baber/WOPTO huggingface dataset:
Patent KR-20030097190-A (KR)
Title: Ferrule manufacturing process and device
Inventor: LEE BANG SU
IPC: B21D53/88
Filed: 2002-06-20
Abstract: PURPOSE: A method and an apparatus for manufacturing ferrule are provided to manufacture the ferrule for connecting rubber hose and metal pipe having different diameter to each other using an existing metal pipe as a material to be processed. CONSTITUTION: The method comprises cutting process of obtaining a base material by properly cutting a long metal pipe correspondingly to length of ferrule to be manufactured; first forming process of obtaining first formed material an upper part of which is formed in a semicircular shape by press forming the base material using an upper operating die so that an upper part of the base material is reduced in a semicircular shape after setting up the base material obtained from the cutting process on a lower fixing die of first forming unit; second forming process of obtaining second formed material an upper circumferential part of which is formed flat, and a central part of which is formed in a cone shape by press forming the first formed material using an upper operating die in the state that the first formed material passing through the first forming process is inserted between supporting protrusions of lower fixing die of second forming unit, thereby pressing the first formed material in such a way that an upper circumferential part of the first formed material is flattened, and a central part of the first formed material has a mountain shaped cross section; third forming process of obtaining third formed material an upper part of which is formed flat by pressing an upper part of the second formed material with a flat pressing surface of an upper operating die in the state that the second formed material passing through the second forming process is inserted between supporting protrusions of lower fixing die of third forming unit; and fourth forming process of completing the ferrule by punching the third formed material using punch protrusion of upper operating die in the state that the third formed material passing through the third forming process is inserted between supporting protrusions of lower fixing die of fourth forming unit, thereby penetrating a hole of a certain diameter on an upper central part of the third formed material.
Patent KR-20030097237-A (KR)
Title: Method of preparing catyalyst for polymerization of aliphatic polycarbonate and method of polymerizing aliphatic polycarbonate
Inventor: KIM GI SU
IPC: C08G64/02
Filed: 2002-06-20
Abstract: PURPOSE: Provided are a process for producing a catalyst, having high activity, for polymerizing aliphatic polycarbonate by using an amphoteric block copolymer as a templating agent and a process for polymerizing the aliphatic polycarbonate by using the catalyst. CONSTITUTION: The catalyst for polymerizing the aliphatic polycarbonate is produced by reacting a zinc precursor and an organic dicarboxylic acid in a solution containing 1-20pts.wt.(based on the solvent of 100pts.wt.) of the templating agent which is the amphoteric block copolymer as a non-ionic surfactant, wherein the templating agent is selected from the group consisting of polyoxyethylene-polyoxypropylene-polyoxyethylene, polystyrene-polyoxyethylene, polystyrene-poly-2-vinylpyridine, polymethylmethacrylate-polyoxyethylene, polystyrene-polybutadiene-polystyrene, and etc. And the aliphatic polycarbonate is polymerized by copolymerizing alkyl oxide with carbon dioxide in the presence of the catalyst.
Patent KR-20030097548-A (KR)
Title: Manufacturing method of high-tension steel for line pipe having excellent tenacity at low temperature
Inventor: JIN GYEONG BEOM
IPC: C22C38/04
Filed: 2002-06-21
Abstract: PURPOSE: A method for manufacturing high tensile steel product for line pipes having superior impact toughness at low temperature is provided to secure superior impact toughness at low temperature and reduce cost by replacing vanadium (V) with chromium (Cr) in constituents of a conventional high tensile steel product for line pipes. CONSTITUTION: The method comprises the processes of spheroidizing annealing the molten steel using an inclusion of Ca-Si when vacuum degassing molten steel comprising 0.04 to 0.07 wt.% of C, 1.40 to 1.70 wt.% of Mn, 0.15 to 0.25 wt.% of Si, 0.010 wt.% or less of P, 0.003 wt.% or less of S, 0.040 to 0.060 wt.% of Nb, 0.010 to 0.025 wt.% of Ti, 0.10 to 0.30 wt.% of Mo, 0.20 to 0.35 wt.% of Ni, 0.15 to 0.25 wt.% of Cr and a balance of Fe and other inevitable impurities; and heating, rolling and cooling the spheroidizing-annealed slab under the conditions that a reheating temperature is 1,160 to 1,185 deg.C, a reduction ratio is 25% or more during rough rolling at final pass, a bar thickness is 45 to 55 mm, a rough rolling finishing temperature is 880 to 920 deg.C, a finishing temperature of finish rolling is 780 to 820 deg.C, and a coiling temperature is 540 to 590 deg.C.
