baber/WOPTO huggingface dataset:
Patent KR-20010095606-A (KR)
Title: Mtehod of Making Resolvable Film for Plant Growing
Inventor: CUI XIANG HAO
IPC: A01G9/02
Filed: 2000-04-11
Abstract: PURPOSE: A method for producing a decomposable thin film for growing plant is provided to easily decompose and vanish without removing the film and to nourish the plant under natural environment and to enhance quality of soil. CONSTITUTION: The method comprises mixing microfine powdery peat(65-84wt.%) and plasticity agent(1-5wt.%) and polymer(15-30wt.%) at 90-180 deg.C. and melt-extruding the mixture. The powdery peat is prepared in a plastic cator. The plasticity agent is selected from DOS, BPBG, DOZ, DBP, DHP, DOP, DTDP, BOP or BBP and the polymer is selected from PVA, LDPE, EVA, LLDPE, EEA or PAA. All of components are pelletized for 2-10 minutes under a controlled shar rate. The peat and the plasticity agent may be generally blended in 15-13:1 ratio.
Patent KR-20010090983-A (KR)
Inventor: CHOI HAE YONG
IPC: G03B21/56
Filed: 2000-04-08
Abstract: PURPOSE: A metal screen manufacturing method with a spherical surface having a curvature is provided to conveniently manufacture a large-scaled spherical screen without any mold manufacturing and maintain a surface grain size of a polished surface by pressing the screen surface with water pressure. CONSTITUTION: A metal screen manufacturing method with a spherical surface having a curvature includes the steps of polishing a surface of a thin metal sheet(1) formed of aluminium or stainless to have a reflection ratio more than 3 gain and less than 60 gain, securing the polished surface of the metal sheet in a water pressure mold(7), fixing a top surface of the metal sheet with a circular cover(8), and forming a spherical surface by pressing the polished surface of the metal sheet with water pressure, wherein the reflection surface is formed by plating.
Patent KR-20010097893-A (KR)
Inventor: KIM TAE JOON
Filed: 2000-04-27
Abstract: 본 발명은 전화나 사용자의 PC에 달린 마이크에 입력된 음성을 인식하여 문자로 변환하는 기능과, 문자로 변환된 내용을 입력 필드에 입력시켜주는 장치와 이를 활용한 주문 시스템에 관한 것이다. 키보드와 마우스로 주문을 하던 것을 음성인식기술을 활용하여 전화와 인터넷으로 주문할 수 있도록 하는 시스템에 관한 내용이다. 
     상기 발명을 이루기 위해 사용자의 음성을 인식하는 인식부, 인식된 결과를 문자로 변환하는 변환부, 변환된 문자를 입력하는 입력부로 구성되어 있다. 본 발명으로 컴퓨터의 마우스와 키보드를 사용하는 모든 작업에 적용하여 컴퓨터 이용을 편리하게 만드는데 활용할 수 있다.
Patent KR-20010100347-A (KR)
Inventor: AHN SU HYEON
Filed: 2000-05-01
Abstract: 호안의 안정성을 도모하고 호안의 기단을 자연 상태에 가깝게 처리하는 호안용 하천 구조물 및 그의 시공방법이 개시된다. 
     종래에 콘크리트로 시공됨에 따른 생태계의 파괴나 섶단만을 시공함에 따른 호안의 유실 등을 해결하기 위하여, 호안의 기단에 종방향으로 설치된 목재판과, 상기 목재판의 하측에 적층된 복수 개의 섶단과, 상기 섶단의 하측에 일렬로 배열되어 설치된 복수 개의 말뚝과, 상기 말뚝에 고정된 복수 개의 목재판 또는 대나무를 포함하는 호안용 하천 구조물 및 호안의 기단에 목재판을 수직으로 세워 고정 설치하는 단계와, 상기 목재판의 하측에 복수개가 묶여진 버드나무 섶단을 적층하는 단계; 및 상기 버드나무 섶단의 하측에는 복수 개의 말뚝을 박고 상기 말뚝에는 복수 개의 목재판 또는 대나무를 고정하여 연결하는 단계를 포함하는 호안용 하천 구조물의 시공방법이 제공된다. 따라서, 콘크리트가 시공된 하천은 물론 자연 하천에도 시공이 가능하고, 그 시공이 매우 편리하고 저렴할 뿐만 아니라 버드나무 등의 섶단에 의해 자연 생태계가 더욱 안정된 상태를 유지하게 되며, 홍수 등의 재난 시에도 호안의 안정성이 증대된다.
