baber/WOPTO huggingface dataset:
Patent JP-2003007072-A (JP)
Title: Optical memory element, reproducing device for optical memory element and reproducing method for optical memory element
Inventor: ISHIHARA HIROSHI
IPC: G11C17/00
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To enlarge the size of an optical memory element to obtain a large capacity without being affected by the light receiving area of an photo detector provided in a drive. SOLUTION: The optical memory element 10 consisting of a core layer made of resin and clad layers made of resin laminated on the both surfaces of the core layer made of resin and formed by laminating one or more optical waveguide members having a rugged part for information on at least one interface between the core layer made of resin and the clad layers made of resin is so constituted that an information recording area 10A having the rugged part for information is divided into a plurality of small areas 10a and all scattering light beams emitted from the plurality of small areas are image-formed on one area smaller than the information recording area to form a reproducing image.
Patent JP-2003003294-A (JP)
Title: Full surface electroplating equipment and full surface plated lead frame manufactured by the same
Inventor: YOSHIMOTO JUNICHI
IPC: H01L23/50
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide full surface plating equipment which is capable of ideally and constantly controlling the distribution of a plating film thickness. SOLUTION: This equipment has a shielding mask 9 to enclose both end flanks of a product 7 by an insulator in a liquid receiver 1 and is constituted to maintain the distance from the product 7 constant in follow up to a fluctuation in the conveyance position of the product 7 by floating the shielding mask 9 in a plating liquid. The ideal control of the distribution of the plating film thickness is made possible by lowering the current density at the end face of the product 7. The product having the ideal distribution of the plating film thickness is obtained without exerting the damage, such as flaws and deformation to the product 7.
Patent JP-2003010942-A (JP)
Title: Fixing structure by using rivet
Inventor: SHIBATA KOJI
IPC: B21J15/06
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To secure not only the conduction between a rivet and a workpiece of its axial part side but also that between the rivet and the workpiece of its flange side in the fixation of workpiece by the rivet. SOLUTION: A mandrel (5) is drawn by a fastening tool, and the workpiece is fixed by deforming the axial part of the rivet (2) with the caulking part of the mandrel. In this case, a nose piece (18) with protrusion is used as the fastening tool. At caulking operation, a force is applied to a rivet flange by the protrusion of the nose piece to form a recess on the rivet flange. Thereby, the coating film on the workpiece is peeled, and the conduction between the workpiece and the rivet is secured.
Patent JP-2003014663-A (JP)
Title: Method and apparatus for analyzing irregular density sample as well as system therefor
Inventor: OMOTE KAZUHIKO
IPC: G01N23/20
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a new method and an apparatus for analyzing an irregular density sample capable of simply and accurately analyzing a distributed state of a particle-like material in a surface direction in the irregular density material having an anisotropy and to provide a system therefor. SOLUTION: The method for analyzing the irregular density sample comprises a step of calculating a simulated X-ray scattering curve under the same conditions as measuring conditions of an actually measured X-ray scattering curve, by using a scattering function representing the X-ray scattering curve according to a fitting parameter (hereinafter abbreviated to as an 'FE') indicating the distributed state of the particle-like material; and a step of fitting the simulated X-ray curve to the actually measured X-ray curve while changing the FP. The actually measured curve is an in-plane X-ray scattering curve by an in-plane diffraction measurement.  The in-plane X-ray curve is fitted to the simulated X-ray curve, and a value of the FP when the simulated curve coincides with the in-plane X-ray curve is as the distributed state of the particle- like material in the irregular density sample in the surface direction.
Patent JP-2003013969-A (JP)
Title: Rolling support unit
Inventor: IKEDA NORIFUMI
IPC: F16H25/24
Filed: 2001-06-28
Abstract: PROBLEM TO BE SOLVED: To provide a rolling bearing that is suitable for a rolling support unit of a semiconductor device manufacturing apparatus, a chemical fiber manufacturing machine and the like and that has long life under a corrosive environment. SOLUTION: An inner ring, an outer ring, and rolling bodies are formed by the material that is aluminum sintered body with purity of 99.0 volume % or more and that has 400 MPa or more of three-point bending strength stipulated in JIS Standard R1601. Surface roughness of raceway surfaces is from 0.1 μm or more to 2.0 μm or less at average roughness (Ra). A roller is formed by the material in which a main component is fluorocarbon resin.
