baber/WOPTO huggingface dataset:
Patent JP-2002368606-A (JP)
Title: Quantization method for digital phase-locked loop circuit
Inventor: TANNO FUMIHIRO
IPC: H04L7/033
Filed: 2001-06-05
Abstract: PROBLEM TO BE SOLVED: To provide a quantization method for a digital phase-locked loop circuit that provides a quantized signal having small errors, even without the need for a high-speed clock signal. SOLUTION: Phase difference signals Vp1 , Vp2 , outputted from a phase comparator circuit 1, are fed to 1st and 2nd quantization circuits 2, 3, the 1st and 2nd quantization circuits 2, 3 quantize the phase difference signals Vp1 , Vp2 by using quantization clocks Φ1, Φ2, whose phases are deviated by 180 deg. by a delay circuit 7 and an adder 4 sums signals outputted from the 1st and 2nd quantization circuits 2, 3.
Patent JP-2002024011-A (JP)
Title: Described execution of instruction in processor
Inventor: TOPHAM NIGEL PETER
IPC: G06F9/45
Filed: 2001-06-07
Abstract: PROBLEM TO BE SOLVED: To provide an instruction execution means in a processor. SOLUTION: This processor includes a series of predicate registers (135), a control information holding unit (131) and a plurality of operating units (133). The series of the respective predicate registers (135) can be switched at least between the respective first and second states and can also be allocated to one or a plurality of described performance instructions. The unit (131) holds control information items that respectively correspond to the predicate registers and the respective operating units also separately correspond to one predicate register. Each operating unit has a 1st control input connected to the unit (131) in order to receive a control information item that corresponds to a corresponding predicate register proper to the unit and a 2nd control input connected in order to receive a control information item that corresponds to another predicate register.
Patent JP-2002368375-A (JP)
Title: Printed circuit board
Inventor: FURUKAWA TETSUHIRO
IPC: H05K1/02
Filed: 2001-06-08
Abstract: PROBLEM TO BE SOLVED: To provide a printed circuit board in which parts required for replacement and other parts unnecessary for replacement can be easily discriminated from each other when it is recycled. SOLUTION: When a printed circuit board 1 is recycled or the parts provided on the board 1 are replaced, parts 2 required to be replaced and parts 3 not required to be replaced when the board 1 is recycled are set different from each other in external appearance.
Patent JP-2002360944-A (JP)
Title: Moving toy
Inventor: MATSUOKA TOSHIYA
IPC: A63H17/045
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To provide a moving toy in which turning force from wheels is only load for releasing a first locking hook, a second locking hook is released by using an elastic member not to apply load to move, a plurality of second locking hooks are released by the releasing operation to be respectively movable. SOLUTION: This toy body is provided with a rotatable wheel at both ends of a first shaft laid thereon, a first locking hook and at least one or more second locking hooks which are rotatably journaled, an eccentric cam mounted on the laid shaft for releasing the first locking hook, a reciprocating shooting table and an elastic member contracting in the direction of returning the shooting table. The shooting table is provided with a hole locking with the first locking hook in outgoing and an extruding piece for releasing locking of at least one or more second locking hooks in returning.
Patent JP-2002361494-A (JP)
Title: Empty can crushing machine
Inventor: YAMASHITA KOJI
IPC: B30B9/32
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To provide an empty can crushing machine which crushes an empty can by fixing the empty can between a presser and a receiver and pressing the presser toward the receiver side. SOLUTION: This empty can crushing machine consists of the structure having the presser having projections which bite to the empty can when the presser is held in a floating state to a holder and when the presser is diagonally pushed down and the receiver which has the projections to bite into the empty can when the empty can is diagonally crushed and which is adapted not to strike the edge of the end face of the empty can.
Patent JP-2002372054-A (JP)
Title: Rolling bearing device
Inventor: YUI HIDETO
IPC: F16C19/24
Filed: 2001-06-12
Abstract: PROBLEM TO BE SOLVED: To provide a rolling bearing device with a long service life, hardly causing wear and seizure by restraining the leakage of a lubricant filled inside a rolling bearing. SOLUTION: A steam force-feeder is provided with a housing 2, a rotating shaft 1 insert-fitted to the housing 2, and angular ball bearings 4, 5 interposed between the housing 2 and the rotating shaft 1 to rotatably support the housing 2 and the rotating shaft 1. An impeller 13 for force-feeding steam by rotation is mounted to the rotating shaft 1, and an outer ring 4b provided at the angular ball bearing 4 disposed in a closest position to the impeller 13 is provided with a shoulder S1 projecting from the inner peripheral surface of the outer ring 4b, parallel with the rolling direction, at the end part closer to the impeller 13 out of both end parts. The height of the shoulder S1 is set to be high enough to hold the ball 4c even when axial load is applied thereto.
