baber/WOPTO huggingface dataset:
Patent JP-2004245273-A (JP)
Title: Power transmission
Inventor: UMEMURA YUKIO
IPC: F16D7/02
Filed: 2003-02-12
Abstract: <P>PROBLEM TO BE SOLVED: To transmit power of a power source such as an engine to auxiliary equipment such as a compressor of an air conditioner for a vehicle; to improve durability of a damper in a power transmission having the damper damping shocks generated starting time and stopping time of the power source.  <P>SOLUTION: The power transmission comprises a pulley 4 rotatably supported on a boss 2 of a housing 1 of auxiliary equipment, a power transmitting member 10 connected with a hub 8 mounted on the pulley, whereas power is transmitted from the pulley to the hub by connecting the hub coaxially arranged to the boss and firmly fixed on an end of a rotary shaft projecting outward from the boss and transmission of power is blocked when loaded torque of the auxiliary equipment exceeds a designated value, and a resin damper 14 arranged between the power transmitting member 10 and the pulley and elastically deforming by pushing with the power transmitting member. A plane damper pressed surface 28 orthogonal to a circle C centering an axis line of the rotary shaft is formed on the power transmitting member.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004246010-A (JP)
Title: Image forming apparatus
Inventor: OKAMOTO KEIJI
IPC: G03G15/00
Filed: 2003-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus which efficiently radiates heat from a heat source in the housing of the apparatus at a low cost and has a highly rigid constitution.  <P>SOLUTION: A plurality of ducts 42 through 45 for air circulation penetrating from the lower side to the upper side of a housing is provided at positions: near the installed position of a polygon motor for rotating a polygon mirror 11; except the optical path region of each of laser beams L1 to L4 in the housing for scanning a plurality of photoreceptors for forming color image with beam; and substantially symmetrical with respect to the center O which is located at the center of the installed position of the polygon motor, and in a direction substantially orthogonal to a plane to be scanned with beam of respective photoreceptors and further, a plurality of ducts 46 to 49 for air circulation are provided in the vicinity of laser beam sources 1 to 4.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004243230-A (JP)
Title: Garbage disposal unit
Inventor: KIMIHIRA ATSUSHI
IPC: F26B25/00
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the generation of noise by a motor or the like and noise such as operation noise in the stirring of garbage till retiring to rest to thereby avoid the disturbance of the retiring to rest by performing the start of operating a garbage disposal unit after the retiring to rest.  <P>SOLUTION: An ON timer set switch 25 with which the operation is started after a fixed time from the input of a power source ON switch 23 in an operation part 22 provided on a body cover 2 is provided. When there is no input of the ON timer set switch 25 within a prescribed time A after the input of the power source ON switch 23, the operation is started after the passage of the prescribed time A.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004244761-A (JP)
Title: Frame of yarn twister
Inventor: KIMURA TATSUO
IPC: D01H1/16
Filed: 2003-02-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide a frame of a yarn twister by which problems of distortion caused when the frame is formed by welding, a transportation cost, a coating cost, a storage cost and the like, and a problem of dimensional accuracy when a monobolt is used are solved.  <P>SOLUTION: The frame of a yarn twister is obtained by separating end parts 20 and beam parts 31, 32, 33, 34 and 35 of the frame of the yarn twister into separate members, and installing positioning and fixing members 21, 22, 23, 24 and 25 for positioning and fixing the end parts and the ream parts between them.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004246281-A (JP)
Title: Ultrahigh specific refractive index difference waveguide type optical component
Inventor: IMOTO KATSUYUKI
IPC: G02B6/32
Filed: 2003-02-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide an ultrahigh specific refractive index difference waveguide type optical component attaining miniaturization and cost reduction by connecting an optical fiber and a light guide in low loss.  <P>SOLUTION: The ultrahigh specific refractive index difference waveguide type optical component connects the coated fiber layer 3 of an optical component body 5 consisting of the light guide with a high specific refractive index difference and the coated fiber 7 of the optical fiber 6 with a low specific refractive index difference. An optical fiber spot size conversion part 9 consisting of a plurality of substantially spherical lens media 9a, 9b is formed so that the refractive index is changed to be gradually high toward the side of the optical component body 5 in the coated fiber 7 in the neighborhood of a connection part with the optical component body 5 of the optical fiber 6, and spot size of signal light propagated over the optical fiber 6 and the optical component body 5 is agreed therewith.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004248592-A (JP)
Title: Tyrosinase inhibitor and method for producing the same
Inventor: KAWAKAMI TOSHIOKI
IPC: A61K8/00
Filed: 2003-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tyrosinase inhibitor having high inhibitory activity on tyrosinase, and to provide a method for producing the inhibitor through utilizing distillation residues produced in manufacturing brown sugar-based low-class distilled spirits.  <P>SOLUTION: The method for producing the tyrosinase inhibitor comprises the 1st step of contacting the distillation residues produced in manufacturing brown sugar-based low-class distilled spirits with an adsorbent consisting of an adsorptive resin and/or active carbon to selectively adsorb the tyrosinase inhibitor contained in the residues to the adsorbent and the 2nd step of eluting the tyrosinase inhibitor from the adsorbent by reaction of an eluting solution comprising a polar organic solvent and water on the resultant adsorbent.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004254182-A (JP)
