baber/WOPTO huggingface dataset:
Patent KR-20020021608-A (KR)
Title: Liquid crystal display screen with backlighting
Inventor: DIRSCHERL JUERGEN
IPC: G09F9/35
Filed: 2001-09-12
Abstract: PURPOSE: A liquid crystal display screen with backlighting is provided to improve the backlighting of a liquid crystal display screen. CONSTITUTION: A liquid crystal display screen comprises a liquid crystal layer(1), a first and a second transparent substrates(2,3) flanking the liquid crystal layer, units for influencing the transmission state of the liquid crystal layer, a phosphor layer(11) containing at least one phosphor in the form of phosphor dots on the second substrate, a third substrate(9) arranged opposite to the second substrate and connected with the second substrate to form a gastight gas discharge vessel filled with a filling gas, and units for igniting and maintaining a dielectrically impeded discharge in the gas discharge vessel.
Patent KR-20030025315-A (KR)
Title: Flash memory device and method for fabricating the same
Inventor: EOM JAE DU
IPC: H01L29/792
Filed: 2001-09-20
Abstract: PURPOSE: A flash memory device and a method for manufacturing the same are provided to be capable of improving gate capacitance coupling ratio between a floating gate and a control gate. CONSTITUTION: An isolation layer(15) is formed on an isolation region of the first trench(12) in a substrate(11). The second trench(12a) is formed in the first trench(12) so as to expose an active region and define by the isolation layer(15). A groove-type floating gate(17a) having a tunnel oxide layer(16) is formed on the surface of the second trench(12a). A control gate(30) having a gate insulating layer(18) of ONO structure is formed on the floating gate(17a). A source and drain region(14a,14b) are formed in the substrate(11) and at both sides of the floating gate. A metal line(32) is formed to contact the source and drain region(14a,14b) via the isolation layer(15).
Patent KR-20030026673-A (KR)
Title: Composition of thermoplastic elastomer for powder-molding
Inventor: JUNG GI YEON
IPC: C08L23/12
Filed: 2001-09-26
Abstract: PURPOSE: Provided is an olefin-based thermoplastic elastomer composition for forming powder, which is excellent in melt fluidity, tensile strength, folded-part restoring ability, and properties and can be applied to the interior material and the coating material of cars. CONSTITUTION: The thermoplastic elastomer composition contains 100pts.wt. of a polypropylene resin having a melt index of 50-300g/10min(ASTM D 1238, 230deg.C, 2.16kg), 5-150pts.wt. of a propylene-ethylene copolymer resin having a melt index of 3-50g/10min(230deg.C, 2.16kg) and a shore D hardness of less than 40(ASTM D 2240), 50-200pts.wt. of a hydrogenated styrene butadiene rubber having a melt index of more than 5g/10min(230deg.C, 2.16kg) and containing 5-20% of styrene, and 50-200pts.wt. of an ethylene-octene copolymer elastomer having Mooney viscosity of 1-10(ML1+4, ASTM D 927, 121deg.C) and a shore A hardness of less than 80(ASTM D 2240).
Patent KR-20030030661-A (KR)
Title: Food-waste garbage stiring apparatus
Inventor: PARK CHUN GEON
IPC: B09B1/00
Filed: 2001-10-12
Abstract: PURPOSE: Provided is a garbage disposer capable of removing odor by absorbing it in a water tank. CONSTITUTION: The garbage disposer comprises a water tank(310) with a gas outlet(318); a water inlet(316) and a drain(318); a gas emission pipe(315) for emitting exhaust gas into the water tank(310); a circulation pump(315) for forcedly circulating odor of a mixing basin to the gas emission pipe(315); and an exhaust fan(311) for discharging exhaust gas of the garbage disposer outside thereof.
