baber/WOPTO huggingface dataset:
Patent JP-2002017038-A (JP)
Title: Earth leakage circuit breaker
Inventor: GOTO KIYOSHI
IPC: H02H3/347
Filed: 2000-06-30
Abstract: PROBLEM TO BE SOLVED: To provide an earth leakage circuit breaker which can detect a leakage even when a high frequency signal leaks if a higher leakage current flows from a load side. SOLUTION: This leakage breaker A is provided with a zero-phase current transformer 5 for detecting an unbalanced current. This leakage breaker A is provided with a zero-phase current transformer 5 for detecting an unbalanced current flowing into a main electric path 2 connecting between a commercial AC power supply 1 and a load 3, a detecting resistance 6 connected to this zero-phase current transformer 5 for converting an output current from the zero-phase current transformer 5 to a voltage signal, a low-pass filter 7 for eliminating the high frequency element of the voltage signal from the detection resistance 6, and a leakage detection circuit 8 for opening a contact 4 inserted to the main route 2 based on the voltage signal converted with the detection resistance 6.  Moreover, there is additionally provided a clip circuit 14 formed through combination of diodes which are normally and reversely connected in parallel between the detection resistor 6 and low-pass filter 7.
Patent JP-2001342910-A (JP)
Title: Egr cooler
Inventor: HANEDA SHUICHI
IPC: F02M25/07
Filed: 2000-05-29
Abstract: PROBLEM TO BE SOLVED: To provide a small and light EGR cooler having high heat exchanging efficiency between engine cooling water as a refrigerant and EGR gas, and being excellent in strength, durability, and reliability. SOLUTION: Between supporting plates generally arranged in parallel, a plurality of thin partition plates are juxtaposed, and a cooling water chamber in which cooling water flows and an EGR gas chamber in which EGR gas flows are alternately arranged. A cooling water supplying passage and a cooling water discharging passage communicating to the cooling water chamber are provided, and an exhaust gas supplying passage and an exhaust gas discharging passage communicating to the EGR gas chamber are provided. A pipe member having an opening for flowing of the cooling water is arranged in the cooling water supplying passage and the cooling water discharging passage, and fixed to the pair of supporting plates.
Patent JP-2002027625-A (JP)
Title: Cable-towing guide
Inventor: HOTTA SHINKO
IPC: H02G1/06
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To guide a cable, towed from the opening of a cable conduit in a handhole, etc., toward a ground surface, etc., along a gentle curve and to realize reasonable towing work with a small towing force. SOLUTION: This cable-towing guide, used when a cable is towed in a hole (for instance a handhole 10) of a cable installation section, has a 1st guide 20 placed near the opening of a cable conduit 14 in the hole and a 2nd guide 70 placed on the opening edge of the hole structure on a side opposite to the side of the opening of the cable conduit 14.
Patent JP-2002026110-A (JP)
Title: Substrate-carrying arm with destaticizing function
Inventor: SUZUKI YASUAKI
IPC: B25J19/00
Filed: 2000-07-07
Abstract: PROBLEM TO BE SOLVED: To each peel off a substrate from a work stage, without causing the peel off of charges during peeling off of the substrate from the work stage. SOLUTION: The substrate-carrying arm comprises a pair of support arms 3 opposed around a substrate 12, a plurality of vacuum chucks 6 disposed on the pair of support arms 3, and an ionizer 11 mounted on the support arms 3 for supplying ionized flow to the backside of the substrate 12.
Patent JP-2002017127-A (JP)
Title: Centrifugal fan for fertilizing unit
Inventor: KAWASE MUNEYUKI
IPC: F04D29/42
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To provide a centrifugal fan for a fertilizing unit, having a casing of which the stiffness is increased so that noise insulation and absorption effects are enhanced, and further having such an engaging structure on joining surfaces of the casing as to be improved in airtightness, while the casing is formed to have a divided structure. SOLUTION: In this centrifugal fan for the fertilizing unit, the casing 51 for containing an impeller 52 is constructed to have a structure divisible into two parts, and each of the divided parts of the casing 51 is formed to have a double wall structure. An engaging convex ridge 66 and an engaging concave groove 67 mutually fittable and engaged are each arranged on the joining surfaces of the divided parts of the casing 52, and further the engaging convex ridge 66 is formed to have a hollow space in its inside so that the airtightness is improved when engaged with the engaging concave groove 67.
