baber/WOPTO huggingface dataset:
Patent KR-20040059070-A (KR)
Title: Apparatus for controlling hydraulic pump of an excavator
Inventor: KIM HYEONG HO
IPC: E02F9/20
Filed: 2002-12-27
Abstract: PURPOSE: A flow control device for a hydraulic pump of an excavator is provided to reduce the fuel consumption of an engine and to decrease the heat capacity generated from a relief valve. CONSTITUTION: The flow control device for a hydraulic pump of an excavator comprises variable capacitance main hydraulic pumps(P1,P2) supplying hydraulic oil to actuators, an auxiliary pump(P3) providing pilot hydraulic signals to a control valve(CV), servo pistons(14a,14b) moved by the pressure of the main hydraulic pumps(P1,P2) operated on small-diameter rooms(16a,16b) and large-diameter rooms(15a,15b) to control the angle of the main hydraulic pumps(P1,P2), control spools(20a,20b) controlling the servo pistons(14a,14b), pressure sensors(13a,13b) sensing relief pressure of the main hydraulic pumps(P1,P2) and inputting signals to a controller(C) on main passages(11a,11b) of each main hydraulic pump(P1,P2), and a controller(C) supplying the relief pressure of the main hydraulic pumps(P1,P2) sensed by the pressure sensors(13a,13b) to a solenoid valve(25) and supplying the hydraulic pressure of the auxiliary pump(P3) to a hydraulic unit of the control spools(20a,20b) through a control line(26) to reduce the discharge of the main hydraulic pumps(P1,P2).
Patent KR-20020042692-A (KR)
IPC: F16H61/00
Filed: 2000-09-25
Abstract: 본 발명은 전기 밸브 특히, 자동차의 자동 변속기용 시프트 밸브 또는 제어 밸브와 전기적으로 접촉하기 위한 구조체를 개시한다.  이러한 전기 밸브에는 밸브 하우징(12) 외부에 위치하는 접촉 스프링 부재(12)가 설치되어 있다.  조립된 상태에서, 상기 접촉 스프링 부재(12)는 스프링 압력하에서 와이어링 부재(9)의 노출된 역-접촉 부재 상에서 작동한다.  접촉 스프링 부재(12)는 본 목적을 위한 곡선형 베어링 면을 갖춘 접촉 세그먼트(12.4)를 구비한다.
Patent KR-20020060727-A (KR)
Title: Polycarbonate Substrates
IPC: C08J5/00
Filed: 2000-10-23
Abstract: Polycarbonate substrates having low concentration of defects are disclosed. The substrates are suitable for producing molded articles characterized by low cloudiness.
Patent KR-20030076920-A (KR)
Title: Non-silicone conductive paste for the electrical industry, and its use
IPC: H01R4/64
Filed: 2000-11-16
Abstract: A conductive paste based on an elastomer of the polyoxypolyolefin type or on a member of the polyolefin family is described, provided with an admixture of conductive particles for the production, in the electronics industry, of a sealing element, of a contact element or of a heat-conduction element. This material is particularly suitable for the production of EMI-RFI gaskets, and, compared with materials known hitherto and based on silicone, has improved performance characteristics and environmental properties.
Patent KR-20020067053-A (KR)
IPC: C03C25/20
Filed: 2000-12-12
Abstract: 개선된 사이즈 도포 효율을 가지며 사이즈 합성물의 수집 및 재사용을 제공할 뿐만 아니라 사이즈 합성물을 도포기 장치에 제공하는 유리 섬유(14)에 사이즈 합성물을 도포하기 위한 공정 및 장치가 제공된다.     상기 장치는 정적이지만 회전가능한 사이즈 도포기(30) 장치를 포함하고, 이 사이즈 도포기 장치는 사이즈 도포 공정의 실질적인 방해 없이 교체될 수 있고, 사이즈 합성물을 수집하여 재사용하고 또한 사이즈 합성물을 도포기 장치에 제공하기 위한 사이즈 저장기(52)를 제공한다.