Patent JP-2002108692-A (JP)
Title: Semiconductor memory device and information processing method
Inventor: LEE DONG-WOO
IPC: G11C7/10
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To provide a memory device for improving memory performance and an information processing method of the memory device. SOLUTION: This device is provided with a memory cell array and an information changing circuit, an the information changing circuit is provided with a register for storing outside depth information outputted from a memory controller. The information changing circuit compares the stored outside depth information with corresponding inside depth information stored in the memory cell array, and updates the memory cell array. The comparator circuit outputs a state signal indicating the propriety of the update of the depth information of the memory cell array. A control circuit directly writes the outside depth information in the memory cell array, or outputs it to the information changing circuit based on a first control signal. In this case, the comparison is performed by every X bits or NB bits based on a second control signal.
Patent JP-2003015781-A (JP)
Title: Client computer
Inventor: SHIMA SHOJI
IPC: G06F1/26
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To surely perform remote maintenance such as BIOS rewriting even when an external power source being a main power supply source is turned off, that is, power failure is generated, or even when a small capacity of incorporated battery whose maintenance is not necessary is installed. SOLUTION: The client computer for remotely performing maintenance processing such as the update of function through a network is provided with a means for allowing a CPU 1 to perform maintenance processing based on a remote control signal received from the network, a main power source 5 for supplying an operation power source necessary for performance of the maintenance processing by using an external power source, an auxiliary power source system for backing up the operation power source by an incorporated batter 6 at the time of performing the maintenance processing, and a means for operating the CPU 1 at the time of performing the maintenance reprocessing at an extremely lower speed clock than a normal operation.
Patent JP-2003016638-A (JP)
Title: Method for measuring property of magnetic disk medium
Inventor: NAKAMIGAWA JIYUNICHI
IPC: G11B5/84
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To precisely measure weak frictional force between a magnetic disk medium and a semi-floating type magnetic head and to obtain good lubricability and durability. SOLUTION: A magnetic disk medium 10 having flexibility is rotated at a specified rotation, speed on which a semi-floating type magnetic head 16 is disposed in the tangential direction D of the rotation. The force added to the magnetic head 16 is detected by using a microload cell 22 to measure the weak frictional force between the magnetic head 16 and the magnetic disk medium 10. The magnetic disk medium excellent in durability is obtained by specifying the frictional force measured after 200 hour traveling of the magnetic head 16 to <=20 mN.
Patent JP-2003017957-A (JP)
Title: High frequency amplifier and receiver employing the same
Inventor: HATTORI YASUO
IPC: H03F3/68
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a high frequency amplifier that can make low noise and high linearity compatible, increase the dynamic range, attain low noise and facilitate the design and to provide a receiver employing the same. SOLUTION: The high frequency amplifier is configured such that a low noise amplifier 5 having a small noise figure and a high linearity amplifier 7 having high linearity characteristics are connected in parallel and either of the amplifiers receives an input signal depending on the level of the input signal and provides an output of the amplified signal.
Patent JP-2002100519-A (JP)
Title: Ignition coil for internal combustion engine
Inventor: MIWA TETSUYA
IPC: F02P15/00
Filed: 2001-07-06
Abstract: PROBLEM TO BE SOLVED: To provide an ignition coil for an internal combustion engine which can confine a high voltage of a high voltage terminal therein even when cast material thermally shrinks to cause the material to be released from the high voltage terminal. SOLUTION: A gap extended outside from a connection end 10aa outside of a high voltage terminal 10a is provided between high voltage tower outside resin part 10b and a high voltage tower inside resin part 10c, and a cast material 6 is poured into the gap. Accordingly, a creeping distance from the high voltage terminal externally along the high voltage tower molding resin part can be made long, so that, even when the cast material 6 thermally shrinks and the cast material 6 is released from the high voltage terminal 10a, a high voltage of the terminal 10a can be prevented from externally leaking along the released surface.
