baber/WOPTO huggingface dataset:
Patent KR-20030095175-A (KR)
Title: The Shock-absorbing Sleeve in the Supporting Block Structure
Inventor: LEE YEONG HUI
IPC: E04B1/30
Filed: 2002-11-07
Abstract: PURPOSE: A sleeve apparatus for absorbing impact of a reinforcing block structure is provided to prevent crack and load from being transmitted to the sleeve apparatus against fluctuation of vibration by absorbing vibration of a concrete slab in fluctuating load of the structure with a shock absorbing spring. CONSTITUTION: A groove for an assembling part(7) and a shock absorbing spring(7') is formed in a galvanized sleeve(8), and the galvanized sleeve is combined with the bore perforated by a drill in the bottom of a concrete slab(1). The shock absorbing spring is combined with the galvanized sleeve, and assembled with a deformed bar(5). A shock absorbing sleeve apparatus(20) is composed of thermal insulating material(2) placed between the concrete slab and the deformed bar, mortar(4) and an empty concrete block(3). Shock is absorbed by the shock absorbing spring with preventing vibration from being transmitted to the sleeve apparatus in traveling vehicles on the concrete slab.
Patent KR-20040042036-A (KR)
Inventor: LEE SEUNG WON
IPC: H02K1/24
Filed: 2002-11-12
Abstract: PURPOSE: A rotor for switched reluctance motor is provided to reduce noises when rotating and reduce vibration due to the unbalance of rotation. CONSTITUTION: A rotor for switched reluctance motor comprises a rotating axis(21), a core body(11), and a resin filling molding unit(31). The core body is formed by stacking a plurality of steel sheets having an axis hole and a plurality of salients. The resin filling molding unit is molded by filling synthetic resin between the salients of the core body.
Patent KR-20040043298-A (KR)
Title: Lumbar support device of Automobile Seat
Inventor: LEE BONG JUN
IPC: B60N2/22
Filed: 2002-11-18
Abstract: PURPOSE: A lumbar supporting device of a seat for a vehicle is provided to reduce fatigue of the lumbar of a driver for a long time driving and improve riding comfort when the driver sits on the seat by automatically regulating the height of the lumbar supporting device to the driver's height. CONSTITUTION: A lumbar supporting device embedded in the center of a seat back of a front seat(10) to support the lumbar of a driver is composed of a lumber supporting bar formed in the center of the seat back of the front seat to vertically reciprocate; vertically moving devices(30) connected by the lumbar supporting bar and a connecting member; seat tracks(50) disposed at both lower ends of the front seat; and a seat track rail(60) fixed to a floor panel(70) and combined with the seat track to reciprocate back and forth the front seat. The seat track rail includes a rack fixing unit(62) through which the wire passes, formed at the outside and one end of a wire tube for protecting the wire is connected to the rack fixing unit.
Patent KR-20040045170-A (KR)
Title: Carbon film coated emc molding die for semiconductor packaging and coating method thereof
Inventor: JUN YEONG HA
IPC: H01L21/56
Filed: 2002-11-22
Abstract: PURPOSE: An EMC(Epoxy Molding Compound) mold for encapsulating hard carbon film coated semiconductor and a coating method thereof are provided to be capable of improving the productivity of a molding process. CONSTITUTION: A tool steel material EMC mold for encapsulating semiconductor is made of a mold and a hard carbon film coated on the surface of the mold. At this time, the hard carbon film contains a predetermined hydrogen content in the range of 1 at.%, or less. Preferably, the hard carbon film has a thickness of 0.5-5 μm. Preferably, the hard carbon film has the predetermined rate for sp¬3 hybridized bond in the range of 60-90 %.
