baber/WOPTO huggingface dataset:
Patent KR-100834404-B1 (KR)
Title: Semiconductor memory device with refresh-signal generator and method for the operation
Inventor: IM JAE HYUK
IPC: G11C11/401
Filed: 2007-01-03
Granted: 2008-06-04
Abstract: A semiconductor memory device with a refresh-signal generator and an operation method thereof are provided to minimize power consumption by controlling a refresh period according to the level of an internal voltage. A level feedback unit(200) outputs the level of a bulk voltage applied to a cell transistor as a feedback signal. A refresh signal generation unit(100) generates an internal refresh signal for refresh operation during self refresh mode, and controls the period of an internal refresh signal according to the voltage level of the feedback signal. The level feedback unit comprises a resistor serially connected between a power supply voltage and the bulk voltage, and outputs the feedback signal by dividing voltage level difference between the power supply voltage and the bulk voltage.
Patent KR-100839102-B1 (KR)
Title: Injection mold using rolled bush for insert injection molding
Inventor: YUN HWAN JOONG
IPC: B29C45/14
Filed: 2007-01-08
Granted: 2008-06-19
Abstract: An injection mold using a roll bush for insert injection molding is provided to make a working condition fine even if circularity of an inner surface is not good by supporting the roll bush with a three point projection formed on an insert pin for fixing the roll bush. An injection mold using a roll bush(100) for insert injection molding includes an insert pin(210) fixing the roll bush, including a hole forming unit(211) forming an inner diameter(S1) where a fastening unit like a bolt is inserted to an insert injection molding product(S), and a support protrusion(212) formed on an outer surface of the hole forming unit to support a part of a regular height of an inner surface of the roll bush at three points. A hole where a fastening unit like a bolt is inserted is formed during injection molding by the hole forming unit of the insert pin for supporting the roll bush, while the support protrusion supports the inner surface of the roll bush.
Patent KR-100817291-B1 (KR)
Title: Easily controllable regenerant tank of water softener, and water softener using the same
Inventor: PARK JUNG CHUL
IPC: B01D35/00
Filed: 2007-01-09
Granted: 2008-03-27
Abstract: A regeneration tank is provided to control the regeneration process easily by comprising a brick type regeneration agent and a regeneration agent basket, accurately control supply of water according to the regeneration process, and enable a user to confirm whether the regeneration agent is present or not, and a water softener having the regeneration tank is provided. A regeneration tank(10) of a water softener comprises the followings. A regeneration water storage tank(12) is mounted on an upper part of a case of the water softener, and has a water replenishment port(18) for replenishing water and a regeneration water supply port for discharging regeneration water. A regeneration agent basket(26) is formed on an upper part of the regeneration water storage tank to store a brick type regeneration agent(32) formed in a brick shape. A water level sensor(20) is installed on a side part of the regeneration water storage tank to check a water level of the regeneration water storage tank, and a regeneration agent sensor(24) is installed in the regeneration water storage tank to detect whether the brick type regeneration agent is present or not. The regeneration agent basket has joining projections(30a,30b) formed on side ends of an upper part thereof so that the joining projections are slid into slide grooves(36a,36b) formed in a bottom face of an upper part of a case cover(34) of a case of the water softener.
Patent KR-100869652-B1 (KR)
IPC: A61F5/14
Filed: 2007-01-09
Granted: 2008-11-21
Abstract: 본 발명은 발의 형태를 바람직한 형태로 교정하는 발교정구에 관한 것으로, 몸체(1)의 표면 중간부에 완곡한 돌출면을 갖는 아치부(2)를 형성한 기능성 발교정구에 있어서, 상기 몸체(1)는, 그 좌우 양측에, 몸체(1)와 동일한 재질로 이루어지며 그 접촉 단위면적 확대로 인해 높은 강성을 제공하게 되는 확장날개부(3)를 일체로 구성하여, 몸체(1)에 거치되는 발바닥에 대한 지지 탄성이 강화되도록 한 것을 특징으로 한다.  