Patent KR-20030034684-A (KR)
Title: The DVD a product skew regulate a means
Inventor: LEE GWANG YUN
IPC: G11B7/08
Filed: 2001-10-26
Abstract: PURPOSE: A method for adjusting a skew of a DVD traverse is provided to adjust the skew of the DVD traverse to be appropriate for characteristics of the traverse at which an optical pickup part is mounted. CONSTITUTION: A random point is selected by using a height gauge to select a part having the largest wobble in a state that a turntable is placed on a surface plate. A DVD player is played back in a state that an inner periphery of the turntable is adjusted to equalize a sine value of the part having the largest wobble to a predetermined sine wave form. PMPUP and PMPDN signals are output by rectifying phases of a reference clock and an EMF(Enhanced Meta File) signal through a phase detector(6). Wave forms of the PMPUP and PMPDN signal output through an integration circuit are confirmed after PMPUP and PMPDN signals pass through a jitter meter(7). An inner periphery skew of a traverse is adjusted, watching the output wave forms.
Patent KR-20030037209-A (KR)
Title: A baby walker
Inventor: JUNG DONG MAN
IPC: A47D13/04
Filed: 2001-11-03
Abstract: PURPOSE: A baby walker is provided to allow a guardian to make the most use of time and make a baby not to be bored by mounting a motor on a lower part of the baby walker so as to make the baby walter move by itself. CONSTITUTION: The baby walker(1) has a supporting portion(2) formed on a lower part and a seat plate(3) mounted on an upper part. A round portion(4) is formed on the front surface of the supporting portion(2). A charger(5) and a motor connected thereto are mounted on a lower part of the baby walker(1). A gear is mounted on a central axis of a motor. A connecting rod mounted with a gear and a bevel gear are mounted between wheels. A plurality of wheels(13) are mounted on an outer part of the front surface of the lower part of the supporting portion. An operating switch(14) is mounted on the front surface of the supporting portion(2).
Patent KR-20020037682-A (KR)
Inventor: BALLANTINE ARNE W
IPC: H01C17/26
Filed: 2001-11-06
Abstract: PURPOSE: A method for increasing resistance value of a resistor and electrical structure is provided to increase electrical resistance value of the resistor in the semiconductor structure by oxidizing or nitriding part of the surface layer of resistor into oxygen/nitrogen particle. CONSTITUTION: A method for increasing resistance value of a resistor, comprises a first step of preparing a semiconductor structure(10) including a resistor(14); and a second step of increasing electrical resistance value of the resistor by oxidizing surface layer of the resistor into oxygen particle according to a predetermined fraction. The second step includes the sub-steps of mounting the semiconductor structure in a reactor; allowing the gas containing oxygen particle of a predetermined oxygen density, to be contained in the reactor; heating part of the surface layer to the temperature sufficient for oxidizing part of the surface layer by the combination of oxygen density and heating temperature; and oxidizing part of the surface layer into particle containing oxygen.
Patent KR-20030038169-A (KR)
Title: The recovery method of Multiplexer data in ADSL
Inventor: KIM DO YEONG
IPC: H04L12/24
Filed: 2001-11-08
Abstract: PURPOSE: A method for restoring data of an asymmetric digital subscriber line multiplexer is provided to efficiently restore data by using a TCP/IP(Transmission Control Protocol/Internet Protocol) socket. CONSTITUTION: An RMCA(Remote Multiplexing and Control board Assembly)(411) is restarted due to a trouble of the RMCA(411) and the restarting and initialization are reported to a network manager(409). The network manager(409) retrieves recovery data from a database for transmitting the retrieved recovery data to the RMCA(411). The RMCA(411) restores connection setting/traffic profile information and restores connection setting/traffic profile information of lower rank RSAA(413) managed by the RMCA(411) by using the recovery data received from the network manager(409).
Patent KR-20040010852-A (KR)
Title: Method for protecting the loss of prestress in prestressed beam by temporary load
Inventor: CHOI HEE SOO
IPC: B21D53/84
Filed: 2001-11-12
Abstract: PURPOSE: A prestress loss preventing method of a prestressed beam by temporary load is provided to improve stability and prevent structural defect or lowering of performance by restricting initial crack of lower flange concrete from drying shrinkage and creep with relieving initial continuing load. CONSTITUTION: A support bar(31) is installed in the upper center of a prestressed beam, and a tendon(30) is placed on the support bar. The tendon is strained by a jack at both sides of the prestressed beam, and temporary load is applied with reaction force of the support bar. The joint portion of an anchor plate(32) and the jack is curved to prevent breakage of the tendon in loading. Concrete is poured and cured on the lower flange of steel when preflexion load is applied to the manufactured steel. Temporary load less than tare of an upper structure is applied before constructing the upper structure of the prestressed beam. Prestressing loss is prevented from creep of the lower flange concrete by temporary load.
