baber/WOPTO huggingface dataset:
Patent KR-20000036929-A (KR)
Inventor: LEE EUNG JOON
Filed: 2000-04-01
Abstract: PURPOSE: An air conditioning equipment management system is provided to monitor and process remotely of the air conditioning equipment by using a communication network. CONSTITUTION: An air conditioning equipment management system comprises a central system(20) and a plurality of local systems(30). The central system(20) includes a plurality of workstations(21) networked with a remote monitoring unit(11) installed in the air conditioning equipment(10) locally distributed, and a network server(25) connected to the workstations(21) via a LAN(23). The local systems(30) includes a plurality of workstations(21) networked with a remote monitoring unit(11) installed in the air conditioning equipment(10) locally distributed, and a router(34) connected to the workstations(21) via a local LAN(33) and connected to a central router(24) via a frame relay(40).
Patent KR-20010097849-A (KR)
Inventor: PARK NAM JU
Filed: 2000-04-26
Abstract: 본 발명은 인터넷 전자상거래용 결제시스템에 관한 것으로, 온라인 상에서 정보를 공유하기 위한 인터넷망(20); 상기 인터넷망(20)을 통해 각종의 정보를 제공 및 공유하기 위한 인터넷 서비스 제공자(40); 상기 인터넷망(20)을 통해 복수의 인터넷 서비스 제공자(40)가 제공하는 각종 정보를 검색 및 수집하기 위한 인터넷 이용자(30); 상기 인터넷 이용자(30)가 소유하고 있고 전화번호 및 패스워드를 입력하기 위한 통신수단(32); 상기 복수의 인터넷 서비스 제공자(40)가 제공한 정보를 인터넷 이용자(30)가 이용하기 위하여 이용자의 인증절차의 요청 및 인터넷 서비스 제공자(40)의 가맹 및 관리하기 위한 웹사이트 운영자(10); 상기 인터넷 이용자(30)가 입력한 전화번호 및 패스워드에 대한 인증여부에 관한 절차를 수행하기 위한 통신사업자(50)로 이루어져 인터넷상에서 유료로 각종의 정보를 제공하는 인터넷 서비스 제공자에게 인터넷 이용자가 이용한 정보에 대한 이용료를 부과 및 회수대행을 하기 위한 것이다.
Patent KR-20010106001-A (KR)
Title: Plane Motor
Inventor: CHUN JANG SEONG
IPC: H02K37/20
Filed: 2000-05-20
Abstract: In a method and apparatus for printing bar codes (10) on cartons disclosed in the specification, cartons (32) on which bar codes (10) are to be printed are conveyed in succession in either direction past a heater (40) which heats a selected portion of the carton surface (42) and a hot melt ink jet printer (44) which prints a bar code (10) on the heated portion of the bar code surface. The carton surface portion is heated to a temperature which is above ambient temperature by an amount which is equal to about 40 % to 100 % of the difference between ambient temperature and the solidification temperature of the hot melt ink.
Patent KR-20000077430-A (KR)
Title: 차량용 계기
IPC: B60K37/00
Filed: 2000-05-25
Abstract: 눈금판으로의 광의 입사시간이나 색을 조정하는 것으로, 참신한 표시를 제공한다. 
     광원(81)은 확산판(70a) 및 도광판(60)을 통하여 판두께 방향을 따라서 눈금판(20a)에 광을 공급한다. 광원(82)은 도광판(60)내에 그 하단 개구부(61a)로부터 공급한다. 도광판(60)으로부터 눈금판(20a)에 광이 공급된다. 광원(83)은 발광지침(20c)내에 그 기부로부터 광을 입사한다. 각 광원(81, 82)과 광원(83)은 시간차 점등한다.
Patent KR-20010108706-A (KR)
Inventor: LEE JAE GAP
Filed: 2000-05-30
Abstract: 본 발명은 경제적이면서도 간편한 방법으로 다중 밀도를 갖는 폴리우레탄 폼 성형체를 제조하는 방법에 관한 것으로, 성형체의 성형시, 소정의 부위에 부직포를 부가하는 것을 특징으로 한다.