     	본 발명에 의하면, 몸체(1) 좌우 양측에 확장날개부(3)를 추가로 설치하여 발바닥과의 접지면적을 증가시켜 안정성과 몸체(1)의 강도를 높여 발바닥을 지지하는 탄성을 보다 강하게 함으로써, 발바닥 국부의 지압효과를 극대화하여 교정효과를 가속시킴은 물론, 소정의 교정효과가 나타나면 추가 설치된 확장날개부(3)를 깍아 제거하여 상대적으로 약화된 탄성을 유지토록 함으로써 단계적인 치료효과를 제공할 수 있는 이점이 있다. 
       
     신발, 발교정구, 창, 아치부, 확장날개부, 강성
Patent KR-100835870-B1 (KR)
Title: Repairing method for sewing or drain pipe using basalt fiber sheet
Inventor: NOH HYUNG TAE
IPC: F16L55/162
Filed: 2007-01-16
Granted: 2008-06-24
Abstract: A pipe repairing method without excavation work using a basalt fiber sheet is provided to repair a sewer pipe efficiently by attaching the basalt fiber sheet soaked in polyethylene soaking resin to rubber waterproof sheet expanding by water as repairing material. A pipe repairing method without excavation work using a basalt fiber sheet comprises the following steps of: preparing repairing material formed by attaching reinforcing material(132) made of a basalt fiber sheet soaked in polyethylene soaking resin to waterproof material(131) of a rubber waterproof sheet expanding by water; mounting the repairing material on an expanding tube of a packer; moving the packer to a damaged part(400) of a sewer pipe(300); and pressing the repairing material to the damaged part.
Patent KR-101047942-B1 (KR)
Title: 냉매 순환식 노트북 컴퓨터용 전지팩
IPC: G06F1/20
Filed: 2007-02-01
Granted: 2011-07-12
Abstract: 본 발명은 둘 또는 그 이상의 원통형 전지셀들이 전기적 연결을 이루며 일렬로 배열되어 있는 전지열(row)이 팩 케이스에 내장되어 있는 구조의 노트북 컴퓨터용 전지팩으로서, 둘 또는 그 이상의 전지열들이 인접하여 배열되어 있고, 상기 전지열의 외주면을 따라 냉매의 순환을 위한 배관이 형성되어 있으며, 상기 배관은 전지열들 사이인 내측과 전지열의 외측을 따라 연속적으로 연결되어 있어서, 상기 냉매는 팩 케이스의 일측 내면에 설치되어 있는 펌프에 의해 상기 배관을 따라 순환됨으로써, 전지셀의 충방전시 발생하는 열을 제거하는 것으로 구성된 전지팩을 제공한다.
Patent KR-101362834-B1 (KR)
IPC: C09K3/14
Filed: 2007-02-01
Granted: 2014-02-14
Abstract: 폴리싱(polishing) 용액은 적어도 하나의 상호접속 비철금속 존재하에 배리어 물질을 제한된 유전체 부식으로서 제거하는데 유용하다.  이 용액은 0 내지 20 중량%의 산화제, 적어도 0.001 중량%의 상호접속 비철금속의 제거 속도를 감소시키기 위한 억제제, 1 ppm 내지 4 중량%의 4차 암모늄 구조로 형성된 유기-함유 암모늄 양이온 염, 1 ppm 내지 4 중량%의 음이온 계면활성제(음이온 계면활성제는 탄소 원자가 4 내지 25 개이며 암모늄 양이온 염 플러스 음이온 계면활성제의 전체 탄소 원자는 6 내지 40 개이다), 0 내지 50 중량%의 연마제 및 잔량 물을 함유하며, 용액의 pH는 7 미만이다.
Patent KR-100744008-B1 (KR)
Title: Composition of multi-purpose carbon master batch
Inventor: JEONG SANG JIN
IPC: C08K3/04
Filed: 2007-02-06
Granted: 2007-07-30
Abstract: Provided is a multi-purpose carbon master batch, which is applicable to general plastics and engineering plastics, has excellent dispersibility, good workability, and superior blackness, and hardly causes a decline in mechanical properties of plastics. The multi-purpose carbon master batch is obtained by adding 88-90 parts by weight of a carbon black inorganic filler, 10-30 parts by weight of a compatibilizer, 5-20 parts by weight of a polyethylene wax type dispersant, 0.5-3 parts by weight of an activator, and 0.5-3 parts by weight of a resin stabilizer to 100 parts by weight of a polyethylene mixture consisting of polyethylene and ethylene-alpha-olefin copolymer.
