baber/WOPTO huggingface dataset:
Patent JP-2003322114-A (JP)
Title: Hydraulic pressure generating device and hydraulic joint
Inventor: SHIMIZU MASAHARU
IPC: F04C14/28
Filed: 2002-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a hydraulic pressure generating device that removes a foreign matter stuck on a filter as needed without the replacement of the filter to keep pass-through capability to extend a period for filter usage.  <P>SOLUTION: This hydraulic pressure generating device includes a gear pump 2 that passes a hydraulic fluid through a first filter and increases the pressure of the fluid, a high pressure pump 3 for boosting the pressure of the hydraulic fluid increased by the pump 2, making the amount of discharge of the pump 2 larger than that of the pump 3, and connecting a relief valve 8 between the pump 2 and the pump 3. The gear pump 2 can rotate or reversely rotate, and a second filter 35 is placed on the blow out side of the relief valve 8, a check valve 36 is placed in parallel to the valve 35 to pass only a flow toward the pump 2 from the second filter 35.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003166929-A (JP)
Title: Magnetic force microscope having magnetic probe coated with exchange-coupled magnetic multi-layer
Inventor: WU YIHONG
IPC: G01R33/038
Filed: 2002-05-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a magnetic force microscope probe with high performance, capable of detecting the recorded states of samples.  <P>SOLUTION: A narrow probe tip 3 with a plane, in which a magnetic film of uniform thickness, is formed in its surface and the magnetic film are comprised of a seed layer 6, a double layer of ferromagnetism 5/antiferromagnetism 4, and a capping layer 7 or the seed layer 6, an antiferromagnetic layer 4, a composite triple layer in which a thin nonmagnetic layer 9 is sandwiched between two ferromagnetic layers 5 and 8, and the capping layer 7 and is annealed at the annealing temperature of the antiferromagnetic layers or below and is subjected to magnetic cooling along a tip surface. The thickness of the thin nonmagnetic layer of the composite triple layer and the two ferromagnetic layers is selected so that the triple layer has a net magnetic moment as a whole, while the two ferromagnetic layers are subjected to antiferromagnetic coupling. In both cases, the magnetization of the ferromagnetic layers is stabilized firmly in a fixed direction, and the undesirable effects of the tip to the sample are reduced in the gross magnetic moment of the tip, when the magnetization is fixed by an exchange-coupling mechanism.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003298586-A (JP)
Title: Provision of plurality of ip addresses to digital apparatus and simultaneous use of parts or all of the ip addresses
Inventor: YAMASHITA TAKESHI
IPC: H04L12/28
Filed: 2002-03-29
Abstract: <P>PROBLEM TO BE SOLVED: To solve a problem of a conventional address providing method that has placed a limit on functions of a digital apparatus because one IP address is conventionally given to the single digital apparatus.  <P>SOLUTION: In order to solve the task above, a technical means provides a plurality of IP addresses to a single digital apparatus and uses parts or all of a plurality of the IP addresses at the same time to extend the functions of the digital apparatus.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003330876-A (JP)
Title: Bus control system and method
Inventor: MAEKAWA KANJI
IPC: G06F13/28
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bus control system and a method with improved processing performance of an information processor by shortening the using time of a system bus in the execution of DMA transfer.  <P>SOLUTION: This system has a local bus for connecting a DMA transfer device; a bus disconnection/connection part for disconnecting or connecting a system bus from or to the local bus; an address retention/output part for retaining the address data outputted from the DMA transfer device to the local bus and transmitting the address data to the system bus at a prescribed timing; and a DMA timing control part for making the bus disconnection/connection part disconnect the system bus from the local bus when permitting the DMA transfer, making the address retention/output part retain the address data, making the address retention/output part transmit the address data to the system bus when outputting the data from the DMA transfer device to the local bus, and making the bus disconnection/connection part connect the system bus to the local bus.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003322170-A (JP)
Title: Joint and fluid control valve using the joint
Inventor: DOI TAKASHI
IPC: F16K31/44