Patent KR-20020092994-A (KR)
Title: 여러 동작 모드를 갖는 집적 회로 및 그것을 위한 방법
IPC: H01L21/822
Filed: 2001-03-06
Abstract: 요약하면, 본 발명의 일실시예에 따르면, 집적 회로는 2개의 전압 도메인 영역을 갖는다. 상기 집적 회로는 하나의 전압 도메인 영역의 동작 전압을 다른 하나에 대해 변경하는 것을 제공한다.
Patent KR-20030005312-A (KR)
IPC: G11B7/26
Filed: 2001-08-03
Abstract: 광디스크는 소정의 트랙 피치를 갖는 피트열로 정보 기록을 갖는 정보 기록층과 상기 정보 기록층에 형성된 광투과층을 구비하고, 정보가 대물렌즈에 의해 상기 광투과층에서 상기 정보 기록층으로 조사된(illuminated) 광빔에 의해 재생될 수 있다. 광디스크는 트랙 피치가 TP, 최단 피트 길이가 Tmin, 광빔의 파장이 , 상기 대물렌즈의 개구수(numerical aperture)가 NA 일때, 0.194( /NA) 2 ≤TP x Tmin ≤0.264( /NA) 2 의 관계를 충족시키고, 트랙 피치의 0.280 ~ 0.325 ㎛ 범위에서 피트 폭이 120nm 이하인 것을 특징으로 한다.
Patent KR-20030001490-A (KR)
Title: Ophthalmic solution
IPC: C07D491/052
Filed: 2001-05-16
Abstract: The present invention provides an ophthalmic solution containing pranoprofen or a pharmacologically acceptable salt thereof, and a vasoconstrictor, which is effective for ameliorating congestion in outer ocular areas, particularly conjunctiva and pericorneal area.
Patent KR-20030019468-A (KR)
IPC: G11B7/135
Filed: 2001-06-25
Abstract: 본 발명은, 홀로그래피를 이용하여 정보의 기록 또는 재생을 행함과 동시에，기록  또는 재생을 위한 광학계를 작게 구성하고，또한 재생 정보의 SN비를 향상시키는 것을 목적으로 한다. 
     정보의 기록시에는，위상 공간 광변조기(44)에 의하고，기록한 정보에 근거하여 빛의 위상이 공간적으로 변조된 정보광과 기록용 참조광을 생성하고，이들을 광정보 기록 매체(1)의 정보 기록층(3)에 조사하고，정보광과 기록용 참조광의 간섭에 의한 간섭 패턴에 의하여 정보 기록층(3)에 정보를 기록한다.  정보의 재생시에는, 재생용 참조광을 정보 기록층(3)에 조사하고，이것에 따라 정보 기록층(3)으로부터 발생된 재생광과 재생용 참조광을 중합하여 합성광을 생성하고，이 합성광을 광검출기(45)에 의하여 검출하여 정보를 재생한다.
Patent KR-20040065323-A (KR)
Inventor: LEE BYEONG SEOK
IPC: H01L21/762
Filed: 2003-01-13
Abstract: PURPOSE: A method for forming an isolation layer of a semiconductor device is provided to restrain hump and RNWE(Reverse Narrow Width Effect) by preventing moat. CONSTITUTION: A trench(170) is formed by selectively etching a substrate(100) using pad oxide and nitride patterns. The pad nitride pattern on the top corner of the trench is partially removed by isotropic etching. Then, a gap-fill oxide layer(180) is formed in the trench and planarized. The remaining pad nitride pattern is removed.
