baber/WOPTO huggingface dataset:
Patent JP-2002051559-A (JP)
Title: Inverter power source unit
Inventor: SAKAMOTO KAZUHO
IPC: H05K7/20
Filed: 2001-08-01
Abstract: PROBLEM TO BE SOLVED: To reduce noise by improving cooling efficiency of a main heat generating component like a semiconductor switching element and reducing the amount of cooling wind. SOLUTION: A magnetron 4, an inverter power source 3 wherein electric element components such as a semiconductor switching element 12 and a step-up transformer 21 are arranged on a main printed board 2, a cooling fan 5 having an impeller 9 of a centrifugal type, and a diaphragm 18 which isolates fluidly an intake vent 16 of the cooling fan 5 from a discharge vent in the outside of the cooling fan 5, are installed in a case having a plurality of sucking holes and exhausting holes. One end surface of the cooling fan 5 is made the main printed board 2, the impeller 9 is positioned above the main printed board 2, and a scroll-shaped cooling plate 14 whose section has a discontinuous part 13 partially is constituted on the periphery of the impeller 9.  The semiconductor switching element 12 is arranged at least on one side out of the outer surface and the inner surface of a side surface of the cooling plate 14, and a fin part 15 is arranged in order to obtain an area of heat-transfer surface.
Patent JP-2003051670-A (JP)
Title: Mounting board and method for mounting on the same
Inventor: NAKAMURA MASAHIRA
IPC: H05K3/34
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a mounting board, which prevents a mounting component to be mounted on a printed substrate from being solder bridged or unsoldered and to provide a method for mounting the same. SOLUTION: The method for mounting on the mounting board comprises the steps of sequentially aligning and disposing chip resistors 2, 3, chip capacitors 4, 5, a transistor 6, and an IC 7 of the mounting components along a solder dipping direction on the printed board 1, in this order from the small height chip resistor 2 to the large-height IC 7. The method further comprises a step of connecting the components via a wiring pattern or a land part (not shown). The method then also includes the steps of passing the board 1 through a jet solder tank along the dipping direction, and soldering the components 2 to 7. Thus, the substrate prevents the component from being solder bridged or unsoldered.
Patent JP-2003040347-A (JP)
Title: Resin container with weak seal
Inventor: ISONO KEINOSUKE
IPC: B65D81/32
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a resin container including a weak seal with uniform joint strength and having a resin mixture layer with a sufficient strength. SOLUTION: The container with a weak seal comprises resin layers on opposite surfaces are peelably welded with each other. The resin layer forming at least one of the opposite surfaces is made of a resin mixture layer comprising two or more kinds of resins with the same base with different densities.
Patent JP-2003052101-A (JP)
Title: Attitude-holding device for pantograph for railway rolling stock
Inventor: ENOMOTO MAMORU
IPC: B60L5/19
Filed: 2001-08-03
Abstract: PROBLEM TO BE SOLVED: To hold the attitude of a pantograph for maintaining normal contact with a contact wire, even if the body of a railway car is inclined with respect to the left or right relative to the bogie thereof. SOLUTION: An attitude holding device for railway rolling stock pantograph is provided with a differential gear mechanism 7 and start links 6L and 6R installed on a bogie 3, so that the start links can rock freely and the amounts of rocking thereof, respectively correspond to the amounts of relative displacement to the bogie at the left and right ends of a body 4 of the car. Based on the rocking of the starting links 6L and 6R, two input amounts of rotation are inputted to the differential gear mechanism 7, and larger the inclination of the body 4 relative to the bogie 3 is, the larger the output amount of rotation outputted from the differential gear mechanism 7 is.  An attitude-correcting link 9 rocks by the amount of rocking, corresponding to the output amount of rotation from the differential gear mechanism 7, and accordingly, a pantograph 8 is inclined with respect to the opposite side to the inclination of the body 4. In order to transmit power from the under side to the upper side of the body 4 at any point in the process of transmission of power from the start links 6L and 6R to the attitude correcting link 9, body-side rotation shafts 5L and 5R are installed on the body 4.