Patent KR-20040000200-A (KR)
Title: Front panel driving apparatus for car audio
Inventor: PARK BYEONG TAE
IPC: B60R11/02
Filed: 2002-06-24
Abstract: PURPOSE: A device for driving a front panel of audio equipment for a vehicle is provided to enable a user easily to push buttons by installing a display unit at the front of the front panel. CONSTITUTION: A device for driving a front panel(20) of an audio equipment for a vehicle is composed of a drive motor(31) having a driving shaft(32) of which a first bevel gear(33) is formed at the end, a first rotary shaft(35) having a second bevel gear(34) engaged with the first bevel gear and a worm gear(36), a second rotary shaft(38) rotatably coupled to both sides of the front of a main chassis(10) and having a worm wheel(37) engaged with the worm gear, and the front panel. The front panel rotates on the second rotary shaft, and opens/closes the main chassis.
Patent KR-20030007101-A (KR)
Title: Laminated film for cof and film carrier tape for cof
Inventor: IGUCHI YUTAKA
IPC: C09J7/02
Filed: 2002-07-10
Abstract: PURPOSE: To provide a laminated film for a COF capable of good alignment the case of mounting an IC chip, a printed board or the like without problems such as peeling strength, resistance to migration or the like and to provide a COF film carrier tape. CONSTITUTION: The laminated film for the COF comprises a structure in which a conductor 11 and an insulating layer 12 are laminated. A light transmittance of the layer 12 of an etched region of the conductor 11 is 50% or more.
Patent KR-20030009154-A (KR)
Title: Semiconductor device
Inventor: ARAKI TORU
IPC: H03K17/56
Filed: 2002-07-15
Abstract: PURPOSE: A semiconductor apparatus is provided to prevent a power device from malfunction even when a dv/dt transient signal is supplied with time difference. CONSTITUTION: A semiconductor apparatus is provided with a level shift circuit(100), a half bridge type power device made of power devices(12,13) connected with each other, installed between the positive and negative pole of a power supply(PS), wherein the power device is made of an insulating gate type bipolar transistor, a plurality of diodes(D1,D2) connected to the power devices with reverse-parallel, respectively, and a load part, such as a motor, connected to a connection point(N1) generated between the power devices.
Patent KR-20040008549-A (KR)
Title: reservation method which uses a radio communication system
Inventor: CHA GEON EOP
IPC: H04B7/26
Filed: 2002-07-18
Abstract: PURPOSE: A reserving method using a wireless communication system is provided to automatically inform a service provider that a user making a reservation is in the same cell as the service provider, thereby enabling the service provider to perceive situations of the user. CONSTITUTION: A wireless communication provider(CS) confirms whether a customer is in the same cell(S31). The wireless communication provider(CS) informs a wireless terminal of a service provider(S) of a position of the customer and arrival time(S32). After the customer enters the corresponding cell, the wireless communication provider(CS) informs the service provider(S) of the customer's position at certain intervals(S33). When informing the service provider(S) of the customer's position, character information is transmitted to a cellular phone of the service provider(S) by using a short message service.
Patent KR-20040009887-A (KR)
Title: Mixing device of disappearance typed simple toilet
Inventor: JANG RAE SEON
IPC: A47K11/00
Filed: 2002-07-26
Abstract: PURPOSE: An agitator for use in a disappearance typed simple toilet is provided to improve decomposition speed and decomposability of human waste in a tank filled with a decomposing agent. CONSTITUTION: The agitator for use in a disappearance typed simple toilet includes a tank(10), and a pair of shafts(12) for agitating or rotating human waste and a decomposing agent inside the tank(10). The lower part of the tank(10) is inclined at about 5 degrees, and divided into two sides. Two shafts(12) are installed horizontally in the tank(10), and rotate to the side by an operator. Many fixed bars(14) are fixed vertically in the shafts(12), and an agitating wing(15) is mounted on the front end of each of the fixed bars(14). A urine discharger(30) having a urine discharging hole(33) is disposed at the lower part of the tank(10).