Patent KR-20040066640-A (KR)
Title: Portable computer
Inventor: CHO HYEON JE
IPC: G06F1/16
Filed: 2003-01-20
Abstract: PURPOSE: A portable computer is provided to swivel a monitor and tilt the monitor more firmly and stably. CONSTITUTION: The 2-axial hinge(30) makes the monitor(20) tilted/swiveled to a main body(10) by installing between the main body and the monitor. A tilting hinge(40) is installed between the main body and the monitor by being separated from the 2-axial hinge. For connection, the tilting hinge supports/allows the monitor to be tilted to the main body. For separation, the tilting hinge allows the monitor to be swiveled to the main body by the 2-axial hinge. The tilting hinge includes the first combing part(41) installed to a lower side of the monitor, and the second combining part(45) installed to the main body and having one side combined/separated from the first combining part in a tilt axis. A projection(46) of a non-circular shape is formed to one of the first and the second combining part, and a projection receiving part(42) is formed to another part.
Patent KR-20040067026-A (KR)
Title: Automatic laundry drying stand
Inventor: RHO SOON KEE
IPC: D06F57/00
Filed: 2003-01-21
Abstract: PURPOSE: An automatic laundry drying stand is provided to dry the large amount of the laundry in the small area, and to use conveniently without care in going out by automatically moving the laundry drying stand indoors and outdoors through a sensor according to weather condition. CONSTITUTION: An automatic laundry drying stand is composed of a power unit(10); an operation unit(20); a sensor unit(30) detecting by combining values of sensors; a comparison unit(40) comparing the detected values from the sensor unit with the values corresponding to weather change; a control unit(50) controlling the output from the sensor unit or the comparison unit; and a motor driving unit(60) actuating the motor according to the signals from the control unit. The automatic laundry drying stand is moved out of a veranda, and moved into the veranda by actuating the motor driving unit according to weather condition.
Patent KR-20030019523-A (KR)
Inventor: KIM CHANG WON
IPC: A45B25/02
Filed: 2003-02-08
Abstract: PURPOSE: An automatically closed umbrella construction and a method of opening and closing the same are provided to support umbrella ribs with continuous elasticity and automatically fold the umbrella by restoring elastic force of auxiliary umbrella ribs upon the release of a locking device. CONSTITUTION: A coupler(1a) is rotatably fixed to umbrella ribs by a pin and has one end portion of an auxiliary umbrella rib being inserted thereto. An umbrella auxiliary rib fixing portion(10) externally encloses an umbrella rod(3), vertically moves on the umbrella rod(3) and has a fitting groove for fixing the auxiliary umbrella ribs(1) on the upper part. The auxiliary umbrella ribs(1) are made of high-elastic material and are longer than the vertical distance between the auxiliary umbrella rib fixing portion and the coupler(1a).
Patent KR-20030068054-A (KR)
IPC: C23C4/10
Filed: 2003-02-11
Abstract: A superalloy article is disclosed having a thermal barrier coating. The article comprises a superalloy substrate (18), an adherent alumina layer (20) on the substrate, and a ceramic, thermally insulating layer (22) on the alumina layer. The ceramic layer has an overall thickness and comprises a relatively strain tolerant, columnar grain ceramic (24) on the alumina layer and relatively more thermally insulating ceramic (26) on the columnar grain ceramic. The alumina layer may be formed using an alumina forming layer such as an overlay or aluminide bond coat, or the superalloy may comprise a material that is capable of forming an alumina layer. The ceramic layers may be formed of a stabilized zirconia or other suitable material, and may have the same or different compositions.
Patent KR-20030071554-A (KR)
Title: 스위치장치
IPC: H01H23/16
Filed: 2003-02-27
Abstract: 종래는 케이스상에 대형의 덮개체부재가 배치됨과 동시에, 조작손잡이부재가 덮개체부재에 요동 가능하게 설치되어 있기 때문에, 스위치장치가 대형화하고, 또 부품점수가 많아져, 저렴한 스위치장치를 제공할 수 없다는 문제가 있으므로, 소형화 가능하고, 저렴한 스위치장치를 제공한다. 
