baber/WOPTO huggingface dataset:
Patent KR-20000029871-A (KR)
Inventor: SIMON BACARDIT JUAN
IPC: B60T13/573
Filed: 1997-06-04
Abstract: PURPOSE: A boosted braking apparatus having hydraulic reaction and improved safety is provided to attain an improved characteristic of actuating the first circuit breaks down, not to need a complex device for lowering the prize and to be able to trust actuating in all conditions by executing braking trouble by a driver separately with lengthened movement of a pedal for measuring a braking result. CONSTITUTION: A burster braking apparatus having hydraulic reaction and improved safety comprises: a master cylinder equipped a primary piston(30) to accept an actuating force for increasing a pressure in a primary hydraulic circuit(I) and a secondary oil piston to increase pressure in the secondary hydraulic circuit at a side; a pneumatic piston controlled by applying input for exhibiting the actuating force; the primary hydraulic circuit(I) of a master cylinder connected with the primary piston(30); a hollow cylinder(32) to be able to slide a reaction piston(34) of airtightness to the direction of a shaft; the first elastic member to exhibit the first elastic force between a reaction piston(34) and a hollow cylinder(32) and to pressurize a reaction piston(34) for a master cylinder; one opening(36) at least formed at a hollow cylinder(32) for connecting the inside of a hollow cylinder(32) with the inside of a master cylinder.
Patent KR-20000069560-A (KR)
IPC: C07D521/00
Filed: 1998-04-17
Abstract: This invention concerns compounds of formulathe pharmaceutically acceptable acid addition salts and the stereochemically isomeric forms thereof, wherein the dotted line represents an optional bond; X is oxygen or sulfur; R1 and R2 each independently are hydrogen, hydroxy, halo, cyano, C1-6alkyl, trihalomethyl, trihalomethoxy, C2-6alkenyl, C1-6alkyloxy, hydroxyC1-6alkyloxy, C1-6alkyloxyC1-6alkyloxy, C1-6alkyloxycarbonyl, aminoC1-6alkyloxy, mono- or di(C1-6alkyl)aminoC1-6alkyloxy, Ar1, Ar1C1-6alkyl, Ar1oxy, Ar1C1-6alkyloxy; or when on adjacent positions R1 and R2 taken together may form a bivalent radical; R3 and R4 each independently are hydrogen, halo, cyano, C1-6alkyl, C1-6alkyloxy, Ar1oxy, C1-6alkylthio, di(C1-6alkyl)amino, trihalomethyl, trihalomethoxy; R5 is hydrogen, halo, cyano, optionally substituted C1-6alkyl, C1-6alkyloxycarbonyl or Ar1; or a radical of formula -OR10, -SR10, -NR11R12; R6 is an optionally substituted imidazolyl moiety; R7 is hydrogen or C1-6alkyl provided that the dotted line does not represent a bond; R8 is hydrogen, C1-6alkyl or Ar2CH2 or Het1CH2; R9 is hydrogen, C1-6alkyl, C1-6alkyloxy or halo, or R8 and R9 taken together may form a bivalent radical; Ar1 and Ar2 are optionally substituted phenyl and Het1 is optionally substituted pyridinyl; having farnesyl transferase inhibiting activity; their preparation, compositions containing them and their use as a medicine.
Patent KR-20000070670-A (KR)
Title: 보관 장치
IPC: B65H19/30
Filed: 1998-01-12
Abstract: 릴업(3)을 위한 빈 코어(2)들용 보관 장치(1) 내부에서 제지가 제지릴(4)들을 형성하도록 감겨지는데, 상기 보관 장치(1)는 이송배출 경사로, 및 상단부(38), 하단부(34) 및 이송 배출 경사로(14)에 면하는 전방측면(20), 후방측면(21) 및 두 측면(22,23)들로 구성되는 네 측면들을 가지는 컨테이너(18)를 포함하는 스탠드(16)를 가지며, 상기 네 측면(20,21,22,23)들은 이들사이에서 빈 코어(2)들을 한정하며, 컨테이너(18)는 이송 배출 경사로(14)의 상류단부와 접하는 하부 배출 개구(25) 및 상부 유입 개구(24)를 또한 포함한다.  본 발명에 따라 다수의 하향 경사판(26)들이 컨테이너(18) 내부에서 나머지 하부에 하나씩 배치되어, 전방 측면(20) 및 후방 측면(21)으로부터 교대로 안내되며, 각각의 경사판(26)은 인접 후방측면(21) 또는 전방측면(20)으로부터 소정 거리에 위치된 하류 단부를 가져, 상류 경사판(26)으로 굴러 내려지는 각각의 빈 코어(2)가 유입개구(24)로부터 배출개구(20)까지 연속 경로로 다음 경사판(26)까지 자유롭게 계속 구른다. 스탠드(16)는 스탠드 테이블(17)을 또한 포함하는데, 여기서 컨테이너(18)가 컨테이너(18)의 보관 스테이션으로의 이송을 가능하게 하는 이송 배출 경사로(14)와 관련하여 교체 가능하게 배치된다.
