baber/WOPTO huggingface dataset:
Patent JP-2003228860-A (JP)
Title: Objective lens driving device
Inventor: YOSHINAGA CHIKASHI
IPC: G11B7/09
Filed: 2002-02-01
Abstract: <P>PROBLEM TO BE SOLVED: To appropriately secure the effective length of a tracking coil within an effective magnetic flux so that the length of the tracking coil in the height direction is not restricted by a cover.  <P>SOLUTION: Magnets 2, 3 for generating the effective magnetic flux and counter yokes 6, 7 confronted with these magnets are provided for arranging effective sides of a focusing coil 12 and the tracking coil 13 mounted on a lens holder 10 into a magnetic gap, then the cover 19 is coated on the magnets 2, 3 and the upper surfaces of the counter yokes 6, 7 and also formed to the chamfered shape so as to get away the part where the tracking coil 13 is arranged. Thus, the length of the tracking coil 13 in the height direction is arranged so as not to be regulated by the cover 19, then the effective length of the tracking coil 13 is appropriately secured within the effective magnetic flux.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003226427-A (JP)
Title: Powdery and granular material supply equipment to reaction furnace and its operating method
Inventor: ISOZAKI SHINICHI
IPC: C21B7/00
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a powdery and granular material from blocking on the way of a conveying system such as a distribution pipe and a valve in pneumatic conveying the powdery and granular material into a reaction furnace, and normally feeding the powdery and granular material by a cutting-out device when the powdery and granular material is fed out of a tank for blowing.  <P>SOLUTION: The action for removing the blocking of the conveying pipe 3 at an upstream side with respect to a mounting position of a flow detector 4 is performed by using a blocking removing device 6, when the abnormality in flow of the powdery and granular material 8 is detected by the flow detector 4, and the difference between a pressure measurement value by a pressure detector 5 and a pressure measured value by a pressure detector 25 becomes substantially zero. When the abnormal flow of the powdery and granular material 8 is not solved even after the action, the action for normalizing the flow of the powdery and granular material 8 is performed to the powdery and granular material feeding device 1.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003228265-A (JP)
Title: Image forming apparatus
Inventor: IWAKURA YOSHIE
IPC: G03G15/04
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrophotographic image forming apparatus which allows the life of a photoreceptor to be prolonged in comparison to a conventional one by adequately reducing deterioration of the photoreceptor even in the case of both-sided printing where vertical ruled lines that are the same in position on an original image are printed on the fronts and backs of transfer materials which are supplied consecutively.  <P>SOLUTION: For printing on the surface of transfer paper supplied as a first sheet, a scanning start potion for data to be exposed is set to R1. For printing on the back of the transfer paper, the scanning start position is shifted by a predetermined number of dots in the main scanning direction M so as not overlap the main scanning direction used for an electrostatic latent image along the vertical ruled line, thereby setting a position R2. When printing is carried out on the front and back of transfer paper thereafter, the scanning start position is shifted to a position R3, a position R4... in the main scanning direction M. Also, while the scanning start position for printing on the surface is fixed at the position R1, only the scanning position for printing on the back may be moved to the position R2, position R3... each time transfer paper is supplied.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003233422-A (JP)
Title: Conveyance system and its control method
Inventor: UDO MASASHI
IPC: G06F7/00
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a conveyance system which can automatically adjust the number of working conveyance vehicles in accordance with ups and downs of a load.  <P>SOLUTION: The conveyance system is provided with a ring track, a plurality of conveyance vehicles to travel on the track, a station in which loading/ unloading of goods to/from the conveyance vehicles are made, and a standby station in which the conveyance vehicles are put on standby. The system performs conveyance by activating a part or all of the plurality of the conveyance vehicles. It is characterized in that the number of conveyance vehicles to be activated is decided based on the indicated number for conveyance.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003230749-A (JP)
Title: Game medium controlling system
Inventor: TAKEUCHI MASAHIRO
IPC: A63F7/02
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game medium controlling system capable of maintaining the proper stored quantity of game media.  <P>SOLUTION: A pachinko island base A3 is provided with: a ball counter which counts pachinko game balls returned by a playing customer and discharges them to an out ball collecting gutter: a JC returned ball sensor which detects the presence and absence of the pachinko balls returned to the ball counter and outputs a signal; a collecting shutter 60 which can be varied into a first state which creates the flow of the pachinko game balls through the collecting gutter 23 of the pachinko island base A3 where the ball counter is installed and a second state for stopping the pachinko game ball; and a game ball feeding instruction means which instructs the collecting shutter 60 of a slave island A3 to be in the first state on the basis of the output of a JC returned ball presence signal from the JC returned ball sensor. Thus, in the slave island A3 where the ball counter is installed, the pachinko game balls are effectively prevented from rapidly increasing within its own island by the pachinko game balls returned from the ball counter, and it is possible to maintain the proper stored quantity of the pachinko game balls.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003233003-A (JP)
