baber/WOPTO huggingface dataset:
Patent KR-100787508-B1 (KR)
Title: One-touch release device and out lever idling device of door lock
Inventor: LEE NAM SIK
IPC: E05B55/14
Filed: 2006-09-07
Granted: 2007-12-24
Abstract: An one touch unlock unit of a door lock, and an out-lever idle unit are provided to unlock the door lock rapidly by unlocking a latch bolt and a dead bolt at the same time. An one touch unlock unit includes a key box(200) which operates a dead bolt, and a handler(7), and an in-case(1) and an out-case(2) which include an in-lever(10) and an out-lever(20) for operating a latch bolt. Within the in-case, the latch bolt(4) and the dead bolt(3) are unlocked simultaneously by installing a big gear(5) on the handler to be connected with a small gear, wherein a rack gear having a latch protrusion is installed on the small gear, to be moved horizontally.
Patent KR-100743510-B1 (KR)
Title: A vaparizing humidifier having double-pad
Inventor: I BYUNG CHAN
IPC: F24F6/00
Filed: 2006-09-11
Granted: 2007-07-27
Abstract: A vaporizing humidifier using a double pad is provided to adding a double salt with powerful oxidation after melted into a water collecting tank and ionized for providing fresh air indoor. A vaporizing humidifier using a double pad includes a water supplier(10), a pad unit(20), a water collecting tank(30), and an air blowing device(40). The water supplier supplies water. The pad unit absorbs the supplied water. The water collecting tank collects the water from the pad unit. The air blowing device absorbs and blows moisture generated from the water from the pad unit. The pad unit includes a first pad, a second pad, and a catalyst layer. The first pad is installed near an intake unit. The second pad contacts to the first pad. The catalyst layer is plated with a light catalyst at one side.
Patent KR-100858683-B1 (KR)
IPC: F16F9/50
Filed: 2006-10-09
Granted: 2008-09-16
Abstract: 본 발명은, 감쇠 매체가 충전된 실린더 내에서 축방향으로 자유롭게 이동하는 피스톤과 함께 설치된 피스톤 로드를 포함하며, 상기 피스톤은, 상기 실린더를, 조절 가능한 감쇠 밸브에 의해, 상기 피스톤 로드와 대면하는 상기 피스톤 측의 작동 공간과 상기 피스톤 로드로부터 먼 쪽을 향하는 상기 피스톤 측의 작동 공간으로 분할하고 있으며, 상기 조절 가능한 감쇠 밸브는 유체 연결부에 의해 상기 2개의 작동 공간 중 적어도 하나에 연결되어 있고, 적어도 1개의 추가적 밸브가 상기 조절 가능한 감쇠 밸브에 유체가 통하도록 병렬로 연결되어 있으며, 상기 조절 가능한 감쇠 밸브와 적어도 1개의 추가적 밸브로의 감쇠 매체의 흐름에 대한 상류에, 감쇠 매체의 흐름 속도에 따라 폐쇄 방향으로 이동하는 감쇠 밸브가 상기 2개의 밸브에 직렬로 연결되어 있는 조절 가능한 감쇠력을 가진 진동 감쇠기를 제공한다. 
       
     피스톤, 피스톤 로드, 실린더, 조절 가능한 감쇠 밸브, 작동 공간, 유체 연결부, 추가적 밸브, 진동 감쇠기, 감쇠 밸브.
Patent KR-100788238-B1 (KR)
Title: Dummy block assembly for a fatigue experimental device of cylinder head
Inventor: HWANG JONG KYOON
IPC: G01M17/00
Filed: 2006-10-24
Granted: 2007-12-27
Abstract: A dummy block assembly for a fatigue experimental device of a cylinder head is provided to prevent drop in pressure occurring at the time when oil passes through a pipe. A dummy block assembly for a fatigue experimental device of a cylinder head includes a work bench(240), a dummy block, and an oil pressure generator(260). The work bench has a machine chamber(241) and an oil tank(242) formed in a lower part thereof. The dummy block is disposed in an upper part of the work bench. Parts to be experimented are installed in the dummy block. The oil pressure generator is disposed in an inner part of the machine chamber and supplies an oil pressure to the parts. An injection port is disposed in the inner part of the work bench, thereby effectively preventing a foreign material from being induced to the oil tank. The work bench is provided with four casters(243). The dummy block assembly includes a space section(232), the dummy block, and a servo valve(250). The servo valve is mounted in a part outside the dummy block so that a port A is in communication with an induction passage.