Patent KR-100812213-B1 (KR)
Title: Manufacturing method for vehicle's wind shield molding or roof molding
Inventor: YUN HAN OK
IPC: B60J1/02
Filed: 2007-02-07
Granted: 2008-03-10
Abstract: A method for manufacturing a wind shield molding or a roof molding for a vehicle by using a color film is provided to obtain the uniform color sense and aesthetic external appearance and to reduce the defect rate by attaching a color film to a metal plate of the molding. A method for manufacturing a wind shield molding or a roof molding for a vehicle by using a color film comprises a step of forming an adhesive layer on a metal plate and attaching the color film to the adhesive layer through roll pressing(S1). The metal plate is roll-formed into a desired shape(S2). The roll-formed metal plate is extruded such that a synthetic resin layer is formed on the metal plate(S3). The extruded metal plate is stretch-bent such that the metal plate has a curved surface according to the shape of a vehicle body(S4). Two end portions of the metal plate is subject to drawing and trimming, and is coupled with an end-piece made from synthetic resin and a clip used when the metal plate is coupled with the vehicle body(S5).
Patent KR-100795918-B1 (KR)
Title: Storm water treatment device
Inventor: SIM YENG IL
IPC: E03F5/16
Filed: 2007-02-08
Granted: 2008-01-21
Abstract: An apparatus for treating early rainwater is provided to remove unfiltered fine particles after a removing process of suspended particles and sediments, by using a filter medium layer installed in a ring-shaped space between an inner case and an outer case. An inner case(102) is positioned in the middle of an outer case(107). An inlet pipe(101) is connected to the inner case while passing through the outer case. A pipe shaft(108) is positioned in the middle of the inner case to promote the formation of vortex flow. A benching skirt(103) is installed below the pipe shaft and the inner case in a hopper shape, wherein the benching skirt induces sediment to a sediment storage bath(130) below. A filter medium layer(120) is installed in a ring-shaped space above the benching skirt and between the inner case and the outer case to filter fine solids. An outlet pipe(106) is connected to the outer case while communicating with the ring-shaped space above the filter medium layer. Further, the inlet pipe is connected with a side surface of an outer wall of the inner case in a tangent direction.
Patent KR-100781791-B1 (KR)
Title: Outlet for electric power supplying of an apartment house
Inventor: CHOI KWANG IL
IPC: H01R13/46
Filed: 2007-02-15
Granted: 2007-12-04
Abstract: An outlet for power supply in an apartment house is provided to cutoff unnecessary power supply automatically if an electric device having a plug connected to the outlet is not operated during a predetermined time, thereby reducing usage of electricity within a household and more easily re-supply electricity. When a cutoff unit(121) cuts off power supplied to an output terminal(200), a recovery switch is protruded from a main body(100) and inserted into the main body when pressed in the protruded state. After that, the recovery switch restarts power supply to the output terminal by linking the cutoff unit. A current detecting unit(122) is connected to a power line between the output terminal and the cutoff unit and detects currents. A control unit(123) confirms intensity of the currents detected by the current detecting unit, and controls the cutoff unit to cutoff power supply if the confirmed intensity is lower than a reference value. A reference value input unit(124) adjusts the reference value through user operation. A display unit(125) outputs the reference value to the outside.
Patent KR-101318629-B1 (KR)
IPC: F25B39/04
Filed: 2007-02-20
Granted: 2013-10-16
Abstract: 본 발명은 수액기를 구비한 콘덴서에 관한 것으로, 보다 상세하게는, 브라켓에 의해 리시버 탱크와 콘덴서 탱크를 장착하는 수액기를 구비한 콘덴서에 관한 것이다.  