Filed: 2002-05-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a joint and a fluid control valve using it capable of smoothly rotating a driven member such as a valve element rotated by a motor even if the rotational axis of the driven member is dislocated from a drive shaft of the motor.  <P>SOLUTION: The joint is equipped with a driving member 31 installed on the drive shaft 13 and arranged at the end face with a drive-side groove 36a extending in the radial direction and the driven member 32 installed on a driven shaft 20 and provided with a driven-side groove 36b extending in the radial direction at the end face opposing to the driving member 31, and between the two members, an intermediate member 33 is installed. The intermediate member 33 is arranged at one end face with a first joint groove 37a to accommodate balls 34 in an area with respect to the drive-side groove 36a, and at the other end face, with a second joint groove 37b extending in the direction perpendicular to the first joint groove 37a for accommodating the balls 34 in an area with respect to the driven-side groove 36b. The driving member 31 and the driven member 32 apply a pressing force to the intermediate member 33 using a magnetic force.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003334778-A (JP)
Title: Robot operation control method
Inventor: SUGITANI KAZUNOBU
IPC: G05B19/42
Filed: 2002-05-13
Abstract: <P>PROBLEM TO BE SOLVED: To impart expression to operation by adjusting the speed of the operation by simple indication, and selecting linear motion or circular arc motion when operating respective parts of a robot.  <P>SOLUTION: An operation code and an operation decorating code are imparted as an operation command to the robot. The operation decorating code can be added to the operation code, and movement fit to the purpose is obtained by analyzing and performing this code group.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003328853-A (JP)
Title: Engine case
Inventor: OKANO YUKIO
IPC: F01M13/00
Filed: 2002-05-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an engine case, eliminating the need for providing a drain trap in an exhaust pipe, allowing the exhaust pipe to have a high flexibility and simplifying a piping structure.  <P>SOLUTION: A drain sump 35 is provided in an air vent passage 21 formed in a gear case 1. The drain sump 35 is communicated with the outside of the gear case 1 via a drainage sump passage 31. No need therefore exists for providing the drain trap in the exhaust pipe 4 connected to the air vent passage 21 via an exhaust hole 5, and the exhaust pipe 4 has a high flexibility and the structure of the exhaust pipe 4 is simplified.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003332116-A (JP)
Title: Dust core and its manufacturing method
Inventor: ISHIHARA CHISE
IPC: H01F1/24
Filed: 2002-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To increase the space factor of soft magnetic powder to improve the magnetic flux density, completely form an electric insulation layer on the surface of the soft magnetic powder to reduce the eddy current loss We, and to reduce the hysteresis loss Wh due to residual compression stress to lower the iron loss.  <P>SOLUTION: The soft magnetic powder of 10-150 μm in the average particle size is mixed with oxide powder of 0.1-10 μm in average particle size at a volume percentage of 1-10%, thus manufacturing the powder wherein the surface of the soft magnetic powder is thoroughly covered with the oxide powder. The obtained powder is heated after it is compressed and molded into a specified shape, thereby forming an insulation layer made of the oxide powder on the surface of the soft magnetic powder.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003329889-A (JP)
Title: Optical transmitter/receiver
Inventor: KYOTANI SHOICHI
IPC: G02B6/42
Filed: 2002-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small and inexpensive optical transmitter/receiver having a small number of parts.  <P>SOLUTION: In this optical transmitter/receiver provided with a light emitting element (11), a light receiving element (13) and a branching filter (16). The light emitting element (11), the branching filter (16) and an optical fiber (12) are arranged almost coaxially, and lenses (14) and (15) are disposed between the light emitting element (11) and the branching filter (16) and between the branching filter (16) and the optical fiber (12), respectively. The lens (14) is arranged to reduce the divergence angle of divergent light from the light emitting element (11), the lens (15) is arranged to focus divergent light that has transmitted the branching filter (16) on the end face of the optical fiber (12), to converge divergent light from the optical fiber (12), and the light receiving element (13) is arranged such that light from the optical fiber (12) reflected by the branching filter (16) is focused.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2002359869-A (JP)
Title: Method for establishing connection of mobile station in cellular telecommunication system
Inventor: AHMAVAARA KALLE
IPC: H04W36/18
Filed: 2002-05-15
Abstract: PROBLEM TO BE SOLVED: To establish connection of a mobile station that reduces transmission delay in a cellular telecommunication system. SOLUTION: In opening new connection to the mobile station, the start time of an interleave period of the connection is set, on the basis of a first prescribed rule that forms the start times of interleave periods for the connection of mobile stations.