Patent JP-2003048067-A (JP)
Title: Single side welding method of conduit and pipe
Inventor: UCHIDA MASAKATSU
IPC: B23K9/028
Filed: 2001-08-06
Abstract: PROBLEM TO BE SOLVED: To improve the difficulty of a root pass of a conduit and a pipe, and to improve the efficiency thereof. SOLUTION: Build-up welding is performed to increase the thickness by a method of using a backing or the like which is not melted by a welding heat source on a joined end face part of a member without using any backing or any backing strip during the joint welding. A member end part of a part to be welded of the joint is grooved, the part to be welded is abutted on a counter member when executing the joint welding, cut wires or iron powder is filled in the groove part. Thereby, the effective throat thickness exceeding the thickness of the member is obtained, and the joint welding is performed by determining an exclusive welder of a welding joint layer or a pass.
Patent JP-2002166855-A (JP)
Title: Front vehicle body structure
Inventor: MATSUSHITA YASUHIRO
IPC: B62D25/14
Filed: 2001-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a front vehicle body structure facilitating the mounting of a reinforcing plate in an automotive dash panel and allowing a reduction in number of part items and an improvement in shock absorbing performance and NVH performance without increasing the man-hour of assembling. SOLUTION: The reinforcing plate 5 to be mounted on the dash panel 1 comprises an extension part 51 bonded to the junction part 31 of the dash panel 1 to the inner panel 21a and outer panel 21b of a front frame 21; an extension part 52 bonded to the junction part 32 of the dash panel 1 to an apron panel 22; an extension part 53 bonded to the junction part 33 of the dash panel 1 to a front wheel house upper part 23; an extension part 54 bonded to the peripheral part of a through part 34 for a clutch master 45; an extension part 55 bonded to the peripheral part of a through part 35 for a shift cable 49; and an extension part 56 bonded to the peripheral part of a through-part 36 for a heater pipe 46. The extension parts 51-56 can be integrally constituted.
Patent JP-2003057960-A (JP)
Title: Image forming apparatus
Inventor: SAKAMOTO MITSUNORI
IPC: F28D15/02
Filed: 2001-08-10
Abstract: PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of performing both- side printing which reduces the adverse effect of heat generated by a fixing device and heat of transfer paper subjected to fixing on one side thereof and saves energy. SOLUTION: A heat pipe 13 is provided in contact with an intermediate transfer belt 50. A fin 14 is provided behind the heat pipe as viewed from the drawing, and the fin is cooled by a fan 15. A pressure roller 16 or pressure rollers 17 and 18, or a guide plate 19 is located opposite the heat pipe 13 and inside the intermediate transfer belt 50. The width of the contact between the intermediate transfer belt 50 and the heat pipe 13 is increased in order to more effectively cool the intermediate transfer belt 50.
Patent JP-2003057275-A (JP)
Title: Phase difference calculating method
Inventor: TANAKA TOSHIAKI
IPC: G01R31/02
Filed: 2001-08-10
Abstract: PROBLEM TO BE SOLVED: To calculate the phase difference between two signal waveforms under test having the same period, even with waveform distortions, without using the FFT operation. SOLUTION: For arithmetically obtaining the phase difference between at least two signal waveforms under test, having the same period, A/D converted values of one signal waveform for one period and those of the other signal waveform for one period are AND-operated over the same time period to obtain a first integrated value P, A/D converted values of one signal waveform for one period portion and those of the other signal waveform for the one period portion shifted by ±1/4 ±N periods (N: integer) from the one period thereof are AND-operated to obtain a second integrated value Q, and an arctangent value arctan (Q/P) is obtained from the first and second integrated values P, Q.
Patent JP-2003056304-A (JP)
Title: Stationary blade for turbine and its manufacturing method
Inventor: KAWARADA SATOSHI
IPC: F01D5/14
Filed: 2001-08-10
Abstract: PROBLEM TO BE SOLVED: To provide a stationary blade for turbine which is able to easily manufactured at low cost with excellent efficiency, and to provide a manufacturing method of the stationary blade for turbine. SOLUTION: In the stationary blade for turbine made of a plate metal fabricated by a rolling or a member having sections of approximately same shape in a span direction such as shapes fabricated by extruding, a leading edge is cut in a chord direction, whereby a part in which a leading edge inlet angle is different with respect to the span direction is provided. Accordingly, an inlet angle of the blade is made optimal over an entire length in the span direction, whereby pressure loss is easily restrained at low cost, to enhance the efficiency of the turbine.
