baber/WOPTO huggingface dataset:
Patent JP-2003090508-A (JP)
Title: Water feed system and operation method of steam power generating plant
Inventor: KAWAUCHI AKIHIRO
IPC: G21D3/00
Filed: 2001-09-18
Abstract: PROBLEM TO BE SOLVED: To provide the water feed system and the operation method of a steam power generating plant capable of relaxing a load limit during maintenance and inspection of a feed water heater. SOLUTION: When operation isolating the feed water heater is effected, a feed water heater bypass system bypassing one or more feed water heaters situated downstream from the isolated feed water heater is situated. During isolation operation of the feed water heater, water flows to the bypass system, a flow quantity of feed water passing the feed water heater bypassed by the bypass system is reduced. A flow of quantity of feed water passing the feed water heater bypassing through the bypass system is reduced, and a load limit is relaxed by effecting operation at a speed lower than the limit speeds of heating steam piping, the feed water heater, and the like.
Patent JP-2003052851-A (JP)
Title: Easy stretcher for knee
Inventor: TANAKA FUKUICHI
IPC: A63B23/08
Filed: 2001-08-17
Abstract: PROBLEM TO BE SOLVED: To increase the muscular power of the quadriceps muscle of thigh and heighten the stretch effect of triceps surae muscle and hamstring muscles by stationary exercise method to eliminate vibration caused in a dynamic exercise method. SOLUTION: By using a knee fixture and a rubber band of an easy stretcher for knee, stationary exercise method can be taken to prevent vibration of the knees and relax throbbing pain, increase the muscular power of the quadriceps muscle of thigh and heighten the stretch effect of triceps surae muscle and hamstring muscles.
Patent JP-2003098669-A (JP)
Title: Photoresist composition
Inventor: ARITA YASUSHI
IPC: H01L21/027
Filed: 2001-09-20
Abstract: PROBLEM TO BE SOLVED: To provide a high sensitivity and high resolution photoresist composition having improved transparency. SOLUTION: A resin composition for a photoresist of this invention is a photoresist composition comprising the following components (a)-(c) as essential components; (a) a resin for a photoresist obtained by protecting part or all of the hydroxyl radicals of a novolak type phenolic resin with alkoxyalkyl radicals, wherein the novolak type phenolic resin is obtained by reacting phenols including >=50 wt.% m-cresol with aldehydes in the presence of an acid catalyst, (b) a compound that generates an acid under the action of light and (c) an organic solvent that dissolves the components (a) and (b).
Patent JP-2003097827-A (JP)
Title: Refrigeration device
Inventor: FUJIMOTO HAJIME
IPC: F24F5/00
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To provide a cover structure of an observation window capable of being easily mounted and preventing the intrusion of water and dust. SOLUTION: This refrigeration device comprises a panel 1 having the observation window 2 for observing the inside of a main body from the outside, and a cover 3 for covering the observation window 2, and the cover 3 is provided with a translucent part corresponding to the observation window 2, a claw part 6 capable of fixing the cover 3 to the panel 1 by its elastic deformation, a groove part 9 covering an end face of the panel 1 forming a lower end of the observation window 2, and a plate part 4 closely abutted on a main body inner side of the panel 1 when the cover 3 is fixed.
Patent JP-2003096546-A (JP)
Title: Low thermal expansion alloy for thin casting, and method of producing casting obtained by suing the same
Inventor: KAGAWA TAKANORI
IPC: C22C38/00
Filed: 2001-09-21
Abstract: PROBLEM TO BE SOLVED: To provide an alloy for a low thermal expansion casting which has a low thermal expansion coefficient and high dimensional precision, further, has excellent hot cracking properties, and gives a thin casting having high reliability of quality, and to provide a casting method using the alloy. SOLUTION: The low thermal expansion alloy for casting consists of a ferrous alloy containing, by mass, <=0.1% C, 30 to 34% Ni, and 4 to 6% Co, containing 0.0005 to 0.010% Ca and/or Mg, has a low thermal expansion coefficient and high dimensional precision, further, has excellent hot cracking resistance, and gives a thin casting having no cracking defects. In the method, a thin casting having no cracking defects is produced by using the alloy.
