baber/WOPTO huggingface dataset:
Patent KR-20020066215-A (KR)
Title: Lead-free solder and solder joint
Inventor: TANAKA YASUHISA
IPC: H05K3/34
Filed: 2002-02-08
Abstract: PURPOSE: A lead-free solder alloy of BGA balls which has improved resistance against thermal fatigue and suppresses the Ni or Cu diffusion from the bonding interface into the bulk of the solder is provided. CONSTITUTION: The lead-free solder contains, by mass percentage, from 1.0 to 3.5% of Ag, from 0.1 to 0.7% of Cu, from 0.1 to 2.0% of In, and the balance consisting of unavoidable impurities and Sn. The lead-free solder contains, by mass percentage, from 1.0 to 3.5% of Ag, from 0.1 to 0.7% of Cu, from 0.1 to 2.0% of In, and at least one element selected from the group consisting of from 0.03 to 0.15% of Ni, from 0.01 to 0.1% of Co, from 0.01 to 0.1% of Fe, and the balance consisting of unavoidable impurities and Sn. The solder joint comprises a Ni-based conductor; a bulk of lead-free solder, which contains, by mass percentage, from 1.0 to 3.5% of Ag, from 0.1 to 0.7% of Cu, and from 0.1 to 2.0 and, a Ni-Sn based intermetallic compound layer formed at an interface between the Ni-based conductor and the bulk of the lead-free solder. The solder joint comprises a Cu-based conductor; a bulk of lead-free solder, which contains, by mass percentage, from 1.0 to 3.5% of Ag, from 0.1 to 0.7% of Cu, and from 0.1 to 2.0 and a Cu-Sn based intermetallic compound layer formed at the interface between the Cu-based conductor and the bulk of the lead-free solder.
Patent KR-20030069246-A (KR)
Title: Oil-in-water nanoemulsions containing saturated and unsaturated lecithin and cosmetic composition containing the same
Inventor: HAN SANG HUN
IPC: A61K8/55
Filed: 2002-02-19
Abstract: PURPOSE: Provided are an oil-in-water nanoemulsion containing saturated and unsaturated lecithin and a cosmetic composition containing the same. Therefore, the nanoemulsion contains oil or bioactive ingredients and contains water. CONSTITUTION: An oil-in-water nanoemulsion having a particle size of 10-500nm is manufactured by using a mixture of saturated and unsaturated lecithin as a surfactant and adding oil or bioactive ingredient. The saturated and unsaturated lecithin is extracted from eggs or soybeans.
Patent KR-20030069326-A (KR)
Title: The method of chemical surface modification of polytetrafluoroethylene materials
Inventor: NOH IN SEOP
IPC: C08J7/00
Filed: 2002-02-20
Abstract: PURPOSE: A method for chemically modifying the surface of polytetrafluoroethylene material, its use and its apparatus are provided, to improve the biocompatibility by removing the fluorine on the surface of the polytetrafluoroethylene material to convert the hydrophobic surface into the hydrophilic surface. CONSTITUTION: The method comprises the steps of mixing any one selected from NaBH4 and NaH, any one selected from anthraquinone and its derivatives and any one anhydrous organic solvent selected from anhydrous dichloromethane, dimethylformamide and dimethylsulfoxide to prepare a reaction solution; adding polytetrafluoroethylene to the reaction solution and reacting them under the inert gas condition with irradiation of heat or UV at a temperature of 30-300 deg.C for 1-72 hours to remove fluorine from the surface of the polytetrafluoroethylene material by the electron exchange reaction; removing the remaining reactants and drying the product.
Patent KR-20030070759-A (KR)
Title: Family information management system use of internet
Inventor: CHOI BYONG HEE
IPC: G06F17/00
Filed: 2002-02-26
Abstract: PURPOSE: A family data management system is provided to construct a systematic, dynamic and documentary type family story including events and affairs which must be recorded in a family history. CONSTITUTION: The system comprises an authentication module(110), a family memorial contents production module(120), an ancestor memorial production module(150), a worldly wisdom contents production module(160), an output module(170), and a control module(180). The authentication module(110) authenticates accessing clients. The family memorial contents wisdom module(120) produces a documentary type family story on various family events, historical affairs, or children. The ancestor memorial production module(150) produces contents for cherishing the memory of ancestors. The worldly wisdom contents production module(160) produces the worldly wisdom contents based on the conducted life of ancestors. The output module(170) outputs various contents to terminals of clients. The control module(180) controls data flow of each module.