Patent KR-20010109427-A (KR)
Inventor: CHUN BO YEONG
Filed: 2000-05-31
Abstract: 원클릭 자동차보험료 계산 서비스 방법이 개시된다. 본 원클릭 자동차보험료 계산 서비스 방법은 (a) 고객의 식별 코드 정보 및 보유 차량 식별 코드 정보를 보험사 통합 서버로 발송하는 단계와, (b) 보험사 통합 서버로부터 고객의 기존 보험 가입 정보를 수신하는 단계, 및 (c) 수신된 기존의 보험 가입 정보와 보험 가입 조건에 대한 고객의 추가 선택 사항을 기초로 고객의 자동차 보험료를 계산하고, 계산된 결과를 고객에게 발송하는 단계를 포함하는 것을 특징으로 한다. 
     본 원클릭 자동차보험료 계산 서비스 방법에 따르면, 고객이 보험 가입 조건을 세부적으로 입력하지 않고도 갱신 보험 계약에 대한 보험료의 견적을 빠르고 쉽게 받을 수 있다.
Patent KR-20010007360-A (KR)
Inventor: CHAF TOMAS
IPC: B60K15/04
Filed: 2000-06-14
Abstract: PURPOSE: A venting device for a fuel tank having a closure cap is provided to simply assemble a ventilator at the all the fuel tank by arranging an opening at the closure cap and forming an unitary unit with a closed body. CONSTITUTION: A fuel tank(1) has a fuel injection port(3) which is closed by a closure cap(2). The fuel tank(1) has a connecting neck(4). The connecting neck(4) is formed at fuel injection port(3) of the fuel tank(1). An opening(5) is formed on the closure cap(2) to ventilate an air in the fuel tank(1). A cage(6) is formed at the rear plane of the closure cap(2) for guiding the closed body(7). The closed body(7) is connected to a spherical weight(8). A safety valve(9) has a closed particle(12) which is free-stressed by a spring against the opening(5). A closed body moves against the opening by the spring. The safety valve(9) is arranged at the closed body(14) to exhaust an over pressure from the fuel tank(1). The openings(5) are arranged in the closure caps(1). The closed body(7) forms an unitary unit together with the closure caps(2).
Patent KR-20010113428-A (KR)
Inventor: LEE JAE SEOK
IPC: H04L12/66
Filed: 2000-06-17
Abstract: 넷폰은 Voice over internet protocol(VoIP) 기술을 채용한 장치로 기업과 개인에게 인터넷이나 다른 TCP/IP 네트웍을 이용하여 넷폰에서 넷폰, 넷폰에서 아이피스타, 넷폰에서 일반전화, 일반전화에서 넷폰으로 다양한 연결모드를 지원한다. JustDialIt 기술은 컴퓨터가 없는 수신자가 Voip기술을 사용할 수 있도록 한다. 
     컴퓨터가 필요하지 않는 넷폰은 자체적인 프로세서와 네트웍크 인터페이스를 가지고 있어 뛰어난 성능을 발휘한다. 넷폰과 연결되어있는 전화가 버튼으로 IP주소를 입력하여 인터넷을 통하여 통화할수 있다.
Patent KR-20000058750-A (KR)
Inventor: LEE BYUNG SEUB
IPC: H04L25/08
Filed: 2000-06-27
Abstract: PURPOSE: An apparatus for removing an adaptive orthogonal polarization interference using a bootstrap structure is provided to improve speech quality, by maintaining a minimum value of an error signal when a filter for the interference is outputted. CONSTITUTION: An apparatus for removing an adaptive orthogonal polarization interference rectifies a horizontal channel(horizontal polarized wave or a right-hand circular polarization)(1) and a vertical channel(vertical polarized wave or a left-hand circular polarization)(2) transmitted from a transmitting terminal through a low noise amplifier(LNA). Outputs of the LNA pass through the apparatus to demodulate required signals.