Patent KR-20000070840-A (KR)
IPC: G11B27/30
Filed: 1998-02-06
Abstract: 광자기 디스크 기록/재생 장치는, 광자기 디스크(31) 내의 워블(4, 6) 및 어드레스 마크(81∼84)를 검출하여 워블 신호(WB1, WB2) 및 어드레스 마크 신호(AML, AMG)를 출력하는 광학 헤드(36)와, 워블 신호(WB1)에 응답하여 클럭 신호(CK)를 발생시키는 PLL 회로(47)와, 어드레스 마크 신호(AML, AMG)에 응답하여 어드레스 마크 동기 신호(AM)를 발생시키는 어드레스 마크 동기 신호 발생 회로(46)와, 클럭 신호(CK)를 어드레스 마크 동기 신호(AM)로 동기하여 동기 클럭 신호(SCK)를 발생시키는 동기화 회로(48)와, 자기 헤드 구동 회로(34)를 제어하기 위한 타이밍 펄스 신호(TG1) 및 레이저 구동 회로(35)를 제어하기 위한 타이밍 펄스 신호(TG2)를 발생시키는 타이밍 설정 회로(49)를 구비한다.  이 기록/재생 장치는, 어드레스 마크(81∼84)를 검출하고, 그 검출된 어드레스 마크에 동기하여 광자기 디스크(31)에 데이타 신호를 기록하거나, 그 검출된 어드레스 마크에 동기하여 광자기 디스크(31)로부터 데이타 신호를 재생하거나 하기 때문에, 데이타 신호의 기록 또는 재생을 확실하게 행할 수 있다.
Patent KR-20010005617-A (KR)
Title: 고관절 내부 인공 기관
IPC: A61F2/30
Filed: 1998-03-02
Abstract: 본 발명은 대퇴부에 고정된 스템(1)과, 목부를 통해 스템에 의해 지지되는 관절 헤드(4)를 구비한 고관절 내부 인공 기관에 관한 것이다.  이식시에, 헤드의 목부 내에서 서로 다르게 선택된 절제 면으로서 하나 및 동일한 인공 기관을 사용할 수 있도록, 본 인공 기관은 스템(1)이 대체로 일정하게 원호로 만곡되고, 목부(3)가 대략 동일 방향으로 스템(1)의 상부 단부에 인접하고, 스템(1)의 길이가 150 mm보다 작으며, 동일한 스템 형상을 유지하면서, 일부 목부 길이가 평균적인 본래 대퇴 목부의 길이보다 더 작은 상이한 목부 길이들이 이용될 수 있는 특징을 갖는다.
Patent KR-20010020323-A (KR)
IPC: H04B1/38
Filed: 1998-04-24
Abstract: Cellular telephone which utilizes a dial shuttle for selecting functions listed in various option lists to be performed. The dial shuttle is depressed by a user to call up a particular option list menu (option group) on the telephone's display. Upon depression of the dial shuttle, one of the option groups stored in memory that is associated with the current operating mode of the device is retrieved, wherein each of the stored option groups is associated with a respective operating mode and includes a respective plurality of functions for selection by a user during the respective operating mode. The current operating mode pertains not only to whether a telephone call is taking place but also to the number of digits that have been entered into the cellular telephone. The retrieved option group is displayed and the dial shuttle is utilized by the user to selected one of the displayed functions for execution.
Patent KR-20010012383-A (KR)
Title: 광 메모리 장치 및 그 제조 방법
IPC: G11B7/24035
Filed: 1998-05-07
Abstract: 광학 메모리 장치는 기판 상에 형성된 적어도 하나의 데이타층을 가진다.  기판의 상면은 기록 매체에 의해 도포될 때 기판의 특성과는 다른 소정의 광학 특성을 얻을 수 있는 복수의 영역으로 구성되는 패턴으로 형성된다.  기판의 패터닝된 표면은 기록 매체에 의해 코팅된다.  기록 매체는 기록 영역이 소정의 광학 특성을 얻은 후 패터닝된 표면으로부터 제거된다.