Patent KR-20040046814-A (KR)
Title: Three dimensional measuring system and method using magnetic power
Inventor: SEO YU CHAN
IPC: G01C19/54
Filed: 2002-11-28
Abstract: PURPOSE: A three dimensional measurement system using magnetic force and a method thereof are provided to perform a rapid measurement by using an electronic sensor, to prevent errors previously by checking all parts, and to check all important parts by installing the system during in-line process. CONSTITUTION: A three dimensional measurement system using magnetic force includes a plurality of posts(21,22), a measurement sensor(23), a calculation sensor(24), a calculation and analysis unit(25), and a storage unit(26). Three dimensional measurement method using magnetic force comprises the steps of detecting magnetism, starting measurement for a measurement matter, determining whether or not data of each post are identical to data of a reference post, determining coordinates of each magnetism point if the data of each post are identical to data of the reference post, and correcting and calculating a real measurement position from the coordinates of each magnetism.
Patent KR-20040046909-A (KR)
Title: Mounting structure of drain-hose
Inventor: JUNG JIN U
IPC: D06F39/08
Filed: 2002-11-28
Abstract: PURPOSE: Drain hose installation structure of a washing machine is provided to facilitate installation work and to reduce the manufacturing cost. CONSTITUTION: Drain hose installation structure of a washing machine comprises a case(52) having a washing tub in which washing of the laundry is executed; a drain hose(54) connected to the washing tub, to drain washing water filled in the washing tub; and holders integrally protruded on the upper part of the case, to install the drain hose via the upper part of the case. The holder comprises a pair of rings(61) with elastic force. One side of the ring is opened to fit the drain hose.
Patent KR-20040047114-A (KR)
Title: a keyless entry system for engine starting possible of personal identification card have a mechanical steering lock in vehicle
Inventor: JANG SUN GI
IPC: E05B49/00
Filed: 2002-11-29
Abstract: PURPOSE: An entry system of a vehicle having a steering lock device ignited by an electronic key is provided to lock or unlock a door and start an engine of the vehicle without an additional operation by using a PIC(Personal Identification Card). CONSTITUTION: An entry system of a vehicle having a steering lock device ignited by an electronic key includes a transmission unit, a reception unit, a signal change detection unit, a PIC control unit, a PCM control unit, and a driving unit. The transmission unit(10) transmits a signal of a predetermined frequency band. The reception unit(20) receives the signal from the transmission unit and converts the received signal to a data signal. The signal change detection unit detects a variation of the signal. The PIC control unit(30) outputs a door latch and start control signal by a control operation of a predetermined program. The PCM control unit(40) outputs a control signal for controlling a driving state of a door latch and start operation unit. The driving unit performs a locking operation and an unlocking operation of the door latch and start operation unit according to the control signals of the PIC control unit and the PCM control unit.
Patent KR-20040048573-A (KR)
Title: A method of improving anti-static electricity using ito circuit design
Inventor: PAN HIS WEN
IPC: G02F1/133
Filed: 2002-12-04
Abstract: PURPOSE: An improved static electricity preventing method using an ITO circuit design is provided to dispose an LCD with a special circuit during an ITO circuit design, and to change an LCD circuit design to prevent static electricity from flowing into an IC, thereby effectively increasing a static electricity preventing force. CONSTITUTION: An ITO circuit width of an IC bottom part is disposed on an entire IC bottom portion unless the ITO circuit width influences a circuit of other pins. With regards to horizontal/vertical circuit design, an ITO circuit winds around horizontal and vertical circuits once to be connected to a VSS, in order to form a rotational range. A reset pin is disposed again, and is connected to have a very high impedance value. An interface is surrounded by the VSS.
Patent KR-20030047765-A (KR)
Title: Method of supplying a product
Inventor: KOJIMA TORU
IPC: G06Q50/00
Filed: 2002-12-05
Abstract: PURPOSE: To provide a component providing method capable of swiftly providing a component to a customer. CONSTITUTION: In the component providing method of providing the components of plant facilities to customers 5 and 6 possessing plant facilities, allowable periods until providing the components to the customers 5 and 6 are set. When repair requests for the components are received from the customers 5 and 6, the allowable periods with respect to the components are retrieved, and it is judged whether the components can be repaired within the allowable periods. If it is impossible, alternatives to be provided instead are extracted from a data base 45 holding inventory information, and the alternatives are prompted to be provided to the customers 5 and 6.