Patent JP-2002371397-A (JP)
Title: Method for electrodepositing metal by using molten salt of ordinary temperature
Inventor: MURASE KUNIAKI
IPC: C25D3/66
Filed: 2001-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a method for efficiently electrodepositing metals such as Ni, Zn, Ti, and Mg, and alloys of them, by using a molten salt. SOLUTION: The method for electrodepositing the metal is characterized by dissolving a metal salt into a molten salt consisting of cations of quaternary ammonium expressed by the general formula, NR<1> R<2> R<3> R<4> , and anions selected from [CF3 (CF2 )n SO2 ]2 N<-> , CF3 SO3 <-> , PF6 <-> , and BF4 <-> , (wherein, R<1> , R<2> , R<3> , and R<4> represent either an alkyl group or cycloalkyl group of carbon number of 1-6, which may have the same or different substituent, and n represents an integer of 0 or more), and then electrodepositing the metal at 0-100 deg.C.
Patent JP-2003001412-A (JP)
Title: Spot soldering device
Inventor: TANABE KAZUO
IPC: H05K3/34
Filed: 2001-06-14
Abstract: PROBLEM TO BE SOLVED: To provide a spot soldering device which is not affected by the influence of hand jolting in removing a work set. SOLUTION: The spot soldering device for soldering the electronic parts mounted on a substrate is constituted of a work positioning plate 4 for positioning and fixing a work in setting and removing the work to and from the device, a knob 5 for moving the work positioning plate 4 up and down, a knob lifting slide roll 6 for interlocking the movements of the knob 5 and the work positioning plate 4, a knob holding block 7 for fixing the knob 5, a linear shaft 9 acting as a guide when the work positioning plate 4 ascends and descends up and down and a linear bushing 8 for holding a linear shaft 9. The device sets and removes the electronic parts existing around the soldering section of the work without contact with a nozzle in setting and removing the work to and from the nozzle section of the spot soldering device.
Patent JP-2003001477-A (JP)
Title: Steel column base part and reinforcing method therefor
Inventor: SUGIMOTO MASAKAZU
IPC: E01F9/696
Filed: 2001-06-19
Abstract: PROBLEM TO BE SOLVED: To provide a base part of a steel column in which the strength in the vicinity of a weld toe of a rib is not reduced when bending moment is repeatedly applied, and a reinforcing method therefor. SOLUTION: A peened part 20 by the ultrasonic oscillation is formed in a weld toe part 14 of each rib 12 which is Tee-welded to a base part of a steel column 10. The amplitude of 20-50 μm and the frequency of 10-50 kHz are preferable for the peeing treatment conditions. A more excellent reinforcing effect can be obtained by performing the peening by the ultrasonic oscillation while load is applied to the base part of the steel column so that tensile stress in the axial direction of the steel column is exerted in a base material in a section for treatment.
Patent JP-2003005002-A (JP)
Title: Optical fiber cable
Inventor: YASUTOMI TETSUYA
IPC: G02B6/44
Filed: 2001-06-19
Abstract: PROBLEM TO BE SOLVED: To solve such problems that when a fiber material to be used as a buffer for an optical fiber cable is given a low density, the fiber material shows high water absorbing and swelling property but large shrinkage by heat, that the fiber material shrinks by the high temperature hysteresis after the cable is produced, and that in particular, when the fiber material is wound in a certain direction or by reversing directions, the fiber material excessively tightens the coated optical fibers to increase the transmission loss. SOLUTION: In the optical fiber cable 11 consisting of a cable core produced by covering around a coated optical fiber or collected optical fibers 12 with a buffer 17, a high tensile material 14, and a jacket 15 made of a thermoplastic resin which covers the cable core and the high tensile material together, the buffer 17 contains blended fibers 13 of fibers having no water absorbing property and fibers having water absorbing property.