Patent JP-2002024177-A (JP)
Title: Electronic notarization system and method
Inventor: KIKUTA MASAHIRO
IPC: G06F21/33
Filed: 2000-07-10
Abstract: PROBLEM TO BE SOLVED: To provide an electronic notarization system by which a document to be transferred on a network can be notarized highly reliably. SOLUTION: A member prepares the peculiar information of an electronic file to be notarized on a member terminal 100. When the member is identified from a signature entry, a notarization server 200 makes the peculiar information correspond to the identification information of the member, stores the information in a database 201 together with a registration key ID and transmits the registration key ID to the member. When a general user confirms the notarization of the electronic file, the peculiar information is prepared from the electronic file by using a general user terminal 300 and transmitted to the notarization server 200 together with the registration key ID acquired together with the electronic file.  Besides, when the received peculiar information is matched with the peculiar information in the database 201, the notarization server 200 transmits notarization information to the general user.
Patent JP-2002022123-A (JP)
Title: Gas burner
Inventor: NISHIMOTO YOICHI
IPC: F23D14/58
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To provide a gas burner in which unevenness in temperature in the longitudinal direction of a cylindrical body for a port-formation can quickly be corrected only by simply operating a single operation part. SOLUTION: In a gas burner GB of a premixing type, a plurality of ports 9 are formed in a row longitudinally of the port-formation cylindrical body 8. A premixed gas of a fuel gas and combustion air is supplied to the ports 9. A tubular body 22 for combustion-condition regulation is provided in the cylindrical body 8 in the longitudinal direction. Tubular body 22 is constituted so that a supplied premixed gas is freely emitted longitudinally in every part, and a relative ratio of the emission amount of the premixed gas in the every longitudinal part is constituted so as to be freely variably regulated by a single operation part 20.
Patent JP-2002025061-A (JP)
Title: Method for setting laser output of optical disk recording/ reproducing device
Inventor: IMAMURA YUTAKA
IPC: G11B7/0045
Filed: 2000-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a method for setting the laser output used for an optical disk recording/reproducing device capable of recording a signal on a disk by the laser emitted from an optical pickup. SOLUTION: In the optical disk recording/reproducing device constituted so as to set the laser output by reproducing a test signal which is recorded on the trial writing area provided on the disk 3 and also constituted so as to perform the recording operation of the signal under the state rotating the disk at the constant angular velocity, the setting operation of the laser output in the trial writing area is arranged to carry out at the linear velocity of the inner peripheral side of the disk 3 and the linear velocity of the outer peripheral side.
Patent JP-2002033945-A (JP)
Title: Camera used both for silver-film photography and for electronic imaging
Inventor: MARUYAMA ATSUSHI
IPC: G03B17/48
Filed: 2000-07-14
Abstract: PROBLEM TO BE SOLVED: To provide a camera both for silver-film photography and for electronic imaging that allows avoidance of interruption of film rewinding despite provision of a film rewind and display functions. SOLUTION: The camera is a hybrid camera that includes an electronic imaging system for photoelectrically converting the images of subjects and recording them and a silver-film photography device for recording the images of subjects on silver films, and performs silver-film photography and electronic imaging, at substantially the same time. The hybrid camera is provided with a storing means for storing electronic images which are picked up, a monitoring means for displaying electronic images which are picked up, an illuminating means for illuminating the monitoring means, and a rewinding and displaying means for reading the images stored in the storing means, when a silver film is rewound and sequentially displaying the read images on the monitoring means. When the rewinding and displaying means is in operation, the illuminating means is kept off.