     이를 위하여 본 발명에 의한 수액기를 구비한 콘덴서는 병렬로 배치되며 핀이 개재된 다수의 튜브와, 상기 튜브의 양단에 결합되어 냉매유로를 형성하는 콘덴서 탱크와, 하나의 상기 콘덴서 탱크 외측에 평행하게 이격 설치되어 상기 콘덴서 탱크와 연통되고 상기 콘덴서 탱크로 이동된 냉매에 함유된 이물질을 제거하여 냉매를 배출하는 수액기를 포함하여 이루어지는 콘덴서에 있어서, 상기 수액기의 리시버 탱크를 상기 콘덴서 탱크에 장착하는 브라켓은, 상기 콘덴서 탱크에 삽입되는 돌기부가 형성되고 상기 콘덴서 탱크 내부에 고정되는 제 1 고정부; 상기 리시버 탱크에 고정되는 제 2 고정부; 상기 리시버 탱크와 상기 콘덴서 탱크 사이에 위치하며 상기 제 1 고정부와 제 2 고정부를 연결하는 본체부;로 이루어지는 것을 특징으로 한다.  
     이에 따라, 본 발명은 대형 브라켓을 사용하지 않고 고정할 수 있어 장치의 소형화 및 제조단가를 줄일 수 있는 장점이 있다.  
       
      콘덴서, 리시버 탱크, 장착, 브라켓
Patent KR-100879580-B1 (KR)
IPC: B23Q3/02
Filed: 2007-03-08
Granted: 2009-01-20
Abstract: 본 발명은 정비 현장에서 간단한 과정을 통해 대형 수직 전동기나 수직 펌프를 안전하고 정확하게 수평으로 유지시킬 수 있도록 하는 수직 전동기 및 수직 펌프의 수평 조정 장치에 관한 것으로서, 정비용 기초대 위에 적재된 수직 전동기 및 수직 펌프의 수평을 조정하기 위한 수평 조정 장치에 있어서, 상기 정비용 기초대 위에 고정 설치되는 고정 블록; 상기 고정 블록 위를 슬라이딩 이동하면서 상기 수직 전동기 및 수직 펌프의 수평을 조절하는 슬라이딩 블록; 상기 슬라이딩 블록을 이동시키기 위한 블록 이동부;를 구비하여 이루어지는 것을 특징으로 한다. 
       
     대형 수직 전동기, 수직 펌프, 수평 조정, 정비용 기초대, 받침대
Patent KR-100783599-B1 (KR)
Title: Heat exchanger for ventilation system
Inventor: YOO SEONG YEON
IPC: F28F3/00
Filed: 2007-03-09
Granted: 2007-12-07
Abstract: A heat exchanger for a ventilation system is provided to form inlets/outlets at slant side sections alternately for cooling or heating intake air by heat of discharged air primarily, thereby reducing energy consumption. A heat exchanger for a ventilation system includes first and second heating plates(10,20). The first heating plate has first and second coupling protrusions(11,12) coupled in first and second coupling grooves(21,22) of the second heating plate respectively. The first and second heating plates have slant right and left sections at both sides. As the first and second heating plates are stacked alternately, inlets/outlets for introducing/discharging cold/hot air are formed at the slant sections alternately, so that the heat energy of the cold/hot air discharged to the outside is utilized to cool or heat intake air primarily.
Patent KR-100799863-B1 (KR)
Title: Apparatus supplying excrements of solid-liquid separator
Inventor: PARK JIN CHAE
IPC: C02F11/12
Filed: 2007-03-21
Granted: 2008-01-31
Abstract: An apparatus for controlling the supply of excretion in a solid-liquid separator is provided to return the excretion to an excretion storage tank reliably even through an excess amount of excretion is inputted from the excretion storage tank, by constituting a bypass structure compactly. A case(60) has three rooms demarcated by a T-shaped partition wall(70). A transport pipe(50) communicates with a bottom surface of a first room(61) of the case to transport excretion into the case. The first room is connected to a second room(63) through a path. A bypass pipe is installed at a bottom surface of the second room to return the excretion to an excretion storage tank so that a water level of the excretion is appropriately maintained within the case. The second room is connected to a third room(65) through a path. The third room has a supply pipe(90) for making the excretion flow into a solid-liquid separator.