Patent KR-20010104931-A (KR)
Title: 사용자 설정 음성 출력
Inventor: JUNG WOO HYUB
Filed: 2000-05-16
Abstract: 본 발명은 운영 체제상에서 운영되는 응용 프로그램에서 메뉴의 표현 방식에 대한 것으로써, 더 상세하게는 현재 많은 곳에서 컴퓨터 운영 체제로 사용되고 있는 Windows XX, 유닉스, 리눅스, 매킨토시등은 키보드나 마우스와 같은 컴퓨터 입력장치의 조작에 의해서 프로그램 동작을 수행하고 있다. 키보드나 마우스의 동작을 통해서 풀다운 메뉴, 아이콘, 툴바, 단추등의 객체들을 선택하여 프로그램의 기능을 수행하게 된다. 또한, 동작을 구분하기 위해 이미지 형식의 명령 형태인 아이콘과 툴바에 작은 메시지를 나타내는 풍선 도움말을 나타내거나 간단한 소리인 부저음이나 짧은 소리를 내거나 매킨토시의 경우 에러가 나면 내장된 음성 메시지를 출력한다. 
     본 발명은 운영 체제 상에서 운영되는 프로그램을 사용자가 좀 더 다양한 방식으로 운영할 수 있도록 키보드, 마우스와 같은 컴퓨터 입력장치와 운영 체제에서 지원하는 각종 프로그램의 자원을 통해 음성으로 풀다운 메뉴, 아이콘, 툴바, 단추등의 기능을 표현하게 한다. 키보드나 마우스와 같은 컴퓨터 입력장치를 통한 조작을 통해 각기능 항목들을 음성으로 출력해 준다. 이때 이들 풀다운 메뉴, 아이콘, 툴바, 단추등에 대한 음성 출력을 할 때 사용자가 해당 기능에 사용자가 음성을 직접 녹음하거나 미리 정해 놓은 음성을 가각 지정하여 음성으로 출력한다. 이러한 기능을 통해 좀 더 다양한 프로그램 운영 방법을 사용자에게 제공하고 음성을 들려줌으로써, 시각장애인이나 글을 모르는 사용자에게 프로그램을 운영하는데 좀 더쉽게 접근할 수 있게 도와주게 된다.
Patent KR-20010108727-A (KR)
Inventor: KIM DO SIK
Filed: 2000-05-31
Abstract: 이동전화단말기를 통한 광고 시청취에 연계한 상거래 서비스시스템 및 그 방법은 이동전화단말기를 이용한 광고 시청취로 이용자에게 부여되는 혜택을 제품 구매로 범위를 확대시켜 광고효과를 높이기 위한 것이다.  본 발명은 이동전화단말기에 음악이나 메세지, 정지화상, 동화상형태의 광고 및 멜로디를 다운로드받아 착신링음 대신 혹은 전화발신 후 통화가 이루어지기 전까지 다운로드받은 광고나 멜로디를 시청취토록 하고 그 광고 청취횟수를 카운트하며, 광고를 시청취한 회원의 해당 광고 제품 온라인 혹은 오프라인상에서 실구매시 카운트한 광고 시청취횟수와 함께 적립하여 통화료 감면, 캐쉬백(cash back), 마일리지 포인트, 신규단말기 구입시 보조금 지원등의 다양한 혜택을 제공토록 한다.  따라서, 본 발명은 통화에 지장을 주지 않으면서 최대의 광고효과를 높일 수 있으며 온라인 및 오프라인상의 구매거래에 대해서 광고를 시청취한 회원에게 전화요금 할인 및 포인트/마일리지 적립을 통한 구매 등의 혜택을 부여하는 최상의 서비스를 제공할 수 있다.
Patent KR-20010108907-A (KR)
Inventor: PARK GYEONG IL
Filed: 2000-06-01
Abstract: 본 발명은 안티록 브레이크 시스템용 노말 오픈형 솔레노이드밸브에 관한 것으로, 그 목적은 체크밸브 기능을 수행하는 립 시일(Lip Seal)의 조립 작업성을 향상시키며 이의 손상을 방지하는 것이다. 