Patent JP-2001059170-A (JP)
Title: Sputtering target
Inventor: UCHIUMI KENTARO
IPC: C04B35/457
Filed: 2000-06-15
Abstract: PROBLEM TO BE SOLVED: To reduce the amt. of nodules generated on the surface of a target by providing a part of a specified width free from the presence of a bond on a part of the circumference of the bonded face between a target member and a planar backing plate or over all the periphery. SOLUTION: A part free from the presence of a bond (hereinafter referred as a nonbonded part) is provided on a part of the circumference of the bonded face between a target member 1 and a planar backing plate 3 or over all the periphery. The width of the nonbonded part is preferably controlled to 0.5 to 3 mm. The parts to form the nonbonded part in the target member 1 and plate 3 are subjected to masking the using polyimide tape or the like, are thereafter heated and are coated with a bond 2 such as indium solder. The target member 1 and the plate 3 coated with the bond 2 are bonded to a desired position on a pedestal of the plate 3 in such a manner that the bonded faces are aligned to each other, which is cooled to a room temp., thereafter, the tape used for the masking is removed, and a target is obtd.
Patent JP-2002038879-A (JP)
Title: Non-cut and cover method for small-diameter pipe and earth removal system used therefor
Inventor: MAEDA KAZUNARI
IPC: E21D9/12
Filed: 2000-07-25
Abstract: PROBLEM TO BE SOLVED: To provide a non-cut and cover method for a small-diameter pipe, eliminating a trouble such as ground deformation, etc., and increasing the per-span distance for laying small-diameter pipe, for example, to be approximately doubled, that is, to be increased to 100 m or above, and avoid the situation precluding piping and reduce the power cost of forming a main hole by providing an earth removal system for changing a diameter-of- pilot-hole enlarging method from consolidation to excavation. SOLUTION: Drilling is started from a penetration pit toward a starting pit obliquely downward by means of a non-cut and cover boring machine provided with a flexible coupling rod whose tip has a drill head. The propulsive direction of the drill head is taken as horizontal at a prescribed place so as to drill a hole up to the starting pit. Furthermore, the drilling is conducted up to an arrival pit in order to form a pilot hole, the drill head is replaced for attachment by a back reamer, which allows the peripheral wall of the pilot hole to be excavated for the purpose of forming the main hole from the arrival pit to the starting pit. A sediment taking-in device is mounted on the back part of the back reamer and the small-diameter pipe to be laid is mounted on the back part of the sediment taking-in device.  The inside of small-diameter pipe accommodates an earth removal pipe, whose one end is mounted on the back part of the sediment taking-in device and whose other end communicates with a vacuum unit. Taken-in sediment is drawn by suction and discharged to the side of the arrival pit through the removal earth pipe. An air valve for controlling the uptake of the sediment is installed within the sediment taking-in device.
Patent JP-2001095142-A (JP)
Title: Electronic trip apparatus
Inventor: BLANCHARD PIERRE
IPC: H02H3/093
Filed: 2000-07-27
Abstract: PROBLEM TO BE SOLVED: To provide an electronic trip apparatus which can initialize a protection function quickly regardless of the duration period of a power supply interruption and maintain a highly reliable initialization value. SOLUTION: A trip apparatus includes a protection means 11 and has a process unit which outputs a trip signal when the current signal I of a power system exceeds a trip value and an initialization device which initializes the process unit. The initialization device is connected to the protection means and has a memory register 15 which holds the physical values of a protection function, a backup power supply 16 which supplies a power to the memory register, and a monitor means 17 which monitors the voltage of the backup power supply. The contents of the memory register are reset by the voltage drop of the backup power supply. Therefore, the protection function can be initialized while the values in the memory register can be maintained at the proper values regardless of the duration period of a power supply interruption.
Patent JP-2002036662-A (JP)
Title: Electronic apparatus
Inventor: OKAMOTO TOMOYUKI
IPC: G03G21/20
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To obtain an electronic apparatus in which an option incorporated arbitrarily can be cooled. SOLUTION: In an electronic apparatus, e.g. a copy machine, a printer or a facsimile, in which an option can be incorporated, a cooling fan for cooling the incorporated option can be fixed additionally.