Patent JP-2003097835-A (JP)
Title: Mobile clean room
Inventor: OBARA YOSHIYUKI
IPC: F24F7/06
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To provide a refreshing space where a worker can take off a dust mask without anxiety. SOLUTION: This moving clean room comprises a clean room 4 loaded on a vehicle 1, an air purifier 3 for supplying the clean air to the clean room, an air shower room 5 installed adjacent to the clean room, and a dust-removal device 13 mounted in the air shower room.
Patent JP-2003101243-A (JP)
Title: Multilayer wiring board and semiconductor device
Inventor: TAKANO AKIHITO
IPC: H05K3/46
Filed: 2001-09-25
Abstract: PROBLEM TO BE SOLVED: To provide a multilayer wiring board in which a heat dissipation property from a semiconductor element is enhanced, on which the semiconductor element having a large calorific value can be mounted, and whose reliability is high, and to provide a semiconductor device. SOLUTION: In the multilayer wiring board 10, a wiring layer 26 is laminated and formed on a core substrate 12 composed of a metal. A thermal via 16 which is connected from the core substrate 12 in a pillar shape and which thermally connects a heat sink 40 to the core substrate 12 is installed in an inner layer, in a part to which the heat sink 40 bonded and attached to the outer face of the substrate is bonded. In addition, a thermal via 18 which thermally connects the core substrate 12 to the semiconductor element 30 is installed.
Patent JP-2002158347-A (JP)
Title: Picture sensor
Inventor: AMERICA WILLIAM G
IPC: H01L31/10
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a picture sensor where the uniformity of spectral sensitivity is improved. SOLUTION: The picture sensor has a semiconductor substrate 24 and a light sensor. The light sensor has first and second photosensitive areas. The first photosensitive area has the first laminated body of one transparent material layer on the substrate and has spectral sensitivity having a peak and a trough. The second spectral area has the second laminated body of at least one transparent material layer on the substrate and has spectral sensitivity having the peak and the trough. At least one peak or trough of the spectral sensitivity of the first photosensitive area is overlapped with at least one peak or trough of the spectral sensitivity of the second photosensitive area. The average spectral photosensitivity of the light sensor is made smoother than the individual spectral sensitivities of the first or second photosensitive area.
Patent JP-2003104726-A (JP)
Title: Composition for forming tantalum oxide film and method for forming tantalum oxide film
Inventor: OKADA SACHIKO
IPC: H01L21/8242
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a composition for easily and effectively forming a high quality tantalum oxide film with small leak current by a simple coating method and to provide a method for forming a tantalum oxide film. SOLUTION: This composition for forming a tantalum oxide film comprises [A] a reaction product of (a1) a tantalum alkoxide with (a2) at least a compound selected from among an amino alcohol, a compound having two or more hydroxy groups in the molecule (except the amino alcohol), β-diketone, β- ketoester, β-dicarboxylic ester, lactic acid, ethyl lactate and 1,5-cyclooctadiene, and [B] a solvent, characterized in that the conversion rate of an alkoxy group in the tantalum alkoxide is 50 mol% or more. This method for forming a tantalum oxide film is characterized by coating the above composition on a substrate in the atmosphere of less than 5.0 g/m<3> humidity and treating with heat and/or light.
Patent JP-2003094212-A (JP)
Title: Device for generating axial force, and mechanical chuck cylinder using the same
Inventor: YASUDA YOSHIKAZU
IPC: B23B31/26
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a device for generating axial force having a large power-boosting action at its stroke end regardless of whether a moving stroke in an axial direction is large or small with relation to the device for generating the axial force changing a rotational motion to a movement in the axial direction by using a screw mechanism, and a mechanical chuck cylinder including this device. SOLUTION: There are provided a primary screw and a secondary screw made to have a concentric and equal lead, a load clutch member used to transit the rotation of the primary thread to the secondary thread, a first sleeve forced to move in the axial direction by the rotation of the primary screw, a second sleeve forced to move in the axial direction by the rotation of the secondary screw, a power-boosting chamber 32 formed at the position for dividing the circumference of a tip side in the second sleeve uniformly, a passive body 34 shaped in a sphere or a cylinder disposed in each power-boosting chamber and a forcing body 35 forced to position with deflection and a wedge face 33a for forcing and moving the forcing body to the side of the passive body in each power-boosting chamber provided at the tip in the first sleeve.  A stroke movement in the axial direction and double power in the shaft direction at the stroke end are generated by rotationally driving the primary screw.
