baber/WOPTO huggingface dataset:
Patent JP-2004282544-A (JP)
Title: D-class power amplifying circuit
Inventor: KONDO HIKARI
IPC: H03F1/34
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive D-class power amplifying circuit having various excellent basic characteristics such as a distortion factor and output impedance.  <P>SOLUTION: This D-class power amplifying circuit 10 comprises: an operational amplifier A1 constituting an active filter that is provided with a loop NFB1' for performing negative feedback from an output terminal to an input side through a high pass filter HPF1 in which an input signal S1 is inputted to a positive input terminal and which consists of resistors R1, R2, R4 and R5 and capacitors C3, C4 and C5 connected in three stage multistage cascade; a pulse-output power switching amplifier A2 for amplifying the output of the operational amplifier A1 by switching; a secondary low pass filter LPF connected to the pulse output of the power switching amplifier A2; and a second negative feedback loop NFB2 for performing negative feedback from an analog signal output S<SB>0</SB>applied to an output load RL1 to an input side of the operational amplifier A1 through a resistor R3 and a capacitor C2 connected in parallel.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004282568-A (JP)
Title: Structure of printed dual band trumpet antenna
Inventor: YO MEIGO
IPC: H01Q5/10
Filed: 2003-03-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dual band trumpet antenna which has a simple structure, is easily manufactured, reduced in mass production cost, and satisfies the product standard.  <P>SOLUTION: A print line 43 is manufactured on a separate surface of a printing circuit board 9 by using a coupling system and used as a feed transmission line of a radio signal. The dual band trumpet antenna is constituted so that the position of two bands is controlled by adjusting length of a trumpet of the trumpet antenna 40, and a gain of the antenna is controlled by adjusting size of a contained angle α of the trumpet or matching between high and low bands is controlled by adjusting coupling area between the antenna and the print line 43.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004289887-A (JP)
Title: Digital controller and method for power converter
Inventor: MATSUDA HIROYUKI
IPC: H02M3/155
Filed: 2003-03-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital controller for a power converter which is capable of performing extremely accurate current control suitable for accelerators, etc.  <P>SOLUTION: When the current control of the electromagnet 6 of an accelerator is carried out by using a parallel multiple chopper 4, analog electric current deviation ΔI is multiplied by a gain with an analog deviation amplifier 11, and then it is converted into a digital quantity by an A/D converter 12. Hereafter, the power converter is constituted for carrying out current control (ACR) and minor AVR control in a digital control part 19, and even if the 16-bit A/D converter 12 which is easily obtained is used, the current control of extremely high accuracy (10<SP>-6</SP>[μV] level) is enabled.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004285181-A (JP)
Title: Oily ink composition for ink-jet printer, electrophotographic liquid developer, and method for producing colored resin particle
Inventor: HORIE SEIJI
IPC: C09D11/326
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an oily ink for ink-jet printer, with a colorant dispersed homogeneously in microparticles, good in dispersion stability of the colorant dispersion, high in jet stability enough to cause no cloggings at a nozzle, and excellent in dryability on printing paper and both water resistance and light resistance of printed images, and also having high fretting resistance.  <P>SOLUTION: The oily ink contains colored resin particles which are obtained by the following process: using seed particles consisting of colored component microparticles obtained by dispersing a colored component as a surface-treated colorant in a non-aqueous solvent 1.5-20 in dielectric constant and 15-60 mN/m( at 25°C ), at least one monofunctional monomer(M) and at least one dispersion stabilizer(P) as a polymer comprising recurring unit of specific structure with part of the main chain thereof crosslinked, soluble to the non-aqueous solvent, are added to the non-aqueous solvent followed by carrying out a dispersion polymerization in the presence of a polymerization initiator.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004289462-A (JP)
Title: Apparatus and method for inspecting rf-id media
Inventor: OKADA TAKAAKI
IPC: H04B1/59