Patent JP-2003029587-A (JP)
Title: Method for removing discharge product and image forming device
Inventor: YANO HIDETOSHI
IPC: G03G21/10
Filed: 2001-07-10
Abstract: PROBLEM TO BE SOLVED: To efficiently remove a discharge product adhering to the surface of an image carrier and to prevent an abnormal image caused by the discharge product in an image forming device where an image is formed by electrifying the image carrier, exposing the electrified image carrier so as to form an electrostatic latent image, making the electrostatic latent image a visible image as a toner image and transferring the toner image to a transfer material. SOLUTION: By making a product removing member 30 carrying zeolite abut on the surface of the image carrier 1 and bringing the zeolite into contact with the surface of the image carrier, the discharge product adhering to the surface of the image carrier is adsorbed to the zeolite, and the removing member 30 is rocked in the axial direction of the image carrier 1.
Patent JP-2002113785-A (JP)
Title: Joining structure for hollow body of synthetic resin and mold structure
Inventor: YASUMI NOBUYUKI
IPC: B29C65/70
Filed: 2001-07-11
Abstract: PROBLEM TO BE SOLVED: To ensure the positive stoppage of leakage of a secondary resin from an inner passage and also the effective prevention of liquid in a hollow body from leaking to the outside, when split block haves of synthetic resin are butted to each other and joined together by filling the inner passage of the butting parts with the secondary resion. SOLUTION: This joining structure is for butting a pair of the split block haves 3 and 4 of synthetic resin the each other, filling the inner passage 71 with molten resin and joining the split block halves 3 and 4 together to obtain the hollow body 1. A projecting part 53 with an almost trapezoidal section is formed along the peripheral edge of the butting part 51 of the upper split block half 3 and a recessed part 63 with a section whose peripheral edge is of an almost trapezoidal shape corresponding to the projecting part 53, is formed along the peripheral edge of the butting part 61 of the lower split block half 4.  In addition, under such a state that the projecting part 53 and the recessed part 63 are joined together to butt both split block halves 3 and 4 to each other, the adhering regions of the mutually corresponding inclined faces of the projecting part 53 and the recessed part 63 are formed along the peripheral edges of the butting parts and a gap is formed between the bottom face of the recessed part 63 and the tip of the projecting part 53.
Patent JP-2003045131-A (JP)
Title: Method for erasing interference to run-out sledge servo system of cd drive motor
Inventor: KYO JINSEI
IPC: G11B7/085
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a method for erasing any interference to the run-out sledge servo system of a CD drive motor. SOLUTION: The output edge of one controller in the data access module of the motor driving control system of a CD drive is connected through one integral evaluator to the final rotating speed output edge, and the integral evaluator is provided with a speed evaluator and a run-out evaluator. In this case, a run-out factor in the data access module existing between CDs different from a CD motor is acquired, and an erasure function corresponding to the speed and a run-out factor is acquired, and a run-out compensation signal is transmitted from the run-out evaluator, and amplified with a motor control signal by a relay amplifier, and minus-feedback calculated with the final output position control signal of a broadcasting module, and the broadcasting control single of run-out erasure is acquired, and provided to the CD motor,  and at the time of the reading access or broadcasting of the data of the CD, the run-out factor is completely erased.
Patent JP-2003029956-A (JP)
Title: Printing management device, printing management system, printing management method and printing management program
Inventor: YOKOYAMA KATSUHITO
IPC: G06F3/12
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To provide a printing management system capable of efficiently performing a print processing. SOLUTION: A print server selects a job to perform a processing from a job ticket received in a step S1 within prescribed time determined in a step S2 (S3). The print server calculates time required for the print processing and a finish processing performed in a printer and the post-processing time of bookbinding or the like performed in an offline finisher for each selected print job. On the basis of the calculated time, an optimum processing order is scheduled (S4). By performing the print processing on the basis of the schedule (S5), the efficient print processing with excellent performance is realized.