Patent KR-100772886-B1 (KR)
Title: Apparatus and method for providing network information
Inventor: LEE JIN HYOUNG
IPC: H04L12/28
Filed: 2006-10-27
Granted: 2007-11-05
Abstract: An apparatus and a method for providing network information are provided to allow a new node to attempt a network connection based on validity of the first connected node by giving a user pattern to each node existing in an established network and providing corresponding information to the new node. A communication unit receives a connection request packet from a new node(S810). A packet generating unit generates an update request packet as the connection request packet is received(S820). The generated update request packet is transmitted to a different connected node through the communication unit(S830). A response packet including network information is received from a different node which has received the update request packet(S840). An information updating unit updates network information stored in a storage unit(S850). A controller extracts a target node with the best network state based on the updated network information(S860). The packet generating unit generates a packet including address information of the target node and the generated packet is transmitted through the communication unit(S870).
Patent KR-100789577-B1 (KR)
Title: Image sensor and method of manufactruing the same
Inventor: LIM HYUN JU
IPC: H01L27/146
Filed: 2006-10-30
Granted: 2007-12-28
Abstract: An image sensor and a method of manufacturing the same are provided to improve quality thereof by minimizing the amount of incident light. A transistor structure(2) is arranged on a silicon substrate(1). An insulating layer structure(5) is arranged on the silicon substrate in order to insulate the transistor structure. A silicon layer(6) is arranged on the insulating layer structure and is connected through a first via to the silicon substrate. A light receiving part(7) is formed on the silicon layer and is doped with low-density ions. A connective wiring is formed at a second via in order to connect the light receiving part and the transistor structure. A color filter(8) is arranged on the light receiving part.
Patent KR-101289574-B1 (KR)
Title: Pneumatic tire tread
IPC: B60C11/03
Filed: 2006-10-30
Granted: 2013-07-24
Abstract: A pneumatic tire tread has tread elements (10) formed by circumferential and/or lateral grooves. At least one tread element (10) has a sipe that devolves from a constant width sipe having a three dimensional aspect in at least a portion of the radially outer portion of the sipe to a wider width groove at the base of the tread feature. Also a blade (26, 44) to create such a sipe is disclosed.
Patent KR-101306119-B1 (KR)
IPC: H04M1/72451
Filed: 2006-10-31
Granted: 2013-09-09
Abstract: 본 발명은 단문 메시지를 이용한 휴대 단말기의 정보 제공 장치 및 방법에 관한 것으로, 본 발명은 사용자 그룹을 설정하고 설정한 사용자 그룹의 프리젠스 정보를 상기 설정한 사용자 그룹의 구성원들에게 단문 메시지를 이용하여 전송하는 것을 특징으로 하는 휴대 단말기의 정보 제공 방법 및 장치를 제공함으로써, 프리젠스 서버 등의 타 장치 없이 그룹의 구성원들 간에 프리젠스 정보를 공유할 수 있다.  
       
     휴대 단말기, SMS, 폰북
Patent KR-100781977-B1 (KR)
Title: Decoder of nonvolatile memory device and decoding method by the same
Inventor: CHO JI HO
IPC: G11C16/08
Filed: 2006-11-02
Granted: 2007-12-06
Abstract: A decoder of a nonvolatile memory device and a decoding method by the same are provided to improve a drain turn-on problem generated after excessive erasing during an erase operation of the nonvolatile memory device. A decoder of a nonvolatile memory device comprises a plurality of local word lines connected to a plurality of memory cells, and the local word lines comprise a plurality of groups discriminated by a global word line corresponding to the local word lines. The decoder comprises a level shifter(90,92) and a local word line driver(110,112,210,212). The level shifter provides a default voltage to a first node when a global word line of an input stage is an unselected global word line, and provides a first negative voltage to the first node when the global word line of the input stage is a selected global word line. The local word line driver provides a second positive voltage to the selected local word line and provides a third voltage higher than the first voltage and lower than the second voltage to the unselected local word line when the first node has the first negative voltage, and provides the first voltage to the local word line when the first node has a default voltage.
Patent KR-100869945-B1 (KR)
IPC: G06F21/10
Filed: 2006-11-03
Granted: 2008-11-24
Abstract: 본 발명은 사용 시간을 이용한 DRM 권한 개선 방법과 DRM 권한 개선 컨텐츠 및 이를 이용한 휴대 단말기에 관한 것이다. 