Filed: 2003-03-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inspection apparatus capable of quickly and efficiently inspecting the RF-ID media sequentially carried in a prescribed direction by communication while avoiding wasteful communication inspection.  <P>SOLUTION: The inspection apparatus includes: a carrying section (1) for sequentially carrying the RF-ID media (12) to inspect in a prescribed direction; discrimination sections (2:21, 22, 23) for discriminating the RF-ID media sequentially carried in the prescribed direction communicatable; and a communication inspection section (3) for applying communication inspection to the RF-ID media which the discrimination section discriminates communicatable. The discrimination section includes spectrum analyzers (22a, 22b) for measuring the resonance frequency of each of the RF-ID media.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2003319956-A (JP)
Title: Wrist prosthesis
Inventor: BALL ROBERT J
IPC: A61F2/30
Filed: 2003-03-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wrist prosthesis that reduces the force to generate the wiper action of the wrist provided by a torsional load.  <P>SOLUTION: The wrist prosthesis has first, second and third components that are in one form are a radial component 12, a metacarpal component 14 and a bearing component 16. The bearing component 16 is non-fixed or non- stationary relative to one of the radial component 12 and the metacarpal component 14 when the wrist prosthesis is assembled such as when implanted into a patient. As such, in one form a rotational joint or union is provided on the radial component 12 and the bearing component 16. The bearing component 16 is thus free to rotationally ride on the radial component 12 360° thereabout. Distal the radial component 12, the bearing component 16 includes an articulation surface.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004292387-A (JP)
Title: Shampoo composition
Inventor: SHITAYA YUKI
IPC: A61K8/58
Filed: 2003-03-27
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a shampoo composition having good foamability, improving squeaky feeling caused when rinsing the shampoo, especially improving the squeaky feeling caused in dyed hairs which are apt to cause the squeaky feeling, providing excellent finished properties (smoothness of the hair and no stickiness) and further providing excellent dispersion stability with time.  <P>SOLUTION: This shampoo composition contains (A) one or more kinds of deterging surfactants selected from the group consisting of an amphoteric surfactant, an anionic surfactant and a nonionic surfactant, (B) a cationic surfactant and (C) an oil component singly forming a liquid crystal structure with the component (B). The liquid crystal structure formed out of the components (B) and (C) and having <20 μm average particle diameter is dispersed in the composition.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004293489-A (JP)
Title: Exhaust emission device of engine
Inventor: HIRATA MASANOBU
IPC: F01N3/08
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an exhaust emission device capable of hindering the reducing agent which can no more be adsorbed to a NOx reducing catalyst from being exhausted to the downstream.  <P>SOLUTION: The exhaust emission device is composed of the NOx reducing catalyst 3 installed in the exhaust passage 2 of an engine for reducing and removing the NOx in the exhaust gas using the reducing agent, a reducing agent storage tank 4 to store the reducing agent, a reducing agent adding device 5 to add the reducing agent stored in the tank 4 to the upstream of the catalyst 3, and a reducing agent addition controller 10. The reducing agent addition controller 10 computes the target adding amount of the reducing agent in accordance with the operating situation of the engine 1, adds cumulatively one by one the difference obtained by subtracting the target adding amount of the reducing agent from the actual adding amount of the reducing agent added into the exhaust gas actually, and computes the presumptive adsorption amount of the reducing agent adsorbed to the catalyst 3. The adding amount of the reducing agent by the adding device 3 is controlled on the basis of the presumptive adsorption amount of the reducing agent.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004302589-A (JP)
Title: Method for numerically analyzing adhesive force of organic coating on surface of metal
Inventor: TORII HIDEYA
IPC: G06F19/00