Patent KR-20040011734-A (KR)
Title: Monitor having an external television tuner
Inventor: KWON YEONG HYEON
IPC: G06F1/16
Filed: 2002-07-30
Abstract: PURPOSE: A monitor capable of being mounted with an external television tuner is provided to selectively connect a TV or a PC by using one input port. CONSTITUTION: A microcomputer(220) has a PC(Personal Computer)/TV selection terminal for outputting a selection signal selecting a TV or a PC. A combined PC/TV input port(250) selectively connects a PC connector(270) or a tuner connector(280). A switching unit(260) is connected between the microcomputer and the combined PC/TV input port, and it is switched by the selection signal inputted from the PC/TV selection terminal of the microcomputer to selectively output a predetermined signal inputted to the combined PC/TV input port to a specific terminal of the microcomputer.
Patent KR-20040013493-A (KR)
Title: A press with cutting machines
Inventor: LEE JAE IL
IPC: B30B15/08
Filed: 2002-08-07
Abstract: PURPOSE: A press device having a cutting machine is provided to reduce the size of the press device and to improve productivity by additionally installing the cutting machine for cutting a material. CONSTITUTION: In a press device(1), a cutting machine(100) is installed at one side of a press body(200), and cuts a material(20) discharged from the press body. The cutting machine includes an arm(111) supported by an upper die, a pressing unit(110) having a plurality of pressing members(112), a cutter unit(120), a lower support unit(130), and a guide member(140). The cutter unit includes an upper body(122) having a cutter(121) and a plurality of guide holes, a plurality of return springs(126) installed between the bottom of the upper body and a lower die(131), and a compressing member(127) compressing the material. The lower support unit includes a plurality of guides(132) inserted into the guide holes, and a spring(133) fit into the guide.
Patent KR-20040016169-A (KR)
Title: A device and a method of measuring eyesight with mobile phone
Inventor: LEE CHEOL HO
IPC: H04B1/40
Filed: 2002-08-16
Abstract: PURPOSE: A portable terminal for eyesight measurement and a method for operating the same are provided to measure a user's vision by using the display part of a mobile terminal. CONSTITUTION: A control part judges whether a control signal for the operation of an eyesight measurement mode is inputted from a dial part(S100). In case that the eyesight measurement mode works as the control signal is inputted, the control part controls a distance measurement part, measures and stores the distance from a user(S110), and displays a preset pattern through a display part(S120). The control part judges whether the displayed pattern is changed for eyesight measurement(S130). In case that the displayed pattern is changed for eyesight measurement, the control part displays various patterns of various sizes according to a control signal supplied from the dial part and stores associated results(S140). The control part judges whether the present displayed pattern is the pattern of the smallest size(S150). If the present displayed pattern is the smallest pattern, the control part calculates a distance value and a pattern size value according to a control signal supplied from the dial part and outputs a calculated eyesight measurement value to the display part(S160).
Patent KR-20040018788-A (KR)
Inventor: JUNG KWANG JONG
IPC: A61F6/04
Filed: 2002-08-27
Abstract: PURPOSE: Provided is a condom having functional effect of continuously maintaining a desirable form available to disabled persons in erection by adapting a shape-retaining element, thereby to give convenience and satisfaction in use of the same. CONSTITUTION: The condom comprises a hollow portion(11) extending up to an entering portion(12) at an end; an outer surface element(10) for retaining a desirable shape; and a shape-retaining element(20) having desired thickness and length to wind sexual organ of a user inside the outer surface element(10) and to be closed to the hollow portion(11). The condom is utilized by firstly winding the sexual organ with the shape-retaining element(20) and closely contacting the outer surface element(10) to the wound organ.
Patent KR-20040018834-A (KR)
Inventor: FUTTERER BODO
IPC: F16H1/28
Filed: 2002-08-27
Abstract: PURPOSE: A planet gear is provided to reduce backlash to the utmost by enabling radial movement of a planet wheel in a direction of approaching a sun wheel. CONSTITUTION: A planet gear includes a planet carrier(2) rotating around a rotating shaft(1); at least one planet wheel(3) arranged on the planet carrier; a sun wheel(4); and a ring gear(5). The planet wheel moves at least in the radial direction around the rotating shaft of the planet carrier. The ring gear is divided into two parts on a plane perpendicular to the rotating shaft of the planet carrier. Two half parts(5',5'') of the ring gear rotate relatively and the planet wheels are moved in the radial direction toward a direction of approaching the sun wheel, to reduce backlash.