     본 발명의 실시 예에 따른 DRM 권한 개선 방법은 n이 자연수 일 때, 제 1 내지 제 n 개의 분할 영역을 가지는 DRM 컨텐츠를 재생하는 단계; 상기 각 분할 영역별로 재생 횟수를 제한하는 제 1 내지 제 n 카운트 값들을 상기 DRM 컨텐츠 재생에 따라 변화시키는 단계; 및 상기 제 1 내지 제 n 카운트 값 각각이 상기 총 재생 횟수와 동일한 값을 가지는 경우, 해당 분할 영역의 재생을 방지하는 단계;를 포함하는 것을 특징으로 한다. 
       
     휴대 단말기, DRM, 타임, 카운트, 사용 시간
Patent KR-100917965-B1 (KR)
IPC: H01R9/03
Filed: 2006-11-06
Granted: 2009-09-21
Abstract: 본 발명은 커넥터의 일측부와 전선의 일부분이 플라스틱으로 사출 성형된 손잡이부를 갖는 액정디스플레이(LCD) 검사용 케이블에 관한 것으로, 손잡이부를 사출성형할 경우에 사출압에 의하여 전선의 분산을 방지토록 하여 전선의 균일한 배열 고정에 따른 전선의 손상을 방지하면서 손잡이부의 유연성을 구비토록 한 것이다. 
     현재 손잡이부를 사출성형할 경우에는 복수의 가닥으로 이루어진 전선을 금형에 수용토록 한 후 그 외부에서 사출성형하게 되나 이때 사출성형압에 의하여 전선의 흩어짐이 발생된다는 단점이 있는 것이다. 
     따라서 본 발명에서는 이러한 흩어짐을 방지하기 위하여 좌우로의 벌어짐을 방지함은 물론 상하로의 균일한 배열을 갖도록 함으로서 품질의 우수성을 확보토록 한 것이다. 
       
     액정디스플레이, 플라스틱 사출, 손잡이부
Patent KR-100823413-B1 (KR)
IPC: G05F3/24
Filed: 2006-11-06
Granted: 2008-04-17
Abstract: 저소비 전력 상태 시에 불필요한 동작 전류가 흐르는 문제를 해소시킨 레귤레이터 회로를 제공한다.  제1 오피앰프(OP1)의 출력 트랜지스터 및 제1 제어 MOS 트랜지스터(M1)는 통상 동작 상태 시의 동작 전류를 얻기 위해서 트랜지스터 사이즈를 크게 하고, 제2 오피앰프(OP2)의 출력 트랜지스터 및 제2 제어 MOS 트랜지스터(M2)는 저소비 전력 상태 시의 동작 전류를 얻기 위해서 트랜지스터 사이즈를 작게 한다.  반도체 집적 회로의 상태에 따라 제1 및 제2 오피앰프(OP1, OP2) 중 어느 한쪽을 선택적으로 동작시키는 절환 회로를 배치한다.  통상 동작 상태에서는 고전류 구동 능력의 제1 오피앰프(OP1) 및 제1 제어 MOS 트랜지스터(M1)가 동작한다.  저소비 전력 상태에서는 저전류 구동 능력의 제2 오피앰프(OP2) 및 제2 제어 MOS 트랜지스터(M2)가 동작한다. 
       
     오피앰프, 제어 MOS 트랜지스터, 레귤레이터 회로
Patent KR-100778449-B1 (KR)
Title: Electronic display and the driving method thereof
Inventor: NAM HUI
IPC: H04N13/04
Filed: 2006-11-09
Granted: 2007-11-21
Abstract: An electronic image device and a driving method thereof are provided to have a different frame rate according to a plane image or a stereoscopic image, prevent power consumption, and prevent the deterioration of image quality of the plane image during the display of the plane image. An electronic image device includes a display unit(200) which displays a plane or a stereoscopic image according to an input signal including a plane image signal or a stereoscopic image signal. The electronic image device displays the plane image by using a first frame mode if the input signal is a plane image signal and displays the stereoscopic image by using a second frame mode if the input signal is a stereoscopic image signal.