Patent KR-20030066308-A (KR)
IPC: H04N5/357
Filed: 2002-12-17
Abstract: 회로 내의 소자를 변경하지 않고, 저소비전력으로 인접하는 화소간 간섭이 없는 선명한 화상을 촬상하는 것을 과제로 한다. 
     매트릭스 형상으로 배치된 각 화소 회로(2a)는 광전 변환 소자에 의해 입사된 광을 전기 신호로 변환한다.  수평 방향으로 인접하는 화소 회로(2a)로부터 출력된 화상 신호는 각 열의 신호 처리 회로(4)에 입력되고, 소정의 신호 처리가 실시된 후, 수평 주사 회로(5)에 의해 순차로 전환되어 출력된다.  각 신호 처리 회로(4)는 병렬로 설치되어 있고, 인접하는 신호 처리 회로(4)의 사이에는 고정 전위 배선(6)이 평행하게 설치되어 있다.  따라서, 인접하는 신호 처리 회로(4)의 사이는 고정 전위 배선(6)에 의해서 전기적으로 실드된다.
Patent KR-20040057288-A (KR)
Title: A carbon plaster for health care
Inventor: NO PYUNG OWE
IPC: A61F13/02
Filed: 2002-12-26
Abstract: PURPOSE: A carbon band for improving health is provided to continuously keep the effect of carbon, without loss, by attaching a carbon product to a desired part of a human body as an adhesive band by preparing carbon matters being a compressedly formed solid or powder to be placed at a predetermined part. CONSTITUTION: The carbon band for improving health comprises an adhesive band(10) with an adhesive side at one side to be coated with an adhesive layer(11); an other side(20) to be attached to the adhesive side; a coating processed carbon substance(30) being placed between the other side and the adhesive band to be connected with the adhesive side of the adhesive band and including a metal coating film on the surface. The carbon substance(30) is manufactured by slowly heating carbon powder temperatures of about 1300-2500deg.C after compressing and forming the carbon powder in a regular shape by using a pitch, a shape frame or other molding device.
Patent KR-20040059990-A (KR)
Title: Method of manufacturing transistor for semiconductor device
Inventor: LEE MIN YONG
IPC: H01L21/336
Filed: 2002-12-30
Abstract: PURPOSE: A method for manufacturing a transistor of a semiconductor device is provided to improve the property of a PMOS(P-channel Metal Oxide Semiconductor) transistor by restraining defects and out-diffusion at a shallow junction. CONSTITUTION: A gate stacked structure(100) including a gate insulating layer(12), a gate(13) and a hard mask(14) is formed on a substrate(10). A spacer(15) is formed at both sidewalls of the gate stacked structure. An ultra-shallow junction is formed by implanting boron ions at a relatively low temperature compared to the room temperature. The temperature in the ion-implantation is -20¯-100°C by using a cooling unit.
Patent KR-20040061920-A (KR)
Title: A cement block having rubber layer for constmction and its manufacturing method
Inventor: PARK TAE GI
IPC: E01C5/22
Filed: 2002-12-31
Abstract: PURPOSE: A manufacturing method of a cement block for construction with a rubber layer is provided to prevent the separation caused by moisture by forming the rubber layer on the upper and lateral parts of a cement block. CONSTITUTION: The manufacturing method of a cement block for construction with a rubber layer comprises the steps of: inputting a cement block(1) treated with primer to the upper part of a mold to secure an appointed space; injecting the rubber mixed in the mold into an injection hole(14) by pressurizing; and heating up the mold to form the rubber layer on the upper and lateral parts of the block(1).
Patent KR-20020052167-A (KR)
IPC: C10G11/10
Filed: 2000-07-11
Abstract: C 4 -C 7 올레핀 및/또는 파라핀을 함유한 탄화수소 공급물은, 초기 실리카 대 알루미나 비가 약 300:1보다 큰 ZSM-5 및/또는 ZSM-11 및 인을 함유하는 촉매와 접촉시킴으로써,  저급 올레핀으로 전환된다.