Patent JP-2003107654-A (JP)
Title: Photographic paper processor
Inventor: URA HIRONAGA
IPC: G03D3/08
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a photographic paper processor by which damages such as liquid stain are hardly caused even when a side of the head of photographic paper enters between a pair of carrier rollers at a state that it is inclined to a shaft center of the pair of carrier rollers in the photographic paper processor having a processing liquid tank for holding processing liquid for performing a development processing of the photographic paper and the pair of carrier rollers for carrying the photographic paper in the processing liquid tank. SOLUTION: The photographic paper processor is constituted so that at least one of the rollers to constitute pairs of rollers 24, 25, 27, 28 is constituted of a roller having a peripheral surface consisting of elastic materials having hardness within a range of 10 to 25 degrees.
Patent JP-2003106331-A (JP)
Title: Thrust needle roller bearing
Inventor: SHIMOMURA YUJI
IPC: F16C19/30
Filed: 2001-09-27
Abstract: PROBLEM TO BE SOLVED: To provide a thrust needle roller bearing which can easily and sufficiently retain a lubricant in the inside even in the case of a small feed mount of the lubricant or in the case of fast rotational speed. SOLUTION: The thrust needle roller bearing is provided with a rotational raceway track 1, a stationary raceway track 2, a plurality of needle rollers 3 rotationally arranged between both raceway tracks 1, 2, and a cage 4 having a plurality of curved sections and formed into a corrugated section for retaining needle rollers. T race track 2 has a bend 2a axially bent in the outer diameter. The inner diametral face 2b of the bend 2a is kept in contact with the outer diametral face 4a of the cage 4. An annular space 8 is formed between the extremity of the bend 2a and the outer diametral part of the raceway track 1.  In the thrust needle roller bearing, the cage 4 is disposed while directing the protruded face 10 of the bend 6 of the most external side toward the raceway track 1, the space 8 is closed by the cage 4, and the cage is disposed while directing the recessed face 11 of the most internal side bend 6 inward.
Patent JP-2003105096-A (JP)
Title: Thermoplastic resin molded product and its manufacturing process
Inventor: YOSHIOKA JUNICHI
IPC: C08K5/20
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To obtain a molded product which shows no change in quality over time after its manufacture and exerts a stable hue without any uneven coloring or streak, in a process for manufacturing a thermoplastic resin molded product involving in-house coloring by molding manufacturers without any color matching process by coloring manufacturers. SOLUTION: In a process for manufacturing the thermoplastic resin molded product, a monocolored batch is prepared by melt kneading from 0.01 to 70 wt.% dyestuff and a thermoplastic resin (base resin). Subsequently, at least 0.5 pts.wt. monocolored batch is compounded with 100 pts.wt. thermoplastic resin (dilution resin) and molded while subjected to coloring.
Patent JP-2003110404-A (JP)
Title: Surface acoustic wave element and device thereof
Inventor: INOUE KENJI
IPC: H03H9/25
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To increase the attenuation of a surface acoustic wave element in a frequency range outside its pass band without increasing the insertion loss. SOLUTION: The surface acoustic wave element comprises a plurality of unit elements composed of a series arm 17 between input/output terminals 15, 16, and a plurality of parallel arms 19 between the series arm 17 and reference potential terminals 18. The unit element has a first surface acoustic wave resonator 21 inserted in the series arm 17, a second and third surface acoustic wave resonators 22, 23 connected to the parallel arms 19 at the input and output sides, and a first inductance element 24 inserted between a point P1 mutually connected to reference potential terminals of the second and third resonators 22, 23 and a reference potential terminal 18. The second and third resonators 22, 23 have an antiresonant frequency equal to the resonant frequency of the first resonator 21.