Patent KR-20010015107-A (KR)
Inventor: AMAMIYA ISAO
IPC: G03F1/20
Filed: 2000-06-30
Abstract: PURPOSE: Disclosed is a mask for electron beam plotting, where the transmission and the scatter of electrons are controlled, beam contrast is satisfactory, the loss of the exposed electrons is less, the influence of color aberration can be reduced, and exposure time can be shortened. CONSTITUTION: The mask has a pattern-supporting film(6) through which an electron beam passes, an electron beam scatter body pattern(5) formed on the pattern supporting film(6), and a supporting body(3) supporting the pattern supporting film(6) and the electron beam scatter body pattern(5). In the pattern supporting film(6), film thickness is 0.05 micrometer to 0.2 micrometer, film material density is 1.0 to 5.0 g/cm3, and elastic modulus is not less than 0.8x1011 Pa. In the electron beam scatter body pattern(5), film thickness is 0.2 to 2 micrometer, film material density is 1.0 to 5.0 g/cm3, and elastic modulus is not less than 0.8x1011 Pa.
Patent KR-20020003482-A (KR)
Title: The sprayed fire-resistive materials
Inventor: KIM U CHEOL
IPC: C04B20/06
Filed: 2000-07-06
Abstract: PURPOSE: Refractory coatings are provided, which has improved fire resistance, adhesive strength, compressive strength and durability, and does not produce cracks by using vermiculite or perlite and coated polystyrene. CONSTITUTION: The refractory coatings include 20 to 40 wt% of cement, 30 to 60 wt% of gypsum, 5 to 15 wt% of foamed polystyrene, 5 to 30 wt% of a blowing agent, 0.1 to 0.5 wt% of a foaming agent, 3 to 15 wt% of a fire retardant filler, 1 to 5 wt% of a fire retardant pulp and 0.5 wt% of a thickener. The blowing agent is selected from vermiculite or perlite. The foamed polystyrene is coated with an antistatic agent, an adhesive, a curing agent, a colorant and a surfactant and has a density of 0.01 to 0.02 g/cm¬2. By coating the foamed polystyrene, occurrence of static electricity is prevented, affinity to cement and gypsum is increased, whereby the polystyrene can be evenly distributed through the entire volume of the coatings without separation of materials, and fire resistance, strength and crack resistance can be improved. Upon fire, the blowing agent expands and fills spaces generated by melting of the foamed polystyrene. As a result, fire resistance is improved, physical properties of coatings are maintained, and crack does not occur.
Patent KR-20020007907-A (KR)
Title: Upper custody device for bureau
Inventor: CHOI CHOL HO
IPC: A47B88/04
Filed: 2000-07-19
Abstract: PURPOSE: An upper containing device of a wardrobe is provided to maximize convenience on use by keeping or drawing goods in a container easily and to maximize safety by keeping or drawing goods in a container safely. CONSTITUTION: The upper containing device of a wardrobe comprises: a guide instrument(10) composed of guide rails(13) forming a downward incline(12) of an appointed angle on the front and girders(15) sliding along the guide rails(13) backward and forward not to be separated; a container(20) composed of a containing space(22) interposed to a space part(17) between guide rails(13) and girders(25) slid along guide grooves(23) backward and forward not to be separated; and a link instrument(30) connecting the girders(15) of the guide instrument(10) and the girders(25) of the container(20) to be operated together vertically and to be appeared/disappeared horizontally to the lower part of the front between the guide rails(13) of the container(20).