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To use a computer simulation method for numerical analysis for evaluation of adhesion and cohesion in an interface of an organic coating on a surface of a metal.  <P>SOLUTION: The system calculates potential energy of an atom or a molecule constituting a metal surface and organic coating of analysis objects with a computer based on a molecular dynamic method and obtains the most stable structure that yields the minimum energy value. The system combines cyclic boundary models in the most stable structure of the organic coating and the metal, calculates a total energy value E<SB>1</SB>of the complex with a computer based on the molecular dynamics until it converges in chronological order to a certain value, and gains a complex energy having no chemical bonding. The system then calculates a total energy value E<SB>2</SB>of the complex using a computer based on the molecular dynamics with the most stable structure of the organic coating and the metal of the total energy E<SB>1</SB>as an initial arrangement until it converges in chronological order to a certain value, and gains the difference energy E=E<SB>2</SB>-E<SB>1</SB>that is adhesion of the organic coating to the metal surface.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004324654-A (JP)
Title: Vibrationproof device
Inventor: FUJIWARA ATSUHIRO
IPC: F16F15/023
Filed: 2003-03-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vibrationproof device capable of generating a specified natural frequency, exerting a damping effect, and of being embodied at low cost with good durability.  <P>SOLUTION: The vibrationproof device is equipped with a rubber-like elastic member 3 in the shape of hollow cylinder installed between the first plate 1 attached to the vibration source side and the second plate 2 positioned on the vibrated side, a supporting spring 4 installed in the hollow 3A of the elastic member 3 between the first 1 and second plates 2, and an intermediate restraining member 5 installed in the middle part of the cylindrical outside surface of the elastic member 3 so that the outside diameter of the place does not enlarge.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004299148-A (JP)
Title: Tape printing device and program
Inventor: MORI SEIJI
IPC: B41J3/36
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To refrain from confusing a user even when the user is using a label tape.  <P>SOLUTION: A message is displayed on a display 2 (S43) if a tape cassette 8 is not mounted (S41:No). The kind of the tape cassette 8 mounted is detected (S45) when the tape cassette 8 is mounted (S41:Yes). A printing tape 10 is fed and cut (S49) if a label tape 11 is not used (S47:No). Whether a label area 12 is detected or not is judged (S51) when the label tape 11 is used (S43:Yes). If the label area 12 is not detected (S51:No), the label tape 11 is fed into the label area (S57:Yes) and cut (S59). If the label area 12 is detected (S51:Yes), the label tape 11 is cut (S53).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004299495-A (JP)
Title: Mounting stay fixing structure of fuel tank
Inventor: KANEKO HIROAKI
IPC: B60K15/063
Filed: 2003-03-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide a mounting stay fixing structure using a small number of parts and capable of suppressing the cost.  <P>SOLUTION: The mounting stay fixing structure of a fuel tank is equipped with a tank 1 furnished with an opening 4, a mounting member 2 to block the opening 4, and a stay 3 made of metal fixed to the mounting member 2, wherein the mounting member 2 is furnished with a recess 6 whose open part 7 is released to outside the tank 1, and a hard filler member 13 is installed in the recess 6, while at the bottom 11 of the recess 6, a hole 12 is provided to admit penetration of the stay 3, and a fast holding part 14 is formed at the end 10 of the stay 3 positioned inside the filler member 13 through the hole 12.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004298822-A (JP)
Title: Waste disposal method
Inventor: SAGAWA HIROSHI
IPC: E21D11/08
Filed: 2003-04-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a waste disposal method for effectively using a disposal space by maximizing a settled volume of waste.  <P>SOLUTION: (1) A tunnel 41 is formed in base rock 40, a ring-like low water-permeable layer 44 is formed therein, and a cylindrical waste body storing pit 50 is constructed therein, to construct a waste body burying structure having a cylindrical disposal space inside the pit. (2) Waste body H is carried in the disposal space of the waste body burying structure and sequentially settled by a waste boy settling device. (3) A gabled frame is provided at a front part of the waste boy settling device, and a filler is filled into the disposal space of the waste body storing pit where the waste body is settled for sealing the space.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004165604-A (JP)
Title: Light-emitting diode and manufacturing method thereof
Inventor: CHI WU-SHENG
IPC: H01L25/075