Patent KR-100779195-B1 (KR)
Title: Robot cleaner and suspension module therefor
Inventor: CHOI TAE KYU
IPC: A47L9/28
Filed: 2006-11-14
Granted: 2007-11-23
Abstract: A robot cleaner and a suspension module for the same are provided to improve spatial efficiency in the robot cleaner by forming a suspension spring absorbing impact transmitted from driving wheels. A robot cleaner comprises a cleaner body, a driving wheel(110), a motor(120), a gear box guide(130), a gear unit(140), a gear movement guide(150), and a suspension spring(160). The driving wheel is mounted on the lower surface of the body. The motor drives the driving wheels. The gear box guide supports the motor. The gear unit is combined with the driving wheels to transmit torque to the driving wheels transmitted from the motor. The gear movement guide is combined with the gear unit to be rotated at the gear box guide. The suspension spring is supported between the gear movement guide and the gear box guide to absorb impact transmitted from the driving wheel.
Patent KR-100826522-B1 (KR)
Title: Apparatus and method for dynamic ciphering in mobile communication system
Inventor: CHOI KWANG SIK
IPC: H04L9/18
Filed: 2006-11-15
Granted: 2008-04-30
Abstract: A dynamic ciphering apparatus in a mobile communication system, and a method thereof are provided to improve security by ciphering data to be transmitted based on a generated dynamic ciphering key. A dynamic ciphering apparatus in a mobile communication system includes a ciphering device(200), a demodulating device(250), and an authentication center(290). The ciphering device receives and stores a security code table. When a ciphering of data to be transmitted is requested, the ciphering device generates a dynamic ciphering key in response to the security code table and a frame number of the data to be transmitted, and transmits a frame having data which is ciphered based on the generated dynamic ciphering key. If the frame is received, the demodulating device generates a dynamic ciphering key in response to a security code table of a stored subscriber and the frame number of the frame, and demodulates the ciphered data included in the received frame based on the dynamic ciphering key. The authentication center manages an authentication key of the subscriber, generates and manages the security code table of the subscriber.
Patent KR-100783965-B1 (KR)
Title: Roof type av display apparatus for vehicle
Inventor: KIM YOUNG
IPC: B60R11/02
Filed: 2006-11-17
Granted: 2007-12-10
Abstract: A roof type AV(Audio-Video) display apparatus for a vehicle is provided to achieve improved passenger convenience by adjusting the angle of an AV monitor in all directions in accordance with the position of the passenger. A roof type AV display apparatus for a vehicle includes a main body(100), an AV monitor(200), a driving motor(300), a gear box, a controller(500), and a direction converting unit(600). The gear box is connected to the main body and fixed at a roof(700) of the vehicle. The gear box has a plurality of gears driven by the driving motor to apply rotating force to the main body. The controller transmits a direction control signal. The direction converting unit receives the direction control signal from the controller, and converts the direction of the gear box applied to the main body. The AV monitor rotates in a vertical direction simultaneously with the rotation of the main body in a horizontal direction by the driving motor.
Patent KR-100661897-B1 (KR)
Title: A socket have a double safe apparatus using houses
Inventor: GANG OG GOO
IPC: H01R13/447
Filed: 2006-11-23
Granted: 2006-12-29
Abstract: An outlet with a double safety device of a building is provided to prevent an electric shock accident by allowing a safe plate assembly to block a conductive rod to prevent children from inserting the conductive rod into the outlet and usually prevent power from being conducted to an outlet terminal by using a power connection operating part. A plug hole(12) is formed in a cover body(11) in which a fixing part(13) is formed at its both sides, and a rod fixing hole(14) is formed in a side of the plug hole(12) in a front cover(10). In a safe plate assembly(20), a fixing flange(22) is formed in the circumference of a front end of a housing formed as a cylindrical body. A holding projection is formed on the circumference of an internal wall surface of the housing. The first guide holes(24) and the second guide holes(25) are formed at an interval of 90 degrees in a front and a rear centering around the holding projection(23). A ring(24-1) is formed at one side between the two first guide holes(24). A ring(25-1) is formed between the two second guide holes(25). A spring fixing guide projection and a guide projection are fixed to an upper safe plate of a disk type inserted from a front surface of the housing to an internal part through the first guide holes(24). The spring fixing guide projection and the guide projection are fixed to a middle safe plate of a disk type inserted from a rear of the housing through the second guide holes(25). The spring fixing guide projections of the upper safe plate and the middle safe plate are fixed to the rings(24-1,25-1) by a spring. A lower safe plate(26) is fixed to the housing in a rear of the middle safe plate by a bolt. A plug pin hole(27) is vertical with the middle safe plate, and is fixed to the same position as the upper safe plate. An outlet terminal is forward fixed to an internal part of a box body in which two insertion holes are formed in its front by a fixing board. An outlet box(40) is connected to an outlet terminal supply line(92) at one side of a fixing part of an outlet terminal by a connection terminal. A case box(50) is laid and fixed in a wall body. A fixing part for fixing a power blocking assembly(70) is formed in an internal bottom surface of the case box(50). A movement limit groove is formed at 135 degrees in the fixing part. A main power hole(52) is formed at one side of a box body(51). The front cover(10) is fixed by a bolt to cover an opening of the box body(51). A distribution box(60) branches a main power line(90) into main power branch lines(91), and transmits the main power branch lines(91) to the two power blocking assembly(70). The distribution box(60) is fixed in the case box(50).