Patent KR-20020035872-A (KR)
IPC: B23K20/14
Filed: 2000-09-01
Abstract: 본 발명은 크롬 및 알루미늄을 함유하는 강 시이트 층의 적층 및/또는 감기에 의해 벌집형상체를 형성하는 단계와, 상기 벌집형상체를 커버 튜브 내에 유입시키는 단계와, 그리고 열처리에 의해 인접한 강 시이트 층(1, 2) 사이에 연결부를 형성하는 단계를 포함하는 금속 벌집형상체를 형성하는 방법에 관한 것이다.  상기 강 시이트 층(1, 2)에는 탄소층이 열처리 중에 형성되도록 형성전에 바람직하게 고탄소 함량을 갖는 롤링 오일이 제공된다.  상기 탄소층은 소결 공정을 촉진시킨다.  이러한 방식으로 매우 얇은 시이트 층(1, 2)으로부터 안정한 벌집형상체를 경제적으로 제조하는 것이 가능하다.
Patent KR-20020060206-A (KR)
IPC: A61M37/00
Filed: 2000-10-12
Abstract: 본 발명은 인간 안구를 위한 약물 전달 장치에 관한 것이다.  인간 안구는 공막, 하사근 및 황반을 가진다.  본 발병의 장치는 약제학적 활성 제제 및 하사근 바로 밑, 공막의 외부 표면위의 장치의 삽입을 용이하게 하고 약제학적 활성 제제를 황반 위쪽에 배치하는 기하학적 형태를 포함한다.  또한, 약제학적 활성 제제를 인간 안구의 후안부에 전달하는 방법을 밝힌다.
Patent KR-20020053873-A (KR)
IPC: G09F13/16
Filed: 2000-03-28
Abstract: 재귀 반사식 표지 제조 방법은, 표지판으로서 사용하기에 적합한 경질 기판 층과 접착제 층을 동시 압출하는 동시 압출 단계와, 복수의 큐브 코너 요소를 갖는 구조적 표면을 구비하는 큐브 코너 시트를 제공하는 단계로서, 상기 큐브 코너 요소는 그 위에 정반사 재료가 있는 것인 단계와, 재귀 반사식 시트를 접착제 층에 부착하는 단계를 포함한다.  본 발명의 방법은 후면에 구조적 표면이 형성되어 있는 금속화 큐브 코너 시트와 이용 가능하며, 큐브 코너 요소의 면은 이러한 후면에 피라미드형 돌기를 형성한다.  본 발명의 방법은 전면에 구조적 표면이 형성되어 있는 금속화 큐브 코너 시트와도 이용 가능하며, 큐브 코너 요소의 면은 그러한 전면에 공동을 형성한다.
Patent KR-20020063913-A (KR)
IPC: D03D15/00
Filed: 2000-12-19
Abstract: 에어백 직물을 선밀도가 필라멘트 당 약 8 내지 약 11 데시텍스 범위, 보다 바람직하게는 필라멘트 당 약 9 내지 약 11 데시텍스 범위인 복수의 개별적인 필라멘트로 이루어진 다중필라멘트사로부터 제조한다.  ASTM법 D4032-94에 따라 측정된 직물의 원형 굽힘 강연도는 약 4 뉴톤 내지 약 7 뉴톤 범위이다.
Patent KR-20020063925-A (KR)
Title: Method of measuring the movement of an input device
IPC: G02B17/08
Filed: 2001-11-02
Abstract: An optical input device for measuring the movement of a finger (15) ia accommodated in a housing provided with a transparent window (12) for transmitting a measurement beam (13) from a diode laser (3) to the finger and radiation reflected by the finger to a detector (4). This feature prevents that grease and dust disturb and block the measuring beam.
