is selected different from the variable speed change when anyone of the plural shift ranges is selected.
Patent JP-2001331971-A (JP)
Title: Optical recording medium and device for recording and reproducing
Inventor: SHIYUKUNAMI SHIYUUICHI
IPC: G11B7/244
Filed: 2000-05-23
Abstract: PROBLEM TO BE SOLVED: To provide an optical recording medium in which the initial focus lock-in operation can be stably performed even the medium has multilayered recording planes. SOLUTION: The optical recording medium D has multilayered recording planes 2, 4, 6, 8 and has one or more fluorescent recording faces planes 2, 4, 6 having signal lines formed from a phosphor 24 in the side nearer to the entrance face 12 of light. The medium has a recording plane 8 face with high reflectance by using signal lines made by pits and/or grooves and a metal reflection film 26 in the farthest side from the entrance face of light. Although the medium has the multilayered recording planes, the initial focus lock-in operation can be stably carried out by performing the operation for the recording plane 8 having high reflectance.
Patent JP-2001331108-A (JP)
Title: Desk display implement
Inventor: TAKAHASHI SHOICHI
IPC: G09F1/08
Filed: 2000-05-18
Abstract: PROBLEM TO BE SOLVED: To improve the assembly, cost and regeneration treatment characteristics of a desk display implement. SOLUTION: A supporting base 11 is formed with a base surface part 15 and a pair of rising surface parts 16 connected across this base surface part 15 by bending long-sized cardboard. A display sheet part 12 is formed to open downward from a fold by two-folding paper of a rectangular shape. The display sheet part 12 is placed to bestride both rising surface parts 16 of the supporting base 11. As a result, the top ends of both rising surface parts 16 are sandwiched between the folding parts of the display sheet part 12 and are held to a peak shape when viewed from laterally, by which the display sheet part 12 is stably held on the supporting base 11. The front 12a and rear 12b of the display sheet part 12 are respectively printed with calendars, etc., and both front and rear 12a and 12b are used as display surfaces.  When the desk display implement is not used, the supporting base 11 is folded into a plane form by folding the center of the base surface 15 of the supporting base 11.
Patent JP-2001333310-A (JP)
Title: Electronic camera
Inventor: FUJII NAOKI
IPC: H04N5/225
Filed: 2000-05-24
Abstract: PROBLEM TO BE SOLVED: To provide an electronic camera that has a connector that can be correctly positioned with respect to an opening of the camera outer package, can be inspected even when no outer package is mounted on the camera and easily assembled. SOLUTION: The electronic camera has a connector section 71 for sending/ receiving an external signal and a main board 51 that is contained in a camera outer package and on which each camera control member is mounted, one end of the main board 51 is fixed to the camera outer package and the connector section 71 is fixed to the other end of the main board 51 via a connector cover 65. The connector, cover 65 is fixed to part of the camera outer package at the same time. Since the connector cover 65 is supported by the main board even without any camera outer package, the camera can be subjected to various inspections via the connector.