Patent KR-20010015474-A (KR)
Title: Display frame rate adaptation
Inventor: DEISS MICHAEL SCOTT
IPC: H04N5/44
Filed: 2000-07-29
Abstract: PURPOSE: A method and a device for matching a display frame rate are provided to track a received video picture frequency by comparing the picture frame rate of a received signal with the display frame rate of a receiver, controlling the number of displayed lines per field or frame and generating a display frame rate control signal for the receiver. CONSTITUTION: A receiver(100) has two signal processing paths for analog signal processing and digital signal processing, and the processing can be executed while using an analog or digital dedicated receiver. A raster generator(105) receives the number of lines per field (1pf) as input and generates suitable vertical and horizontal synchronizing signals Vert and Horiz. Since vertical synchronism Vsync is generated for each line per field inside the raster generator(105), concerning the control of 1pf as needed, the start of the rising edge of a fly-back pulse is advanced or delayed.
Patent KR-20020012447-A (KR)
Title: Modem and method for adjusting data transmission speed of the same
Inventor: KIM JEONG HO
IPC: H04L29/08
Filed: 2000-08-07
Abstract: PURPOSE: A modem and a method for controlling a data transmission rate thereof are provided to send maximum data to a line within a range not causing data overflow. CONSTITUTION: According to a modem(ATU-R; ADSL Terminal Unit Central Office Receiving Unit)(12) installed in a subscriber part, a CPU(32) is connected with an ethernet interface(42) through an SCC2 bus, and is connected with an ADSL interface(44) through an UTOPIA bus, and performs a SAR(Segmentation and Reassembly) function. Also, the ATU-R has a transmission rate determining part(34) determining a data transmission rate of the modem. The transmission rate determining part includes an APC timer, an APC timer control part, a TCT, a transmission queue and a transmission part.
Patent KR-20020012973-A (KR)
Title: Opening and shutting structure a floor plate of escalator
Inventor: NAM GI HYEON
IPC: B66B29/00
Filed: 2000-08-10
Abstract: PURPOSE: Structure for opening or closing a landing footboard in an elevator is provided to conveniently open the landing footboard by applying a gas spring and to prevent an accident through preventing approach of person. CONSTITUTION: Landing footboard opening or closing structure for an elevator comprises a reinforcing steel(110) connected to a specific part of an landing foot board(100); a supporting steel(112) corresponding to the reinforcing steel; a gas spring(300) mounted on the landing footboard by the supporting steel; a sling rod(140) integrally combined to a lower portion of the landing footboard by a hinge; a truss(120) installed on the elevator; and a flange(142) contacting tot eh sliding rod. The sliding rod is moved up and down in the flange corresponding to the truss of the elevator. Thereby, the landing footboard opening or closing structure for the elevator conveniently opens or closes the landing footboard by applying the gas spring to prevent an accident.
Patent KR-20020013092-A (KR)
Title: Air hole cover of motor for power window in vehicle
Inventor: KIM SEONG YONG
IPC: E05F15/10
Filed: 2000-08-11
Abstract: PURPOSE: An air hole cover of a motor for an automobile power window is provided to set easily by improving an air hole cover equipped to a motor for operating a window regulator, to improve quality and to promote users' convenience by intercepting an inflow of impurities or moisture after setting. CONSTITUTION: An air hole cover(25) of a motor for an automobile power window for intercepting an inflow of impurities and moisture by an air hole equipped to a motor for operating a link of an automobile power window regulator comprises: a cap(27) having a flow space(26) to move air in the air hole cover and to cover an exposed part of the air hole; a bar-typed insertion bar(28) formed in the flow space(26) of the cap(27) to have almost the same diameter as the air hole to fit tightly to the air hole; and a cogged joint(30) formed on the beginning of a bottom surface(29) of the flow space(26) and the insertion bar(28) to prevent the excessive interposition of the insertion bar(28).