Patent JP-2003338150-A (JP)
Title: Disk cartridge
Inventor: KOBAYASHI DAIKI
IPC: G11B23/03
Filed: 2002-05-17
Abstract: <P>PROBLEM TO BE SOLVED: To prevent invasion of foreign matter such as dust into a cartridge case from the outside, to suppress the occurrence of dust in the cartridge case and further, to provide a disk cartridge having a high rigidity and excellent strength.  <P>SOLUTION: The disk cartridge is provided with a cartridge case 5 which is constituted of a cover half body 2 and a base half body 3 and at the flank of which a head insertion port 12 is formed, an inner rotor 7 which is disposed freely rotatably in the cartridge case, which has an annular side wall 21 where a notched part 21a is disposed and which opens and closes the head insertion port 12 by rotary operation, a disk 6 which is housed inside the annular side wall 21 of the inner rotor 7, a slider 28 for rotating operating the inner rotor 7 and a slider lock 37 for regulating sliding operation of the slider so that the inner rotor 7 keeps a position for closing the head insertion port 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003338683-A (JP)
Title: Method of manufacturing wiring board
Inventor: KATAGIRI NORITAKA
IPC: C23C18/24
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing wiring board which can prevent the peel of a conductor pattern from a resin surface while the formation accuracy of a conductor pattern formed on the surface of resin layer is improved.  <P>SOLUTION: A wiring board is manufactured by forming a conductor pattern 14 by patterning a metal layer formed in a predetermined thickness in the sequence of non-electrolytic plating and electrolytic plating to the surface of a resin layer 12 composed of an electrical insulation resin mixed with mixing particles such as SiO<SB>2</SB>particles. In this case, the conductor pattern forming surface of the resin layer is placed in contact with the solution of a hydrofluoric acid compound after plasma treatment on the conductor pattern forming surface of the resin layer, glass etching is performed to remove the mixing articles existing in the vicinity of the conductor pattern forming surface, and thereafter the metal layer in the predetermined thickness is formed by conducting non- electrolytic plating and electrolytic plating to the conductor pattern forming surface of the resin layer where surface roughness R<SB>max</SB>after the pre-process is performed thereto is 0.2 μm or less.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003081969-A (JP)
Title: Organic electroluminescent element and novel thiophene
Inventor: ISHIDA TSUTOMU
IPC: C09K11/06
Filed: 2002-05-22
Abstract: PROBLEM TO BE SOLVED: To provide an organic electroluminescent element that emits light of high intensity with excellent luminous efficiency. SOLUTION: The organic electroluminescent element has at least one layer including at least one of the compound represented by general formula (1) [wherein R1 -R3 are each H, an alkyl, an aryl or an aralkyl; Y is H or a group represented by formula (a) (wherein R4 -R6 are each H, an alkyl, an aryl or an aralkyl); Z1 and Z2 are each H, a halogen, an alkyl, an alkoxy, substituted or unsubstituted amino, an aryl or aralkyl] sandwitched between a pair of electrodes.