Patent KR-20030040962-A (KR)
Title: An accelerator assembly of vehicles
Inventor: BAE BYEONG YEON
IPC: B60K26/02
Filed: 2001-11-17
Abstract: PURPOSE: An accelerator assembly for a vehicle is provided to prevent accidents and noise and accelerate the vehicle easily by preventing slip of a foot on a pedal, and to relieve fatigue of a driver by returning the pedal with restoring force without additional operation. CONSTITUTION: An accelerator assembly is composed of a pedal(20) accelerating a vehicle; a hinge(24) supporting the pedal; and a stopper bolt(22) pressed by the pedal for acceleration. A guide frame(28) is arranged in the pedal for the stopper bolt, and combined with the hinge to prevent slip from the pedal by adjusting the gap between the hinge and the pedal press portion. A restoring force supply part(30) is installed in the guide frame for the stopper bolt to return the pedal in not pressing the pedal. The turning point of the pedal is integrated with the turning point of the foot by minimizing the gap between the foot and the pedal. Accidents are prevented, and the vehicle is accelerated easily by preventing slip of the foot on the pedal.
Patent KR-20030043053-A (KR)
Title: A charging and exhausting pipe's structure of the heater
Inventor: KIM HYEONG SU
IPC: F24D19/08
Filed: 2001-11-26
Abstract: PURPOSE: A structure of supply pipe and exhaust pipe of a heater is provided to achieve aesthetic enhancement by changing length of the supply pipe in accordance with the thickness of the wall, while achieving improve combustion efficiency. CONSTITUTION: A heater comprises a cabinet, a blower unit, a combustion chamber, a heat exchanger and a supply/exhaust pipe(70). The supply/exhaust pipe includes an exhaust pipe(76) for discharging the combustion gas generated from the combustion chamber to outside; and a supply pipe(71) arranged along the circumferential surface of the exhaust pipe, which supplies air to the combustion chamber. The supply pipe includes a variable member having a variable length and which permits variation of the degree of protrusion of the supply pipe and the distance between an inlet hole(74) of the supply pipe and an outlet hole(77) of the exhaust pipe. The variable member is a flange pipe(72) arranged at an end of the supply pipe in such a manner that the flange pipe is slidable. The flange pipe has inlet holes formed along the circumference of the end of the flange pipe.
Patent KR-20030043185-A (KR)
Title: Method of Construction Containing Wall
Inventor: SUNG NAK YEONG
IPC: E02D29/02
Filed: 2001-11-27
Abstract: PURPOSE: A construction method of a retaining wall for the protection of a filled up ground is provided to stabilize a filled up ground effectively. CONSTITUTION: The construction method of a retaining wall(100) for the protection of a filled up ground comprises the steps of: securing a working space for installing a compression block(10) on the front of an incline of an origin ground(200) and banking/tamping primarily to the intermediate height of the compression block; erecting a compression block(10) provided with an assembly hole on the appropriate site; after installing a tension bolt(20) to be placed on the primary banking plane through the assembly hole of the compression block(10), settling a fastener(30) and a resistance(40) on the front and end of the tension bolt respectively; covering up the tension bolt(20) and the resistance(40) installed on the primary banking plane, then banking/tamping secondarily to the intermediate height of the next compression block(10); installing a compression block(10) to the uppermost end by repeating previous progresses, then forming a filled up ground(300) in the compression block; adding prestress tensile force on the tension bolt(20) from the front of the compression block(10), then fastening the compression block(10) by a fastener(30) settled to the front end of the tension bolt compulsively and compressing the inner filled up ground(300).