Patent JP-2002111500-A (JP)
Title: D/v conversion circuit
Inventor: ISHIYAMA HISANORI
IPC: G05F3/24
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To provide a D/A conversion circuit with low power consumption, which circuit enables to cut not only an output current but a constant-current keeping on following into a reference transistor when a constant-voltage operation is not needed. SOLUTION: In the circuit, one of two pairs of electric switches to turn complementarily ON/OFF by a control signal is connected between a gate of the transistor and a power source line, and the other of the pairs is connected between the gate and a constant-current source, so that an operational current is ceased to flow through the transistor with fixing a gate voltage of the transistor at a power source voltage when the constant-voltage operation is not needed.
Patent JP-2003026100-A (JP)
Title: Large membrane space structure and it developing method
Inventor: KAWAGUCHI JUNICHIRO
IPC: B64G1/40
Filed: 2001-07-16
Abstract: PROBLEM TO BE SOLVED: To provide a large membrane space structure and its developing method. SOLUTION: A sail part 4 of this large membrane space structure has a plurality of petals 6 having the same shape, and respectively symmetrically arranged on the virtual center line OA. These petals 6 are installed on a support 8 of a hub 2 arranged in a spacecraft, and can rotate on the virtual center line OA. Respective membrane materials are stretched along an area surrounded by dividing lines drawn at an optional interval from a second fulcrum A and an outer peripheral part of the petals 6. The mutual film materials are connected by belt materials 10 arranged in a prescribed position. These petals 6 operate centrifugal force by rotation, and operate tensile force in the circumferential direction on the membrane materials to develop the respective petals 6.  When developing these petals 6, the support 8 is rotated to a prescribed angle, and a torque quantity applied to the large membrane space structure and a rotating speed of the spacecraft are controlled.
Patent JP-2003031704-A (JP)
Title: Nonvolatile semiconductor memory device
Inventor: WATANABE KAZUCHIKA
IPC: G11C16/04
Filed: 2001-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a nonvolatile semiconductor memory device capable of lowering manufacturing cost by decreasing a chip size. SOLUTION: Row decoders 4a and 4b are provided in every memory cell arrays 1a and 1b, and a plurality of memory cell arrays 1a and 1b are formed in a common well region 2. When the memory cell arrays are erased, positive voltage is applied to the well and negative voltage is applied to words of the arrays to be erased, the positive voltage same as the voltage applied to the arrays to be erased is applied to the arrays not to be erased as the wells are common, and the voltage common to the well is applied to words to prevent the erasing disturbance. Forming together the cell arrays structured in every erasing unit in the common well region 2 can make the chip size small and the manufacturing cost lower, comparing to the conventional structure where the well regions are separated in every erasing unit.
Patent JP-2003030166-A (JP)
Title: Loosely coupled multiprocessor system and deadlock unlocking method
Inventor: MATSUMURA KIYOKO
IPC: G06F9/46
Filed: 2001-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a loosely coupled multiprocessor system which unlocks deadlock while preventing the degrading of the processing efficiency of tasks. SOLUTION: The loosely coupled multiprocessor system is provided with a group of hosts (200) for executing a plurality of the tasks while sharing a plurality of resources and a deadlock checking device (101). The group of hosts (200) fixes priority to the respective tasks. The deadlock checking device (101) includes a detection part (103) and a resource release task selection part (103). The detection part (103) detects deadlock occurring as the result of one of the multiple tasks coming into a waiting state of waiting one of the resources. When the deadlock is detected, the resource release task selection part (103) selects a resource unlocking task for unlocking locked resources from among the plurality of tasks based on the advance degree of the processing of the respective tasks and priority fixed to the respective tasks.