Patent KR-101213205-B1 (KR)
IPC: H04N9/64
Filed: 2006-11-23
Granted: 2012-12-17
Abstract: 본 발명은 컬러 재현 시스템 및 방법에 관한 것으로서, 본 발명에 따른 컬러 재현 시스템은 입력된 이미지를 구성하는 픽셀의 색상 분포를 분석하는 이미지 컨텐츠 분석 유닛과, 상기 픽셀에 관한 속성 정보와 상기 색상 분포 및 이미지 크기 정보를 기초로 하여 스케일링 파라미터를 예측하는 파라미터 예측 유닛 및 상기 예측된 파라미터를 이용하여 상기 픽셀의 최종 밝기와 채도를 결정하는 밝기-채도 결정 유닛을 포함한다. 
       
     컬러 재현, 컬러 공간
Patent KR-101326306-B1 (KR)
IPC: G03G15/00
Filed: 2006-11-28
Granted: 2013-11-11
Abstract: 본 발명은 화상형성장치 및 그 제어방법에 관한 것으로, 특히 본 발명은 인쇄시 CMYK 토너의 각 색상별 토너 잔량을 분석하여 토너 잔량이 부족한 토너가 있으면, 토너 잔량이 부족한 토너를 제외한 나머지 토너의 색상 조합으로 원본 색상과 유사하도록 색상 보정된 다수 개의 보정샘플이미지를 리포트 형식으로 인쇄 출력함으로써 토너 잔량이 부족한 토너가 있더라도 사용자가 자신의 색감 기호에 맞게 인쇄할 수 있어 사용자의 편의성 및 경제성을 향상시킨다. 
     	이를 위해 본 발명은 컬러 인쇄시 인쇄데이터의 원본 색상을 분석하고, 복수의 토너의 잔량을 분석하고, 토너 잔량이 부족한 토너가 있으면, 토너 잔량이 부족한 토너를 제외한 나머지 토너들로 원본 색상과 유사하도록 색상 조합된 복수의 보정샘플이미지를 생성하고, 생성된 복수의 보정샘플이미지를 포함하는 리포트를 인쇄하는 것을 특징으로 한다.
Patent KR-100805043-B1 (KR)
Title: Submerged nozzle for continuous casting
Inventor: SHIN SUK BONG
IPC: B22D41/50
Filed: 2006-12-19
Granted: 2008-02-20
Abstract: A submerged nozzle for continuous casting is provided to prevent fracture of the solidification shell and prevent inclusions in molten steel from sticking and growing onto an outer part of the submerged nozzle by forming a flow of molten steel stream smoothly, thereby improving meltability of a mold powder and improving inflow of slag into a space between a solidification shell and a mold copper plate. A submerged nozzle for continuous casting integrally comprises: an inflow part(21) into which molten steel flows from a tundish; a transition part(22) in which molten steel flown in from the inflow part is diffused and changed; and a discharge part(23) for discharging molten steel flown in from the transition part into a plurality of flows, wherein the submerged nozzle for continuous casting further comprises induction units formed on outer side faces of the discharge part to flow molten steel smoothly. The discharge part is formed in the form of a rectangle which has discharge ports formed at both sides of a bottom part thereof to discharge a molten steel flow in two flow, and includes long sides(27) and short sides(26). The induction units formed in the discharge part are induction grooves(28) formed in an arc shape in the center of outer side faces of the long sides of the discharge part.
