baber/WOPTO huggingface dataset:
Patent JP-2004309197-A (JP)
Title: Method for evaluating resistance to delayed fracture
Inventor: OMURA TOMOHIKO
IPC: G01N3/08
Filed: 2003-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for evaluating a resistance to delayed fracture, which can rapidly and accurately evaluates safety of the delayed fracture in a bolt or the like under various environments.  <P>SOLUTION: The method for evaluating the resistance to delayed fracture is provided with a step in which the bolt (tensile test piece) 1 is applied with a tensile force, a step in which the tensile applied bolt 1 is disposed together with an opposite electrode 5 into an aqueous solution A containing an electrolyte and applied with a negative potential, and a step in which waiting is carried out until the fracture occurs in the bolt 1 being in hydrogen embrittlement due to hydrogen generated by electrolysis of the aqueous solution A. The negative potential applied on the bolt 1 is allowed to vary periodically in the range of -0.8 to -1.5 V in relation to a silver/silver chloride electrode.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004311112-A (JP)
Title: Fuel cell system, vehicle with fuel cell system, and method for controlling fuel cell system
Inventor: SUZUKI HIROSHI
IPC: B60L11/18
Filed: 2003-04-03
Abstract: <P>PROBLEM TO BE SOLVED: To assure stable operation of power receiving means for receiving power generated by a fuel cell, even if output voltage of the fuel cell varies due to changes in number of single cell blocks in use.  <P>SOLUTION: In a fuel cell system 20, the number of first to forth single cell blocks, 31-34 to be used is determined according to the amount of power required for a fuel cell 30 so that an operation condition in which the power generating efficiency of a single cell forming each single cell block is favorable can be obtained. The output voltage of the fuel cell 30 may significantly change due to changes in number of single cell blocks in use. Even in such a case, a controller 70 controls a DC/DC converter 42 so that the voltage supplied to an inverter 46 is controlled within a predetermined voltage range, thus assuring stable operation of the inverter 46.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004289094-A (JP)
Title: Wiring board
Inventor: KAWABATA KOKI
IPC: H05K1/02
Filed: 2003-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wiring board that can suppress reflection loss to very small one which loss occurs at a portion where a line interval changes from a constant to a large value in a differential transmission line and can hereby make the actuation property of a semiconductor element excellent.  <P>SOLUTION: The wiring board 1 has the differential transmission line 8 formed on an insulating substrate 2 and an insulating layer 2a formed between the differential transmission line 8 and a ground wire layer 4a becomes thin at a part 8d where the differential transmission line 8 increases in line interval. Further, the thickness of the insulating layer 2a is preferably set small so that the differential impedance of the part 8c where the line interval of the differential transmission line 8 is constant and the differential impedance of the part 8d where the line interval increases are nearly equal to each other.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004306220-A (JP)
Title: Chemical mechanical polishing conditioner
Inventor: SHIGEMATSU KOJI
IPC: B24B53/017
Filed: 2003-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a CMP conditioner having good sharpness.  <P>SOLUTION: In this CMP conditioner 1, super-abrasives 3 are fixed to the surface 2a of a metallic support 2. The super-abrasives 3 include first super-abrasives 4 bringing about a grinding action and second super-abrasives 5 having a small mean particle diameter than the first super-abrasives 4. The first super-abrasives 4 contain blocky super-abrasives 6 and angular super-abrasives 7, and the angular super-abrasives 7 is 3 mass % or more of the super-abrasives 3 of the CMP conditioner 1.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004309949-A (JP)
Title: Liquid crystal display device
Inventor: SATO SEIICHI
IPC: G09G3/36
Filed: 2003-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a good display grade by reducing display unevenness when H/V inversion driving is performed with a liquid crystal display device provided with the time for writing three times within one horizontal scanning period by connecting one output of a driving IC to three analog switches SW in a signal line driving circuit.  <P>SOLUTION: The liquid crystal display device is constituted by determining the order of output of video signals which are the signal ASW1U to ASW3U for analog switch control to be supplied to the analog switches SW in such a manner the video signals outputted in the third time of the writing periods among three times of the writing periods disposed within the one horizontal scanning period are outputted to the signal lines connected to G pixels (G1, G2).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004267722-A (JP)