Filed: 2003-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure of a white light-emitting diode (LED) and a manufacturing method thereof.  <P>SOLUTION: The structure of the white LED has light-emitting layers having a multilayer epitaxy structure, and includes two LED chips each of which emits one or more color lights. The structure includes an LED for emitting short-wavelength visible lights and another LED for emitting long-wavelength visible lights. Hereupon, at least one of the chips has two or more transition energy levels for emitting two or more color lights. When using the structure, by mixing with each other multiple-color lights emitted from the LEDs, a full-spectrum white light source, having superior color rendering quality and high light-emitting efficiency is obtained. The white LED is an ideal light source for general-purpose illumination applications.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004312240-A (JP)
Title: Digital camera
Inventor: MAEDA HIROKAZU
IPC: H04N5/92
Filed: 2003-04-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a digital camera capable of protecting the security of an image file for storing a photographed image.  <P>SOLUTION: When the non-display setting of an image file in a JPEG format recorded on an SD card is designated, a password is entered (S200). Data other than those denoting a JPEG file such as a value '0000' are stored to a segment started from an SOI marker of a header of the image file (S202). An identifier and the password denoting the setting of non-display are stored to the header of the image file (S204).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2003337765-A (JP)
Title: Data transfer method
Inventor: TAPIE THIERRY
IPC: H04L29/02
Filed: 2003-04-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a data transferring method effectively using an isochronous transmission path while securing reliability.  <P>SOLUTION: The isochronous transmission path is opened between a transmitter and a receiver, and until receipt information is received from the receiver side, a plurality of transmission starting indicator packets are sent by the transmitter via the isochronous transmission path. After receipt of the receipt information, at least one payload packet is sent by the transmitter via the isochronous transmission path. An error message is sent from the receiver to the transmitter after detection of a bad packet receipt condition, and if the transmitter receives the error message sent by the receiver, transmission of payload data after the error is started again and a message end packet is set by the transmitter via the isochronous transmission path after all the payload data are transmitted. The data receipt method includes this error detection step on the receiver side, and the transmission method includes a step for sending transmission start information on the transmitter side and waiting for a receipt information indicator packet.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004311282-A (JP)
Title: Manufacturing method of nonaqueous electrolyte secondary battery
Inventor: KOBAYASHI HIDEYUKI
IPC: H01M10/0566
Filed: 2003-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a nonaqueous electrolyte secondary battery excellent in a charge-discharge cycle and in a high-temperature storage characteristic, in a manufacturing method of a nonaqueous electrolyte secondary battery composed by housing, in a bottomed battery case with its upper part opened, an electrolyte and an electrode group insulated through a separator so as to dispose the position of a positive electrode lead of a positive electrode plate in a negative electrode active material layer area of an opposite negative electrode.  <P>SOLUTION: The positive electrode lead is welded to a plain-colored part formed by removing a part rich in a positive electrode active material of a positive electrode active material layer termination part applied by intermittent application, and the lead is covered with an insulating tape.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004306114-A (JP)
Title: Fixing structure for insertion pattern
Inventor: KAWASHIMA SHIRO
IPC: B29C45/36
Filed: 2003-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixing structure for an insertion pattern with which the difference in level on a cavity surface caused by the insertion pattern and the warping of the insertion pattern can be reduced.  <P>SOLUTION: In a fixing structure for an insertion pattern 11, the insertion pattern 11 for forming the cavity surface 10a is fixed to a metallic mold 10. Dove tail grooves 12a, 12b are formed in one of the inner wall of a holding part 12 for the insertion pattern 11 of the metallic mold 10 or the outer wall of the inserting pattern 11, and projection parts 13a, 13b for the dove tail grooves to be fitted to the dove tail grooves 12a, 12b are arranged on the other side. The insertion pattern 11 is fixed to the holding part 12 of the metallic mold 10 by engaging the dove tail grooves 12a, 12b and the projection parts 13a, 13b for the dove tail grooves.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004312540-A (JP)
Title: Electronic device and power supply controller