Patent KR-20040020135-A (KR)
Title: A switch device of head lamp for up-right type vacuum cleaner
Inventor: YOO BYEONG DO
IPC: A47L9/30
Filed: 2002-08-29
Abstract: PURPOSE: A device for switching a head lamp for an up-right type vacuum cleaner is provided to reduce the consumption of electricity by switching on the head lamp when a user performs cleaning actually. CONSTITUTION: A device(40) for switching a head lamp is composed of a cylindrical tube(42) horizontally formed in a cleaner body, a shaft(44) installed in the cylindrical tube, a guide(46) rotatably installed at the shaft, a weight(46a) fixed to the guide and always facing downward, a balancing plate(46b) preventing the weight from shaking, a first terminal(48a) installed at the outer circumference of the weight, and a second terminal(48b) installed at the inner circumference of the cylindrical tube. The second terminal is electrically connected to the first terminal and switches on the head lamp when the cleaner body rotates to a suction nozzle.
Patent KR-20040021054-A (KR)
Title: Apparatus for driving a speaker for driver's personal use and method thereof
Inventor: CHOI IN YEONG
IPC: H04R3/12
Filed: 2002-09-02
Abstract: PURPOSE: An apparatus and a method for operating a driver speaker are provided to enhance the security by operating automatically a driver speaker selection switch to operate only the driver speaker before and after the announcement. CONSTITUTION: An apparatus for operating a dedicated driver speaker includes a driver speaker selection switch, a sensor unit(20), a relay(90), a control unit(30), and a relay driver circuit(70). The driver speaker selection switch is installed at a front side of a car audio unit. The sensor unit(20) senses an operating state of an announcement tape. The relay(90) is used for switching an output state of a voice signal of the car audio unit. The control unit(30) performs a control operation to operate selectively the driver speaker according to the announcement. The relay driver circuit(70) is used for operating the relay according to the control signal of the control unit.
Patent KR-20040021282-A (KR)
Title: A method for heat treatment of the ferroelectric crystal substrate
Inventor: KOULOGI MOTONOBOO
IPC: G02B6/10
Filed: 2002-09-03
Abstract: PURPOSE: A method of performing heat treatment for ferroelectric crystalline substrate is provided to improve the surface roughness of LiNbO3 single crystalline substrate by heating the LiNbO3 single crystalline substrate and controlling the atomic step height. CONSTITUTION: A ferroelectric crystalline substrate having a hexagonal crystalline structure is heated under the temperature of 900 or more degrees centigrade. The atomic step height of each crystalline axis is controlled according to relative positions between each ion of ferroelectric crystalline. The atomic step height of a z-axis direction corresponding to a grating constant is controlled at the z-axis direction of the crystalline axes. The atomic step height of an x-axis direction corresponding to the length on a plane is controlled at the x-axis direction of the crystalline axes. The atomic step height of a y-axis direction corresponding to the length on the plane is controlled at the y-axis direction of the crystalline axes.
Patent KR-20040021357-A (KR)
Title: oxygen generator for air-conditioner
Inventor: BAE IL HO
IPC: F24F1/00
Filed: 2002-09-03
Abstract: PURPOSE: An oxygen generator for an air conditioner is provided to form variable air channels in cases for increasing the nitrogen collecting rate to increase the oxygen content in the air, and mount the oxygen generator simply in a small place. CONSTITUTION: An oxygen generator for an air conditioner includes an oxygen supply module(70) connected to a discharge hole of a compressor(60) for increasing the oxygen content in the air supplied from the compressor. The oxygen supply module includes collecting powder(73) for increasing the oxygen content in the air by collecting nitrogen in the air, and a flexible element(71) receiving the collecting powder and connected to the compressor at a side for passing suction air from the compressor to the other side. The flexible element is a bellows hose.