Patent KR-100859924-B1 (KR)
Title: Keeping apparatus of bicycle
Inventor: KWON HYEOK SUK
IPC: B62H5/00
Filed: 2007-03-23
Granted: 2008-09-23
Abstract: An indoor keeping apparatus of a bicycle is provided to lift and stand the bicycle in a small indoor area with efficiency, thereby promoting the use of the bicycle due to a simple operation. An indoor keeping apparatus of a bicycle includes a locking unit(100) and a controller(200). The locking unit includes a wheel guide frame(102), a vertical guide frame, a locking member(114), a lamp(120), and a local panel(140). The wheel guide frame guides wheels of the bicycle. The vertical guide frame is installed in front of the wheel guide frame lengthwise thereof and has a hole for receiving the wheels of the bicycle. The locking member locks the wheels with first and second blades from both sides. The lamp is installed on a side of the wheel guide frame and indicates a position of the locking unit. The local panel performs data communication with the controller. The controller controls the locking unit and allows a user to lock or unlock the bicycle.
Patent KR-100889397-B1 (KR)
IPC: A23K20/195
Filed: 2007-03-28
Granted: 2009-03-19
Abstract: 본 발명은 돼지용 사료 조성물에  Bacillus       sp   . -    EDS1     (KCTC18122P)을 더 함유하게 하여 질소배설을 감소시키는 친환경 돼지용 사료 조성물에 관한 것으로, 보다 상세하게는 사료의 조단백질 함유량을 낮추면서 상기  Bacillus       sp   . -    EDS1     (KCTC18122P) 0.01∼0.1% 중량%와 메치오닌 0.01∼1 중량%, 라이신 0.01∼1.5 중량%, 트레오닌 0.01∼1 중량%, 트립토판 0.01∼1 중량%의 아미노산을 첨가하여 질소배설을 감소시키는 친환경 돼지용 사료 조성물에 관한 것이다.  
     본 발명은 돼지의 소화기관 내에서 생존 가능성이 현저히 높은 생균제,    Bacillus       sp   . -    EDS1     (KCTC18122P)을 사료 조성물에 혼합하고, 아울러 상기 사료 조성물의 조단백질 함량 수준을 낮추면서 합성아미노산을 첨가함으로써, 일반적으로 소변 또는 대변을 통하여 배설되는 환경오염물질인 질소 함량의 감소에 탁월한 효과가 있게 하고, 또한 이러한 질소 함량의 감소에 따른 돈사 내의 악취 감소 및 섭취된 사료효율의 극대화로 친환경 축산농업 및 농가소득에 기여되는 효과가 있게 하였다. 
     돼지용 사료, 질소배설, 아미노산, 메치오닌, 라이신
Patent KR-100871955-B1 (KR)
IPC: H01L27/108
Filed: 2007-04-02
Granted: 2008-12-08
Abstract: 본 발명은 반도체 소자의 저장 캐패시터(Reservoir Capacitor) 및 그의 형성 방법에 관한 것으로, 반도체 소자가 고집적화 되면서 저장 캐패시터의 용량이 감소되고 주변부에 구비되는 구동 회로에서 전원 전압이 안정화되지 못하는 문제를 해결하기 위하여, 저장 캐패시터를 두 층에 적층된 형태로 형성함으로써, 반도체 소자의 크기가 감소되는 것에 영향을 받지 않고 용이하게 저장 캐패시터의 용량을 증가시킬 수 있는 발명에 관한 것이다.
Patent KR-100850249-B1 (KR)
Title: Lighting dimming apparatus
Inventor: KIM MIN JAE
IPC: H05B41/38
Filed: 2007-04-05
Granted: 2008-08-04
Abstract: A lighting dimming apparatus is provided to transform an existing AC dimming switch into an LED dimming device without requiring circuit change and an additional installation of wiring and device. A lighting dimming apparatus includes a power supply(20), an input voltage detecting circuit(30), and a variable circuit(40). The power supply provides DC power by transforming AC power to the DC power. The input voltage detecting circuit is positioned between a dimming switch and the power supply and detects AC voltage of the dimming switch. The variable circuit is positioned between an output terminal of the power supply and an LED, transforms the DC voltage in proportion to the AC voltage detected by the input voltage detecting circuit, and transmits the DC voltage.