Title: Manual electric wheelchair
Inventor: MARUOKA MICHIYASU
IPC: A61G5/04
Filed: 2003-03-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manual electric wheelchair which enables an operator who is not used to the operation of a joy stick to keep manually operating feeling so as to travel safely and to easily go out on the wheelchair even during raining by automatically providing an electric assist in a difficult operation requiring rather big force for uphill driving, or the like.  <P>SOLUTION: By mounting a free wheel to a driving shaft of the electric wheelchair 1, operability during manual operation is improved and the convenience of a manual wheelchair is obtained. During uphill driving, the power source of a motor is supplied automatically by a sensor, which compensates the defect of the manual type. During raining or in the case of moving to a place at some distance, an outer driver 2 is docked to be used as an electric cart and it can be expected that a behavior range in the wheelchair is expanded. A panel 23 for solar power generation is mounted to the outer driver for energy saving as an auxiliary power source.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004324931-A (JP)
Title: Heat sink for refrigerator
Inventor: YANAGIDA AKITO
IPC: F25B9/00
Filed: 2003-04-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat sink for a refrigerator having simple construction with no need for resupplying refrigerant gas and for its piping.  <P>SOLUTION: The heat sink 40 for the refrigerator for reducing the temperature amplitude of a cooling stage 28 comprises an oxide cool storage material 60 directly or indirectly contacting the cooling stage 28 and having high specific heat in an extremely low temperature region and metal materials 42, 44, 46, 48, 50, 52, 54 for storing or covering the oxide cool storage material 60.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004327609-A (JP)
Title: Method for aligning pattern film and method for manufacturing printed circuit board
Inventor: YAMAMURA KAZUHIKO
IPC: H05K3/00
Filed: 2003-04-23
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for aligning a pattern film which can accurately align by solving these that, since the pattern film is aligned with the hole of a substrate material in the alignment of the pattern film for forming an interlayer pattern of a laminate printed circuit board, the improvement of the accuracy of the alignment with an inner layer pattern is disturbed by the heat shrinkage of the inner layer pattern, a punching error in a punching step, an instrumental error, etc. and to provide a method for manufacturing a printed circuit board.  <P>SOLUTION: An alignment mark 3 for aligning the pattern film for forming an upper layer pattern is formed on the inner layer pattern, a via hole 5 is formed in this alignment mark 3, exposed, matched to a mark 1 formed on the pattern film 2 and positioned. Accordingly, the pattern film can be accurately aligned to the inner layer pattern.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004327782-A (JP)
Title: Semiconductor device
Inventor: KOMATSU YUTAKA
IPC: H01L23/52
Filed: 2003-04-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a semiconductor device having reliability of wiring improved.  <P>SOLUTION: A power device 1 is provided with drain lines 35, into which currents to be supplied to field effect transistors (FETs) are allowed to flow and source lines 25, extends in parallel with the drain lines 35 so that currents are allowed to flow from the FETs. Each of the drain lines 35 and each of the source lines 25 respectively include one ends 35a, 25a which are located on the upstream side of a current flowing direction and the other ends 35b, 25b located on the downstream side. Each drain line 35 is formed so that the electrical resistance value per unit length increases, in a direction from one end 35a to the other end 35b. Each source line 25 is formed so that the electrical resistance value per unit length becomes smaller, along the direction from one end 25a to the other end 25b.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004324353-A (JP)
Title: Connection metal fitting for temporary installation
Inventor: FUJISHIRO TADAHIKO
IPC: E04G7/22