Title: Control method and device for array antenna
Inventor: TAKIZAWA KENICHI
IPC: H01Q19/32
Filed: 2003-02-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control method and a device for an array antenna for quickening convergence speed and for improving a symbol error rate at the time of convergence as low in comparison with the conventional technology.  <P>SOLUTION: A radio signal to be transmitted is an m-phase PSK modulation signal, an adaptive controller 20 calculates and sets a reactance value of a variable reactance element which directs a main beam of the array antenna to the direction of a desired wave and directs null to the direction of an interference wave by updating the reactance value by using a norm function in which a calculated gradient vector becomes maximum and after that, updating the reactance value by using a norm function by a high-order moment ratio method as a function by dividing a square value of an absolute value of an average value of an m-th power value of a receiving signal in a prescribed period by an average value of a square value of an absolute value of the m-th power value of the receiving signal when repetition frequencies become the prescribed ones when the reactance value of the variable reactance element is calculated by using the steepest gradient method based on the receiving signal received by an excitation element A0 of an array antenna device 100.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004258736-A (JP)
Title: Information providing service
Inventor: NAGO HIDETADA
IPC: G06Q30/02
Filed: 2003-02-24
Abstract: <P>PROBLEM TO BE SOLVED: To provide an information system that enables a customer to print necessary information at hand by means of a small printer arranged on an information terminal and search for necessary information, and collects shopping information about the customer.  <P>SOLUTION: The information system comprises an authentication server for identifying a customer, an information management server for managing information to be provided, and the information terminal with radio communication means. Information in a customer card inserted into the information terminal is checked by the authentication server, and if the customer is authenticated, information is provided.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004229250-A (JP)
Title: Pwm signal interface system
Inventor: NAKAGAWA KOICHI
IPC: H04L25/49
Filed: 2003-01-21
Abstract: <P>PROBLEM TO BE SOLVED: To provide an interface system which can increase the transmission distance without degrading the signal, by the method of solving the problems of degraded signals, restriction on the transmission distance, and the cost of an interface between a main system and a powered speaker in audio signal transmission.  <P>SOLUTION: A transmitting part of an audio signal comprises a PWM modulator 10 constituting a digital amplifier. A PWM signal, which is the output of the PWM modulator 10, is transmitted to a receiving part via a balanced cable 20, according to low-voltage differential signaling and so on. In the receiving part, the received PWM signal is inputted directly or is subjected to analog signal reproduction, before inputted to a power amplifier. In this way, analog or digital audio signal is LVDS interfaced as a PWM signal, so that transmission can be made over a long distance with high quality at a low cost, without radiating spurious radio waves. Further, it is possible to control the volume and sound quality on the transmission side.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004255693-A (JP)
Title: Manufacturing method for inkjet recording material
Inventor: SUZUKI YUKIHIRO
IPC: B41M5/00
Filed: 2003-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method for an inkjet recording material, which enhances not only ink absorption and ink dryability but also glossiness by using silica with a smaller agglomerated-particle diameter.  <P>SOLUTION: This inkjet recording material is manufactured by wetly grinding wet process silica up to a secondary particle diameter of 0.05-0.5 μm by means of a high-speed agitator mill using a bead with a particle diameter of 0.1-0.65 mm as a medium, in the presence of a cationic dispersant with a weight-average molecular weight of less than 12,000.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004256447-A (JP)
Title: Fluorine-containing acrylate derivative having lactone structure and method for producing the same
Inventor: ISHIKAWA SHINICHI
IPC: C07D307/00
Filed: 2003-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a fluorine-containing acrylate derivative having lactone structure, which is expected to be useful as a raw material for a functional polymer, a medicine, an agrochemical, etc., and to provide a method for producing the same.  <P>SOLUTION: The method for producing the fluorine-containing acrylate derivative having lactone structure comprises reacting hydroxynorbornanelactone represented by formula (III) with an α-fluoroalkylacrylic acid derivative represented by formula (IV) (R is a 1-4C straight-chain or branched-chain alkyl group containing at least one fluorine atom; Y is an OH group or a halogen atom).  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004256703-A (JP)
Title: Elastomeric member and method for producing elastomeric member
Inventor: YAMAKITA SHOHEI
IPC: C08J7/04