Title: Reflective projection optical system, exposure device, and method for manufacturing device
Inventor: KONUMA OSAMU
IPC: G02B17/00
Filed: 2002-02-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a reflective projection optical system of a compact five- mirror system which is applicable to an EUV (extreme ultraviolet) lithography system and balanced between resolving power and a throughput, and to provide an exposure device and a method for manufacturing a device.  <P>SOLUTION: The five mirrors which reflect light in order of a first mirror (M1), a second mirror (M2), a third mirror (M3), a fourth mirror (M4) and a fifth mirror (M5) are arranged in order from an object side to an image side so as to fundamentally form a coaxial system. Light flux advancing from the first mirror (M1) to the second mirror (M2) crosses light flux advancing from the third mirror (M3) to the fourth mirror (M4).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003230706-A (JP)
Title: Three-dimensional image display device, and game machine and pachinko game machine
Inventor: KURODA TAKASHI
IPC: G09G5/36
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the visibility of a three-dimensional (3D) image from being disturbed by a background image when displaying the 3D image in a 3D image display device in which the background image and the 3D image can be simultaneously displayed.  <P>SOLUTION: The device is provided with a first image control means 40 for controlling a first image display device 21 for displaying the background image and a second image control means 50 for controlling a second image display device 24 for displaying the 3D image. When displaying the 3D image on a second image display screen 25, the first image control means 40 lowers the luminance of the background image on the first image display device 21 to be controlled in display by the first image control means 40.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003231905-A (JP)
Title: Method and apparatus for blowing large amount of fuel through tuyere into co-production blast furnace
Inventor: TERAI YUZO
IPC: C21B7/16
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To cool and protect an inner tube surface (a) of a blow nozzle (1) in a method for blowing a large amount of a fuel through a tuyere of a blast furnace for the purpose of co-production (for producing energy simultaneously).  <P>SOLUTION: In this blowing method, a layer of cooling fluid is formed along the inner tube surface (a) of a blow nozzle (1).  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002332608-A (JP)
Title: Foot- and road-way boundary block and execution method using it
Inventor: MORI JUNICHI
IPC: E01C11/22
Filed: 2002-02-08
Abstract: PROBLEM TO BE SOLVED: To inhibit the changes of water environment and thermal environment because rainwater pouring on a roadway and a footway permeates under a paved surface, and to effectively utilize industrial waste. SOLUTION: A foot- and road-way boundary block in which a recessed section in which an underside and one side face are opened is formed to the lower section of a block body 1 substantially composed of a rectangular parallelopiped, the recessed section has a structure 2 having water permeability and a groove section in which the underside connecting both end faces is opened preferably through the recessed section at the underside center of the block body is provided. The blocks are arranged so that at least parts of the openings of the side faces are exposed onto the surface of the roadway 5 or the footway 6 and at least a part of the openings of the undersides is arranged to communicate with foundation crushed stones 4 or a ground 3.
Patent JP-2003239398-A (JP)
Title: Connecting structure and connecting method for steel member of closed cross section
Inventor: TAKAGI MASATAKA
IPC: E01D1/00
Filed: 2002-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To compactly constitute a connection part without a possibility of fatigue failure in connecting structure for steel members of closed cross section.  <P>SOLUTION: In the connection part 24 of the steel pipe members 22, 23, a wall surface near the end connection parts 27, 35 of both members 22, 23 is provided with an outward bulged annular projecting part 33. Both members 22, 23 are arranged in prescribed relative positions, and concrete 34 is placed in the connection part 24 including the projecting part 33 (a recessed part 32) and integrated with the connection members 22, 23.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003231804-A (JP)
Title: Polycarbonate resin composition and molding composed of the composition
Inventor: HIRAI YASUHIRO
IPC: C08K5/3475
Filed: 2002-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an aromatic polycarbonate resin composition having excellent ultraviolet absorbing ability, weather resistance, mold stain resistance, impact resistance, heat resistance, color tone stability and transparency.  <P>SOLUTION: The aromatic polycarbonate resin composition is obtained by mixing (a) 100 parts wt. of an aromatic polycarbonate resin with (b) 0.1-1 part wt. of a benzotriazole-based ultraviolet light absorber having ≥350 nm maximum absorption wavelength, (c) 0.003-1 part wt. of a benzofurano-2-one type compound, (d) 0.01-2 parts wt. of a phosphite-based stabilizer and (e) 0.01-2 parts wt. of a phenol-based antioxidant. The aromatic polycarbonate resin has ≥300 ppm terminal hydroxy group concentration and ≤500 ppm remaining monomer amount.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003233165-A (JP)
Title: Mask, exposure method and method of manufacturing device
Inventor: YAMAZOE KENJI
IPC: G03F1/32
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exposure method which can expose patterns of contact hole arrays having fine hole diameters or the patterns intermingled with the isolated contact holes and the contact hole arrays with high resolution without exchanging a mask and an apparatus for the same.  <P>SOLUTION: The mask having the patterns to be transferred to a substrate have the first desired contact hole patterns, the first dummy contact hole patterns which are arrayed on the peripheries of the first desired contact hole patterns and have the hole diameters smaller than the hole diameters of the first desired contact hole patterns, the second desired contact hole patterns which are different in the hole diameters from the first desired contact hole patterns and the second dummy contact hole patterns which are arrayed on the peripheries of the second desired contact hole patterns and have the hole diameters smaller than the hole diameters of the second desired contact hole patterns.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003241133-A (JP)