Filed: 2003-04-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connection metal fitting for temporary installation in which a temporarily fixing claw inserted in a reception metal fitting does not improperly drop out due to a slight impulsion.  <P>SOLUTION: The metal fitting is used for connecting to a reception metal fitting having a spigot opening, provided with a temporary element such as a handrail or a bracing, etc. in a support when constructing scaffolding etc. and it can be fitted to the end of the temporary element. The metal fitting is constituted of a metal fitting body in which a downward insertion claw fixable to the insertion opening and a wedge insertable in a erected state in the insertion opening through the through hole in a fixed state that the insertion claw of the metal fitting body is fixed in the insertion opening. The through hole is formed at the upper side of the metal fitting body to be horizontally held so that the front edge of the wedge can not be removed and an angle adjusting means which gets into contact with the inside edge of the through hole by pulling down the metal fitting and the wedge is made rotatable from the horizontal state to the erected state is provided.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004323229-A (JP)
Title: Method and program for drafting delivery pan
Inventor: NISHIMURA SHIGEKI
IPC: G06Q50/00
Filed: 2003-04-28
Abstract: <P>PROBLEM TO BE SOLVED: To correct delivery plan by determining loads to be excluded so that, when there are loads which cannot be delivered in designated times, the loads which cannot be delivered in the designated times can be eliminated in consideration of delivery costs.  <P>SOLUTION: A load X which is delivered fastest is selected from among the loads which cannot be delivered within the designated times (S4), the loads X and the loads delivered before the loads X are selected, and any one of the loads is excluded from these selected loads. Then the remaining loads can be delivered within the designated times (S8), one load Y' which requires a minimum delivery cost P(Y) can be determined by eliminating the load (S9, 10), and the load Y' can be eliminated (S13).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004333144-A (JP)
Title: Visual inspection method, semiconductor chip visual inspection method, and wafer visual inspection method
Inventor: TOKUYAMA KENICHI
IPC: G01N21/956
Filed: 2003-04-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a visual inspection method for inspecting pass/fail precisely, a semiconductor chip visual inspection method, and a wafer visual inspection method.  <P>SOLUTION: An inspection area is set to one image file to be inspected, and the pass/fail of the inspection area is determined by reading pass/fail criteria data predetermined to the image file.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004336332-A (JP)
Title: Digital broadcasting receiver
Inventor: KASE DAISUKE
IPC: H04N5/44
Filed: 2003-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital broadcasting receiver capable of performing normal AV reproduction or double-speed specific AV reproduction from a storage device which stores MPEG2-TS with time stamps without generating underflow or overflow in a buffer built in the digital broadcasting receiver.  <P>SOLUTION: The digital broadcasting receiver is provided with a buffer remaining quantity monitoring means for controlling the reading start and stop of a data reading means in accordance with the remaining quantity of the buffer after the multiplex separation of transport streams of images or voices. At the time of normal AV reproduction, output timing is controlled by a switching means and AV reproduction is performed at the same output timing as a broadcasting wave by an output timing control means. At the time of specific AV reproduction such as double-speed reproduction, the quantity of the buffer is monitored by a buffer remaining quantity monitoring means without controlling the output timing by the switching means to control the start and stop of data reading by the data reading means.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004332613-A (JP)
Title: Air bypass valve control device for internal combustion engine with supercharger
Inventor: KONO RYUJI
IPC: F02B37/12
Filed: 2003-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an air bypass valve control device for an internal combustion engine with a supercharger, for controlling an air bypass valve provided therein to properly handle a waist gate valve driving mechanism, when malfunctioned.  <P>SOLUTION: The internal combustion engine with the supercharger has the supercharger 10 consisting of a turbine arranged in an exhaust passage and a compressor arranged in an intake passage, the waist gate valve 21 mounted in a bypass line 20 for bypassing the turbine of the supercharger in the exhaust passage, and the waist gate valve driving mechanism 23 for driving the waist gate valve 21. The air bypass valve control device for the internal combustion engine with the supercharger comprises an air bypass valve mechanism 31 for communicating/shutting off an air bypass line 30 bypassing the compressor of the supercharger 10 in the intake passage and a control means 50 for controlling the air bypass valve mechanism 31. When determining that the waist gate valve driving mechanism 23 is malfunctioned, the control means 50 controls the air bypass valve mechanism 31 to put the air bypass line 30 into a communicated condition.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004329109-A (JP)