     바닥벽(2a), 측벽(2b)을 가지는 케이스(2)와, 고정접점부(3)와, 가동접점부 (4)와, 측벽에 설치된 구동체(5)와, 구동체를 원래의 위치에 복귀시키기 위한 복귀용 수단(6)을 구비하고, 구동체는 가동접점부를 가동하기 위한 작동부(5a)와, 작동부를 회동시키기 위한 조작부(5c)를 가지고, 조작부가 구동되었을 때, 작동부에서 가동접점부가 가동되어, 가동접점부가 고정접점부에 접촉함과 동시에, 조작부의 구동이 해제되었을 때, 복귀용 수단에 의하여 구동체는 가동접점부와 고정접점부가 비접촉상태가 되도록 원래의 상태로 복귀하는 것이다.
Patent KR-20040078291-A (KR)
Inventor: KIM YONG GUK
IPC: G02F1/13
Filed: 2003-03-03
Abstract: PURPOSE: A method for fabricating an electrode consisting of a thin film poly layer on an AMLCD(Active Matrix LCD) is provided to perform a pixel thin film poly deposition process within the shortest time through a high-temperature, high-voltage gas ratio, thereby realizing a more delicate thin film density without resistance loss. CONSTITUTION: A liquid crystal layer is formed on a semiconductor substrate. An SIO(Silicon On Insulator) layer(102) is formed on the liquid crystal layer. A thin film poly layer(106) is formed on the SIO layer(102). The thin film poly layer(106) is used as an electrode for controlling an AMLCD. The thin film poly layer(106) is formed at about 630 to 650 degrees centigrade, under about 45 to 55 Pa, with about 430 to 500sccm of SiH4.
Patent KR-20040079076-A (KR)
Inventor: LEE SEUNG BACK
IPC: F16K31/04
Filed: 2003-03-06
Abstract: PURPOSE: A declutching system for valve actuator is provided to reduce the unit cost by eliminating a returning part by using an existing returning spring. CONSTITUTION: A declutching system for valve actuator comprises a driving system(10) for transmitting driving force by connecting to a shaft of driving motor(11); a driven system(20) for receiving the driving force by connecting to a valve rotation shaft(21); a clutching device(30) between the driving system and the driven system. When the motor is used, the clutch moves forward by force of restoration of the returning spring, so the driving system is connected to the driven system. When handle is hand-operated, the clutch moves backward, so hand-operated driving force of handle is connected to the driven system.
Patent KR-20030074289-A (KR)
Title: 도막부착강도·전단강도 측정장치
IPC: G01N3/06
Filed: 2003-03-07
Abstract: 시료에 부착한 도막의 부착강도나 전단강도를 정확하게 측정할 수 있고 또한 구조가 간단하여 원가가 저렴한 도막부착강도·전단강도 측정장치를 제공하는 것을 그 과제로 한다. 
     이를 해결하기 위한 수단으로 시료 S에 대해 도막면에 수직인 수직방향 및 도막면에 평행한 평행방향의 2방향으로 이동가능한 안내축(14)에 수직압력 검지기(15)의 일단을 고정하고, 수직압력 검지기(15)의 타단에 연결구(16)를 통해 평행압력 검지기(17)의 제 1단을 고정하며, 평행압력 검지기(17)의 제 2단에 절단날(18)을 고정하고, 절단날(18)로 시료 S에 부착한 도막을 절삭하면서 절단날(18)에 가해지는 수직압력 및 평행압력을 검지한다. 
     이렇게 함으로써 절단날과 압력검지기 사이에 접동안내축이 개재하지 않으므로 접동저항이 가해지지 않아 측정이 정확하게 된다.  접동안내축의 갭이 홈깊이나 절삭면에 악영향을 주지 않게 된다.  접동안내축이 없기 때문에 구조가 간단하여 원가가 저렴하게 되는 효과를 이룰 수 있다.