Patent KR-20030073620-A (KR)
Title: A Bending Machine of Simplex V Protocol Provided with a Coin Mechanism of MDB Protocol and an Interface Board therefor
Inventor: MYUNG NO SIN
IPC: G07F9/00
Filed: 2002-03-12
Abstract: PURPOSE: A vending machine of a simplex V protocol having a coin mechanism of an MDB(Multi Drop Bus System) protocol and an interface board for the vending machine are provided to improve the selectivity of the coin mechanism by connecting the vending machine using the simplex V protocol to the coin mechanism using the MDB protocol. CONSTITUTION: A coin mechanism(30) receives or transmits communication contents of an MDB protocol. A main control unit(20) receives or transmits communication contents of a simplex V protocol. An interface board(10) is provided between the coin mechanism(30) and the main control unit(20) and changes the communication contents inputted from the coin mechanism(30) to the simplex V protocol to output them to the main control unit(20). The interface board(10) changes the communication contents inputted from the main control unit(20) to the MDB protocol to output them to the coin mechanism(30).
Patent KR-20030077742-A (KR)
Title: High-Functioned pumpimg system
Inventor: KANG WOO SIK
IPC: F04D13/00
Filed: 2002-03-26
Abstract: PURPOSE: A high-performance pump structure is provided to rapidly extinguish fire by forming the central portion of a shaft of a dual pipe identical to a third pipe chamber while forming first and second pipe chambers in an impeller. CONSTITUTION: Eight-blades of an impeller are attached to a rotating shaft. Four-blades are attached to a rotating pipe and four-blades are installed in the rotating pipe, so that a space section is formed in the rotating pipe. Water moves forwards and backwards through the space formed in the rotating pipe, so that water pumping action is achieved, thereby exhausting water at high speed. A high-performance pump includes a fixing band and a case band for protecting the fixing band so that the center portion of the rotating shaft and an impeller case are fixedly maintained. The impeller case is fixed by means of a bearing such that the rotating shaft is easily rotated.
Patent KR-20030077892-A (KR)
Title: A skin massager
Inventor: CHO PIL HUI
IPC: A61H23/02
Filed: 2002-03-27
Abstract: PURPOSE: Provided is a skin massage device equipped with vibrating motor and a heat generating element, which generates vibration and heat simultaneously, emits infra-red ray at the massage part of the body, and prevents massage cream from flowing down. CONSTITUTION: The device comprises: an operation part(20) in a case(10) wherein a vibrating motor(24) and a switch(23) are placed and a massage part(30) at one side of the case(10) at the bottom of the operating part(20). A fixing groove(31) is fixed at the case(10), a fixed body is installed at the fixing groove(31). At the bottom part of the fixed body(32), a heat element is placed.
Patent KR-20030078348-A (KR)
Title: Airtight inspection apparatus
Inventor: JE HUI WON
IPC: G01M3/26
Filed: 2002-03-29
Abstract: PURPOSE: A sealing state inspecting device is provided to precisely inspect a sealing state of a vacuum chamber in short time by detecting gas leaked from a measuring member contained in the vacuum chamber. CONSTITUTION: A sealing state inspecting device(1) includes a vacuum chamber(2) for receiving a measuring member, a vacuum pump(3) for forming the vacuum chamber(2) in a vacuum state, a gas feeder(5) for feeding as to the measuring member, and a connector(6) detachably assembled to an inlet of the measuring member so as to maintain a sealing state of an assembling section. A control device(7) is provided to measure internal pressure of the measuring member. When the measuring member is in a vacuum state, the control device(7) stops a measuring member vacuum pump(4) and measures pressure of gas introduced into the measuring member so as to stop an operation of the gas feeder(5) when internal pressure of the measuring member exceeds a predetermined level. Gas leaked from the measuring member is detected by a gas detector(9).
Patent KR-20030081957-A (KR)
Title: A Multidomain Liquid Crystal Display Device And The Method For Manufacturing The Same
Inventor: CHOI YEONG SEOK
IPC: G02F1/1337
Filed: 2002-04-15
Abstract: PURPOSE: A multi-domain liquid crystal display and a method for fabricating the liquid crystal display are provided to change orientation of anisotropy liquid crystal having a negative dielectric constant to form multi-domain of the liquid crystal display. CONSTITUTION: A multi-domain liquid crystal display includes the first and second substrates(300,350), a gate line and a data line(306) formed on the first substrate to define pixel regions. The liquid crystal display further includes an organic insulating layer(307a) formed on the overall surface of the substrate including the data line and sloped, and a pixel electrode(309) formed at each of the pixel regions and formed being sloped on the organic insulating layer. The liquid crystal display also has the first alignment film(312) formed on the pixel electrode, the second alignment film(354) formed on a common electrode on the second substrate, and a liquid crystal layer(330) formed between the first and second substrates.