Patent JP-2003347774-A (JP)
Title: Housing exclusive for electronic patient record
Inventor: KINOSHITA MASAYOSHI
IPC: G09F9/00
Filed: 2002-05-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a housing exclusive for patient records wherein all the devices required in electronic patient record systems can be stored integrally with each other.   <P>SOLUTION: The housing devoted to electronic patient records has a housing main body 10 having carriers on its bottom surface, an indicating and inputting display 17 capable of indicating data and inputting the data with a pen which is attached to a top surface 10a of the housing main body 10, an indicating display 20 capable of indicating a data-portion of the whole data which is attached to the top surface 10a of the housing main body 10 in a rotatable way, a drawer 12 capable of advancing/retreating it into/from the housing main body 10 wherein data processing and data outputting devices can be stored, and a sliding table 21 capable of advancing/retreating it into/from the housing main body 10 whereon an inputting device for inputting the data is mounted.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003044334-A (JP)
Title: Data structure for storing data in computer memory
Inventor: BASKINS DOUGLAS L
IPC: G06F12/00
Filed: 2002-05-23
Abstract: PROBLEM TO BE SOLVED: To optimize performance characteristics of data structure. SOLUTION: An adaptive digital tree data structure supports scalability by encoding type bits within unused data bits of a root point word. When the population to be supported is increased, scalability is supported by encoding type bits to an additional word. Both type bits to be included in the word and the additional word contain dataset-global data in relation to underlying data structure. The information contained within the dataset-global data represents the total population of the tree or the amount of memory required to support the tree which may be used to determine the global memory efficiency of the data structure.
Patent JP-2003340549-A (JP)
Title: Squeezing apparatus of non-flask molding machine for mold
Inventor: IMAMURA NOBUHITO
IPC: B22C15/02
Filed: 2002-05-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a squeezing apparatus of a non-flask molding machine for a mold, capable of effectively molding a high quality mold with low cost and in a short molding cycle.   <P>SOLUTION: This squeezing machine has a first moving mechanism and a second moving mechanism respectively including first oil-pressure cylinders 32a, 32b and second oil-pressure cylinders driven independently with each other. In accordance with operation of the first cylinders 32a and 32b, two squeezing plates 10 and 12 are moved so that the first moving mechanism forms a molding space 52 in two molding flasks 46, 46 arrayed between the two squeezing plates 10 and 12. On the other hand, in accordance with operation of the second cylinder 33, the two squeezing plates 10 and 12 are moved to approach each other so that the second moving mechanism squeezes foundry sand 56 packed in each molding space.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003340955-A (JP)
Title: Gas barrier film
Inventor: KISHIMOTO YOSHIHIRO
IPC: B32B27/30
Filed: 2002-05-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas barrier film which can be used for a soft packaging material, an electronic device or the like and shows high gas barrier properties.   <P>SOLUTION: The gas barrier film comprises a base material formed of an organic material, a resin layer composed of a fluoride formed on one side or both sides of the base material by a vapor deposition process and a gas barrier layer composed of an inorganic oxide formed by a vacuum film forming process.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003345245-A (JP)
Title: Public key cipher communication method and system
Inventor: NISHIOKA GENJI
IPC: G09C1/00
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a cipher communication system by public key cipher in which a sender forms ciphertext by a sender side apparatus 100 using the public key of a receiver and sends the ciphertext to a receiver side apparatus 200 through a communication line 300 and the receiver performs decryption of the ciphertext by using the secret key and which is safe to the attack attempting to illicitly draw information out of a decryption oracle and has high practicability.   <P>SOLUTION: Certification text which is difficult to be forged and permits confirmation of correctness from only the public information is attached to the ciphertext and when the illicit ciphertext is inputted to the decryption oracle, the illicit ciphertext is rejected without using the secret information.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003341805-A (JP)
Title: Material switching method for high-rise warehouse and high-rise warehouse system with material switching function
Inventor: SHIMIZU MASAKI
IPC: B65G1/00
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To achieve more adequate material storage efficiency by dividing a storage shelf for allowing the switch of a material.   <P>SOLUTION: The storage shelf LK is divided into a plurality of sections. In order to transfer the material M stored in one of two selective sections of the plurality of sections to the other section, a truck CR is moved to a reference position in one section. The material M stored in one section is temporarily loaded on the truck CR by using a crane device 11 and moved to the other section. On its way, when a reference position in the other section is detected, the truck CR is stopped and the material M is transferred to the reference position in the other section by using the crane device 11.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003341505-A (JP)