Patent JP-2003001141-A (JP)
Title: Inlet air flow rate detecting device for coal pulverizer
Inventor: SHIMIZU TERUO
IPC: B02C15/00
Filed: 2001-06-21
Abstract: PROBLEM TO BE SOLVED: To prevent plugging in a detecting header pipe by accumulation of ash and avoid operation shutoff while wiping ahs out. SOLUTION: Each lower edge of three detecting pipings 23 is communicatingly connected via a draft place 24 with an air supplying duct 12 in a cross direction with a prescribed interval which supplies air for transferring pulverized coal to a vertical roller mill 1. An upper end of each detecting piping 23 is put lengthwise located higher than an operating floor 16 and is assembled to a detecting header pipe 22 whose lower part is an ash collector part 26. A stop valve 25 is arranged at the upper part of the ash collector part 26 and a cap 27 capable of opening and closing is arranged at the lower end of the ash collector part 26. The ash supplied through the detecting piping 23 with air to the detecting header pipe 22 is stored at the ash collector part 26. And then the stop valve 25 is closed and the ash is wiped out by removing the cap 27.
Patent JP-2003004146-A (JP)
Title: Floating seal
Inventor: TOFUN KAZUO
IPC: F16J15/34
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To hardly cause seizure and abnormal wear of a slide seal surface. SOLUTION: A pair of seal rings 12 where flanges 13 are situated at respective ends 12a and slide seal surfaces 14 are situated on the end faces of the ends 12a are situated opposite to each other in the direction of the rotary axis of a hub in a way that the slide seal surfaces 14 are peripherally slidably brought into contact with each other between a support ring 4a of the hub being a rotation part and a support flange 6a of a shaft being a fixed part. A support surface 18 pointing to the other end 12b of the seal ring 12 is formed at a flange 13 of the seal ring 12. Elastic seal members 19 approximately in the shapes of annulus rings to seal a gap there between and press the seal rings 12 against each other through its elastic force are nipped between the support surface 18 and the support ring 4a, and the support surface 18 and the support flange 6a.  In the seal ring 12, the slide seal surface 14 is situated and a support surface 21 exposed to an external part is formed on an end face, where the slide seal surface 14 is situated, and on the outer peripheral side than the slide seal surface 14.
Patent JP-2003007998-A (JP)
Title: Low-resistance nitride semiconductor and its manufacturing method
Inventor: KUMAKURA KAZUHIDE
IPC: H01S5/323
Filed: 2001-06-22
Abstract: PROBLEM TO BE SOLVED: To provide a p-type nitride semiconductor structure having a high hole concentration and low resistance and to provide a method of manufacturing the structure. SOLUTION: The semiconductor structure is constituted of nitride semiconductors doped with a p-type impurity. In the structure, a semiconductor 1 having a lattice constant a1 and another semiconductor 2 having a different lattice constant a2 are joined together in a lattice strain containing state. More than 5% of the dopant contained in the semiconductor 1 is activated. The activating heat treatment for activating the dopant is performed at a temperature of >=600 deg.C in the joined state.
Patent JP-2003013971-A (JP)
Title: Rolling bearing for electric motor
Inventor: SHIROTA SHINICHI
IPC: H02K5/10
Filed: 2001-06-26
Abstract: PROBLEM TO BE SOLVED: To provide a rolling bearing for an electric motor not having increase of a manufacturing cost caused by complexity of a structure of an end cap holding an end portion of a bearing and sufficiently maintaining invasion preventing performance of foreign objects from the outside and lubricating performance of filled grease for a long time and capable of considerably deceasing maintenance intervals. SOLUTION: The rolling bearing 21 for an electric motor provides seal plates 31 at both ends of an outer ring 25, and a width of an inner ring 23 is arranged to be greater than that of the outer ring 25 so that both ends of the inner ring 23 are projected more than both ends of the outer ring 25 at an axial direction. Further, the seal plates 31 comprises an outer peripheral portion 41 retained in the outer ring 25, an inner peripheral lip portion 43 coming close to or touching with the inner ring 23, and an intermediate portion 47 connecting the outer peripheral portion 41 and inner peripheral lip portion 43 and forming a grease reservoir 45 connected to a gap between the inner ring 23 and outer ring 25 at a periphery of an end portion of the inner ring 23 that is projected from the end of the outer ring 25 in an axial direction.