Patent KR-20010012556-A (KR)
Title: 다낭포성 난소 증후군 및 임신성 당뇨병의 치료에 있어서5-(4-(2-(ｎ-메틸-ｎ-(2-피리딜)아미노)-에톡시)벤질)2,4-티아졸리딘디온의 용도
IPC: A61P43/00
Filed: 1998-05-14
Abstract: 티아졸리디논 유도체 및 관련된 항과혈당성 약제를 사용하여 인슐린 비의존성 진성 당뇨병 및 그로부터 유발되는 합병증이 진전되는 위험에 처한 인간을 치료하는 신규한 방법이 개시된다.  한 실시태양에서, 본 발명의 화합물은 인슐린 비의존성 진성 당뇨병의 발병을 예방 또는 지연시키기 위해 사용된다.  다른 실시태양에서, 본 발명의 화합물은 인슐린 비의존성 진성 당뇨병의 발병을 예방 또는 지연시키기 위한 임신성 당뇨병의 치료에 사용된다.
Patent KR-20010014433-A (KR)
Title: 슬러리에 부가된 실질적으로 비팽윤성인 입자를 포함하는습식 적층된 섬유 구조물의 제조 방법
IPC: D21H21/50
Filed: 1998-06-29
Abstract: 실질적으로 수불용성이고 실질적으로 수비팽윤성인 입자를 포함하는 습식 적층된 섬유 웹을 포함하는 섬유 구조물을 제조하기 위한 공정이 기술되어 있다.  또한, 이 방법에 따른 섬유 구조물이 기술되어 있다.
Patent KR-20010068510-A (KR)
Inventor: HAN JUN SU
IPC: H01L23/495
Filed: 2000-01-06
Abstract: PURPOSE: A lead frame for a quad flat package is provided to prevent the defect occurred when a portion of a tie bar remains outside of the package body. CONSTITUTION: The quad flat package lead frame includes a die pad(110), inner leads(124), outer leads(122), a tie bar(140), and a side rail(150). The die pad includes a semiconductor chip implemented thereon. The inner leads are arranged in four directions around the die pad and corresponds to the semiconductor chip. The outer leads are formed on the inner leads as a whole. The tie bar supports the die pad. The side rail fixes the outer leads and the tie bar. An arbitrary virtual line determines the outer leads and the inner leads. The tie bar includes a cross-section which is formed with a smaller size than the cross-section on the outer portion of the point to which the virtual line corresponds. The cross section of the tie bar includes a depression hole on both sides of the tie bar.
Patent KR-20010068935-A (KR)
Title: A distress signal apparatus
Inventor: KIM YOUN IL
IPC: G08B21/00
Filed: 2000-01-11
Abstract: PURPOSE: Disclosed is an apparatus for reporting position of sufferer to grasp position of sufferer easily by flickering radiation with high illumination in sufferer's position in case of drifting sufferer in a long distance from accident spot, in inclement weather and night time. CONSTITUTION: The apparatus for reporting position of sufferer comprises sensor part(10) to sense moisture and pressure in accordance with environmental condition of accident spot in taking place accident on the sea, land or skies; power source part(30) to provide power source voltage by detection signal of the sensor part(10); boost part(20) to raise voltage as fixed voltage by providing power source of the power source part(30); resonance part(40) to provide boost voltage of the boost part(20) with fixed period; luminescent part(50) to radiate with resonance period of the resonance part(40).