Title: Emergency braking device of vehicle
Inventor: TANAKA SATORU
IPC: B60T13/12
Filed: 2002-05-27
Abstract: <P>PROBLEM TO BE SOLVED: To heighten reliability with a simple constitution using hydraulic pressure for both front and rear wheels in braking a construction machine or a industrial vehicle and the like at the time of emergency, and to provide a relay valve capable of supplying pressure oil in inverse proportion to pilot hydraulic pressure which can be used at the time of emergency.   <P>SOLUTION: This braking device of a vehicle reduces pressure oil of a hydraulic pressure source from high pressure to low pressure corresponding to an operation amount into pilot hydraulic pressure by an emergency brake valve operated at the time of emergency, and outputs it to the relay valve. The pressure oil of the hydraulic pressure source is increased in inverse proportion from low pressure to high pressure corresponding to the pilot hydraulic pressure received by the relay valve, and outputted to a front wheel braking part, so as to emergency brake the front wheel.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003340322-A (JP)
Title: Automatic spray gun
Inventor: HATAKE TAKAYUKI
IPC: B05B7/24
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To obtain an automatic spray gun constituted so as to separate a gun main body and a manifold part for constituting introducing and supply passages of a coating and compressed air, controlled in operation by the spray signal from the outside, capable of easily selecting whether the regulation of a spray pattern is on this side of the gun or remotely operated by control air to be properly used, and capable of being also used in a connected state.   <P>SOLUTION: A control air introducing port is arranged to the rear surface of the manifold part, and an on/off means is provided to a communication passage of internal center air and pattern regulation air. At the time of communication, a pattern regulation valve is attached and, at the time of cutting off, a pattern regulation air introducing connection port is attached to correspond to both of the communication and cutting-off of center air and pattern regulation air.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003342934-A (JP)
Title: Swash-plate bank
Inventor: YOKOZAWA JUNICHI
IPC: E02B3/06
Filed: 2002-05-29
Abstract: <P>PROBLEM TO BE SOLVED: To improve operating efficiency and enhance the quality of concrete by removing concrete placing works using forms on a yard.   <P>SOLUTION: In a swash-plate bank composed of swash plates 7, in which a part is placed under a static surface 1 and the other sections are placed on the static surface 1 and which have an up-grade to the progressive direction 3 of waves 2, jackets 16 supporting the swash plates 7 and being made of a steel pipe and foundation piles 10 supporting the jackets 16, the swash plates 7 consist of box-shaped shells 7A fixed on the jackets 16 and made of steel, diaphragms 13 crosswise partitioning the insides of the shells 7A in a parallel cross shape and concrete 14 placed from placing holes 7e formed to the top faces of the shells 7A.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004007881-A (JP)
Title: Power converter
Inventor: YAMANE TOSHINORI
IPC: H02M7/48
Filed: 2002-05-31
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a power converter that is small in size and high in reliability.  <P>SOLUTION: The power converter comprises: a switching element 2 that converts power by switching; a drive circuit 4 that drives the switching element; a smoothing capacitor 8 that suppresses a fluctuation in the voltage of a DC power source that feeds power to the switching element 2; and a control circuit 5 that outputs a control signal to the drive circuit 4 and controls the switching element 2. The power converter also comprises a smoothing capacitor substrate 20 that mounts the smoothing capacitor 8 with metal as a base substrate between an insulating board that mounts the switching element 2 and a drive control circuit board 10 that mounts the drive circuit 4 and the control circuit 5.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004012168-A (JP)
Title: Zero cross detection circuit
Inventor: ISHIKAWA KAZUYOSHI
IPC: G01R19/175
Filed: 2002-06-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a zero cross detection circuit for accurately detecting a zero cross point, in the zero cross detection circuit using a hysteresis comparator for preventing the chattering.  <P>SOLUTION: A first hysteresis comparator 10 having a first hysteresis voltage VH1, a second hysteresis comparator 20 having a second hysteresis voltage VH2 having a polarity different from that of the first hysteresis voltage VH1 with respect to a first input signal S1 as the reference, a third hysteresis comparator 30 having a bipolar third voltage VH3 with respect to the first input signal S1 as the reference, and an arithmetic circuit 40 which calculates on the basis of outputs A, B and C from the first, the second, and the third hysteresis comparators and which outputs a zero cross detection signal E are provided.  <P>COPYRIGHT: (C)2004,JPO