Patent JP-2003014286-A (JP)
Title: Bathroom heater
Inventor: YAMAMOTO ITARU
IPC: F24F13/14
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide a bathroom heater in which a highly reliable moistureproof structure can be realized for a louver driving motor being mounted and the work for replacing components can be carried out easily at the time of maintenance. SOLUTION: The bathroom heater comprises an air outlet unit 10 having a frame member 11 forming a warm air outlet and a motor containing box 16 continuous thereto, a wind direction regulating louver 20 supported rotatably by the frame member 11, and a stepping motor 30 for driving the louver contained fixedly in the motor containing box 16. The rotary shaft 21 of the wind direction regulating louver 20 is inserted into a bearing part 15 penetrating the frame member 11 forming the motor containing box 16 and, under a state where an O-ring 33 is put between the end face of the bearing part 15 and the casing 32 of the stepping motor 30, it is linked with the driving shaft 31 of the stepping motor 30 contained fixedly in the motor containing box 16.
Patent JP-2003012501-A (JP)
Title: Antipruritic aerosol preparation
Inventor: NIWA TAKASHI
IPC: A61K31/573
Filed: 2001-06-27
Abstract: PROBLEM TO BE SOLVED: To provide an antipruritic aerosol preparation more effectively exhibiting the antipruritic effectiveness for dry itchiness. SOLUTION: This antipruritic aerosol preparation for dry itchiness is characterized by incorporating a stock solution containing at least one kind of active ingredient selected from a group consisting of an antipruritic component, an anti-inflammatory component, a humenctant component, an antihistamine component, a local anaesthetic component, a local paralyzing component and a steroid, and a propellant in a mixing ratio of (the stock solution:the propellant)=(50:50)-(99:1) (volume ratio, in liquid state).
Patent JP-2003018029-A (JP)
Title: Digital signal receiver
Inventor: UNNO TORU
IPC: H04B1/16
Filed: 2001-06-29
Abstract: PROBLEM TO BE SOLVED: To reduces interference between reception circuits of a plurality of systems. SOLUTION: Reception circuits 16, 17, for systems 1, 2 and a local oscillation circuit 15 are mutually shielded by shields 18, 19. The reception circuits 16, 17 for the systems 1, 2 are placed, in contact with sides opposite to each other in a case 1 and input output terminals 13, 14 for the reception circuits 16, 17 are respectively placed to the sides. Thus, patterns up to each input output terminal will not be placed closely to each other, and mutual interference of the board pattern layout between the systems are prevented.
Patent JP-2003014481-A (JP)
Title: Electronic map information device
Inventor: AMITA JUNYA
IPC: G08G1/0969
Filed: 2001-07-02
Abstract: PROBLEM TO BE SOLVED: To provide technique for guiding efficiently a route to a destination where a vehicle can not enter. SOLUTION: This electronic map information device used for route guide or route search for the vehicle is provided with a no-entry region data storage part for storing information on a gateway for going in and out of a no-entry region by a pedestrian, and a virtual destination data storage part used for route guide or route search related to the gateway and having some position in the no-entry region as the destination, for storing information on a virtual destination existing in a region enterable by the vehicle. Thus, the vehicle is guided along a route up to the virtual destination instead of the actual destination.
Patent JP-2003013606-A (JP)
Title: Construction system of temporary scaffolding and hanger used for the same
Inventor: SUZUKI HIROYUKI
IPC: E04G21/28
Filed: 2001-07-03
Abstract: PROBLEM TO BE SOLVED: To provide the construction system of a temporary scaffolding provided with a roof part capable of covering and easily forming the whole construction site. SOLUTION: The construction system is constituted of a process for constructing an outer scaffolding on the circumstance of a building intended to be built, a process for erecting a scaffolding tower on a building constructing and planning site of the center part of the outer scaffolding, a process for forming the roof part so as to lower and incline the upper end of the scaffolding tower and the corner part of the outer scaffolding and/or a straight line part toward the outer scaffolding, and a process for dismantling and removing the scaffolding tower after connection completion.