Patent JP-2002124142-A (JP)
Title: Superconductive power transmission cable
Inventor: ASHWORTH STEPHEN P
IPC: H01B12/06
Filed: 2001-07-17
Abstract: PROBLEM TO BE SOLVED: To provide a small-sized superconductive power cable possible to manufacture, operating at a voltage of power distribution level. SOLUTION: In relation with the small-sized superconductive power transmission cable operating at a voltage of power distribution level, the superconductive cable is a conductor with many tapes incorporated in a secondary conductor, and those conductors are mounted to an elongated dielectric substance holding their surfaces in common, in order to form a three-phase cable. The superconductive power transmission cable 10 has a long dielectric member 20, and the long dielectric member 20 has at least one aperture 25 extending from the first end part 21 to the second end part 22 through the first and second end parts 21, 22 and the long dielectric member 20. As this device increases the magnetic field parallel with the tape, an alternating current loss is reduced.
Patent JP-2002188115-A (JP)
Title: Pavement material laying leveling method and machine for execution surface having projection
Inventor: TANAKA TOMOHIKO
IPC: E01C19/48
Filed: 2001-08-22
Abstract: PROBLEM TO BE SOLVED: To quickly and easily perform laying leveling work in an execution surface having a projection, and to form a pavement surface equal to ordinary laying-leveling by a laying leveling machine. SOLUTION: By using the laying leveling machine 1 by mounting a pavement material supply device 10 for supplying a pavement material on the execution surface, respectively liftable plural blade plates 21, 42, 47 and 53 arranged in the direction orthogonal to the advancing direction, liftable screeds 31, 31' and 31" in order from the vehicle advancing directional front on a mobile vehicle, while laying and leveling the pavement material by the screeds positioned in the prescribed laying leveling height H in front and in rear of the projection 8 projecting on the execution surface, the screeds are positioned above the projection in an existing area of the projection, and in a state of positioning a specific blade plate of a position abutting on the projection above the projection,  the pavement material is cut and leveled by the blade plates other than the specific blade plate positioned in the prescribed cutting leveling height I.
Patent JP-2003069348-A (JP)
Title: Voltage amplifier circuit
Inventor: YAMADA SUSUMU
IPC: H03F1/32
Filed: 2001-08-22
Abstract: PROBLEM TO BE SOLVED: To provide a voltage amplifier circuit that ensures the linearity of input output characteristics even when receiving a very low input voltage or an interface voltage nearly equal to a power supply voltage. SOLUTION: The voltage amplifier circuit includes a capacitor 3 whose one terminal is connected to a noninverting input terminal (+) of an operational amplifier circuit 5, a reference voltage source 7 for biasing a DC voltage of the noninverting input terminal (+), a first resistor 8 connected between an output terminal of the operational amplifier circuit and an inverting input terminal (-), a second resistor 10 connected between the first resistor 8 and the reference voltage source 9, and a switching circuit 2 that applies an AC voltage in response to an input DC voltage Vin to the other terminal of the capacitor 3.
Patent JP-2003069318-A (JP)
Title: Cross type directional coupler
Inventor: YAHAGI YUKIHIRO
IPC: H01P5/04
Filed: 2001-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a waveguide cross type directional coupler used for a high frequency circuit that can easily change a coupling amount so as to enhance the workability and reduce the cost. SOLUTION: A rotary disk 4 formed with a plurality of kinds of coupling holes 3A to 3H with different sizes and shapes is freely turnably fitted to a coupling part of two waveguides 1, 2. Turning the rotary disk 4 allows window parts 5A, 5B formed in advance to a common wall of the coupling part to select a desired coupling hole and to match the selected coupling hole. Thus, having only to turn the rotary disk 4 can easily change the coupling amount. The rotary disk 4 is fixed to a groove formed to its outer circumferential edge by using a fixing member 6 energized by a spring to the groove 7.