Patent KR-20010073375-A (KR)
Title: Method for changing automatically transmission power of three sector basestation transceiver subsystem in mobile communication system
Inventor: KIM WON MU
IPC: H04J13/00
Filed: 2000-01-14
Abstract: PURPOSE: A method for automatically changing transmission power of a 3 sector base station, in a mobile communication system is provided to automatically set transmission attenuating parameters RF up-converters of the 3 sector base station to an optimum attenuation value. CONSTITUTION: An operator inputs a transmission attenuation value change command and a call completion rate threshold to a BSM(Base Station Manager)(S1). The BSM transmits the command and threshold to a BCP(Base station Control Processor) in a 3 sector base station(S2). The BCP detects optimum transmission attenuation values of CDMA(Code Division Multiple Access) channels included in an alpha-sector, to store the detected values in a memory(S3). The BCP detects optimum transmission attenuation values of CDMA channels included in a beta-sector, to store the detected values in the memory(S4). The BCP detects optimum transmission attenuation values of CDMA channels included in a gamma-sector, to store the detected values in the memory(S5). The BCP considers soft handoff between alpha-beta sectors, to detect optimum transmission attenuation values of CDMA channels equally serviced in alpha-beta sectors and store the values in the memory(S6). The BCP considers soft handoff between beta-gamma sectors, to detect optimum transmission attenuation values of CDMA channels equally serviced in beta-gamma sectors and store the values in the memory(S7). The BCP considers soft handoff between gamma-alpha sectors, to detect optimum transmission attenuation values of CDMA channels equally serviced in gamma-alpha sectors and store the values in the memory(S8). The BCP compares the optimum transmission attenuation values for CDMA channels serviced in each sector with the optimum transmission attenuation values for CDMA channels in each soft handoff, to select final transmission attenuation values for CDMA channels serviced by each sector and respectively set the selected values to corresponding RF up-converters(S9).
Patent KR-20000076480-A (KR)
IPC: B23K9/06
Filed: 2000-01-18
Abstract: In a welding power supply (10) for creating welding current in a succession of current pulses with a maximum current level and a trailing off state which current pulses passing through a series circuit including an inductor (110) and electrode (E) in welding relationship with a workpiece (W) wherein the power supply has (a) an inverter stage (12) with an input to be connected to a power source, a first terminal (90) at a first electrical polarity when the inverter is on, a second terminal (92) at a second electrical polarity when the inverter is on, and a control (70) to generate an off signal to turn the inverter off and remove current from the terminals to shift said current pulse toward an off state; and, (b) a power switching stage (16) including a transistor based switch (SW1) having a conduction condition passing current from the first terminal upon creation of a first logic signal and a non-conduction condition blocking current upon creation of a second logic signal, the improvement comprising: a sensor (60) for measuring the instantaneous value of the welding current, a comparator (180) for producing a low current signal when the instantaneous current is at a selected value substantially below the maximum current level and a circuit or program (160) for creating the second logic signal upon production of a low current signal after generation of an off signal whereby the transistor based switch is switched from the conduction condition to the non-conduction condition when the welding current is generally at the selected value. <IMAGE>
Patent KR-20000018191-A (KR)
Title: Water wheel type oil skimmer
Inventor: KIM JONG HYEON
IPC: E02B15/10
Filed: 2000-01-19
Abstract: PURPOSE: A water wheel type oil skimmer is provided to skim a large amount of oil in a short time, also to enable to work in a foul weather. CONSTITUTION: A constitution of a water wheel type oil skimmer comprises the steps of: producing a main body with the material having excellent seawater-resisting property to increase endurance of a device; forming a principal parts with a light alloy to reduce the weight; forming the shape of the front part to be wide to easily flow in oil, also forming the shape of the rear part to be narrower toward the rear part to effectively pump oil skimmed; and establishing an orifice so the oil as to be skimmed continuously into a storage chamber of skimmed oil without stagnating. Then, the rotation speed of a water wheel is controlled not to flow out oil to an exhaust hole of the seawater of the lower part of an oil skimmer together with water. And a device for moving oil skimmed to the storage chamber of skimmed oil is equipped.
Patent KR-20010073626-A (KR)
Title: Benzamide compounds and preparation method thereof
Inventor: BYUN JONG SU
IPC: C07D307/00
Filed: 2000-01-19
Abstract: PURPOSE: The benzamide compounds and a producing method thereof are provided, thereby the benzamide compounds can label technesium which is a radioisotope and F-18 with no having disadvantages of prior arts. CONSTITUTION: The benzamide compounds are represented by formula (1), in which R is methanesulfonyl, paratoluenesulfonyl or trifluoromethanesulfonyl. The compound of formula (1a) is produced by dissolving the compound of formula (7) in sulfonyl chloride, neutralizing the solution with sodium sulfate, and removing the solvent to produce the compound of formula (8); dissolving the compound of formula (8) in toluene, dropping thionyl chloride to the solution, removing the solvent by distilling under reduced pressure, dissolving it in organic solvent, and reacting the solution with the compound of formula (6) to produce the compound of formula (9); dissolving the compound of formula (9) in organic solvent and reacting the solution with boron tribromide to produce the compound of formula (10); and dissolving the compound of formula (10) in organic solvent and reacting the solution with methanesulfonyl chloride.