Patent KR-20040081973-A (KR)
Inventor: CHO JIN SU
IPC: H01L21/304
Filed: 2003-03-17
Abstract: PURPOSE: A cleaning brush for semiconductor wafer is provided to separate effectively contaminants from a surface of a wafer by changing a structure of a projection to a spiral structure. CONSTITUTION: A cleaning brush(100) is formed with a main body(110) and a projection(120). The projection is formed at an outer circumference of the main body. The main body is connected to a driving unit. The main body is formed with a shape of cylinder in order to remove contaminants from a surface of a wafer. The projection is used for separating the contaminants from the surface of the wafer. The projection has a spiral structure. The main body and the projection are formed with soft materials such as polyvinylalcohol in order to reduce abrasion due to frictional force.
Patent KR-20040083893-A (KR)
Inventor: KOO DU HUN
IPC: G03F7/20
Filed: 2003-03-25
Abstract: PURPOSE: An exposure apparatus for exposing an edge of a wafer is provided to remove efficiently ArF resist from the edge of the wafer by forming a light source with a low-priced lamp. CONSTITUTION: A wafer is loaded on an upper surface of a chuck. A light source part is used for generating light. An optical fiber(300) is used for guiding the light generated from the light source part to the wafer. A lens part is installed at an end part of the optical fiber and is used for irradiating the light on an edge part of the wafer. A wavelength conversion part(500) is used for converting the wavelength of the light generated from the light source part. The wavelength conversion part is formed with a non-linear optic material.
Patent KR-20030077458-A (KR)
Title: 등화기 및 재생신호 처리장치
IPC: H04L25/03
Filed: 2003-03-26
Abstract: 본 발명은 디스크 제조 시의 비대칭(asymmetry) 현상 등에 기인하여 나타나는 입력신호의 비 선형성에 대하여, 정확한 보상이 실행 가능한 등화기를 제공하는 것이다. 
     계수기(102-i)에 2 개의 탭 계수(c ip , c in )를 준비한다. 비교기(103)는 기준신호인 중앙 탭 신호(x 3 )의 값과 임계값(108)을 비교하고, 이 비교결과에 기초하여 선택신호(SS)를 생성한다. 계수기(102-i)는 선택신호(SS)에 기초하여, 탭 계수(c ip , c in )의 하나를 선택 탭 계수(c i )로서 선택하고 탭 신호(x i )에 곱한다. 이로써 기준신호인 중앙 탭 신호(x 3 )의 값에 대응하여, 등화기 전체의 탭 계수를 적응성 있게 절환할 수 있다. 따라서 입력신호의 비선형성에 대해 정확한 보상의 실행이 가능해진다.
Patent KR-20040084364-A (KR)
Inventor: HAN SANG HUN
IPC: A61K9/50
Filed: 2003-03-28
Abstract: PURPOSE: Provided are a stabilization method of active ingredients inside hydrophobic polymer by increasing solubility of the active ingredients and using polyol/polymer microcapsules and a cosmetic composition containing the microcapsules to maximize its efficacy. CONSTITUTION: The method for manufacturing polyol/polymer microcapsules comprises the steps of: dissolving at least one kind of active ingredient selected from the group consisting of water soluble or insoluble active ingredients in polyol/solvent; dispersing the solution and emulsifying it to give emulsion; and removing the polyol/solvent from the emulsion and recovering hard polymer microcapsules.
Patent KR-20040085634-A (KR)
Inventor: HAN JONG SANG
IPC: B65H18/08
Filed: 2003-04-01
Abstract: PURPOSE: A winding operation of a vinyl on a winding pipe is become automatic to improve productivity and reduce manufacturing cost. CONSTITUTION: In a winding device, a winding pipe is provided to wind vinyl material. A winding pipe supplying portion(110) is provided to supply adhesive on the surface of the winding pipe. A winding portion(120) is provided to rotate intermittently to wind vinyl material. A vinyl guiding portion(130) is installed to press vinyl on the winding pipe. A cutting portion(140) cuts vinyl wound in certain length. A control portion(160) controls each unit to operate with a given value.