Patent JP-2003067953-A (JP)
Title: Optical disk apparatus
Inventor: OISHI YASUO
IPC: G11B7/095
Filed: 2001-08-24
Abstract: PROBLEM TO BE SOLVED: To provide an optical disk apparatus which can prevent the traverse follow-up for an unusual TE signal and which can perform a stable seeking operation. SOLUTION: The optical disk apparatus performing the tracking control for a data recording line spirally recorded on a recording surface of an optical disk 1 or the focus control for the recording surface includes a judgment part 28 which judges whether a tracking pull-in process performed in the tracking control has been completed normally or not and a traverse gain cut circuit 36 which cuts a traverse drive gain on the basis of the judgment result of the judgment part 28.
Patent JP-2003063491-A (JP)
Title: Outboard motor performance inspection device
Inventor: HAYASHI KENJI
IPC: G01M99/00
Filed: 2001-08-28
Abstract: PROBLEM TO BE SOLVED: To enhance efficiency of an inspection without requiring labor for the connection by connecting an inspection apparatus for inspecting an outboard motor from almost just above the moving outboard motor. SOLUTION: This outboard motor performance inspection device 10 performs a performance inspection while putting the outboard motor 11 in a water tank 12 by assembly-line operation, and synchronizes mutual carrying speeds of a first carrying means 13 for carrying the outboard motor 11 so as to cross the water tank 12, and a second carrying means 14 arranged above this first carrying means, and carrying the inspection apparatus for inspecting the outboard motor.
Patent JP-2003024806-A (JP)
Title: Milling degree detector for rice polishing machine
Inventor: SHIBA KENJI
IPC: G01N21/27
Filed: 2001-08-28
Abstract: PROBLEM TO BE SOLVED: To make it possible to detect the milling degree of rice grains with good accuracy with a circulation type rice polishing machine. SOLUTION: A discharge port 9 of a rice polishing hopper 8 is communicated with a rice polishing chamber 4 and a circulation passage passing through a return passage 15 from the outlet of the rice polishing chamber 4 and returning to the rice polishing hopper 8 is constituted. The discharge port 9 in mid-way of the circulation passage is provided with an optical sensor 22 in the case rice polishing is performed while the rice grains fed into the rice polishing hopper 8 are circulated in the circulation passage, by which the rice milling degree of the rice grains is directly detected.
Patent JP-2003069951-A (JP)
Title: Imaging apparatus
Inventor: KAWAMURA YUJI
IPC: H04N19/126
Filed: 2001-08-28
Abstract: PROBLEM TO BE SOLVED: To control a compression rate of an image signal with a memory of a minimum capacity required for processing the image signal. SOLUTION: A coded data quantity monitor circuit 9 detects a data quantity of an image signal compressed by a JPEG compression circuit 7. When a CPU 10 determines that the data quantity detected by the coded data quantity monitor circuit 9 is a maximum coded data quantity S or over, first the CPU 10 allows an imaging device 3 to photograph again an object and output other image signal and changes a quantization table to be used by a quantization circuit 21. Then a DCT circuit 20 applies DCT processing to the other image data, the quantization circuit 21 quantizes the transformed data, and a coding circuit 22 encodes the quantized data to compress the other image data. Then a memory card 13 records the other compressed image signal. In this case, the other image signal is recorded to an area of the memory card 13 in which the image signal is recorded in advance.
Patent JP-2002161949-A (JP)
Title: Carrier device using eccentric rocking type reduction gear
Inventor: MORI HIROKI
IPC: F16H1/32
Filed: 2001-08-29
Abstract: PROBLEM TO BE SOLVED: To provide a carrier device which allows taking out output from a plurality of coaxial shafts (two or more shafts) by using an eccentric rocking type reduction gear. SOLUTION: The conveyer is provided with driving motors 51 and 61 laterally juxtaposed, driving arms 11 and 21 actuated by the driving motors, and a carrier base connected to the tip of the driving arm. Two eccentric rocking type reduction gears 70 are vertically mounted which respectively comprise an eccentric body shaft 71, a carrier 31 which supports an eccentric body shaft at both ends, an, eccentric shaft external gear wheel 78 which is provided with an external gear and supported by a carrier, and an internal gear wheel 75 which has an internal gear meshed with the external gear. The internal gear wheels 75 of both eccentric rocking type reduction gears are coupled and connected to a fixing member 34, wherein outputs from the driving motors are respectively transmitted to the driving arms via the eccentric rocking type reduction gears 70.