     본 발명에 따른 안티록 브레이크 시스템용 노말 오픈형 솔레노이드밸브(30)에 의하면, 소경부(34a)와 대경부(34c) 및 가장자리를 따라 오일배출구(34f)가 형성된 외향플랜지부(34e)로 구성된 밸브시트(34)에 체크밸브 기능을 수행하는 립 시일(35)을 미리 장착한 후, 이러한 밸브시트(34)를 마그네트코어(31a)에 결합하게 된다.  이에 따라 체크밸브 기능을 수행하는 립 시일(35)의 조립작업이 보다 용이하게 이루어짐과 동시에 손상이 방지되는 이점이 있으며, 제동작용 해제 시 오일배출구(34f)를 통해 제동압력이 즉시 빠져나가는 이점이 있다.
Patent KR-20010111357-A (KR)
Inventor: JUNG IN HWA
IPC: F24F13/24
Filed: 2000-06-10
Abstract: 본 발명은 상치형 에어컨에 관한 것으로서, 모터 및 임펠러가 그 하중에 의해 상기 모터 및 상기 임펠러의 회전축이 하부로 처짐에 의해 발생하는 과도한 진동 및 소음을 방지하며, 에어컨 전체의 고유진동수가 에어컨에 가해지는 가진주파수에 포함되지 않도록 하여 에어컨에 공진이 발생하여 임펠러가 상기 임펠러가 하우징과 충돌하여 파손되지 않도록 하기 위한 것이다. 
     이를 위해 본 발명은 케이싱(110)과; 상기 케이싱(110) 내부 후면에 부착되어 상기 케이싱(110)의 강도를 보강하는 보조강판(120)과; 상기 보조강판(120) 전방에 위치하여 회전력을 발생시키는 모터(141)와; 상기 모터(141)에 축결합되는 임펠러(146)와; 상기 모터(141)를 상기 보조강판(120)에 결합하며 상기 모터(141)의 진동이 상기 케이싱(110)에 전달되는 것을 방지함과 함께 상기 모터(141) 및 상기 임펠러(146)의 초기 처짐을 막는 방진고무(150)를 포함하여 구성되는 에어컨의 모터 설치 구조가 제공된다.
Patent KR-20010007400-A (KR)
Inventor: STOPP RALF
IPC: F16H61/662
Filed: 2000-06-16
Abstract: PURPOSE: Provided is a method for determining a slip between a winding transmission mode and a pair of frictional disks capable of obtaining a persuasive and definite record easily. CONSTITUTION: In a method of determining a slip between two component members transmitting a motion by the frictional contact thereof in a type where frictional connection can be varied by a change in a pressing force acting between the component members, a value equivalent to a frictional coefficient produced between the component members in transmission of motion is measured in connection with the pressing force, and a rise of the frictional coefficient when lowering the pressing force is evaluated as a slip.
Patent KR-20020000403-A (KR)
Title: control method for buckle and meandering prevention in sinter machine
Inventor: LEE HAN JIN
IPC: C21D1/00
Filed: 2000-06-24
Abstract: PURPOSE: A method for preventing and controlling buckle and skewness in an annealing furnace is provided to minimize stoppage of production and flaws of products generated when operation is suspended due to cutting and skewing of a coil by preventing defects such as buckle and coil skewing. CONSTITUTION: In a continuous annealing furnace continuously passing a steel sheet from a cold rolled annealing line into a furnace, the method for preventing and controlling buckle and skewness in an annealing furnace comprises the processes of disregarding an adjustable coefficient when a furnace inner rate is a set rate so that a unit tension is equal to a set tension, and obtaining a set tension by decreasing the unit tension as much as a calculated value after calculating a difference between the furnace inner rate and the set rate and an adjustable rate coefficient when the furnace inner rate is the same as or less than the set rate; and disregarding an adjustable coefficient when a furnace inner rate is a set rate during on of magnetic equilibrium mode so that a unit tension is equal to a set tension, and obtaining a set tension by increasing the unit tension as much as a calculated value after calculating a difference between the furnace inner rate and the set rate and an adjustable rate coefficient when the furnace inner rate is the same as or greater than the set rate.