Patent KR-100842429-B1 (KR)
Title: Ssr primer derived from lawn grass and use thereof
Inventor: MA KYUNG HO
IPC: C12N15/10
Filed: 2007-04-11
Granted: 2008-07-01
Abstract: An SSR(simple sequence repeat) primer pair is provided to be very useful for DNA profiling of lawn grass by detecting DNA polymorphism of the lawn grass effectively, thereby being used to analyze whether a newly introduced genetic resource is duplicated with a conventional resource and securing novelty of the newly introduced genetic resource and identifying species of the lawn grass. An SSR primer pair comprises two sequences selected from the group consisting of SEQ ID : NOs. 1 to 60 and is derived from lawn grass(Zoysia japonica steud). A method for detecting DNA polymorphism of the lawn grass comprises the steps of: (a) extracting genome DNA from the lawn grass; (b) subjecting the extracted genome DNA as a template to PCR using the SSR primer pair; and (c) isolating PCR products obtained from the step(b) by size. A kit for detecting the DNA polymorphism of the lawn grass or identifying species of the lawn grass comprises the SSR primer pair.
Patent KR-100849499-B1 (KR)
Title: Method and apparatus of tracking object using active camera
Inventor: CHO JUNG UK
IPC: H04N5/232
Filed: 2007-04-24
Granted: 2008-07-31
Abstract: A method and an apparatus for tracking an object by using an active camera are provided to obtain an image tracking a moving object and coordinate information of the object from an inputted image, and implement the same simply with hardware. A camera image controller(110) outputs image information corresponding to an image inputted from a camera(10). An image storage memory(120) stores the image information. A background compensator(130) analyzes one or more image information stored in the image storage memory and compensates a change in a background according to the motion of the camera. An image subtracting unit(140) performs subtracting between a plurality of image information compensated by the background compensator. A particle filter(150) tracks an object by using the subtracted image. A camera motion controller(160) controls motion of the camera based on the object tracking results of the particle filter.
Patent KR-100858040-B1 (KR)
Title: Boiler
Inventor: LIM SUNG SEOP
IPC: F24H1/10
Filed: 2007-04-25
Granted: 2008-09-18
Abstract: A multipurpose boiler is provided to enhance heat exchange efficiency by coiling a coolant supply pipe around a heating pipe installed in a body and coiling a heated emission gas exhaust pipe around the body and a steam water generating part. A multipurpose boiler comprises a combustion part(1) having a cylindrical shape, a heating part(2) installed at an upper part of the combustion part, a body(3) installed at an upper part of the heating part, a coolant supply pipe(31), a heating water discharge pipe(32), a steam water generating part(5), and an outlet(6) installed at an middle upper part of the steam water generating part. The heating part is equipped with heating medium and an electric heater line. The body is provided with a heating pipe vertically installed from a middle part of the heating part. The coolant supply pipe and the heating water discharge pipe are connected to a lower side and an upper side of the body, respectively. The steam water generating part is connected to the body through a transfer passage(4).
Patent KR-101378248-B1 (KR)
Title: Process for stabilising thiophene derivatives
IPC: C07D333/10
Filed: 2007-05-03
Granted: 2014-03-25
Abstract: Stabilization of thiophene derivative (I) comprises reacting the thiophene derivative with basic compounds. Stabilization of thiophene derivative of formula (I) comprises treating the thiophene derivative with basic compounds. Either R 1>, R 2>1-20C-alkyl, 1-20C-oxyalkyl (both optionally substituted and interrupted by 1-5 of O or S atom) or H; or R 1>R 2>1-20C-dioxyalkylene or 1-20C-dioxyarylene (both optionally substituted), preferably substituted (1,4)-dioxane. An independent claim is included for stabilized thiophene derivative obtained by the process. [Image].