Title: Driving device of electromagnetically driven actuator
Inventor: NISHIO MASAHIRO
IPC: G02B26/10
Filed: 2002-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a driving device for an electromagnetically driven actuator having good efficiency.  <P>SOLUTION: The driving device 200 is provided with a coil driving device 210 which applies driving current to a driving coil 132 only for a specified period, a voltage detecting device which is used to detect the voltage between both ends of the coil 132, a sample/hold device 230 which holds the detected voltage of the device 220 and a peak detecting device 240 which is used to detect a specified phase in the vicinity of the peak of swing angular velocity of a movable section 112. The device 230 starts the holding operation at the starting time of applying the current or immediately prior to the application and releases the holding with delay after the completion of the application of the current. The device 240 detects a specified phase in the vicinity of the peak of the swing angular velocity of the section 112 based on the output of the device 230. The device 210 applies current to the coil 132 based on the detected result.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239717-A (JP)
Title: Silencer
Inventor: KAKU YOICHI
IPC: F01N1/02
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To effectively shield a sound with a simple structure.  <P>SOLUTION: The silencer has a pair of partition plates 10, 20 arranged opposed to each other. A plurality of projections 15, 25, projecting toward the opposed partition plates, of which end surfaces are opened by holes 15a, 25a penetrating through front and back surfaces of the partition plate are formed on a pair of partition plates 10, 20 respectively. The silencer has a structure having a gap between end surfaces of a plurality of projections 15 of the first partition plate 10 and an end surface of the second partition plate 20. A positioning part utilizing the projection is provided between the first partition plate 10 and the second partition plate 20.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003237088-A (JP)
Title: Method for positioning plurality of substrates and method for setting inkjet recording head
Inventor: TAKAHASHI TETSUJI
IPC: B41J2/16
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for positioning a plurality of substrates whereby the plurality of substrates can be positioned highly accurately, and a method for setting an inkjet recording head whereby a channel formation substrate and a nozzle plate can be positioned highly accurately and can be made compact.  <P>SOLUTION: In a state where the channel formation substrate 10 and the nozzle plate 20 are made adjacent to each other, a light beam 201 is applied onto the channel formation substrate 10 via a nozzle opening 21 of the nozzle plate 20. A reflecting light is received when a relative position between the light beam 201 and the channel formation substrate 10 is changed in a predetermined direction, and an amount of the received light is continuously measured. On the basis of the measured result, the nozzle opening 21 is registered with an inclined face 12b which constitutes an inner peripheral face of a pressure generation chamber 12.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003236059-A (JP)
Title: Game machine
Inventor: MIBE TOSHIYUKI
IPC: A63F5/04
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a game machine which can cause a bias to a bonus generation time and an intended bias to classification of the bonus to be generated.  <P>SOLUTION: When a bonus is internally won under a condition either bonus is not stocked, a condition is made so that the bonus can be prize-winning, and when the bonus is internally won under a condition either bonus is stocked, the bonus can be stocked without changing the classification of the bonus which is already set capable of being prize-winning.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003242033-A (JP)
Title: Access right control device, and program
Inventor: SHIKAKURA TOMOKAZU
IPC: G06F21/10
Filed: 2002-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To realize an easy and efficient access right control.  <P>SOLUTION: The predetermined information (image information) from a client terminal 300 is registered in a file control server 200 via a communication network 100. The file control server 200 extracts the numeral information (image key information) to indicate the feature quantity from the registered image information, and registers it corresponding to the image information. When accessed to the image information registered in the file control server 200, the image key information stored in the client terminal 300 is transmitted to the file control server 200. The file control server 200 compares the received image key information with the registered image key information, and calculates the degree of agreement. The file control server 200 imparts a predetermined access right to the client terminal 300 based on the calculated degree of agreement.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002237231-A (JP)
Title: Key switch device
Inventor: WATANABE MAKOTO
IPC: H01H3/12
Filed: 2002-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a key switch device wherein a link member and a holder member can be very easily assembled by making two link members to guide the vertical movement of a key top easy to handle. SOLUTION: A first link member 7 and a second link member 8 are formed so as to have almost the same length when viewing from the side, and are almost horizontally structured under a folded condition. In addition, the first guide part 28 of a holding part 27 forming an elastic holding wall is made easily elastically deformable.