Patent KR-20020002763-A (KR)
Title: Method for forming metal line
Inventor: JUNG GU CHEOL
IPC: H01L21/8232
Filed: 2000-06-30
Abstract: PURPOSE: A method for forming a metal interconnection is provided to reduce the chip size by 4-6 percent and to decrease an RC delay characteristic of the metal interconnection by 10-30 percent, by forming a groove of the metal interconnection formed on an insulation layer between lower conductive layers shallower than a contact hole of a metal interconnection electrically connected to the lower conductive layer. CONSTITUTION: The first insulation layer is formed among a plurality of the first interconnection layers(31). A contact hole formation region of a metal interconnection in contact with and electrically connected to the first interconnection layer and a groove region of a metal interconnection formed on the first insulation layer are defined in a lower structure. The first interlayer dielectric is formed on the lower structure. An etch stop layer is formed on the first interlayer dielectric of the groove region in the upper portion of the first insulation layer. The second interlayer dielectric is formed on the first interlayer dielectric including the etch stop layer. The first and second interlayer dielectrics are selectively etched to form the contact hole(39) of the metal interconnection in contact with and electrically connected to the first interconnection layer. The second interlayer dielectric on the etch stop layer is selectively etched to form the groove(40) of the metal interconnection on the insulation layer. The second interconnection layer is formed on the second interlayer dielectric including the metal interconnection contact hole and the groove.
Patent KR-20020002816-A (KR)
Title: Method for forming overlay vernier in semiconductor device
Inventor: CHOI CHANG IL
IPC: H01L21/30
Filed: 2000-06-30
Abstract: PURPOSE: A method for forming an overlay vernier of a semiconductor device is provided to enhance overlay accuracy between a parent vernier formed in a former layer and a daughter vernier formed in a present layer. CONSTITUTION: The parent vernier includes two parallel first bar patterns(10), one second pattern(20) and two parallel third patterns(30). Similarly, the daughter vernier includes two parallel first photoresist patterns(100), one second photoresist pattern(200) and two parallel third photoresist patterns(300). The parent vernier and the daughter vernier crossly overlap each other. To measure a degree of overlay, X1 and X4 are measured and compared first of all and then Y1 and Y4 are measured and compared. At this time, if a measurement signal has a poor form, another distances, that is, X2, X3, Y2 and Y3, are measured to enhance overlay accuracy.
Patent KR-20020005245-A (KR)
Inventor: YOON YONG TAE
IPC: F04B39/00
Filed: 2000-07-06
Abstract: PURPOSE: A compressor is provided to minimize the contact resistance and noise between fluid and a drain valve when the fluid is drained. CONSTITUTION: A compressor consists of a cylinder reciprocating a piston, a head(30) connected with the cylinder, and a valve unit positioned between the cylinder and the head. A compression chamber is formed inside the cylinder to compress fluid by reciprocating the piston. The valve unit isolates fluid sucked into or drained from the compression chamber. The valve unit includes a valve plate(41) having a drain hole(41a), support members(42) mounted at both sides of the drain hole, and a drain valve(43) for opening/closing the drain hole. The drain valve has strip type. A connecting hole(43b) having openings(43a) at both sides is formed on the drain valve, and a banding part(43c) is formed lengthwise near the drain port. The banding part improves the bonding force with the valve plate with elasticity. Thereby, banding part inhibits noise of a compressor.
Patent KR-20000059062-A (KR)
Inventor: KIM KYOUNG SIN
IPC: H01S3/042
Filed: 2000-07-12
Abstract: PURPOSE: A liquid laser medium and a manufacturing method thereof are provided to solve the problems of solid laser and prevent the movement of vibrational excitation energy by providing a new form of liquid laser medium which allows laser emission right after the medium is cooled. CONSTITUTION: A liquid laser medium includes 10 to 20 mmol of tterbium acetate monohydrate, 20 to 28 mmol of 1,1,1,5,5,5,-hexafluoro-2,4-pentanedione, and 1 to 3ml of methanol. These components form a synthesized Yb(SOL-H)3. Yb(SOL-D)3 is formed after Yb(SOL-H)3 is melted. A manufacturing method of the liquid laser medium includes the following steps. Dissolving 10 to 20 mmol of tterbium acetate monohydrate. Combining 20 to 28 mmol of 1,1,1,5,5,5,-hexafluoro-2,4-pentanedione and 1 to 3ml of methanol into the dissolved liquid above. Creating reactions and synchronizing for 24 hours. Collecting powder after vaporizing ion water and methanol. Collecting Yb(SOL-H)3 after refining acetone and methanol. Obtaining Yb(SOL-D)3 after creating reaction of Keto-Anol.