Filed: 2003-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an elastomeric member, in which adhesiveness and bleeding of the surface are suppressed, not contaminating the circumference by powder and to provide a method for producing the elastomeric member.  <P>SOLUTION: A raw material composition obtained by adding 45.0 wt.% hydrogenated petroleum resin to 36.7 wt.% styrene-based elastomer and 18.3 wt.% softening agent used as a main component is kneaded, pelletized and then, molded by injection molding to provide the molded article. The molded article is charged into a surface-treating agent containing 5 wt.% fluorine-based oil and 95 wt.% fluorine-based volatile solvent. After the molded article is sufficiently immersed therein, the molded article is put in a bamboo-like basket and an excess surface-treating agent is shaken off and then, dried to provide the elastomeric member 1.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004258397-A (JP)
Title: Apparatus and method for image formation
Inventor: KONDO HIROSHI
IPC: H04N1/29
Filed: 2003-02-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus and a method for image formation that obtain information regarding the kind of a form where an image is to be formed and controls the amount of toner according to the surface structure of the paper kind to obtain excellent picture quality.  <P>SOLUTION: The image forming apparatus has an exposure means of forming a latent image on an image carrier electrified according to half-tone image data, an image carrier, a developing means of visualizing the latent image on the image carrier into a toner image, a transfer means of bringing the toner image on the image carrier into close-contact with a transfer material, a fixing means of fixing the visible image by fixing the toner image formed on the transfer material to the transfer material, an information acquiring means of acquiring information regarding the surface structure of the transfer material, a control means of performing control according to the acquired information so that a toner sticking amount is larger and larger as surface roughness is larger and larger, a transfer material kind acquiring means of acquiring information regarding the kind of the transfer material, and a database means of storing data regarding the surface roughness corresponding to the kind of the transfer material.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004257994-A (JP)
Title: Thermal lens absorption spectrophotometer
Inventor: KITATANI FUMITO
IPC: G01N25/16
Filed: 2003-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a thermal lens absorption spectrophotometer which does neither require a high accuracy in alignment to facilitate alignment work and nor require experienced skills in measurement to enable a simple, quick measurement and in which a disturbance hardly causes an influence to decrease an error in the measurement as much as possible.  <P>SOLUTION: An excitation light e is made incident on a sample 12 to form a gradient of a refractive index by heat, a probe light p is made to strike on the sample from a direction crossing the excitation light to measure the quantity of deflection of the probe light caused by the gradient of the refractive index and the absorbance of the sample is measured. The probe light is composed of two parallel beams, and a change in a detection signal caused by a disturbance is automatically corrected by obtaining the absorbance from the product of quantities of deflection of the two beams by a detection system 30. The detection system comprises e.g., a symmetrically-shaped reflector 32 reflecting the two beams in opposite directions to each other, linear position sensors 34 and 36 receiving the two beams and a multiplier 38 for obtaining the product of the detection signals from them.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004263008-A (JP)
Title: Anti-fogging agent composition and anti-fogging agent using the same and used for bathroom
Inventor: TANAKA HIROKI
IPC: C09D133/04
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an anti-fogging agent composition having a fast acting property on the surfaces of substrates, excellent hydrophilicity, excellent durability, excellent water resistance, excellent stain resistance and excellent appearance after dried, and to provide an anti-fogging agent using the same and used for bathrooms.  <P>SOLUTION: This anti-fogging agent composition is characterized by containing the following components (A), (B), (C) and (D) as essential components, and the anti-fogging agent using the same and used for bathrooms. (A) A cationic water-soluble polymer obtained by polymerizing only a cationic (meth)acrylate. (B) A (meth)acrylamide-based cationized water-soluble polymer obtained by copolymerizing two or more monomers selected from the group consisting of nonionic (meth)acrylamide-based monomers and cationic (meth)acrylate-based monomers. (C) A surfactant. (D) A solvent.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004264502-A (JP)
Title: Parameter setting device and program for realizing parameter setting method
Inventor: MIYATA TOMOMI
IPC: H04R3/04
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a parameter setting device that makes it easy to wholly change parameter values set for respective bands in such a case while holding the current state of the parameter values and a program for realizing a parameter setting method.  <P>SOLUTION: When a user moves a cursor C to the left or right while setting the cursor C at an operation element part of a slider 75a and dragging it, operation element parts of sliders 75b and 75c of other bands also move in the same direction by a quantity corresponding to the movement quantity. When link operation is in an OFF state (represented by, for example, normally displaying a link button 77), a value of a parameter of one band is varied and only the value of the parameter is varied, but values of parameters of the same kind of other bands are not varied.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004263322-A (JP)
Title: Method for reinforcing paper and porous material having similar structure and treating solution therefor
Inventor: MORITA TSUNEYUKI
IPC: D21H19/12