Patent KR-20030044708-A (KR)
Title: Apparatus for cleaning waste gas exhausting pipe utilizing waste heat of annealing furnace
Inventor: LEE YONG GEUN
IPC: C21D1/00
Filed: 2001-11-30
Abstract: PURPOSE: An apparatus for automatically cleaning waste gas exhaust pipe by using waste heat of annealing furnace is provided. CONSTITUTION: An apparatus includes a reservoir(14) for evaporating water by using waste heat generated from a waste gas manifold(11) installed at an upper portion of an annealing furnace(1). A drum(13) is moved up and down along the reservoir(14). The up-down movement of the drum(13) is transferred to a rotating shaft(24) through a wire rope(21), thereby rotating the rotating shaft(24). Hollow shafts(26) are rotated together with the rotating shaft(24) and moved up and down by means of a cam action. A plurality of brush rolls(50) are provided to clean an inner portion of a waste gas pipe(10) according to the movement of the hollow shaft. An air feeding line(40) is provided to feed air into the brush rolls(30).
Patent KR-20030045966-A (KR)
Title: Method for removing a chuck-mark formed after a grinding process
Inventor: JI EUN SANG
IPC: B24B7/00
Filed: 2001-12-03
Abstract: PURPOSE: A method for removing a chuck mark generated by grinding is provided to manufacture a wafer with high quality by perfectly removing the chuck mark. CONSTITUTION: A method for removing a chuck mark comprises the steps of: lapping and etching a sliced wafer; coating the rear surface of the wafer with wax, and forming a wax layer(S1); grinding the front surface of the wafer after contacting the wax layer with a chuck in a grinder(S2); and removing the wax layer(S3).
Patent KR-20030047482-A (KR)
Inventor: ROH SHENG HAN
IPC: C02F1/00
Filed: 2001-12-10
Abstract: PURPOSE: An apparatus for purifying and disposing sewage and wastewater is provided which is environment friendly and reduces required maintenance and management costs by utilizing fiber filter, hard charcoal and oyster shells. CONSTITUTION: The apparatus for purifying and disposing sewage and wastewater is characterized in that the inside of the apparatus is divided by a plural partitions into compartments including storage and chemical treatment chamber(3), decomposition chamber, sterilization chamber(5-1), filter chamber(6), second decomposition chamber(4-2), sterilization chamber(5-2), air supply units(7-1,7-2), discharge pump(8) and outlet(10) that are sequentially installed next to an inlet(9) into which sewage and wastewater are flown, water passing holes (XY) are perforated on the partitions in a zigzag shape to extend a path of sewage and wastewater by passing the sewage and wastewater through the whole apparatus including decomposition chambers, sterilization chamber(5-1) and filter chamber(6) when sewage and wastewater flow in a direction for proceeding decomposition, filtering and sterilization of the sewage and wastewater, the storage and chemical treatment chamber(3) is for settling foreign materials having high specific gravity before the sewage and wastewater flown in through the inlet(9) enter into the decomposition chamber, phosphorus, nitrogen and ammonia are primarily decomposed in the decomposition chamber, fine suspended solids and microorganisms are filtered and sterilized in the sterilization chamber(5-1), microorganisms not filtered in the sterilization chamber(5-1) are adsorbed in the filter chamber(6), and the air supply units(7-1,7-2) blow air into the sewage and wastewater so that phosphorus, nitrogen and ammonia not treated in the decomposition chamber pass through second decomposition process in the second decomposition chamber(4-2) before the sewage and wastewater are flown into the sterilization chamber(5-2).
Patent KR-20030049264-A (KR)
Title: Common voltage generation circuit of liquid crystal display device
Inventor: CHOI GI HUN
IPC: G09G3/36
Filed: 2001-12-14
Abstract: PURPOSE: A common voltage driving circuit of an LCD is provided to reduce the generation of flicker due to a control error of a common voltage by using a voltage distributor to generate a reference voltage from an electric potential difference of the first gamma voltage and the second gamma voltage. CONSTITUTION: A common voltage driving circuit includes a voltage distribution portion(100) and a buffer portion(120). The voltage distribution portion selects the first gamma voltage(VG1) and the second gamma voltage(VG2) from plural gamma voltages and generates a reference voltage by the electric potential difference of the first gamma voltage and the second gamma voltage. The buffer portion stabilizes the voltage generated from the voltage distribution portion and generates a common voltage(Vcom). The voltage distribution portion includes the first and the second resistances(R1,R2) and a controller(110). The first and the second resistances are used for dividing the electric potential difference of the first gamma voltage and the second gamma voltage into two equal parts. The controller is used for controlling the electric potential of the reference voltage.