Patent JP-2003065009-A (JP)
Title: Valve gear mechanism of engine
Inventor: ITO KEITA
IPC: F01L1/02
Filed: 2001-08-30
Abstract: PROBLEM TO BE SOLVED: To cancel the couple which is generated axially for a whole length between both ends of the cam follower and the rocker arm caused by the energization force of the valve spring in the valve closing process. SOLUTION: In the valve gear mechanism provided with the cam followers 34i, 34e the shafts of which are supported by the engine body 1 and the edge parts of which slide in contact with the cam 29, the rocker arms 35i, 35e which are jointed to the cam followers 34i, 34e in one piece respectively and the shafts of which are so supported by the engine body 1 that their axes lie in line with the cam followers and the edge parts of which are connected to the valve 22i, 22e respectively, and the valve springs 38i, 38e to give force to drive the valves 22i, 22e to close respectively, the the auxiliary springs 45i, 45e giving a rotational force to the cam follower 34i, 34e respectively in the same direction as the valve springs 38i, 38e giving the rotational energization force to the rocker arms 35i, 35e through the valves 22i, 22e respectively are connected to the cam followers 34i,  34e respectively.
Patent JP-2002158999-A (JP)
Title: Method and apparatus for detecting object and intruding object monitoring device
Inventor: ITO WATARU
IPC: H04N5/915
Filed: 2001-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a method and an apparatus for detecting an object at a high reliability and an intruding object monitoring device which are capable of detecting an object intruding within an imaging field of view, even if the shot position so varies as needing to change the zoom ratio or the shot direction of an imaging apparatus. SOLUTION: A reference background dynamic image is recorded, involving two or more frames of a reference background image coping with the variation of the shot position. An adequate reference background image from the reference background dynamic image is applied for calculating the difference between brightness values. This enables the detection of an object inverting a shot field of view, even if a zoom lens or the shot direction and the shot position of an imaging apparatus vary, thus realizing a method and an apparatus for detecting an object at a high reliability and an intruding object detector.
Patent JP-2003076500-A (JP)
Title: Method of copy processing and its data access, information processing system for the same, and disk controller for its realization
Inventor: MORI AKIHIRO
IPC: G06F12/00
Filed: 2001-09-03
Abstract: PROBLEM TO BE SOLVED: To provide a method of copy processing and its data access for an information processing system without burdening a host during copying, enabling copying with a disk controller only, allowing copying on an arbitrary region of a copy destination volume, and keeping the interface from the host to the disk controller not changed. SOLUTION: This system puts copy region information in the disk controller, and when the host accesses a data set of a copy destination having the same address with a data set of a copy source, accessing address is transformed so that the data set of the copy source is accessed according to the copy region information.
Patent JP-2003078293-A (JP)
Title: Electronic-component mounting apparatus
Inventor: KAWASUMI AKISUKE
IPC: H05K13/04
Filed: 2001-09-04
Abstract: PROBLEM TO BE SOLVED: To enhance the productivity of an electronic-component mounting apparatus and to enhance the quality of a board to be mounted. SOLUTION: The electronic-component mounting apparatus is provided with a head 9 which can be moved in the horizontal direction between an electronic- component feeding station 3 and an electronic-component mounting station 2, a plurality of electronic-component feeding units 4 which are arranged in parallel so as to correspond to a plurality of nozzles 18 constituting the head 9, a nozzle drive means 16 by which the nozzles 18 installed at the head 9 are moved in the up-and-down direction, a nozzle-position change means 17 which holds the nozzles 18 in positions decentered from the rotation center and which changes a component suction position in the X-axis direction, and a component-feed-position change means by which a component feed position is position-changed in the Y-axis direction at right angles to the X-axis direction.