Patent KR-20020075762-A (KR)
Inventor: KIM SUNG WOO
IPC: A47B31/02
Filed: 2002-09-03
Abstract: PURPOSE: A sectional table with a refrigeration function is provided to allow a user to conveniently keep foods in a fresh cool condition on the table directly and to separately use the table into a general table and a refrigerator at needs. CONSTITUTION: The sectional table(1) with a refrigeration function comprises an upper panel(2) and an independent small refrigerator(3) assembled under the one side of the upper panel to bear a weight of the upper panel. The top surface of the refrigerator is formed with a cool air discharge hole, a cool air return hole and a cool air circulating switch(12). In addition, a blowing fan for blowing cool air generated by a refrigerants cycle action of the refrigerator is fixed within the refrigerator so that the cool air is circulated toward a space inside a cover(13) disposed on the upper panel of the table.
Patent KR-20030022083-A (KR)
Inventor: SUZUKI TOSHIMASA
IPC: H04N1/00
Filed: 2002-09-07
Abstract: PURPOSE: To provide an image forming apparatus that can realize space saving without compromising visibility of a discharged sheet and extraction operability. CONSTITUTION: The image forming apparatus is characterized in such that the image forming apparatus comprises an image read section 1 for reading an image, an image forming section 2 placed under the image read section 1 to form an image on a sheet, and the image read section 1 has a sheet discharge section 22 placed above the image read section 1, an original carrying section 63 for carrying originals, an original tray section 62 opened/closed upward with respect to the original carrying section 63 and acting like an original retainer section for retaining the originals and a discharge tray section 64.
Patent KR-20040023213-A (KR)
Title: The Structure For Transferring Paper Of Digital Printing Machine
Inventor: CHOI GWAN SU
IPC: B41J11/00
Filed: 2002-09-11
Abstract: PURPOSE: A paper feeding structure of a digital printing machine is provided to precisely perform printing work by preventing vibration or twist phenomenon of papers through installing a horizontal roller between a base and a feeding roller. CONSTITUTION: A first feeding roller(102) is installed at a lower rear surface of a leg(100) and a second feeding roller(104) is installed in a fixing frame(130) aligned in a diagonal direction with respect to the first feeding roller(102). A first horizontal roller(106) is installed at a lower portion of the second feeding roller(104). A guide frame(140) having a guide hole(142) is provided at a lower portion of the fixing frame(130). A fixing protrusion formed at both ends of the first horizontal roller(106) is inserted into the guide hole(142). A second horizontal roller(108) is installed at a front lower portion of the leg(100).
Patent KR-20030027723-A (KR)
Title: Substrate for semiconductor device and method of fabricating the same
Inventor: NAGANO HAJIME
IPC: H01L27/12
Filed: 2002-09-25
Abstract: PURPOSE: To provide a method for producing a substrate of semiconductor device, and a substrate of semiconductor device, having a flat surface between a region having an SOI structure and a region having no SOI structure in which crystal defect is suppressed on the surface. CONSTITUTION: The method for producing a substrate of semiconductor device comprises a step for forming patterned mask layers 35 and 42 on a semiconductor layer 32 insulated from a semiconductor substrate 12 by an insulation layer 22, a step for forming a trench 54 reaching the insulation layer by etching the semiconductor layer according to the pattern of the mask layer, a step for forming a side wall protective part 94 covering the side face of the trench by etching a protective layer 92 deposited thinner than the insulation layer on the semiconductor substrate, a step for etching the insulation layer from the bottom face of the trench to the semiconductor substrate, and a step for growing a single crystal layer 52 from the surface of the semiconductor substrate exposed by etching the insulation layer.
Patent KR-20030028377-A (KR)
Title: Musical tune playback method and portable device
Inventor: YAMAKI KIYOSHI
IPC: H04W88/02
Filed: 2002-09-25
Abstract: PURPOSE: To provide a portable telephone device which can reproduce and edit music while optionally varying the tempo and sound volume. CONSTITUTION: The portable telephone device having one or both of functions of reproducing and editing music has an operation input part 106 having keys for inputting setting information on various data and operation modes, an XY two-axial geomagnetic sensor 110 which detects a shake state of the portable telephone device main body, and a CPU 100 which changes the reproduction mode of music to be reproduced or edited according to the operation state of conductor's keys of the operation input part 1106 or the shake state of the portable telephone main body detected by the XY two-axial geomagnetic sensor 110.