Patent KR-20030084070-A (KR)
Title: Dryer with cyclone
Inventor: HONG GYEONG SEOP
IPC: D06F58/10
Filed: 2002-04-24
Abstract: PURPOSE: A drier having a cyclone is provided to reduce manufacturing cost and weight by excluding a fin-structured condenser and a net-shaped filter and to prevent the reduction of drying performance caused by the blocking of the filter. CONSTITUTION: A drier having a cyclone is composed of a casing(11) having a housing space therein; a rotary drum(15) rotatably mounted with centering on a rotary shaft formed in the casing along the horizontal direction, wherein the laundry is housed; an air flowing tube(17) connected to the rotary drum to mutually communicate and flow the air came out of the side of the rotary drum into other side thereof; a blower fan(19) combined with the air flowing tube to mutually communicate at an outflow side of the rotary drum to return the air from the rotary drum through the air flowing tube into the rotary drum; at least one cyclone(21) arranged at the lower of the blower fan along the flowing direction of air to separate foreign materials and water contained in the air with turning air supplied from the blower fan; and a heating device disposed at the lower of the cyclone along the flowing direction of air to heat air flowed from the cyclone before air flows into the rotary drum.
Patent KR-20030088635-A (KR)
Title: Testing equipments and methods for high speed router using wep-based operation system
Inventor: JANG DONG MAN
IPC: H04L12/26
Filed: 2002-05-14
Abstract: PURPOSE: A test method of an HSR(High Speed Router) using a web-based operation system is provided to access the HSR through a network in a web-based operation terminal, and to selectively test many functions of the HSR, thereby confirming tested results. CONSTITUTION: An operation terminal accesses a web server built in a routing processor, and selects a function of an HSR system(S41). The operation terminal reads necessary system configuration management information from a shape DB(S42). The operation terminal loads the read information into a test module, and tests the selected function(S43-S46). The operation terminal classifies obtained data, and stores the classified data in a test result DB(S47). The operation terminal compares the tested data with reference data to decide normality, and stores the decided information in the test result DB. The operation terminal confirms a test program completion, and completes the test.
Patent KR-20030088663-A (KR)
Title: Retainer for sunvisor
Inventor: JU GIL BU
IPC: B60J3/02
Filed: 2002-05-14
Abstract: PURPOSE: A retainer for settling a sun visor is provided to remove noise in settling with a sun visor fixing tube by the elastic force and rotation of a ball bearing by mounting the ball bearing at a retainer narrowly fitting part, easily detach, and prevent the droop of the retainer by installing a droop preventing device for using a plate member and a fixing pin in a retainer body part. CONSTITUTION: A retainer(30) for settling a sun visor is composed of a retainer body part(11) of which the upside is fixed to an upper roof panel(25) of a vehicle by at least one settling pin, forming a circular arc-shape narrow fitting part(26) to settle a sun visor fixing tube to the lower side of the retainer body part at a predetermined part; a leaf spring member(12) mounted and separated at the rear of the narrow fitting part in the retainer body part at regular intervals to the shape of the narrow fitting part; a ball bearing mounting part(23) arranged along the periphery of the leaf spring at predetermined intervals to protrude some portion of a ball bearing(17) inward the narrow fitting part of the retainer body part; and a retainer droop preventing device comprising a plate member(14) horizontally installed at the lower side of the roof panel, a fixing pin(15) settling the retainer body part to the roof panel by using the plate member, and a spring member(19) disposed between the bottom of the plate member and the fixing pin.