Patent KR-20040085963-A (KR)
Inventor: PARK SEONG GWAN
IPC: H02S20/32
Filed: 2003-04-02
Abstract: PURPOSE: A power supply apparatus is provided to achieve improved energy use efficiency by arranging a solar heat collector plate on the top of an outdoor unit in such a manner that the solar heat collector plate has a tilt angle which varies in accordance with the altitude of the sun. CONSTITUTION: A power supply apparatus(60) comprises an outdoor unit body(50) which accommodates a compressor, a blower, and a heat exchanger, and condenses the refrigerant heat exchanged with the indoor area; a top case(62) formed on the top of the outdoor unit body, and which has a driving motor embedded therein; and a plurality of solar heat collector plates(64) arranged on one side of the top case such that the collector plates are rotatable. The solar heat collector plates has a connector(64a) connected to the plates such that the connector is foldable. The solar heat collector plates convert solar energies into electrical energies, and supply power to the outdoor unit body.
Patent KR-20030082476-A (KR)
Title: 중금속 및/또는 유기 화합물의 처리 방법
IPC: B07B1/28
Filed: 2003-04-16
Abstract: 중금속 및/또는 유기 화합물을 함유하는 오염 토양 및/또는 소각회분을 가열 처리하여 정화하는 방법에 있어서, 종래에 비해 처리 능력이 우수한 오염 토양 및/또는 소각회분의 정화 방법이 본 발명에 따라 제공한다. 
     오염 토양 및/또는 소각회분(A 1 )을 예컨대 회전 건조기(1)를 사용하여 수분 함유량을 5질량% 이하, 바람직하게는 3질량% 이하로 건조시킨 후, 진동 스크린(2) 등으로 예컨대 입자 직경이 10㎜ 이상인 큰 괴상(A 4 )을 제거한다.  그리고, 체통과물(A 3 )만을 예컨대 프레스 성형기(3)로 체적이 6cm 3 정도인 단광(A 5 )으로 성형한다.  이 단광(A 5 )을 큰 괴상(A 4 )과 함께 회전 화상노(4)에 장입하여 가열 처리한다.  이로 인해, 중금속 및 유기 화합물은 고효율로 휘발 제거되거나 무해화된다.
Patent KR-20040090323-A (KR)
Inventor: KIM YONG GUK
IPC: G02F1/136
Filed: 2003-04-17
Abstract: PURPOSE: A method for fabricating an LCD(Liquid Crystal Display) is provided to improve the accuracy of desired image display by passing light in only a desired pixel area without the leakage of backlight. CONSTITUTION: A CMOS(Complementary Metal Oxide Semiconductor) driving switch is formed on an SOI(Silicon On Insulator) wafer, and a display area is defined. A nitride and a signal line are formed in the display region. An inter-layer insulation film is deposited on the result material, and a metal wire process is progressed. A protective film of a metal wire is deposited, and an annealing process is progressed to remove a parasitic charge with respect to the protective film. A light blocking film is deposited on the protective film, and the display area is patterned to open the display area. The protective film is formed as a silicon oxide film(115) using a PECVD(Plasma Enhanced Chemical Vapor Deposition) type. The light blocking film is formed as a titanium film(116).