Patent KR-20000064155-A (KR)
Inventor: KOO JA HEON
IPC: B05C19/00
Filed: 2000-08-24
Abstract: PURPOSE: Provided is a method for coating a medical TFT-LCD panel thickly(0-1000 μm) with a selenium(Se) material in vacuum, which can obtain a uniformity of a coated surface. CONSTITUTION: The Se coating system includes radiation shields mounted in a chamber, water cooling lines mounted on the outer wall of the chamber for reducing heat, a water cooling jacket in the chamber, a chamber base plate including five couple of high-voltage feedthroughs(20) and five boat's shutters(14) mounted on five couple of thermal boats(21), boat's radiation shields(17) for isolating heat. The panel is mounted directly on the surface of the water-cooling jacket and fixed on a mask by a strong magnet.
Patent KR-20010050205-A (KR)
Inventor: BERNHARD LUSTIG
IPC: H01L29/10
Filed: 2000-08-25
Abstract: PURPOSE: A method of manufacturing a MOS transistor is provided to shorten its CMOS-gate transit time as a short-channel type MOS transistor and its rising current is made rapid. CONSTITUTION: The method of manufacturing a MOS transistor includes the steps of providing in a semiconductor substrate a well having a dopant of a first conductive type, providing an epitaxial layer on the surface of the doped well, implanting into the epitaxial layer a dopant having a concentration lower than 1017/cm3, providing in the epitaxial layer source/drain regions, having dopants of a second opposite conduction type to the first conduction type and a channel region, and making the depths of the source/drain regions which is not larger than the thickness of the epitaxial layer.
Patent KR-20010098357-A (KR)
Inventor: KIM JONG WOOK
IPC: C03C14/00
Filed: 2000-09-18
Abstract: 본 발명은 원적외선 방사체 유리 및 원적외선 방사 전구유리와 그 제조방법에 관한 것으로서, 고효율의 원적외선 방사가 가능하며, 조명과 동시에 생체에 유익한 원적외선을 다량 방사시켜 생체의 기능을 활성화시키도록 한 것이다. 
     이를 위해 본 발명에 따른 원적외선 방사체 유리는 규사, 소다회, 석회석, 수산화 알루미늄, 탄산가리 분말로 이루어진 유리 원료 분말에 진옥(Ca 2 Mg 5 Si 8 O 22 (OH) 2 )분말을 교반 혼합하여 용융시켜 형성되고, 이를 제조하기 위해 규사, 소다회, 석회석, 수산화 알루미늄, 탄산가리 분말로 이루어진 유리 원료 분말을 제조하는 제 1 단계와, 진옥(Ca 2 Mg 5 Si 8 O 22 (OH) 2 )을 미세하게 분쇄하여 진옥 분말을 제조하는 제 2 단계와, 제 1 단계에서 제조된 유리 원료분말 90 ~ 93 % 중량 조성비와 제 2 단계에서 제조된 진옥 분말 10 ~ 7 % 중량 조성비로 교반 혼합시키는 제 3 단계와, 제 3 단계에서 혼합된 혼합물을 1300 ~ 1350℃ 온도로 용융시켜 액상 혼합물을 제조하는 제 4 단계와, 액상 혼합물을 소정의 형상으로 형성하여 서냉시키는 제 5 단계로 이루어진다. 
     또한, 본 발명에 따른 원적외선 방사체 전구유리는 규사, 소다회, 석회석, 수산화 알루미늄, 탄산가리 분말로 이루어진 전구 유리 원료 분말 90 ~ 93 % 중량 조성비와, 진옥(Ca 2 Mg 5 Si 8 O 22 (OH) 2 )분말 10 ~ 7 % 중량 조성비로 혼합 용융되어 형성된 원적외선 방사체 유리로 이루어지고, 이를 제조하기 위해 규사, 소다회, 석회석, 수산화 알루미늄, 탄산가리 분말로 이루어진 전구 유리 원료 분말을 제조하는 제 1 단계와, 진옥(Ca 2 Mg 5 Si 8 O 22 (OH) 2 )을 미세하게 분쇄하여 진옥 분말을 제조하는 제 2 단계와, 제 1 단계에서 제조된 전구 유리 원료분말 90 ~ 93 % 중량 조성비와 제 2 단계에서 제조된 진옥 분말 10 ~ 7 % 중량 조성비로 교반 혼합시키는 제 3 단계와, 제 3 단계에서 혼합된 혼합물을 1300 ~ 1350℃ 온도로 용융시켜 액상 혼합물을 제조하는 제 4 단계와, 액상 혼합물을 전구유리 금형에 주입하고 서냉시켜 전구유리를 제조하는 제 5 단계로 이루어진다.