Patent JP-2003110073-A (JP)
Title: Cooler for semiconductor
Inventor: SEKIMOTO AKIO
IPC: H05K7/20
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To enhance the reliability of hermetic seal while simplifying the shape of a condenser by decreasing the number of components interposed between a cooling fin and the condenser. SOLUTION: A forked coupling 12 is used for coupling respective semiconductor stacks 10 arranged in parallel and the liquid reservoir section 6 at a condenser section. Cooling fins 2 of the same potential in each semiconductor stack 10 are coupled to the forked end part of the coupling 12 through bellows 15a and 15b, respectively, and the other end part of the coupling 12 is coupled with the liquid reservoir section 6 through an insulating pipe 16.
Patent JP-2003109928-A (JP)
Title: Substrate cleaning method and device thereof
Inventor: KONO SHIGERU
IPC: H01L21/308
Filed: 2001-09-28
Abstract: PROBLEM TO BE SOLVED: To provide a substrate cleaning method and a device capable of efficiently removing deposits attached to a substrate in a short time, and to provide a substrate cleaning device. SOLUTION: A wafer W is installed inside a cleaning tank 2, and ozone is fed into the cleaning tank 2 by opening a valve 22. Then, while a flow control valve 8 is controlled, an air valve 9 and a valve 25 are kept open, a pump 7 is actuated to feed a cleaning solvent containing a carboxylic acid into the cleaning tank 2. Thereafter, an air valve 17 is opened to discharge the cleaning solvent from the cleaning tank 2 as a flow control valve 16 is controlled.
Patent JP-2003112322-A (JP)
Title: Substrate manufacturing method for processing master
Inventor: KANEKO YUJI
IPC: B29L11/00
Filed: 2001-10-02
Abstract: PROBLEM TO BE SOLVED: To manufacture a substrate for a processing master constituted by applying an alignment mark to a light pervious substrate by an exposure transfer apparatus. SOLUTION: A light reflecting substrate film 2 is formed on the light pervious substrate 1 to be coated with a resist 3 and the alignment mark 4 is transferred to the resist 3. The substrate film 2 is removed corresponding to the alignment mark 4 by etching after transfer and the further left resist 3 is removed to expose the substrate film to manufacture the substrate for the processing master.
Patent JP-2003113718-A (JP)
Title: Intake passage control device for engine
Inventor: SUKETANI MASAHIKO
IPC: F02M35/104
Filed: 2001-10-03
Abstract: PROBLEM TO BE SOLVED: To suppress a deterioration in operability at idling caused by an individual difference between a pair of intake throttle valves. SOLUTION: An intake passage control device for an engine comprises intake collectors 4 and 5 independent on a cylinder group basis, the intake throttle valves 8 and 9 independent of cylinder group basis and capable of regulating intake air introduced into corresponding intake collectors, a first communicating passage 18 interconnecting the independent intake collectors, an on-off valve 19 for connecting and disconnecting the first communicating passage, and a first on-off valve controlling means 21 for closing the on-off valve 19 when engine speed is not higher than a first predetermined changeover speed and opening the on-off valve 19 when the engine speed exceeds the first changeover speed. A second on-off valve controlling means 21 is provided to open the on-off valve 19 at idling independently of the first on-off valve controlling means 21.
Patent JP-2003071893-A (JP)
Title: Method for regulating temperature of injection cylinder of injection molding machine
Inventor: KIRYU YUICHI
IPC: B29C45/74
Filed: 2001-08-30
Abstract: PROBLEM TO BE SOLVED: To solve such a problem that in a method for heating by a sheathed heater generally used in an injection molding machine or the like, a thermal energy generated from the heater is transferred to an injection cylinder or the like via an insulator, a sheath, and hence a temperature raising speed becomes slow and a response to a temperature control is wrong. SOLUTION: A method for regulating the temperature of the injection cylinder of the injection molding machine comprises the steps of supplying an alternating current to an electromagnetic induction coil concentrically wound on the injection cylinder or the like to induction heat the cylinder itself at an extremely fast temperature heating speed to obtain excellent temperature control characteristics, and supplying controlled air to a gap between the coil and the cylinder to obtain fast temperature falling speed and excellent temperature control characteristics.