Patent KR-100774153-B1 (KR)
Title: Mobile car for removing scale on the inner surface of the superannuated pipe
Inventor: YOO SUNG KEUN
IPC: B08B9/04
Filed: 2007-05-09
Granted: 2007-11-07
Abstract: A mobile car is provided to uniformly remove scale from a superannuated pipe by compensating the eccentric error generated by the variation of the radius of a pipe through a moving unit and an absorber such that the center of a main body is constantly kept at the center of the pipe. A mobile car includes a hollow main body(2), a moving unit(4), a rotating force supply unit(6), an absorber(8), and a scale removing unit(12). The hollow main body is equipped with a hose for delivering high pressure fluid from an external source. The moving unit has one end joined at an outer surface of the main body by a predetermined angle and the other end which contacts an inner surface of a pipe(100), and slides to advance and retract the main body. The rotating force supply unit is arranged at a front end of the main body. The absorber is connected to the center axis of the rotating force supply unit such that the absorber is rotatable. The absorber has a front end with a first wheel(10) contacting the pipe, and a length which varies in accordance with the pressure applied to the first wheel. The scale removing unit has one side mounted on the center axis of the rotating force supply unit and the other side mounted on the absorber. The scale removing unit removes scale from the inner surface of the pipe by spouting the high pressure fluid supplied from a fluid delivering path of the main body onto the inner surface of the pipe.
Patent KR-100874509-B1 (KR)
IPC: A61C19/00
Filed: 2007-05-14
Granted: 2008-12-24
Abstract: 치과용 유닛체어의 정수배출 장치를 제공한다. 상기 치과용 유닛체어의 정수배출 장치는 핸드피스, 정수배관으로부터 상기 핸드피스로 정수를 공급하는 물배관, 상기 물배관의 일정 위치에 구비되며 상기 정수배관에서 공급받은 정수를 상기 핸드피스로 공급하는 마스터블록, 상기 물배관의 일정위치에 구비되며 온 상태에서는 상기 물배관에 정수를 유입시키고, 오프 상태에서는 상기 물배관에 압축공기를 유입시키는 3-웨이 밸브 및 상기 3-웨이 밸브를 제어하는 제어부를 포함하는 것을 특징으로 한다. 본 발명은 특정시간에 특정시간 동안 핸드피스를 통해 정수를 배출시킴으로써, 상기 유닛체어의 핸드피스에 연결되는 물배관 내에 바이오필름이 형성되지 않게 하는 효과가 있다. 
       
     치과용 유닛체어 시스템, 바이오필름, 핸드피스, 3-웨이(way) 밸브
Patent KR-101298048-B1 (KR)
IPC: C10L10/14
Filed: 2007-05-15
Granted: 2013-08-20
Abstract: 본 발명은  
     C 1-18 알킬 라디칼을 갖고 용융 점도(V 140 )가 80mPas 이하인 하나 이상의 아크릴산 에스테르 또는 비닐 에스테르 13 내지 17몰%와 에틸렌과의 공중합체(A) 및 
     단량체 1로서, 올레핀 이중 결합에 하나 이상의 C 8-18 알킬 라디칼을 갖는 하나 이상의 올레핀(B1)과 단량체 2로서, 아미드 및/또는 이미드 그룹을 통해 결합된 C 8-16 알킬 라디칼 하나 이상을 갖는 하나 이상의 에틸렌성 불포화 디카복실산(B2)으로부터 형성된 구조 단위를 포함하고 수학식 1의 파라미터 Q가 23 내지 27인 빗 형태의 중합체(B)를 포함하는, 연료 오일 첨가제에 관한 것이다. 
     수학식 1 
     
       
     
     위의 수학식 1에서, 
     w 1 은 단량체 1의 알킬 라디칼들에서의 각각의 쇄 길이(n 1 )의 몰 비율이고, 
     w 2 는 단량체 2의 아미드 및/또는 이미드 그룹들의 알킬 라디칼들에서의 각각의 쇄 길이(n 2 )의 몰 비율이고, 
     n 1 은 단량체 1의 알킬 라디칼들에서의 각각의 쇄 길이고, 
     n 2 는 단량체 2의 아미드 및/또는 이미드 그룹들의 알킬 라디칼들에서의 각각의 쇄 길이고, 
     i는 단량체 1의 알킬 라디칼들에서의 각각의 쇄 길이에 대한 시리얼 변수이고,  
     j는 단량체 2의 아미드 및/또는 이미드 그룹들의 알킬 라디칼들에서의 각각의 쇄 길이에 대한 시리얼 변수이다. 
     연료 오일 첨가제, 저온 유동성 향상제, 바이오매스