Patent KR-20020007829-A (KR)
Title: Built-in type air conditioner for vehicle
Inventor: WANG YUN HO
IPC: B60H1/00
Filed: 2000-07-19
Abstract: PURPOSE: A built-in air conditioner is provided to control temperature of air by blowing air with mixing hot air and cool air through a single blower passage from a blower unit to a heater, and to drive comfortably by controlling the temperature of blowing air in a vehicle. CONSTITUTION: A built-in air conditioner of a vehicle is composed of a case(4) installed in a sidewall(10) of a vehicle body; a blower unit(1) receiving air from a blowing chamber(4a) and blowing to a blower passage(4b); an evaporator(3) cooling by exchanging heat between air from the blower unit and refrigerant; a temperature control door(6) forming a hot air passage by dividing the lower blower passage, and regulating the opening degree; and a heater(2) mounted in the hot air passage. The temperature of air is regulated with mixing hot air and cool air, and air conditioning is performed efficiently by blowing mixed air to the rear part of the vehicle. Traveling is performed comfortably with air conditioning by mixing hot and cool air.
Patent KR-20020008278-A (KR)
Title: User selected about ticket output method and the unit
Inventor: KO JUN MYEONG
IPC: G07B1/00
Filed: 2000-07-20
Abstract: PURPOSE: Provided is an unmanned ticket issue method by user's selection which automates ticket issue so that it enables tickets to be issued in an easy and convenient way. CONSTITUTION: The unmanned ticket issue method by user's selection comprises the steps of: (i) storing destination or time as data to select; (ii) searching seat database as selected destination or time to provide residual seat information and grant users to select residual seat; (iii) requesting to insert money as the destination and returning a change; (iv) providing message information for each process; (v) issuing the ticket if the entire process is normally operated; and (vi) checking errors in the entire issue process.
Patent KR-20020008578-A (KR)
Title: Vacuum evaporation equipment of Organic Electro Luminescence display
Inventor: LEE SANG YONG
IPC: H05B33/10
Filed: 2000-07-24
Abstract: PURPOSE: A vacuum evaporation apparatus of organic electro-luminescence display is provided to facilely perform a precise deposition process, allow extending a screen, resulting in an improved quality, by facilitating congruity of a reference point between a mask and a glass base material during a deposition process. CONSTITUTION: A supporting device(20) is mounted on the top of a vacuum chamber(1). The supporting device(20) includes an elevating device to allow a glass base material(2) and a mask(3) to be fixed during a deposition process. In the supporting device(20), a magnetic plate(22) is mounted to uniformity approach the mask(3) to the glass base material(2) by a magnetic force passing through the glass base material(2). On bottom of the vacuum chamber(1), a body of revolution(24) is mounted to perform a uniform deposition. A cell(8) is formed to cause an eccentric evaporation of a deposited material on the body of revolution(24).
Patent KR-20020011564-A (KR)
Title: Low impedance lithium-sulfur batteries
Inventor: CHOI SU SEOK
IPC: H01M10/0569
Filed: 2000-08-02
Abstract: PURPOSE: Provided is a lithium-sulfur battery having a low impedance, which contains an electrolyte containing an organic mixture solvent comprising a lithium salt, a weak polar solvent, and a strong polar solvent. CONSTITUTION: The lithium-sulfur battery comprises: a cathode containing lithium metal or lithium alloy as a cathode active material; an anode containing an anode active material and an electrically conductive material, wherein the anode active material contains at least one sulfur material selected from the group consisting of sulfur atom, Li2Sn(n>=1), an organic sulfur compound, and a carbon-sulfur polymer((C2Sx)n: x=2.5-50, n>=2); the electrolyte containing the lithium salt, the weak polar solvent such as xylene and tetrahydrofuran, and the strong polar solvent such as hexamethyl phosphoric triamide. When the lithium-sulfur battery is discharged perfectly for the first time, the criteria impedance value is less than 500 ohm in the area showing a mass transfer process at 10mHz and the criteria impedance value is less than 100 ohm in the area showing a solution-resistant component at 100kHz.
Patent KR-20020012025-A (KR)
Title: Offering system a moving picture storing medium and controlling method thereof
Inventor: KANG SEOK JUN
IPC: G11B27/02
Filed: 2000-08-05
Abstract: PURPOSE: A motion picture storage medium issuing system and a method of controlling the system are provided to digitalize motion picture data received through a network or motion picture data recorded in a video tape, 6mm/8mm tape, and digital camera according to recording operation, and store the digitalized motion picture data to offer the stored data to customers. CONSTITUTION: A motion picture storage medium issuing system includes a motion picture information input part(110), a switch(119), a liquid crystal monitor(152), an MPEG board(120), a controller(130), a CD recorder(160), a monitor(162), a power supply(190), and a data transmission/reception unit(180). The motion picture information input part has a CD player(111), a video tape recorder(112), a 6mm/8mm tape(113), a video camera(114), a digital camera(115), and an input port(116) through which motion picture information is received from the tapes and cameras. The switch for selecting a transmission path of the motion picture information. The MPEG board formats the motion picture information to store the information in a compression file form. The controller controls the entire operation of producing a motion picture CD. The CD recorder records the motion picture information in an empty CD. The monitor used for editing motion pictures. The data transmission/reception unit transmits and receives motion picture information and various information items through a predetermined network.