Patent JP-2003014970-A (JP)
Title: Mechanical splice
Inventor: NAKATANI YOSHIHIRO
IPC: G02B6/24
Filed: 2001-07-04
Abstract: PROBLEM TO BE SOLVED: To provide a reliable mechanical splice. SOLUTION: Opposed optical fibers 2a and 2b are butted and connected in the state where coated optical fiber 2aa and 2ba at the tip part are bent. Because each coated optical fiber 2aa and 2ba comes into contact with either a V-grooved substrate 4 or a presser foot substrate 5, bending does not advance from an initial state, and optical loss is not increased. Thereby, the breaking of wire of the optical fibers 2a and 2b is prevented, and the initial state is maintained with high reliability.
Patent JP-2003021441-A (JP)
Title: Auger type ice making machine and cleaning method thereof
Inventor: NAKAMURA MITSUYOSHI
IPC: F25C1/14
Filed: 2001-07-09
Abstract: PROBLEM TO BE SOLVED: To provide an auger type ice making machine, permitting the smooth inflow of water into a cooling cylinder upon starting ice making operation, and to provide the cleaning method of the same. SOLUTION: The auger ice making machine produces an ice piece by scraping the ice produced in the cooling cylinder (9) by a rotating auger (11). The ice making machine is provided with a water inflow port (41) as well as a water outflow port (42) which are provided in the cooling cylinder, a water storage tank (24) connected to the water inflow port of the cooling cylinder, a water discharging valve (44) connected to the water outflow port of the cooling cylinder, a feed water valve (23) for opening or closing a water supply passage for supplying water into the water storage tank, and an auger motor (12) for driving the rotation of the auger. Water is stored into the water storage tank and the auger motor is operated to turn the auger, then, the water discharging valve is opened for one minute to discharge the water after two minutes have elapsed.  The operation is repeated several times before starting the ice making operation.
Patent JP-2003027920-A (JP)
Title: Method and device for disposing exhaust gas
Inventor: TAKADA TOMOAKI
IPC: B01D46/42
Filed: 2001-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device for disposing the exhaust gas capable of efficiently disposing particular matter such as solid carbon contained in the exhaust gas by a simple structure, and miniaturizing the device. SOLUTION: Particles having a bulk density of 1.5-4 are used for collective particles which treat the exhaust gas by introducing the exhaust gas from a lower part of a collector and exhausting it upwardly in the collector 6 with the collective particles 5 for collecting particulate matter contained in the exhaust gas of an engine. The collector 6 is formed in a fixed layer or fluidized into a fluidized layer by the balance between the pressure of the exhaust gas and the gravity on the collector 6, and the particulate matter is burned in the fluidized layer when the collector is fluidized.
Patent JP-2003032104-A (JP)
Title: Dll circuit and its control method
Inventor: TOKUTOME HIROTO
IPC: H03L7/087
Filed: 2001-07-12
Abstract: PROBLEM TO BE SOLVED: To provide a DLL(delay locked loop) circuit and its control method that can reduce the time until the circuit is locked. SOLUTION: The DLL circuit, equipped with a basic phase comparator for detecting a basic phase difference between two input signals, a delay circuit, and a delay control circuit for receiving an output signal from the basic phase comparator to adjust a delay of the delay circuit, is provided with at least another phase comparator for detecting a phase difference different from the basic phase difference in order to change the delay quantity depending on the basic phase difference.
Patent JP-2003027917-A (JP)
Title: Exhaust gas dust collector
Inventor: MATSUMOTO HIROKAZU
IPC: B04C5/103
Filed: 2001-07-13
Abstract: PROBLEM TO BE SOLVED: To provide an exhaust gas dust collector capable of easily separating and removing a large volume of dust contained in the exhaust gas. SOLUTION: In the exhaust gas dust collector having a cyclone dust collector which separates the dust in the exhaust gas emitted from an internal combustion engine by the centrifugal force of the swirl, an exhaust pipe 11 for taking out the gas with the dust separated from the cyclone chamber 5 is protruded into the cyclone chamber 5 along the center of the swirl, and a circulation part 12 in which a wall surface of the cyclone chamber 5 with the exhaust pipe 11 protruded therein is curved so that the swirl striking the wall surface is circulated. The swirl generated in the cyclone chamber 5 is circulated around the exhaust pipe 11 thereby, and if the swirl is struck against the wall surface with the exhaust pipe 11 protruded therefrom, the swirl is circulated to continuously form the swirl. The dust in the exhaust gas is effectively collected by the centrifugal force generated by the swirl.