Title: Threshing device of thresher
Inventor: IZUMI KOJI
IPC: A01F12/18
Filed: 2003-05-07
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problems wherein the whole height of a thresher is heightened to cause the increase of a cost and to reduce the stability because a rotatably driven rotary body or cylindrical threshing cylinder having many threshing teeth for threshing grain culms, implanted thereon is rotatably driven.  <P>SOLUTION: The threshing device of the thresher has a flat threshing plate 4 for threshing by being turned by a crank of a crank device 7, having the many threshing teeth 5, and installed in the interior of a threshing chamber 3. The threshing chamber 3 has a nearly flat threshing net 6 through which the threshed product is dropped and which is installed in a tensioned state, and the threshing teeth 5 are constituted so as to thresh the grains by being directed to the ear tip side from the root side of the gain culm and being brought into contact with the grain culm. A blow-off preventing plate 9 is installed in a front end part of the threshing plate 4, ant the crank device 7 is constituted so as to be rotatably driven by the rotary power input to the opposite side of the feed chain 8.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004335047-A (JP)
Title: Measuring device and method for tape tension variation
Inventor: TARUMI RYOHEI
IPC: G11B15/43
Filed: 2003-05-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a measuring device and a method measuring the tape tension variations with which, even when a magnetic head is driven by servo control, the tension of the magnetic tape sliding on this magnetic head can accurately be measured.  <P>SOLUTION: A measuring device for the tape tension 1 is equipped with a leaf spring 11 for absorbing the vibrations following the movement of a magnetic head MH and an AE sensor 12 which is arranged on this leaf spring 11 and detects the vibration following the tension variations of a magnetic tape MT applied to the magnetic head MH.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004339764-A (JP)
Title: Throwing position forecast method for mound formation, system, program and throwing controlling method for mound formation
Inventor: HIRAYAMA TATSUYA
IPC: E02B3/18
Filed: 2003-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a throwing position forecast method for a mound formation, a system, a program and a throwing controlling method for the mound formation capable of increasing throwing accuracy of the mound formation such as a block or the like to a target position on the bottom of the sea and, at the same time, realizing the proper throwing control of the mound formation to reduce the cost of construction work as well as the curtailment of a construction period.  <P>SOLUTION: In order to forecast a throwing position of the block when a mound is formed on the bottom of the sea by throwing the mound formation such as a block or the like conveyed by a cargo boat in the sea, the throwing position forecast method of the mound formation is so constituted that a current direction and a current velocity of the sea in a site sea area forming the mound are measured (SO2) and that the throwing position of the block is calculated (SO3) on the basis of a target bottomed position of the block and the measured current direction and current velocity.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004339772-A (JP)
Title: Door hinge unit
Inventor: SEKINE TOSHIHIKO
IPC: E05D11/08
Filed: 2003-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a door hinge unit causing no leakage of oil and a viscous body, and causing no change in a torque characteristic.  <P>SOLUTION: A coil spring 2202 is wound on an outer peripheral cylindrical surface 1804 of an outer sleeve 18 and an outer peripheral cylindrical surface 3404 of a case 14. The coil spring 2202 is fastened when a door opens, and fixes outer peripheral cylindrical surfaces 1804 and 3404. A bush 2402 is fitted and fixed to an inner peripheral surface of the outer sleeve 18, and the bush 2402 generates torque when an inner sleeve 20 relatively rotates to the outer sleeve 18. An engaging projection 2002 of the inner sleeve 20 engages with an engaging recessed part 40 of the case 14, and restricts rotation of the inner sleeve 20 in a first angle range. A two-surface part 1604 of a shaft 16 is inserted into an engaging groove 50 of the inner sleeve 20, and restricts rotation of the shaft 16 in a second angle range.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005015501-A (JP)