Patent KR-20020024457-A (KR)
Title: Method for selecting icon in modular television appartus and remocon thereof
Inventor: PYUNG SEONG UK
IPC: H04N7/14
Filed: 2000-09-25
Abstract: PURPOSE: A method of selecting an icon of a modular television system and a remote controller are provided to easily select an icon displayed on a screen using a direct key so as to use the modular television system conveniently. CONSTITUTION: A direct key signal is received from a remote controller having top, bottom, left and right keys. When the direct key signal is received, a cursor is moved in such a manner that the cursor is jumped from one icon active region displayed on a web page to another icon active region adjacent to the icon active region. The cursor is located on a desired icon active region and the corresponding icon is selected.
Patent KR-20020031856-A (KR)
Title: bed heater
Inventor: LEE SUNG ROK
IPC: F24D3/12
Filed: 2000-10-24
Abstract: PURPOSE: A heater for a bed is provided to improve the heating efficiency of the bed with the cheaper cost in the installation and maintenance, and to obtain easy maintenance by a simple structure. CONSTITUTION: A heater(1) for a bed has a suction hole(2) having temperature sensor at the one side. The heater has a discharge hole(10) at the other side. A coil shaped hot-wire for heating the flowing air, a blower fan, a blower motor, and a superheat prevention control terminal are provided in the heater. The heater has a heater main body(12) and a remote temperature control apparatus installed in the mattress of the bed.
Patent KR-20010067361-A (KR)
Title: A wall-mounted heat exchanger for the hearth of a boiler, the heat exchanger being made up of tubes whose inlets and outlets are both situated at the bottom of the heat exchanger
Inventor: ENAULT CHRISTIAN
IPC: F22B21/30
Filed: 2000-10-27
Abstract: PURPOSE: A heat exchanger mounted in a wall of a boiler furnace is provided to improve reliability by installing the heat exchanger in the wall of the boiler furnace, and to lengthen a life span and cut down expenses by preventing thermal stress deformation with simple structure. CONSTITUTION: Tubes(7) are extended vertically between the bottom(B) and the top(H) of a heat exchanger(5). Steam is heated and circulated between a heat exchanger tube inlet and a heat exchanger tube outlet. Tubes have U-shaped bent parts in the upper part of the heat exchanger. The heat exchanger inlet and the heat exchanger outlet are arranged in the bottom of the heat exchanger, and the heat exchanger is installed in a vertical screen wall(M) of a boiler furnace in a power station. The tubes of the heat exchanger are arranged in the plane parallel with the screen wall to form rising and falling circulation alternately and individually. The reliability is improved with mounting the heat exchanger in the screen wall of the boiler furnace.
Patent KR-20020036374-A (KR)
Title: Semi-transflective type Liquid Crystal Display Device
Inventor: KIM SE DEOK
IPC: G02F1/1335
Filed: 2000-11-09
Abstract: PURPOSE: A semi-transmission type liquid crystal display is provided to use an external optical source as a source of transmitted light by setting a condenser in the liquid crystal display. CONSTITUTION: A semi-transmission type liquid crystal display includes a condenser(34) that is connected with a back light unit(36) of a liquid crystal panel(32) to focus external lights on the back light unit. The condenser is constructed of a pattern substrate for bending a path of light to the back light unit, and a light guide plate arranged opposite to the pattern substrate. The pattern substrate has a lattice pattern. The condenser can be adjusted at an arbitrary angle.