Patent KR-20030050693-A (KR)
Title: Method for constructing the refractory brick around the tuyere nozzle in the furnace
Inventor: HAN GI WON
IPC: C21B7/16
Filed: 2001-12-19
Abstract: PURPOSE: A method for constructing refractories around tuyere in blast furnace is provided to construct refractories around the front part of the tuyere of the blast furnace to prevent the tuyere from wearing out as molten metal subsided from cohesive zone is being contacted with the front part of the tuyere. CONSTITUTION: In a method for constructing refractories around tuyere(30) which is connected to the inner side of the front of tuyere cooler(20), and the front part(31) of which is projected to the inside of blast furnace to supply hot blast into the blast furnace, the method comprises the steps of constructing set bricks(41) from the tuyere cooler to the front part(31) of the tuyere; and constructing refractory bricks(40) on the set bricks, wherein the refractory bricks are formed in a four-step stair shape in which the refractory bricks are sequentially constructed to a certain step size on the set bricks, wherein injection refractories(51-1) are installed between the tuyere cooler(20) and tuyere(30) and the set bricks, and wherein the set bricks(41) has higher compression strength, lower porosity and lower hot working linear expansivity compared with the refractory bricks(40).
Patent KR-20020050711-A (KR)
Inventor: KAWAI TACHIO
IPC: G02B6/00
Filed: 2001-12-20
Abstract: PURPOSE: An image forming apparatus and a process cartridge detachable to the image forming apparatus are provided to solve such problems as the lateral stripes and drum positive ghost at a low cost. CONSTITUTION: A process cartridge (10) detachably attachable to an image forming apparatus main body and having a photosensitive drum(1) is provided with a light guide(201). The light guide guides light from an LED lamp provided in the image forming apparatus main body to the surface of the photosensitive drum, thus forming a charge removing device for the photosensitive drum.
Patent KR-20030053917-A (KR)
Title: Lubrication apparatus for valve and valve seat
Inventor: JANG SAN IK
IPC: F01L3/06
Filed: 2001-12-24
Abstract: PURPOSE: A lubrication structure for a valve and a valve seat is provided to prevent abrasion of the valve face and valve seat by permitting certain of the oil being scattered into the cylinder head cover to be supplied to the valve face. CONSTITUTION: A plurality of oil inlet grooves(41) are formed at a stem end(34) so as to permit the engine oil being scattered into the cylinder head cover to flow into the oil inlet grooves. The oil inlet grooves are connected to an oil passage(42) which penetrates through the inside of a valve stem(33). The oil passage is branched into a plurality of oil outlet grooves for supplying oil from a valve head(31) to a valve face(32). A chamber is arranged at the intermediate portion of the oil passage, and has a cut-off valve(50) for controlling flow of the oil.
Patent KR-20010053545-A (KR)
Title: 엠보싱된 플라즈마 디스플레이 백 패널
IPC: H01J11/36
Filed: 1999-07-16
Abstract: 금속 코어(110) 및 두 종의 유리로 결합된 그린 세라믹 테잎(112)을 사용하여 형성된 세라믹 방벽 리브 구조를 포함하는 복합 백 플레이트를 구비하는 플라즈마 디스플레이로서, 제 1 유리는 굽기 공정 중 플로우 백하고, 제 2 유리는 비교적 높은 열팽창계수를 갖는다.  이러한 유리들은 금속의 열팽창계수와 일치되도록 조합된다.