Title: Coating composition and coating method
Inventor: MIYAKE JUNJI
IPC: C09D5/32
Filed: 2003-05-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coating composition which, even when applied to concrete, slate, or the like, does not cause the yellowing of an ultraviolet absorber and the ultraviolet degradation of a resin; and a coating method using the composition.  <P>SOLUTION: The coating composition contains an ultraviolet absorber and a resin composition containing a phosphoric ester in its resin skeleton. The resin composition containing a phosphoric ester in its resin skeleton is considered to effectively catch alkali ions dissolved out of an alkaline substrate, such as concrete, slate, or the like, thus preventing a bad influence on the ultraviolet absorber.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004340091-A (JP)
Title: Stirling engine
Inventor: SOFUE TSUTOMU
IPC: F02G1/055
Filed: 2003-05-19
Abstract: <P>PROBLEM TO BE SOLVED: To improve efficiency of an engine by efficiently collecting heat of exhaust gas of a burner 11 in a Stirling engine heating a cylinder head part by the burner 11 arranged in a combustion chamber 10 surrounding the cylinder head part4.  <P>SOLUTION: A radiation body 17 having permeability is provided at an exhaust port 10a of the combustion chamber 10 opposing to the cylinder head part 4. The radiation body 17 is red-heated by combustion exhaust gas of the burner 11 and the cylinder head part 4 is heated by radiation energy from the radiation body 17.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004345109-A (JP)
Title: Inkjet recording method
Inventor: FUJII MASAHIKO
IPC: B41M5/00
Filed: 2003-05-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inkjet recording method which prevents generation of image defects even when printing is continuously carried out.  <P>SOLUTION: Tmax is the upper limit temperature above which a recording head 10 does not cause an image defect. An estimated temperature T3 (chain dashed line) of the recording head 10 at a time point when printing of a printing region n3 is finished is obtained from a temperature T2 after printing of a printing region n2 is finished, and contents of printing data of the printing region n3 to be printed next. If T3 exceeds the upper limit temperature Tmax, printing of the printing region n3 is carried out with the use of only even-numbered nozzles by a drive frequency of f1 and a carriage speed of v1 (n3a). Next, printing is carried out overlapping on the same printing region n3a as that of the first half passage with the use of only odd-numbered nozzles 22 and without carrying out paper feeding (printing region n3b). Since only half of the total number of the nozzles 22 are used at this time, a temperature rise of the recording head 10 is restricted to prevent the recording head from exceeding the upper limit temperature Tmax.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004347192-A (JP)
Title: Control device for water heater
Inventor: KAMIMURA TAKANORI
IPC: F24D17/00
Filed: 2003-05-21
Abstract: <P>PROBLEM TO BE SOLVED: To allow user-friendly operation on a hot water supply side by eliminating the need for a hot water supply flow switch, increasing a flow rate during the use of a hot water supply plug and standing by for filling hot water into a bathtub depending on determining whether the hot water plug is used or not when filling the hot water into the bathtub.  <P>SOLUTION: This control device comprises a hot water supply flow sensor 4 for detecting the flow rate of supplied hot water, a heat exchanger 3 for heat exchanging supplied water, a hot water fill solenoid valve 6 for filling hot water from the heat exchanger 3 to the bathtub, a hot water fill flow sensor 5 for detecting the flow rate to the bathtub side via the hot water fill solenoid valve 6, a hot water supply flow detecting means 9 for finding the flow rate of supplied hot water from a signal from the hot water supply flow sensor 4, a hot water fill detecting means 10 for finding the flow rate of filled hot water from a signal from the hot water fill flow sensor 5, a supplied hot water usage detecting means 11 for detecting the condition of using the hot water supply plug from the hot water supply flow detecting means 9 and the hot water fill detecting means 10, and a hot water fill standby determining means 18 for closing the hot water fill solenoid valve 6 using the hot water supply usage detecting means 11 when the hot water supply plug is used and for standing by for filling the hot water into the bathtub until the use of the hot water supply plug is completed.  <P>COPYRIGHT: (C)2005,JPO&NCIPI