Patent JP-2003250063-A (JP)
Title: Digital demodulator and synchronization detection method
Inventor: SATOMI TOSHIYUKI
IPC: H04L7/08
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital demodulator and a synchronization detection method for discriminating whether or not a synchronization error takes place and correcting a synchronization position when occurrence of the synchronization error is discriminated.  <P>SOLUTION: A control section 4 receives e.g. a center tap coefficient DT6 from a waveform equalization section 2 and compares the center tap coefficient DT6 with a given center tap coefficient threshold value DT7. When the center tap coefficient DT6 is smaller than the threshold value DT7, a synchronization detection section 1 discriminates occurrence of a synchronization error and outputs a control signal DT5. The synchronization detection section 1 receives a control signal DT5 to detect again a synchronizing signal included in the received signal DT1. Thus, a new correct synchronizing signal is detected and the synchronization error can be corrected.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245638-A (JP)
Title: Method and device for fermentation treatment of organic waste
Inventor: YAMAZAKI NAOHARU
IPC: C05F17/02
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To be capable of obtaining a good-quality fertilizer and fodder since air can be supplied to any position in a fermentation tank and water can be evenly distributed therein.  <P>SOLUTION: In a fermentation treatment device of the organic waste 8 that the air is supplied from an air supply pipe 3 to an organic waste 1 mixed with a zymogenous microorganism in a fermentation tank 2 to promote a fermentation of the organic waste 1, the air supply pipe 3 is provided with a vibrator 7 as an air vibration means.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003245234-A (JP)
Title: Cleaning tool and material and method of manufacturing the same
Inventor: SAKAI MASAO
IPC: A47L17/08
Filed: 2002-02-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cleaning tool suitable for cleaning clotted contamination, easy to use, economical and also looking smart by using body advantages of a flexible cleaning tool having a water retention capacity and a rigid cleaning tool having a high scratching effect while covering their disadvantages with each other.  <P>SOLUTION: The present invention provides a cleaning tool and a material and a method for manufacturing the same. Namely, at least two of a water retention member 1, a brushing member 2, and an intermediate material 3, which are high, low and medium in water retention capacity and low, high and medium in abrasion resistance, respectively, are appropriately mixed to form a brushing body 4 and a brushing surface 5. The brushing member 2 or the intermediate material 3 are arranged to form a wall-shaped protecting portion 6 on the outer side surface of the brushing body 4 against the abrasion and deformation of the material.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003257243-A (JP)
Title: Conductive paste
Inventor: OMURA TAKASHI
IPC: H01B1/22
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a conductive paste that can secure electrical bonding and bonding strength between the electrode and the substrate.  <P>SOLUTION: This is a conductive paste that contains silver powder, glass frit, and an organic vehicle and forms an electrode on a substrate having roughness. The above silver powder has a BET diameter larger than 0.10 μm and 0.50 μm or less and the average particle size (D<SB>50</SB>) larger than 0.2 μm and less than 2.0 μm and an average particle size (D<SB>50</SB>)/BET diameter of 10 or less.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002281754-A (JP)
Title: Converter
Inventor: BOEKE ULRICH
IPC: H02M3/28
Filed: 2002-02-28
Abstract: PROBLEM TO BE SOLVED: To maintain the stable condition of an output voltage Uout during the switching in the operation mode of an inverter between the full-bridge mode and half-bridge mode. SOLUTION: The converter is provided with a full-bridge circuit 7 providing an AC voltage U as the output thereof by chopping a DC voltage VBAR and a switching circuit 3 for converting the AC voltage U to an output DC voltage Uout . The converter is moreover provided with a control circuit 5 for generating a control signal to drive the controllable switching elements S1 to S4 in the full-bridge circuit 7. This converter is characterized, by further progressing the converter explained above, in that an output voltage Uout generated is stabilized even during the switching operation between two operation modes of the full-bridge circuit 7. Thus, the control circuit 5 executes the switching operation only in the interval ttout between dead times in which at least one switching element S1 to S4 is switched off.
Patent JP-2003252766-A (JP)
Title: Antiobesity and/or antidiabetic agent containing cyanidin 3-glucoside as active component
Inventor: TSUDA TAKANORI
IPC: A23L1/30
Filed: 2002-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a new use of an anthocyanine-based dye.  <P>SOLUTION: The antiobesity and/or antidiabetic agent can be produced by using cyanidin 3-glucoside as an active component.  <P>COPYRIGHT: (C)2003,JPO