Patent KR-20020037981-A (KR)
Title: Electrode structure for dc plasma system
Inventor: CHO CHEON SU
IPC: H05H1/34
Filed: 2000-11-16
Abstract: PURPOSE: An electrode structure of a DC plasma polymerization apparatus is provided, which is appropriate to make a stale discharge by blocking a carbonization in the electrode. CONSTITUTION: An electrode(12) and a sample(13) are arranged in a process chamber(11), and the electrode and the sample are connected to a power supply device(15) out of the process chamber by a power connection line(14). A reaction gas supply pipe(16) to inject a reaction gas into the inside of the chamber is connected to an upper part of the chamber, and a non-reaction gas supply pipe(17) is connected to the electrode to receive a non-reaction gas from the outside of the chamber. An exhaustion tube(18) is installed on a bottom of the chamber to exhaust an exhaustion gas in the chamber.
Patent KR-20020041166-A (KR)
Title: A apparatus for setting auxiliary input and on/off of television forcibly
Inventor: JANG YUN JO
IPC: H04N5/44
Filed: 2000-11-27
Abstract: PURPOSE: A device for performing a forcible input setting and a turning on/off control is provided to forcibly output a specific external input in a remote place regardless of an on/off state, a broadcasting output state, or an external input/output state, without changing a TV structure, thereby sensing an operation state of a receiving module of the remote place to forcibly set the specific external input as a channel state. CONSTITUTION: An on/off input unit(101) inputs a control command for forcibly setting a specific input. A controller(103) builds a program for performing a forcible setting operation according to a control signal of the on/off input unit. A tone generator(105) generates and outputs a tone signal according to a tone generation signal output from the controller. A connection line(111) inputs the generated tone signal to an audio external input jack(R) of a TV. A connection line(113) connected to a monitor audio output jack(R) transmits the output tone signal. A tone input unit(107) detects an output component of the tone signal inputted through the connection line(113).
Patent KR-20020043719-A (KR)
Inventor: LEE PIL GI
IPC: F01P5/12
Filed: 2000-12-04
Abstract: PURPOSE: A water pump is provided to prevent the wear of a bearing due to the concentrated application of a force by keeping the balance of the rotational force applied to a pulley and the cooling water pressure applied to an impeller. CONSTITUTION: A water pump includes a housing(21), a rotating shaft(22) formed in the housing, a pulley(24) formed on the end of the rotating shaft protruded onto the housing, and an impeller(23) formed on the end of the rotating shaft. A cooling water pressurizing unit(40) pressurizes a portion of the cooling water passing through the water pump toward a first line and delivers the water to a second line. A cooling water inlet(27) is formed in a portion of the housing to rotate the impeller with the pressure of the cooling water pressurized by the cooling water pressurizing unit. A water jet(29) received in the cooling water inlet strongly jets the cooling water to the impeller. Therefore, the pressure of the cooling water is applied to the impeller is kept in the balance with the force applied to the pulley.
Patent KR-20010016384-A (KR)
Title: Portable electric winch
Inventor: NAM GUG YEOL
IPC: B66F19/00
Filed: 2000-12-07
Abstract: PURPOSE: A portable electric drum winch is provided to conveniently use in a small space, to continuously work without limit in winding distance, and to reduce required time and cost. CONSTITUTION: A portable electric drum winch includes three planetary gears(3), fixed internal gears(4,5) and a pulley internal gear(6) mounted on the same axial line. The outer surface of rope wheels(11,12) is contacted and mounted to the pulley internal gear and a cover(14) connected to a shaft(13) is contacted to or separated from the pulley internal gear by swing, and thereby a wire rope(16) is wound on the pulley internal gear and the rope wheels in zigzag and the wire rope is not slipped by press force through the tension of the wire rope. A guide ring(10) prevents the separation of the planetary gears and is continuously wound by the driving of a brush motor(1).