Patent KR-20000076547-A (KR)
Title: 안면 화상처리장치
IPC: A61B5/11
Filed: 2000-01-28
Abstract: 눈 추출시의 오추출을 방지하고, 눈영역 2차원 형상에 의한 개폐판정의 신뢰성을 향상시킬 수 있는 안면 화상처리장치를 얻는다. 
     검출대상자(1)의 안면화상을 입력으로 하는 카메라(2)와, 카메라(2)로부터 얻어진 농담화상을 일시적으로 보존하는 다치(多値) 화상메모리(3)와, 다치 화상메모리(3)으로부터 출력되는 농담화상을 2치화하는 2치화 수단(4)과, 2치화 수단(4)로부터 얻어진 2치화 화상을 일시적으로 보존하는 2치화 화상메모리(5)와, 2치화 화상메모리(5)로부터 출력되는 2치화 화상으로부터 비공 2치화 영역을 추출하고, 2치화 화상메모리(5)로부터 출력되는 2치화 화상으로부터 비공 2치화 영역을 기준점으로 해서 눈 2치화 영역을 추출하는 특징추출수단(6A)과, 눈 2치화 영역의 형상 특징으로부터 눈의 개폐상태를 판정하는 개폐판정수단(7A)을 구비한다.
Patent KR-20000058038-A (KR)
Inventor: NIIGA ZUTOSHI
IPC: G11B19/20
Filed: 2000-02-15
Abstract: PURPOSE: A spindle motor and magnetic disc device using the spindle motor is provided to enhance the reliability by allocating a permanent magnet between a radial bearing and a thrust bearing and providing a magnetic suction force between a rotation axis and the thrust bearing to perform a location determination of an axis direction. CONSTITUTION: A spindle motor(A) for driving a magnetic disc(3) is composed as a rotator magnet(12), an armature winding for generating a magnetic field and an armature core(13) in an inner circumference of a hub(11). The armature core(13) is inserted into a block projecting portion of a housing member(2). A rotating axis(6) is coupled to the hub(11). The magnetic disc(3) is fixed to the hub(11) by a clamp screw(5) through a clamper(4). A bearing portion allocates an evaporation preventing plate(16), a dynamic pressure radial bearing(7), a permanent magnet(8), a stopper ring(15) and a thrust bearing on a driving axle.
Patent KR-20000030242-A (KR)
Inventor: NO BYONG HYOK
IPC: G06Q50/10
Filed: 2000-02-15
Abstract: PURPOSE: A computer dance game system using external controller on the internet is provided to minimize a time loss and a money loss for downloading a game by performing a real-time game using an internet and performing a real-time game using an external controller. CONSTITUTION: A user connects an internet and performs a game(2-1), and performs a log-in to register(2-2). It is asked as to whether a direction key of a keyboard is used or an external controller is used as a game controller(2-3). A game is loaded, and a song and a level are selected when the direction key of the keyboard is selected(2-4). The game is loaded, and a program for using the external controller is downloaded(2-c) when the external controller is selected(2-c). The game is played(2-5) and the game is completed(2-6), and an obtained point is stored in a database(2-7).
Patent KR-20010082837-A (KR)
Title: Liquid Crystal Display Device And Method for Fabricating the same
Inventor: HWANG GWANG JO
IPC: G02F1/1368
Filed: 2000-02-21
Abstract: PURPOSE: An LCD and a method for manufacturing the same are provided to reduce a contact resistance between a single metal electrode layer and a transparent electrode. CONSTITUTION: A gate electrode(34) and a gate pad(36) are formed on a transparent substrate(32). A gate insulating layer(38) is formed on the transparent substrate(32). An active layer(40) and an ohmic contact layer(42) are formed by patterning an amorphous silicon layer and a doped amorphous silicon layer. A source electrode(44), a drain electrode(46), a data line, and a data pad are formed on gate insulating layer(38). The active layer(40) is exposed by etching the ohmic contact layer(42). A passivation layer(48) is formed by depositing an insulating layer. The first and the second contact holes are formed by patterning the passivation layer(48). A contact layer(50) is formed on the exposed drain electrode(46) and the exposed gate pad(36). A pixel electrode(52) and a passivation electrode(54) are formed by depositing and patterning a transparent material on the contact layer(50).