Patent JP-2002035953-A (JP)
Title: Electric welding gun and the control method
Inventor: MIWA HIROSHI
IPC: B23K11/24
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To provide an electric welding gun and the control method with which a pressurizing force given to the work is always detected in welding of a work, and which always imparts a desired pressurizing force to the work and simplifies a welding operation. SOLUTION: An electric welding gun 10 is provided with a gun support part 12, a gun main frame 14, a pressure detecting part 16, a main controller 18 and a gun control part 20. A top face 56a of grounds level 56 for composing the pressure detecting part 16 is comprised of pressure sensors 58a-58d to detect a pressurizing force P given to a work W from an upper part electrode 48 for pressurization. These detecting signals S10a-S10d of these four pressure sensor 58a-58d are derived by gun control part 20, are compared with a desired pressurizing force Pa, the difference from the desired pressurizing force Pa is calculated as a correction quantity Pb, and a servo motor 40 for displacing from the upper part electrode 48 for the pressurization is controlled based on the correction quantity Pb.
Patent JP-2002051411-A (JP)
Title: Breaker-setting method
Inventor: KAJIMA RYUJI
IPC: H01H73/06
Filed: 2000-07-28
Abstract: PROBLEM TO BE SOLVED: To provide a breaker-setting method that makes it possible to set a breaker a readily and reliably using a simple structure. SOLUTION: A main bar fixing component 4 forms a main bar fixing part 6 on a base part 5, on the side of which breaker-leading parts 7 are provided, so that they are made possible to set a plurality of the breakers 2 to fixed positions, while making the side of the breakers 2 contact the breaker-leading parts 7 when setting the breakers 2 in a lump.
Patent JP-2002000403-A (JP)
Title: Structure consisting of hollowed solids joined together
Inventor: SAKABE KISHIRO
IPC: B60N2/90
Filed: 2000-06-26
Abstract: PROBLEM TO BE SOLVED: To disperse a pressure applied to a part of a mattress and also keep air flow inside, in a mattress or a legless chair using the mattress which has the following feature: (i) A plurality of hollowed solids are joined together in a way that air can be flown through the hollow parts and are sealed up after a fluid is filled in the hollow parts so that the pressure can be supported by the whole structure, and (ii) air can be flown through the gaps between the hollowed solids. SOLUTION: Several hollowed solids are joined together in a way that air can be flown through the hollow parts and are sealed up so that a pressure applied at a part of the structure is supported by the whole structure. The gaps between the plurality of the solids are made vents.
Patent JP-2002047492-A (JP)
Title: Carbonization oven for uprooted lumber
Inventor: TAKAHASHI SHOJI
IPC: C10B53/02
Filed: 2000-08-02
Abstract: PROBLEM TO BE SOLVED: To provide a carbonization oven for uprooted lumber for which various clinker measures have been taken. SOLUTION: This carbonization oven has an almost cylindrical oven body; a charging port which is for charging a raw material and is installed at the top of the oven body; and a raw material spreading apparatus which is for uniformly charging the raw material into the oven body and is installed just below the charging port. The spreading apparatus has a raw material spreading device hung just below the charging port and having a circular conical or pyramidal top surface.
Patent JP-2002050598-A (JP)
Title: Method and apparatus for working wafer
Inventor: IZUMI HIROHIKO
IPC: H01L21/304
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a wafer-working method/apparatus for efficiently working a wafer, by measuring a surface shape by an inter-atom force microscope, without having to clean the wafer polished by CMP and cleaning the wafer. SOLUTION: The inter-atom force microscope 23 measures a projecting and recessed profile on the surface of the wafer 28, where CMP work is terminated. Measurement information, measured by the inter-atom force microscope 23, is outputted to a judgment device 140 and the judgment device 140 judges the quality of the wafer 28, based on measurement information. The good wafer 28 is transferred to a spin cleaning device 144, is cleaned, is transferred to a spin drying device 146 and is dried. The dried wafer 28 is kept by a transfer robot 30 and is stored in the prescribed rack of an original cassette.