Patent JP-2003114980-A (JP)
Title: Literary work distribution system
Inventor: SAITO JUN
IPC: G06Q50/10
Filed: 2001-10-04
Abstract: PROBLEM TO BE SOLVED: To distribute a literary work without duplicately collecting a charge for second distribution of the same literary work, irrespective of media by referring to payment records of the charges of the literary work via a network. SOLUTION: A distributor 200 of the literary work stores the payment records of the use fees of the literary work of a user 400 of the literary work as user information 1 and requests no use fee to the user by referring to it in the case of second distribution of the same literary work to the user.
Patent JP-2003070948-A (JP)
Title: Durable reinforced ball
Inventor: OKAI KOJI
IPC: A63B69/00
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive baseball ball which is used in practice or in practice games by coating the seaming of the ball with a durable reinforcing agent, thereby eliminating such drawbacks as an easy-to-wear and-cut of a sewing yarn forming stitches, and easy-to-rupture of leather in the peripheral part of sewing holes and the deterioration in performance such as in the repulsion, by infiltration of water from the seams of leather or the sewing holes. SOLUTION: The durable reinforcing agent is applied to the seaming of the baseball ball. The durable reinforcing agent applied to the seaming consists of a polyurethane prepolymer solution.
Patent JP-2003118521-A (JP)
Title: White line detecting device
Inventor: TSUJI MASABUMI
IPC: G06T5/20
Filed: 2001-10-09
Abstract: PROBLEM TO BE SOLVED: To highly precisely detect a road while line. SOLUTION: A microcomputer 2 generates an edge image from an image inputted from a camera 1, sets a filter according to the inclination and the concentration value of the white line of in the edge image, and renews it as the filter used for generating the edge image. It also generates a while line model from the while line obtained from the edge image and sets it as a base in setting a white line detecting region. The white line model can be precisely calculated by renewing the edge filter by the inclination and the concentration value of the white line so that the road white line can be precisely detected.
Patent JP-2002123683-A (JP)
Title: Computer system and method for hedging risk to currency exchange rate
Inventor: MEIER GERHARD
IPC: G06Q40/00
Filed: 2001-10-11
Abstract: PROBLEM TO BE SOLVED: To provide a method for easily and promptly hedging a risk of a currency exchange rate in relation to specific positions of exchange transaction items and a computer system for the purpose. SOLUTION: The computer system 100 for hedging the risk of the currency exchange rate in relation to a primary transaction of the exchange transaction items is characterized by providing a means 110 for executing the primary transaction with a transaction value, a means 112 for receiving the currency exchange rate, a means 116 for determining a hedge price based on the currency exchange rate, a hedge period, the transaction value or a part of the transaction value and a means 108 for outputting a hedge offer with the hedge price.
Patent JP-2003122153-A (JP)
Title: Image forming apparatus
Inventor: TOYODA MIHO
IPC: G03G15/20
Filed: 2001-10-15
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus which can efficiently capture magnetic flux from an exciting coil to transduce it into thermal energy and has a fixing roller not lowering the temperature at the end parts. SOLUTION: The image forming apparatus has a hollowcylinder-shaped fixing roller in which the exciting coil is arranged, and a pressure roller to press the fixing roller. The image forming apparatus is further provided with a fixing device which loads a high frequency alternating current to the exciting coil to generate an eddy current in the fixing roller and thereby to generate heat in the fixing roller, and is characterized in that the opening parts at both ends in the axial direction of the fixing roller are incurvated.
Patent JP-2003124581-A (JP)
Title: Intermediate flexible printed circuit board
Inventor: KAGEYAMA AKIYOSHI
IPC: H05K1/02
Filed: 2001-10-15
Abstract: PROBLEM TO BE SOLVED: To provide an intermediate flexible printed circuit board for a head suspension assembly in which the electrostatic breakdown of a magnetic head is suppressed. SOLUTION: The intermediate flexible printed circuit board for the head suspension assembly of a magnetic disk device connects the end of a fixed wiring connected to the magnetic head with the connecting end of the base end of an arm. The printed circuit board comprises a base layer 11, conductor circuits 12 formed on the layer 11, a cover layer 13 covering the circuit 12, and a conductive polymer layer 14 formed at least at the upper side of the layer 13 and at the lower side of the layer 11.