Patent KR-20030089535-A (KR)
Title: Electro-cuter for surgical operation and the control methode
Inventor: CHOI YOON
IPC: A61B17/14
Filed: 2002-05-15
Abstract: PURPOSE: An operating electronic cutter and a controlling method thereof are provided to control the intensity of a cutting operation or the intensity of a coagulating operation according to an operating state by using a cutting intensity control button and a coagulation intensity control button. CONSTITUTION: An operating electronic cutter includes a controller(1) and a hand piece(3). The controller(1) is used for generating the electric charge or the high electric frequency or the heat in a surgically operating process by using electricity. The hand piece(3) is electrically connected to the controller(1). The hand piece(3) includes a body(4), a tip(5), a cutting button(9), a coagulation button(11), a cutting intensity control button(13), and a coagulation intensity control button(15). The tip(5) is combined with the body(4) and connected to the controller(1) in order to cut a tissue or coagulate blood. The cutting button(9) is used for generating selectively signals to the controller(1). The coagulation button(11) is used for generating selectively signals to the controller(1) in order to coagulate the blood. The cutting intensity control button(13) is used for generating an electric signal to control the intensity of the electric charge and the high electric frequency. The coagulation intensity control button(15) is used for generating an electric signal to control the heat.
Patent KR-20030097381-A (KR)
Title: Cooling Device for hot blast line
Inventor: KIM SEOK SSANG
IPC: C21B9/16
Filed: 2002-06-20
Abstract: PURPOSE: A hot blast pipe cooling apparatus is provided to suppress increase of temperature on the hot blast pipes by early detecting damage of hot blast pipes for supplying the produced hot blast into blast furnace after producing hot blast of high temperature to produce molten iron in the blast furnace. CONSTITUTION: The hot blast pipe cooling apparatus comprises a plural heating temperature sensors(30) installed on hot blast pipes composing blast furnace; a cold air supply part for supplying cold air into the respective hot blast pipes; a mist supply part comprising mist spray pump for supplying the generated mist by generating mist from cooling water tank, and mist supply pipe(41a) for moving the mist; a mixing part comprising cold air mist mixing pipe connected to the cold air supply part and mist supply part to make cold air mist by mixing the cold air with the mist, and a plural cold air mist supply hoses(52) for moving the cold air mist to the respective heating parts; a cooling part comprising cold air mist distribution main pipes(54) connected to the respective cold air mist supply hoses, and a plural cold air mist injection nozzles(58) connected to the respective cold air mist distribution main pipes to partially cool heating parts; and a control part for controlling the cold air supply part, mist supply part, mixing part and cooling part to supply cold air for first cooling and cold air mist for second cooling to the recognized heating parts by receiving temperature and position information of the respective heating temperature sensors.
Patent KR-20040001442-A (KR)
Title: An iron bridge pad have a disuse tire
Inventor: CHOI JIN HA
IPC: E01B19/00
Filed: 2002-06-28
Abstract: PURPOSE: A steel pad of a railway bridge using a waste tire is provided to extend the life of a railway bridge by reducing the breakdown caused by the traveling noise of a train and the vibration transferred to steel. CONSTITUTION: The steel pad of a railway bridge using a waste tire contains: rugged pads(2a) made of powdered waste tire and fitted to an I-steel horizontal unit and an H-steel vertical unit of an I-steel and an H-steel which form a railway bridge; plate pads(1a) made of powdered waste tire and adhered to an I-steel vertical unit and an H-steel horizontal unit of an I-steel and an H-steel; and an incline(5) formed to make a contact area of the rugged pad(2a) and the plate pad(1a), and a contact area of the rugged pad and the plate pad at right angles to each other, so that the I-steel and the H-steel are covered with pads to reduce oscillatory noise and thermal transformation.
Patent KR-20040009207-A (KR)
Title: Refrigerator
Inventor: AHN SEONG JIN
IPC: F25D23/00
Filed: 2002-07-22
Abstract: PURPOSE: A storage unit is provided to separately keep drinking water, cooled or warmed food, drink vessels, and others in several independent storage rooms to be opened and shut like a drawer. CONSTITUTION: A storage unit comprises a body(10) with plural partitioning walls horizontally disposed, and plural independent storage rooms separately disposed to the front of the body by the plural partitioning walls. The front and bottom faces of the body are open. The storage rooms are slidably opened and shut by moving like a drawer. The independent storage rooms keep objects cold and warm by at least one Peltier element installed inside the body. The independent storage rooms comprises a drinking water storage room(20) disposed to the upper part of the body; a cooling/warming storage room(30) disposed to the middle part of the body; and a drink storage room(40) disposed to the lower part of the body.