Inventor: MATSUBARA KAZUO
IPC: G06F1/32
Filed: 2003-04-09
Abstract: <P>PROBLEM TO BE SOLVED: To save power consumption while securing reaction in detecting an operation or information.  <P>SOLUTION: A disk type jog dial part 5 detects an input operation from a user in a state where a power source is supplied. A power source control part 25 and a power source supply on/off switch 36 intermittently supply a power source to the hall element 37 of the disk type jog dial part 5. A CPU 23 controls the operation of the power source supply on/off switch 36 via the power source control part 25, so as to change an intermittent cycle for supplying the power source to the hall element 37.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004307189-A (JP)
Title: Constant-quantity feeder
Inventor: TAKEUCHI YASUSHI
IPC: B65G65/48
Filed: 2003-04-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a constant-quantity feeder which can enhance workability of adjusting sealability, and can be manufactured at low cost.  <P>SOLUTION: A groove hole 4 is opened in a circumferential surface of a casing 1, a holding member 21 to press a seat ring 11 against a valve 6 is engaged with an engagement groove 14 of the seat ring 11 from the outside of the casing 1, and an operating unit of the holding member 21 is provided on an outer surface of the casing 1. The operating unit comprises a connection member 26, a coned disk spring 27, and a stopper ring 28, and the holding member 21 is connected to an engagement projection 5 of the casing 1 thereby. The sealability of the device need not be adjusted by detaching the device from pipes, and the workability is considerably enhanced. A valve 6 is formed by cutting an existing steel tube, welding disks to both ends of the steel tube to cover the steel tube, providing a rotary shaft 7 in a protruding manner from both end faces, providing a pocket 8 in a circumferential surface, and manufactured at lower cost than casting. The weight is lighter than that of the casting.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004317270-A (JP)
Title: Leak spot specifying device
Inventor: OTA NOBUYUKI
IPC: G21C17/02
Filed: 2003-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a leak generation spot specifying device capable of specifying the generation spot of a leak generated in a pipe and an apparatus in a nuclear power plant by clarifying the leak trace even if the leak quantity is small.  <P>SOLUTION: This leak spot specifying device is equipped with a data input device for taking data of a drain flowmeter, a control device for controlling a tracer injection time and a tracer injection quantity, and an injection tank for injecting the tracer into a pipe connected to a nuclear reactor.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004319736-A (JP)
Title: Tape feeder
Inventor: IMAZAIKE KANJI
IPC: H05K13/02
Filed: 2003-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tape feeder in which operational reliability can be enhanced while simplifying the structure.  <P>SOLUTION: The tape feeder comprises a feeder body 1 having a forward end provided with a base tape discharge section 11 and a cover tape discharge section 12, a section 21 for stripping a cover tape 10b, a mechanism 3 for feeding a tape 10, a passage 17a for guiding a base tape 10a from which the cover tape 10b is stripped to the base tape discharge section 11, and a passage 17b for guiding the stripped cover tape 10b to the cover tape discharge section 12. The tape feeder is arranged such that the base tape 10a is passed through the base tape passage 17a and discharged forward from the base tape discharge section 11, and the cover tape 10b is passed through the cover tape passage 17b and discharged forward from the cover tape discharge section 12.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2004313451-A (JP)
Title: Motor-driven bed apparatus
Inventor: ASAKURA HIROKAZU
IPC: A61G7/00
Filed: 2003-04-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a motor-driven bed with an elevating mechanism providing a smooth and sufficient elevating force in all the elevating range.  <P>SOLUTION: This motor-driven bed apparatus is so formed that a frame 5 elevated by two sets of raising/lowering leg members 10 whose upper end parts are movably mounted along the longitudinal direction of the frame 5. This apparatus is provided with drive shafts 7 disposed in the transverse direction of the frame 5 and rotated by a motor 8, and toggle devices threadedly engaged with the drive shafts 7, engaged with connecting shafts 11 which are connected to the upper end parts of the pair of raising/lowering leg members 10 disposed at the left/right of the frame 5 and moving the connecting shafts 11 along the longitudinal direction of the frame 5 by the rotation of the drive shafts 7.  <P>COPYRIGHT: (C)2005,JPO&NCIPI