Patent KR-20020014860-A (KR)
Title: Structure of strengthen mounting part of subframe
Inventor: KIM GI CHANG
IPC: B62D24/00
Filed: 2000-08-19
Abstract: PURPOSE: Reinforcing structure for a mounting rear part of a sub frame is provided to improve fuel efficiency by reducing the weight of the vehicle body and expenses, and to reduce noise and vibration by increasing rigidity with supporting a long bolt supporting part by a box. CONSTITUTION: A vertical member fixing part is formed vertically in the upper part of a bent bracket, and a lower member fixing part is formed horizontally in the lower part of the bent bracket. The surface is formed perpendicularly to the vertical member fixing part, and a pipe nut fitting hole is formed in the surface. The lower member fixing part is integrally formed in the bent bracket. A bracket fixing part of a pipe nut(40) is inserted to the pipe nut fitting hole, and fixed with welding. A lower member fixing part of the pipe nut is fixed in a rear lower member of a front side(8) with welding. The lower part of the pipe nut is inserted to the rear lower member, and a threaded part is formed in the pipe nut. A long bolt(11) is fixed in a frame(10) and a sub frame(1) by penetrating. Noise is reduced, and fuel efficiency is improved with increasing rigidity by enlarging the assembling range of the long bolt.
Patent KR-20020016400-A (KR)
Inventor: KIM HYO YEONG
IPC: H02J7/04
Filed: 2000-08-25
Abstract: PURPOSE: A charging circuit is provided to charge two port at the same time using a constant current by controlling entire charging current regularly regardless of the battery, while reducing power loss and charging time. CONSTITUTION: If a front battery(123) is inserted into a front port, current flows into the front battery(123) through a second resistor(121) and a first switching element(122). An amount of the current is controlled by a first current controller(140). If a rear battery(133) is inserted into a rear port, current flows into the rear battery(133) through a third resistor(131) and a second switching element(132). An amount of the current is controlled by a second current controller(150). If the front and rear batteries are inserted into two ports respectively, current passing through the first resistor(110) is divided, and flows into the front and rear batteries through the second and third resistor so as to charge the batteries at the same time. An amount of the current passing through the first resistor is the same as sum of currents flowing into the second and third resistor.
Patent KR-20020020453-A (KR)
Inventor: LEE GWANG YEOL
IPC: B60S1/38
Filed: 2000-09-08
Abstract: PURPOSE: A wiper is provided to minimize air resistance by supporting a blade on a primary and an elastic yoke, to prevent a chattering phenomenon by reducing the number of hinge point, and to reduce the unit cost by minimizing the number of components. CONSTITUTION: A wiper comprises a primary(1) for supporting the front and rear ends of a blade(3) and having many assembling holes(111) on a sidewall(11), at least one elastic yokes(2) rotatably mounted in the assembling holes of the primary while supporting the blade with many supporting points, and a blade(3) supported on the primary and the elastic yokes. Since the supporting point of the blade is freely changed, a wiper corresponding to the use is produced. Operating noise is minimized by the reduced number of hinge point.
Patent KR-20020025314-A (KR)
Title: Dection of the weight of a washing machine
Inventor: CHO GWAN YEOL
IPC: H02P27/08
Filed: 2000-09-28
Abstract: PURPOSE: A device for sensing amount of washing material is provided to exactly detect cloth amount without any influence by voltage change by sensing the cloth amount through current control and torque control. CONSTITUTION: A device for sensing amount of washing material includes a torque order generator(100) for generating torque order signal corresponding to speed set by a user, a torque controller(200) for operating the torque order signal and outputting q-axis current order signal, a current controller(300) for applying current control signal to an inverter(400) according to the q-axis order signal of the torque control part and d-axis order signal of a current order part, a speed detector(700) for detecting a driving speed of a BLDC motor(500) by location detection signal of a rotor location detector(600), a cloth amount detector(800) for detecting cloth amount by comparing the speed detection signal of the speed detector with reference speed, and a current order part(900) for applying d-axis order signal to the current control part according to the speed detection signal.