Patent JP-2002047691-A (JP)
Title: Work vehicle
Inventor: NISHIMURA SATORU
IPC: E02F9/26
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a work vehicle capable of finely adjusting the work speed of work machines and the travel speed of the vehicle in response to the changes of the work details and work conditions during the work based on the predetermined work modes of the work machines and capable of improving the work safety and work efficiency or the like. SOLUTION: This work vehicle is provided with a mode switching means comprising a mode selector switch 9 or the like of work modes of one or more work machines. A speed fine control switch 8b finely adjusting the work speed and/or travel speed set in each mode to the speed outside the range by a manual action is provided. A flow adjusting valve 4 or the like arranged on drive circuits of an engine 1, pumps 2, one or more work machines and a travel motor is operated by the output signal via the operation of the speed fine control switch 8b, and the engine speed and pump discharge quantity are adjusted.  The optimum work mode of the work machine is effectively obtained according to the work contents and work conditions under implementation or the skill of the like of an operator even in the environment that the work range is changed or an obstacle exists or not, and stable vehicle travelability and the operability of the work machine can be realized.
Patent JP-2002045077-A (JP)
Title: Alga-growing bank
Inventor: HATAYAMA HIROSHI
IPC: A01K61/00
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To constitute an alga-growing bank in such a manner that an alga field is speedily surely constructed without polluting the sea, and the materials can be secured surely at low costs in large amounts. SOLUTION: The alga-growing bank comprises units produced by covering the surface of a concrete block 2 with a ceramic layer 3 formed by sintering an argillaceous material. Especially, the units are produced by burning an aggregate which is produced by gathering plural pieces of concrete blocks on which the argillaceous material is applied. The concrete block is obtained by crushing concrete wastes, and the argillaceous material is obtained by adding potter's clay to waste mainly composed of clay.
Patent JP-2002057423-A (JP)
Title: Circuit board using conductive paste, and its manufacturing method
Inventor: HIGASHIDA TAKAAKI
IPC: H05K3/12
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a circuit board using a conductive paste, and its manufacturing method which prints a circuit pattern with the conductive paste on a board to form a circuit board. SOLUTION: A conductive paste 4 is printed in the form of a circuit pattern on a resin film 5 surface; electronic components 6 are disposed at prescribed positions on the circuit pattern; and the paste 4 is hardened to solidify the conductive paste 4 and connect and fix the electronic components 6 to the circuit pattern, at the same time. The paste 4 contains acicular silver as a conductor, to reduce the conducting resistance and is hardened by low- temperature hardening, evaporation to dry hardening or ultraviolet hardening, thus enabling these boards or electronic components which have low heat resistances to be used.
Patent JP-2002053736-A (JP)
Title: Filler of high thermal conductivity and its use
Inventor: WATANABE SHOJIRO
IPC: C08L63/00
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a filler of high thermal conductivity, excellent in reliability while maintaining the high thermal conductivity of the raw material aluminum nitride sinter itself, and a resin composition for sealing a semiconductor, filled with the filler. SOLUTION: The filler of high thermal conductivity comprises a surface coated aluminum nitride sinter obtained by forming a boehmite film on the surface of an aluminum nitride sinter in such a manner that the number of OH groups is 2 to 5/nm2 and coating the film with a silane coupling agent. The resin composition comprises an epoxy resin filled with the filler.
Patent JP-2002055509-A (JP)
Title: Electrifying device
Inventor: TAKAYAMA YASUO
IPC: G03G15/08
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To uniformly and stably perform electrification by the contact of only the edge part of the brush bristles of a brush electrifying member with a member to be electrified while restraining the deformation of the edge part of the brush bristles and the damage or the wear of the member to be electrified to be little in a brush electrifying device. SOLUTION: The brush electrifying member (roll) 20 in the electrifying device has structure provided with an intermediate supporting member 24 supporting the specified middle part leading to a free end side from a supporting fixed end side in the conductive brush bristles 23. Then, the brush electrifying member (27) has structure where the conductive brush bristles 23 are attached to a conductive supporting body 22 by making an elastic member (28) intervene.