Patent KR-20040091339-A (KR)
Inventor: CHO JEONG SEOP
IPC: H05B37/02
Filed: 2003-04-21
Abstract: PURPOSE: A street lamp control apparatus and a street lamp control method are provided to prevent waste of power by performing a safety operation upon occurrence of power outage. CONSTITUTION: A street lamp control apparatus comprises a control computer having a system operating program embedded therein; a GPS receiver(210) for providing position information and visual information to the control computer; a remote communication unit(420) connected to the control computer, and which performs a bidirectional information receiving/transmitting operation through a radio communication; an RTC(470) for operating a clock; a memory unit for storing and managing operating condition, fault information, and history of a street lamp; an input/output unit(450) connected to the control computer, and which inputs signals and displays operation information; a street lamp driving unit(480) for controlling power supplied to the street lamp, in accordance with the signal output from the control computer; a power unit for supplying power to each unit; and a circuit current sensing unit(490) for sensing current of a street lamp power circuit, and providing information to the control computer.
Patent KR-20040093335-A (KR)
Inventor: CHOI JIN BONG
IPC: H04N5/57
Filed: 2003-04-29
Abstract: PURPOSE: A circuit for controlling the shading of a display device using a photodiode is provided to adjust the shading of the display device although optical quantity differs finely. CONSTITUTION: A photodiode(PD1) generates current according to the intensity of light. The photodiode(PD1) is installed at one side of a front panel of a display device. A load resistor(RL) converts the current outputted from the photo transistor into a voltage. A voltage amplifier(Amp1) amplifies the voltage converted in the load resistor, and outputs the amplified voltage. The load resistor is connected to a cathode or an anode of the photodiode.
Patent KR-20040095507-A (KR)
Inventor: KIM SANG UK
IPC: F25D11/00
Filed: 2003-05-09
Abstract: PURPOSE: A kimchi storage unit temperature control system making use of a contactless power supply unit and a temperature sensor is provided to prevent oxidation of kimchi by controlling the temperature of the upper part of a kimchi storage unit quickly and exactly. CONSTITUTION: A kimchi storage unit temperature control system comprises a power supply unit(10), a communication unit(20), a door opening and shutting ascertainment unit(30), a temperature sensor(40), a body microcomputer(50), and a door microcomputer(60). In the power supply unit, an electric current is supplied to a second power supply part(14) by mutual induction in a first power part(13) and the second power part each connected to the top surface of a body part(2) and to a bottom surface of a door part(1). The communication unit comprises a first communication part(21) arranged to the top surface of the body part, and a second communication part(22) arranged to the bottom surface of the door part. The door opening and shutting ascertainment unit comprises a first door opening and shutting ascertainment part(31) arranged to the top surface of the body part, and a second door opening and shutting ascertainment part(32) arranged to the bottom surface of the door part. The temperature sensor is arranged to the bottom surface of a door, to sense the temperature of the bottom surface of the door. The body microcomputer is connected to the first door opening and shutting ascertainment part, the first power supply part, and the first communication part, to control the temperature according to signals from the door opening and shutting ascertainment unit and the communication unit. The door microcomputer is connected to the second power supply part, the temperature sensor, and the second communication part, to receive the temperature sensed by the temperature sensor and to transmit the temperature to the body microcomputer via the communication unit.
Patent KR-20040097767-A (KR)
Inventor: MIN BYEONG HUN
IPC: G01B7/34
Filed: 2003-05-13
Abstract: PURPOSE: A road surface testing apparatus using a vehicle is provided to exactly measure the road surface by compensating for a displacement amount on the basis of a compression displacement amount and an extension displacement amount of a shock absorber. CONSTITUTION: A road surface testing apparatus using vehicles includes a first displacement(10), a second displacement(20), a data storing part(30), and a control part(40). The first displacement sensor(10) is installed at a vehicle body floor panel and measures an amount of displacement between the vehicle body floor panel and the road surface. The second displacement sensor(20) is installed at a side of a shock absorber and measures a compression displacement amount and an extension displacement amount of the shock absorber. The data storing part(30) stores detection signals from the first displacement(10) or the second displacement(10) in real time. The control part(40) determines a curved degree of the road surface by compensating for the compression displacement amount and the extension displacement amount measured by the second displacement sensor(20) on the basis of the mount of displacement measured by the first displacement sensor(10).