Patent KR-20020065942-A (KR)
Title: Fishway construction method for Dam
Inventor: HWANG CHONG SEO
IPC: E02B8/08
Filed: 2000-03-06
Abstract: PURPOSE: Provided is fish way to move downstream fish to upper stream of dam by reusing turbogenerator water or effluent stream as fish attractant water of elevator system or traction type fish way. CONSTITUTION: The fish way construction is characterized by operating generator(1) by gaining lake surface water, installing surge tank(4) and gathering tank(6) to discharge the generating water through open channel(5) or to flow stream maintenance water without generating on open channel(5), being placed fish carrier container(8) in gathering tank(6). After many fish enter as time goes by, the system continues to repeat by lifting carrier container(8) to dam upper stream(1), flowing them, and put them into gathering tank(6).
Patent KR-20010088203-A (KR)
Title: Apparatus for driving plasma display panel
Inventor: CHOI IM SU
IPC: G09G3/296
Filed: 2000-03-11
Abstract: PURPOSE: A device for driving plasma display panel is provided to display a high quality of image by making a display feature of each address electrode line uniform. CONSTITUTION: A control unit(2) generates a plurality of driving control signals(SA, SY, SX) according to a video signal from outside. An address driving unit(3) processes an address signal(SA) of the driving control signal(SA, SY, SX) to generates a display data signal, and supplies the display data signal to an address electrode line. An X driving unit(4) processes an X driving control signal(SX) of the driving control signal(SA, SY, SX), and supplies the processed X driving control signal(SX) to an X electrode line. A Y driving unit(5) processes a Y driving control signal(SY) of the driving control signal(SA, SY, SX), and supplies the processed Y driving control signal(SY) to a Y electrode line.
Patent KR-20010089954-A (KR)
Title: Method for operating a device for monitoring and indicating pressure changes in vehicle tires by radio
Inventor: KESSLER RALPH
IPC: B60C23/00
Filed: 2000-03-17
Abstract: PURPOSE: A method for operating a device for the monitoring and wireless signaling of a pressure change in pneumatic tires of vehicles is provided to extend the lifespan of batteries of the tire pressure monitoring device without degrading the reliability and the stability of the tire pressure changing monitoring performance and operation. CONSTITUTION: A Device for the monitoring and wireless signaling of a pressure change in pneumatic tires of vehicles is mounted in the tire, preferably in the form of a modular unit which also includes the valve of the tire, and a power source, a pressure sensor which measures tire pressure at first intervals, an analog-to-digital converter for digitizing a pressure signal obtained by the pressure sensor, a memory for storing the pressure signal, a transmitter which transmits information about the tire pressure measured to a receiving unit positioned in the vehicle, and a comparator, which notably forms a modular unit with a microprocessor which compares the pressure signal with a previously stored reference pressure signal and controls the transmitter in such a way that the transmitter transmits at second intervals longer than the first intervals, for as long as a decrease per time unit in the pressure signal in relation to the reference pressure signal(drift) does not exceed a threshold value, and that the transmitter transmits at third intervals shorter than the second intervals, if and for as long as drift exceeds the threshold value, thereby modifying the second intervals in accordance with one or more physical states which are measured in the tire and vary under road load.
Patent KR-20010091824-A (KR)
Inventor: LEE SANG SEOG
IPC: A63B23/04
Filed: 2000-03-18
Abstract: PURPOSE: An underwater running machine is provided, which is used for an exerciser with weak joint to exercise to reduce the load to the joint and muscle, and can also be used as a common running machine after water is discharged. CONSTITUTION: The underwater running machine comprises a bottom plate; a lower body(10) comprising two hole that a hose connecting a water pump penetrates through; a middle body(30) comprising two hole that a hose connecting a water pump penetrates through; an inner body(40) fixed to the middle body; a water pump(20) fixed onto the bottom plate, a nozzle(23) placed in front and rear of the inner body, and a hose(21, 22) connecting the nozzle and the water pump; a packing preventing the water leakage at the bottom gap between the inner body and the middle body; a water discharge stopper(300); a pipe connector(301) fixed on the bottom of the lower body; a water discharge hose(303) connected with the pipe connector; a front and rear two axes(80, 80a) penetrating the wall of the inner body, and two rollers(81, 81a) welded onto the axes; a rubber packing and a bearing supporting the axes, a snap ring maintaining the position of the axes, and a bearing cover supporting the bearing; a bevel gear(82) assembled to the front axis; an upper body(100); a velocity reduction motor(90); another bevel gear(94) geared in the bevel gear(82); a perpendicular axis(93) where the another bevel gear is assembled; an axis supporter(50); a coupling(92) connecting the another axis and the axis of the motor; a rubber belt(60); a plurality of rods(71); a roller frame(70); and two hand rails(110).