Filed: 2003-02-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for reinforcing paper and a porous material having similar structure, with which even a reinforcing agent that is water-soluble but insoluble in an organic solvent is applied to an object to be treated by using an organic solvent as a medium and to obtain a treating solution therefor.  <P>SOLUTION: The reinforcing agent that is water-soluble but insoluble in an organic solvent is dissolved in water to give an aqueous solution and the aqueous solution is uniformly dispersed into the organic solvent to give a dispersion, which is used as the treating solution. The treating solution is sprayed on paper or a porous material having similar structure being the object to be treated by a spraying machine.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004233940-A (JP)
Title: Image display device
Inventor: TAKAHASHI YOSHIHIRO
IPC: G03B21/00
Filed: 2003-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image display device having structure in which an optical part where light from a light source is directly inputted is independently cooled.  <P>SOLUTION: The image display device is equipped with a white light source 1, an elliptic mirror 2 which makes a secondary light source, a light tunnel 3 which is arranged adjacent to the secondary light source, a color filter 4 which is arranged adjacent to the other end of the light tunnel, a condenser lens 5 through which light beam passing through the filter 4 passes, a planar mirror 6 which reflects light beam passing through the condenser lens, a spherical mirror 7 which further reflects light beam passing through the mirror 6, a DMD 8 in which a large number of pixels are two-dimensionally arranged and light reflected by the mirror 7 is made incident on the pixels and which makes on/off state by changing an output angle of the reflected light by changing inclination of the micromirrors of a large number of the pixels, and a projection lens 9 which expands and projects reflected light from the micromirror of the pixel being an on-state. Further the device has a first cooling member for cooling the white light source 1 from its side face and a second cooling member for cooling an irradiation part of the white light source from its side face to individually cool the white light source and the optical part arranged at the white light source. Thereby the optical part can be prevented from being overheated and can be locally cooled to enable the device to be miniaturized.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004271779-A (JP)
Title: Objective lens for optical microscope observation
Inventor: OGINO HIROYUKI
IPC: G02B21/02
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an objective lens for optical microscope observation capable of obtaining a desired clear and high-resolution picture by restraining the influence of irregular reflection as small as possible.  <P>SOLUTION: The objective lens consists of a front group G, a middle group M, and a rear group B, and is provided with an iris diaphragm S capable of consecutively changing the diameter of an aperture at the focal position 12 of an optical system obtained by composing the front group F and the middle group M, and is constituted so that the position 12 is the front focus of the rear group B. By adjusting the diaphragm S, numerical aperture is consecutively changed, and a telecentric condition is always kept on a sample side even when the numerical aperture is consecutively changed.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004270290-A (JP)
Title: Drainage trap piping
Inventor: KANO JINKO
IPC: E03C1/284
Filed: 2003-03-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide drainage trap piping which can carry out the cleaning of a pipe at a downstream location of a trap by a Kantool method or a high-pressure water cleaning method by performing operation from inside the drainage trap piping, and particularly from inside a drain port.  <P>SOLUTION: The drainage trap piping is provided for discharging drainage from the drain port 1 formed on the bottom surface of a tank body, and formed of the drain port 1, the trap 2 arranged on the downstream side of the drain port 1, a trap upstream pipe connecting the drain port 1 to the trap 2, and a trap downstream pipe connecting the trap 2 to an underfloor pipe. Further the drainage trap piping is comprised of a bypass pipe line which is formed in the drain port 1 and extends from the drain port 1 to the trap downstream pipe without passing the trap 2, and a cap member 3 detachably attached to the bypass pipe line for watertightly blocking the bypass pipe line.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004273826-A (JP)
Title: Photoelectric converter and its fabricating process
Inventor: NUNOI TORU
IPC: H01L31/04
Filed: 2003-03-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photoelectric converter which is fabricated inexpensively by a convenient and simple process, and in which photoelectric conversion efficiency is enhanced while reducing surface recombination on the periphery of an electrode by ensuring the cross-sectional area of the electrode while reducing the occupation area thereof by reducing the width of the electrode depending on the structure and fabrication process of the electrode, and also to provide its fabricating process.  <P>SOLUTION: In a photoelectric converter comprising a first conductivity type semiconductor substrate 2 having two kinds of second conductivity type layers 3 and 7 of different dopant density on the light receiving surface, a light receiving surface electrode 6, and a rear surface electrode 9, a recess is formed in the light receiving surface of the semiconductor substrate 2, the second conductivity type layer 7 having a high dopant density is arranged on the inner surface of the recess, and the light receiving surface electrode 6 is formed in contact with the second conductivity type layer 7 having a high dopant density.  <P>COPYRIGHT: (C)2004,JPO&NCIPI