Patent KR-100840501-B1 (KR)
IPC: H04N5/335
Filed: 2006-12-20
Granted: 2008-06-23
Abstract: 패키지형의 반도체 장치 및 그 제조 방법에서, 제조 공정을 복잡화시키지 않고, 신뢰성 및 수율의 향상을 도모한다.  패드 전극(4)이 형성된 반도체 기판(2)의 표면에 수지층(6) 및 지지체(7)를 형성한다.  다음으로, 패드 전극(4)을 노출시키도록 수지층(6) 및 지지체(7)를 에칭 제거한다.  이 에칭에서는, 도 3의 (c)에 도시하는 바와 같이 다이싱 라인 DL을 사이에 두고 마주 향하는 2개의 도전 단자 형성 영역(9)과 그 사이의 연속한 영역에 위치하는 지지체(7)가 동시에 제거되어, 개구부(10)가 형성된다.  그 후, 개구부(10)에서 노출되는 패드 전극(4) 위에 금속층(11)을 형성하고, 또한 도전 단자(12)를 형성한다.  마지막으로 다이싱 라인 DL을 따라 다이싱함으로써 반도체 기판(2)을 개개의 반도체 칩으로 분할한다.   
       
     전자 디바이스, 회로 기판, 반도체 기판, 절연막, 패드 전극, 패시베이션막, 수지층, 지지체, 포토레지스트층, 도전 단자 형성 영역, 개구부
Patent KR-100776711-B1 (KR)
Title: Sand using dirt water purifier apparatus of dirt water treatment system
Inventor: BAK MI SUCK
IPC: B01D24/00
Filed: 2006-12-21
Granted: 2007-11-28
Abstract: A sewage treating apparatus is provided to remove sludge from purified water conveniently, by upraising sand, which is deposited on a bottom surface of a purified water treating tank, using a sand upraising screw repeatedly so as to filter off the sludge contained in the purified water. A sewage treating system is composed of a sewage collecting bath for collecting sewage and wastewater, and a sewage treating bath for purifying the sewage with microorganisms, etc. A sewage treating apparatus(10) is connected to the sewage treating bath to receive purified water treated by the sewage treating system. The sewage treating apparatus filters off sludge contained in the purified water to discharge the filtered water to the outside or re-supply the filtered water to the sewage treating bath. The sewage treating apparatus includes a purified water treating tank(30), and a sand upraising unit(A) having a sand upraising screw(42). The sand raising unit is installed vertically from a bottom surface of the purified water treating tank. The sand raising unit upraises sand deposited on the bottom surface of the purified water treating tank to filter off the sludge contained in the purified water.
Patent KR-100787739-B1 (KR)
Title: Test apparatus having a needle cleaning unit
Inventor: OH HYUNG KEUN
IPC: H01L21/66
Filed: 2006-12-21
Granted: 2007-12-24
Abstract: A test device having a needle cleaning unit is provided to reduce an electric property error and to improve cleanliness of a clean room by transporting and absorbing forcibly the foreign materials by using a vacuum air. A probe card(100) comprises a plurality of needles(110). The needle having a curved tip-end performs an electric test by contacting to a semiconductor chip which is formed on a wafer. A cleaning unit is installed at a lower portion of the probe card. The cleaning unit is elevated to be contacted with the tip-end of the needle by transporting to be positioned at the low portion of the needle.
Patent KR-100776873-B1 (KR)
Title: Water supply apparatus for toilet bowl
Inventor: SON HYUN JA
IPC: E03D1/34
Filed: 2006-12-26
Granted: 2007-11-16
Abstract: A water supply apparatus for flush toilet is provided to feed water to a water tank stably by preventing a hole formed in an opening valve of a valve assembly from being clogged due to foreign materials in water. A water supply apparatus for flush toilet comprises a upper housing(10), a lower housing, and a valve assembly(30). The upper housing has a hole unit(12) opened and closed by a lower end of an operation rod connected with a float. The lower housing has a water supply pipe(21) wherein water flows in. The valve assembly is installed between the upper housing and the lower housing to control flow of water by lifting up and down according to water level. The valve assembly comprises a sealing unit, an opening valve, a thin unit, and a lift member. The sealing unit is formed like a circle to seal a space between the upper housing and the lower housing. The opening valve is formed like a cylinder and located at the center of the sealing unit. The opening valve contacts with the upper part of the water supply pipe and open and close the upper part of the water supply pipe selectively. The thin unit is made thinner than the sealing unit between the sealing unit and the opening valve to connect the sealing unit with the opening valve. The lift member moves up and down in the opening valve.