Patent KR-20040009621-A (KR)
Title: Liquid Crystal panel fixing structure of Liquid Crystal Display module
Inventor: KIM HYO JIN
IPC: G02F1/1333
Filed: 2002-07-24
Abstract: PURPOSE: A structure for fixing a liquid crystal panel of an LCD(Liquid Crystal Display) module is provided to improve the productivity by reducing parts and work processes, and prevent ripples and glass crack generated by interference between an upper chassis and a liquid crystal panel. CONSTITUTION: A shield cover(402) is connected following a circumference of a polarizing cover(201) which is attached to an external surface of an upper plate of a liquid crystal panel. The shield cover is fixed by being surrounded by a lower frame in a state that the liquid crystal panel is inserted into the lower frame. At this time, a connection part(201a) between the polarizing cover and the shield cover is attached to the side of the lower frame to fix the liquid crystal panel at the lower frame.
Patent KR-20040009922-A (KR)
Title: Baking machine
Inventor: KWON YONG HYEON
IPC: A21B3/04
Filed: 2002-07-26
Abstract: PURPOSE: Provided is a bread baking machine to cut down manufacturing cost, make it easy to assemble and to improve a cooling efficiency of a cooling fan. CONSTITUTION: The bread baking machine comprises a main case(3) with a parts chamber; a rear bracket(30) being connected to the main case(3) to form a rear wall surface of the parts chamber; a blowing opening(31) being formed in the rear bracket; and a cooling fan(70) for sending air to the parts chamber through the blowing opening(31), the cooling fan being mounted to the rear bracket(30) to be positioned in the rear of the blowing opening(31). The rear bracket(30) comprises an outlet(33) for discharging the air flowed in through the blowing opening(31). The cooling fan(70) is provided with a screw passing hole at each corner area, and the rear bracket(30) is provided with a screw engaging hole at a position corresponding to the screw passing hole.
Patent KR-20040014711-A (KR)
Title: Ultra power saving type door lock
Inventor: AHN TAE HO
IPC: E05B49/00
Filed: 2002-08-10
Abstract: PURPOSE: An ultra low power door is provided to have an excellent effect that it is used above at least 9,600 - 15,000 times when initial 4 number of 1.5V battery are set on the power block. CONSTITUTION: An ultra low power door includes a microcomputer(10), a memory(70), a motor(90) and a main slip mode switch(SM). The microcomputer(10) controls LCD display block(31) a voice output block(32) and motor driver(40) by receiving the power from the power block(20). The memory(70) stores the signal of the RF card(51) through the RF recognition block(50) for authenticating through the microcomputer(10) and the signal of the key pad(60). The motor(90) drives the lock/unlock unit(80) when it is forward driven or backward driven by the motor driver(40). And, the main slip mode switch(SM) performs the cut-off of the overall power of the power block(20) when the microcomputer(10) does not operate.
Patent KR-20040017039-A (KR)
Title: Integrated circuit device capable of optimizing operating performance according to consumed power
Inventor: LEE BYEONG HUN
IPC: G06F1/32
Filed: 2002-08-20
Abstract: PURPOSE: An IC optimizing performance according to consumed power is provided to obtain the optimized performance by controlling a period of clock signal according to the consumed current. CONSTITUTION: An IC optimizing performance according to consumed power includes a plurality of IP(Intellectual Property), a supply voltage line, a voltage conversion circuit, and a clock generation circuit(160). The supply voltage line is used for applying the internal supply voltage to the IP. The voltage conversion circuit is used for applying the external supply voltage to the supply voltage line according as the internal supply voltage is lower than the reference voltage. The clock generation circuit(160) generates a clock signal to the IP and changes a period of the clock signal in response to the amount of current applied to the supply voltage line.
Patent KR-20040020657-A (KR)
Inventor: HWANG JI SIK
IPC: F25C1/10
Filed: 2002-08-31
Abstract: PURPOSE: An ice maker is provided to prevent damages to the ice maker, and to enhance the performance during ice making operation and ice removing operation. CONSTITUTION: An ice maker comprises a pair of pulleys(10a,10b) spaced apart from each other; a driver(20) for rotating the pulleys; a plurality of tray cells having a plurality of ice making grooves for containing water; and an ice removing container(30) formed by the assembly of tray cells and wound with the pulleys. The ice making grooves are made of a metal. The tray cell includes an ice making part having the ice making grooves; and a conveyer on which the ice making part is mounted. The conveyer has both ends hinge coupled to the neighbor tray cells, and rotates together with the ice making part around the pulleys by the power transmitted from the pulleys.