Patent KR-20020068080-A (KR)
IPC: H04N1/32
Filed: 2001-01-10
Abstract: 본 발명은 한면에 블랭크 페이지와 같은 정보를 포함하는 원고의 경우에, 양면 전송에 대한 통신 시간을 줄일 수 있고, 앞면 및 뒷면의 원고 이미지 또는 페이지 송신 수순이 서로 바뀔 때에도 송신측에서 의도한 바대로 수신측에서 양면 기록이 수행된다.  앞면 및 뒷면 중 어느 한 면에 화상 데이타를 포함하는 페이지 정보를 송수신할 때, 송신기는 적어도 실제 원고의 페이지 수를 나타내는 페이지 카운터(PC), 앞면 또는 뒷면을 가리키는 정보(SIDE), 및 상기 페이지 정보의 송신 수순에 동기된 가상 페이지 수 정보(VPC)의 속성 정보가 첨부된 페이지 정보를 송신한다.
Patent KR-20020073173-A (KR)
IPC: H05B33/10
Filed: 2001-10-29
Abstract: 전계 발광 디바이스(21)는 제 1 전극 층(23) 및 제 2 전극 층(26)을 포함하는데, 상기 적어도 제 2 전극 층(26)은 원하는 패턴 및 하나 이상의 기능성 층(24, 25R, 25G, 25B)에 따라 제공되고, 상기 기능성 층 중 하나 또는 적어도 하나는 전계 발광 층이다. 제 2 전극 층(26)을 패터닝하기 위해, EL 디바이스(21)는 하나 이상의 돌출부(29)를 갖는 릴리프 패턴(27)을 포함한다. EL 디바이스는, 돌출부(29) 및 상기 돌출부를 지지하는 표면(28a)으로 형성된 모세관 채널(33)쪽으로 유체의 운반을 차단하기 위한 수단을 구비하는데, 그러한 수단의 일례는 모세관 채널(33)을 차단 및/또는 재라우팅하는 융기부(35)이다. 따라서, EL 디바이스를 제조할 동안, 채널(33)에 의한 유체의 운반은 차단되고, EL 디바이스의 픽셀 사이에서의 색 번짐 및/또는 제 1 전극 층의 전극 사이에서의 전류 누설은 방지된다.
Patent KR-20020089328-A (KR)
IPC: A61B17/12
Filed: 2001-02-05
Abstract: A multiple-sided valve for implantation within a body vessel comprising a frame comprising a bioabsorbable material is provided. The devices can be pushed from a delivery catheter into the lumen of a duct or vessel and may include one or more barbs for anchoring purposes. A full or partial covering of fabric or other flexible material, or a bioabsorbable material, including a collagen-based material such as small intestinal submucosa (SIS), may be attached to the frame to form an occlusion device, a graft, or an implantable, intraluminal valve such as for correcting incompetent veins in the lower legs and feet.
Patent KR-20020073543-A (KR)
Title: A process for the preparation of salts of l-carnitine and alkanoyl l-carnitine with mucic acid
IPC: C07C59/285
Filed: 2001-02-09
Abstract: An improved process is described for the industrial preparation of L-carnitine or alkanoyl L-carnitine mucate, which allows operations in a homogeneous phase in conditions of greater dilution, in a normal chemical reactor with stirring, in a batch process.
Patent KR-20030009518-A (KR)
IPC: C07C69/14
Filed: 2001-06-07
Abstract: 본 발명에 따라, 아세트산, 아세트산 무수물 및 MTBE(메틸 3급 부틸 에테르) 또는 다르게는 ETBE(에틸 3급 부틸 에테르)의 혼합물을 산 촉매와 접촉하여 MTBE 또는 ETBE로부터 직접 t-부틸 아세테이트와 메틸 아세테이트(MeAc) 또는 에틸 아세테이트(EtAc)를 함께 제조하는 방법이 기술된다.  종래 기술과 다르게, 3급 부틸 아세테이트의 바라는 생성 또는 공동 생성을 위해 출발물질로서 3급 부틸 에테르를 사용하는 방법이 기술된다.  또한, 종래 기술과 다르게, 아세트산 무수물이 사용되어 에스테르화 반응으로부터 형성된 물과 반응하여 t-부틸 알콜의 형성을 조절한다.