Patent JP-2003029594-A (JP)
Title: Electrophotographic device
Inventor: KAWADA MASAYA
IPC: G03G5/08
Filed: 2001-07-18
Abstract: PROBLEM TO BE SOLVED: To provide an electrophotographic device equipped with a cleaning means excellent in cleaning ability and durability and maintaining a high-quality image over a long term. SOLUTION: This electrophotographic device is equipped with the cleaning device using at least a cleaning blade 100 consisting of elastic material and made to abut on the surface of a photoreceptor as the cleaning means for removing toner remaining on the surface of a photoreceptor 103 having an a-Si photoconductive layer after transferring a toner image to transfer material. The cleaning blade 100 has a part 102 abutting on the photoreceptor and a part 101 not abutting on the photoreceptor, and the impact resilience of the part abutting on the photoreceptor and that of the part not abutting on the photoreceptor are made different.
Patent JP-2003024231-A (JP)
Title: Simple handrail for bathtub
Inventor: MATSUDA HAJIME
IPC: A61H33/00
Filed: 2001-07-19
Abstract: PROBLEM TO BE SOLVED: To prevent the entry to a bathtub from being disturbed as much as possible even if a simple handrail for the bathtub is provided. SOLUTION: In the simple handrail 1 for the bathtub comprising a downward U-shaped straddling member 2, and the like, a bathtub corner is erected by separating a handrail section 6 for bathers from the straddling member 2, thus preventing the entry of a bather from being disturbed. Therefore, the straddling section 2 is fixed firmly at the center section of a bathtub apron, a connection plate 8 is provided along the outer surface of the bathtub apron from the straddling member 2, and a handrail 6 for bathers is erected on the connection plate 8.
Patent JP-2003067615-A (JP)
Title: Terminal for receiving electronic coupon, and server device
Inventor: KUROIWA HITOSHI
IPC: H04W88/18
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To provide a terminal capable of automatically displaying an electronic coupon usable in an area and at every time of moving the area to use the electronic coupon, and to provide a server device capable of the displaying the coupon. SOLUTION: The terminal detects its own location at present by a location data detection part 34, retrieves the electronic coupon in the area around the location at present on the basis of the detected present location data and is provided with a means 30 retrieving usable time such as service providing time of the retrieved electronic coupon and a means 22 displaying it. The server device distributes coupon information composed of location information of a service provider, the service providing time and time information of a valid period.
Patent JP-2003033387-A (JP)
Title: Method for producing headgear for cooling
Inventor: KUMAGAI TEIZO
IPC: A61F7/10
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a headgear for cooling in which head portions of prongs for controlling cooling water channels are thick, a latex layer on a rear surface of a reinforcing cloth at an outer surface becomes sufficiently thick and has good adhesivity. SOLUTION: This method comprises following processes, a process of applying a latex coagulating liquid onto the surface of a forming mold having essentially the shape of a head portion, a process of covering the forming mold with the reinforcing cloth, a process of immersing the forming mold into a latex solution from its head top portion to sufficiently infiltrate the latex solution into the reinforcing cloth and to fill the latex thereinto, and a process of taking out the forming mold from the latex solution, turning the forming mold upside down, immersing it into the latex coagulating liquid from the head top portion, while injecting the latex solution between the forming mold and the reinforcing cloth from the top head portion.
Patent JP-2003035330-A (JP)
Title: Brake piston
Inventor: YAMASHITA CHITOSHI
IPC: F16D65/18
Filed: 2001-07-23
Abstract: PROBLEM TO BE SOLVED: To provide a piston which is excellent in mechanical strength, heat resistance, abrasion resistance and brake fluid resistance. SOLUTION: A brake piston is formed by molding a phenolic resin molding material and is characterized in that the compounding ratio of the phenolic resin molding material is walastonite of 200 to 350 pts.wt. with 2 to 50 μm in an average grain diameter and glass fibers of 20 to 75 pts.wt. with an average length of 500 μm to 5 mm as a filler of the phenolic resin of 100 pts.wt.