Patent KR-20010101858-A (KR)
Title: 양방향모뎀 환경에서의 복제참여자의 검출
IPC: H04B17/00
Filed: 2000-01-14
Abstract: 복제참여자(예컨대, 클론 가입자 유닛(274))는 유닛간의 전송차를 검출하도록 네트워크의 물리적 층을 감시함으로써, HFC 케이블 텔레비전 네트워크 등의 통신망에서 검출된다.  가입자 유닛(14, 16, 18, 274, 276)은 관련 식별자를 갖는 업스트림 신호를, 예컨대 인터넷에 억세스하기 위해 또는 전화방식을 위한 헤드엔드 (10, 200)로 전송하는 케이블 모뎀일 수 있다.  업스트림 신호의 측정된 특성은 (1) 전파시간(235), (2) 주파수(240), (3) 파워(245) 및 (4) 스펙트럼 특성(250)을 포함할 수 있다.  전파시간에 대해서는, 업스트림 메시지의 수신시간은 헤드엔드 클럭(215)과 비교될 수 있고, 또 동일 모뎀 ID를 갖는 다른 메시지와 비교될 수 있다.  스펙트럼 특성에 대해서는, 조절계수는 업스트림 신호의 스펙트럼을 기준선 스펙트럼에 대해 정규화하기 위해 유닛에 제공될 수 있다.  모순이 복제모뎀이 네트워크에서 동작하고 있는 것을 나타내는 업스트림 신호에 대해 검출될 때, 대응하는 유닛의 평가를 끝낼 수 있다.
Patent KR-20010108122-A (KR)
IPC: H01H9/54
Filed: 2000-01-24
Abstract: 본 발명은 3상 AC 전원(11), 및 3개의 활전력선들(R-R', S-S', 및 T-T')을 통해 전력선과 접속된 부하(12)로 구성된 전원/부하 회로에 이용되는 회로 차단기(10)에 관한 것이다.  이 회로 차단기(10)는 전원(11)을 향하는 각 전력선들과 접속된 스위치(SW1)를 포함한 트리핑 회로(60), 각 전력선들을 따라 순서대로 직렬로 접속된 적어도 3개의 평형을 이룬 1차 권선(P1 내지 P3) 및 2차 권선(S1)을 갖는 변압기(T1), 및 2차 권선(S1)과 접속되어 변압기(T1)에서 감응된 전압과 기준 전압을 비교해서 누설 고장이 발생한 경우에 트리핑 회로(60)가 트리핑 신호를 공급하여 스위치(SW1)를 개방시키는 전압 비교기(50)를 포함한다.  회로로(X)는 조합된 전압 감응/비교기(30)를 포함하며, 대향하는 쪽으로 뻗어나오되 변압기(T1)의 외부로 뻗어 있고, 두 개의 위상 대 위상 전압들을 서로 감응해서 비교하여, 전압 불평형 고장이 발생한 경우에, 누설 고장 조건을 시뮬레이팅하여 변압기(T1)가 고장을 검출하고 전압 비교기(50)가 트리핑 신호를 공급한다.
Patent KR-20010102063-A (KR)
IPC: C08L55/02
Filed: 2000-01-06
Abstract: 300 내지 5,000 ppm의 제어된 프라이즈(Fries) 분지를 갖는 폴리카보네이트를 포함하고 또한 고무를 포함하는 중합체 알로이(alloy)는 뛰어난 성형 및 유동 특성을 나타낸다.
Patent KR-20020013885-A (KR)
IPC: B65D41/06
Filed: 2000-05-11
Abstract: 세 개의 구성품으로 구성되는 용기용 잠금 나선형 밀폐 장치(10)이다. 이 세 개의 구성품은 밀폐 뚜껑(13)과, 병목 끝 슬리브(11), 그리고 탄성재로 만들어진 라이너 내지 스토퍼(12)이다. 이 밀폐 장치는 멸균 공정중에 밀폐 뚜껑이 풀리는 것을 방지하기 위해서 병목 끝 슬리브의 나선형 홈(15)과 포켓에 결합되는 결합용 돌출부(14)를 구비한다.
Patent KR-20020023330-A (KR)
Title: Power generating system utilizing natural energy
Inventor: CHOI JIN YOUNG
IPC: F03G7/00
Filed: 2002-01-17
Abstract: PURPOSE: A power generation system using natural energy is provided regardless of energy source having a partial generation device and a main generation device. CONSTITUTION: A partial generation device(S) generates energy from heat, wind, wave energy. A main generation device(M) stores the natural energy of the partial generation device(S), and generates a large scale electricity using the natural power. Therefore, energy is easily and effectively obtained by natural source.