Patent KR-20040063720-A (KR)
Title: Functional boiled rice
Inventor: SON YOUNG SUK
IPC: A23L7/10
Filed: 2003-01-08
Abstract: PURPOSE: Functional boiled rice obtained by boiling rice in liquid containing a fermented product is provided. The boiled rice has good taste, color and flavor and is rich in nutrients and can be effectively used as a functional food. CONSTITUTION: Rice is boiled with liquid containing a fermented product containing cereals, nutraceuticals, fruits, tourmarine, loess, charcoal or the like. For an example, 100kg nutraceuticals are mixed with 100kg fruits, 100kg water and 100kg cereals and fermented for 1 to 6 months or more at 15 to 45deg.C. Then, rice is boiled with the fermented product. The nutraceuticals contain ginseng extract, mushroom extract, fermented organic material of animals and plants, physiologically active materials of plants, animals, birds, bacteria and carbohydrates or the like. The cereals contain rice, barley, foxtail millet, oat, Vigna sinensis, buckwheat, sorghum, red-beans, mung beans and the like. The fruits contain plums, ginger, grapes, bananas, pears, pineapples, jujubes, chestnuts, apples, melons or the like.
Patent KR-20040065502-A (KR)
Inventor: LEE GYEONG HUI
IPC: G01K1/12
Filed: 2003-01-14
Abstract: PURPOSE: A temperature-sensing device of a gas turbine is provided to protect the temperature sensor by interrupting terminal-side inflow of hot gas flowing backward from the inside of the turbine and by improving the safety of a cable and to prevent an accident of a power generation stop caused by troubles of the temperature sensor. CONSTITUTION: A temperature-sensing device of a gas turbine comprises a thermocouple installed inside the turbine at the end with a temperature sensor; a housing pipe(30) having a screw part to be fixed to the turbine; a coupling(70) connecting and fixing the housing pipe and the turbine; a hot gas discharger(40) combined with the housing pipe and mounted with a hot gas discharge port(41) of hot gas flowing backward from the turbine; a head housing(50) having a cable-through hole(53); and a connector(60) connected with the housing pipe. The thermocouple comprises a temperature sensor rod(10) with a sensor element wire and a terminal block having an element wire terminal at one end of the temperature senor rod. The terminal block has a hot gas isolation wall to a side connected to the temperature sensor rod. The terminal block is installed to the head housing and a cylindrical space is formed to the head housing.
Patent KR-20030066340-A (KR)
Inventor: HONG MI JEONG
IPC: C07C68/06
Filed: 2003-01-15
Abstract: PURPOSE: Provided are a method for continuously and economically producing an aromatic carbonate, which is suitable for commercial production, and a reaction device for the method. CONSTITUTION: The method for continuously producing an aromatic carbonate by using a heterogeneous catalyst, comprises the steps of (i) injecting a dialkyl carbonate or alkyl aryl carbonate and an aromatic hydroxy compound into the reactor(1) injected with a heterogeneous catalyst; (ii) filtrating the reaction liquid obtained in the step(i) to isolate the heterogeneous catalyst; (iii) cycling the filtrated reaction liquid while applying the heat from the outside of the reactor; (iv) distilling a reaction byproduct vaporized with the heat of the step(iii) and ingredients with low boiling point, and condensing effective ingredients having relatively high boiling point to recover the reactor; and (v) extracting the high boiling ingredients which are final reactants, from the reaction liquid at intermediate time of the cycling step.
Patent KR-20040072850-A (KR)
Inventor: HONG SUN GUK
IPC: H01L21/50
Filed: 2003-02-11
Abstract: PURPOSE: A method for fabricating a lead frame is provided to reduce the manufacturing cost and the manufacturing period by performing a pattern print process using a low-priced stamp and a lead frame process using an etch method. CONSTITUTION: A stamp fabrication process is performed to a stamp having the same shape as a required pattern of a lead frame. In the stamp fabrication process, the desired pattern is printed on a lead frame material by using the fabricated stamp. The lead frame material is processed by using an etch method. A lead frame is formed by processing the lead frame material. The stamp is formed with silicon rubber.
Patent KR-20040072328-A (KR)
Inventor: KIM GI CHANG
IPC: B62D21/00
Filed: 2003-02-12
Abstract: PURPOSE: A support structure of a sub frame is provided to reduce manufacturing process, the number of parts and manufacturing cost by bending the round pipe beam perpendicularly, and to decrease noise and vibration by supporting the engine roll front mounting in the front bracket through bolting. CONSTITUTION: A sub frame supporting system is composed of a first staple-shaped member(10); a second member(14) combined with both rear parts of the first member; a first mounting extension part(18) combined with the left side of a first front member(16); and a second mounting extension part(18') combined with the right side of the first front member. The first staple-shaped member is formed by bending after roll-forming the round pipe beam into the square pipe, and an engine roll front mounting is supported in a front bracket(22) formed in the upper part of the sub frame by an engine roll front mounting support bar.
Patent KR-20030069081-A (KR)
Title: 고주파 가열 장치의 문의 초크 구조
IPC: H05B6/76
Filed: 2003-02-14
Abstract: 본 발명은 간단한 구성에 의해 외부로의 누설 전자파를 감소시킬 수 있어, 가공하기 쉬운 고주파 가열 장치의 문의 초크 구조를 제공하는 것으로, 고주파 가열 장치의 문(2)의 주변부 각각에 복수의 슬릿(12)으로 분할된 복수의 초크(6, 7)를 갖는 초크 구조(1)를 구비하되, 초크 구조(1)는, 문(2)의 네 모서리의 초크(6)의 길이 방향의 폭 L을 각각 사용 주파수의 파장 λ의 3/16 이상 5/16 이하, 7/32 이상 9/32 이하 또는 1/4 중 어느 하나로 했다.
Patent KR-20040077163-A (KR)
Title: Rudder shape of a ship
Inventor: HWANG YUN SIK
IPC: B63H25/38
Filed: 2003-02-28
Abstract: PURPOSE: A rudder shape of vessel is provided to prevent damage caused by cavitation by reducing the gap cavitation and stabilizing the move of leading edge cavitation. CONSTITUTION: A rudder shape of vessel is an airfoil shape(30) of NACA00xx series which keeps the highest pressure on the upper part of the rudder(10) in order to reduce gap cavitation generated in the gap(14), and an airfoil shape of MP71-xx series or NACA6430xx series which are stable in cavitation characteristics on the lower part of the rudder where a generating probability of leading edge cavitation on leading edge(12) is very high.
Patent KR-20040078280-A (KR)
Inventor: LEE U CHEOL
IPC: H04N5/74
Filed: 2003-03-03
Abstract: PURPOSE: An apparatus and a method for correcting a picture of a projector are provided to adjust contrast and gamma data in response to a picture size to produce an optimum picture. CONSTITUTION: A picture correcting apparatus includes a distance measuring sensor(110), a memory(120), a contrast controller(130), a gamma controller(140), a controller(100) and a driver(150). The distance measuring sensor senses a distance between zoom lenses of a projector. The memory stores contrast control data and gamma control data in response to magnifying factors of the zoom lenses. The contrast controller has the contrast control data for controlling contrast of a picture projected on a screen. The gamma controller has the gamma control data for controlling gamma characteristic of the picture projected on the screen. The controller calculates the magnifying factors of the zoom lenses based on the distance sensed by the distance measuring sensor and resets the contrast control data and the gamma control data in response to the calculated magnifying factors. The driver adjusts contrast and gamma characteristic of the picture in response to the reset contrast control data and gamma control data.