baber/WOPTO huggingface dataset:
Patent KR-20110123085-A (KR)
Inventor: KIM HYUNG SOON
IPC: G10L21/0216
Filed: 2010-05-06
Abstract: 본 발명은 음성 신호 처리시에 고유분해를 사용하여 잡음의 특성을 추정하는 것에 의해 다양한 잡음 환경에서 음성 인식, 음질 개선에 효율적으로 적용될 수 있도록 한 투영오차를 이용한 고유분해 기반의 음성 검출 시스템 및 그의 제어 방법에 관한 것으로, 그 구성은 입력 신호로부터 관측벡터를 구성하고 관측 벡터를 열벡터로 하는 관측 행렬을 구성하는 관측 벡터 구성부;초기 잡음 구간의 특성을 분석하기 위하여 잡음 구간 스펙트럼 영역에서의 고유분해를 수행하여 고유 벡터를 구하는 고유 분해부;상기 고유 벡터중에 정적인 특성이 강한 고유 벡터를 사용하여 잡음의 부공간 상에서 관측벡터의 투영오차를 구하는 투영오차 산출부;상기 관측 벡터의 투영 오차를 음성 검출 파라메터로 이용하여 음성/비음성 판별을 수행하는 판별부;를 포함한다.
Patent KR-20100123628-A (KR)
Title: Cooling mechanism for axial gap type rotating machines
Inventor: WATANABE NAOKI
IPC: H02K21/24
Filed: 2010-05-13
Abstract: PURPOSE: A cooling device of an axial direction gap type rotating machine is provided to efficiently discharge heat which is generated from the inside of a stator. CONSTITUTION: A stator comprises a heat radiation fin(12) which is arranged in the peripheral part of a coil retaining member(9). The thermal conductivity of the heat radiation fin is 150W/mK or greater or 200W/mK or greater. The heat radiation fin comprises a concavo-convex part which is formed on the surface. The surface area of the heat radiation fin is three or eight times than the main side surface area of the coil retaining member. Aluminum, gold, silver, copper or their alloy are used as a material having superior heat conductance. The concavo-convex shape of the surface of the heat radiation fin is formed by sputter processing.
Patent KR-20110126501-A (KR)
Title: Functional characteristic hygienic beverage manufacturing method and that beverage
Inventor: LEE SANG SOO
IPC: A23L2/38
Filed: 2010-05-17
Abstract: PURPOSE: A producing method of a functional health beverage, and the functional health beverage are provided to offer a fatigue and stress reducing effect to users. CONSTITUTION: A producing method of a functional health beverage comprises the following steps: inserting 600-1,200g of hemerocallis aurantiaca, 200-400g of lotus seeds, 200-400g of acorus gramineus, 200-400g of poria cocos, 200-400g of polygala tenuifolia, 200-400g of asparagus cochinchinensis, 150-300g of ginger, 150-300g of mint, 150-300g of chrysanthemum indicum, and 150-300g of lithospermum erythrorhizon in a medical herb heat extractor(S1); inserting 0-100L of purified water into the medical herb heat extractor, and heating at 80-100 deg C for 2-4 hours(S2); filtering the extract and mixing 98-99wt% of obtained extract with 1-2wt% of powder obtained by mixing and grinding 100-200g of borneol, and 100-200g of cinnabaris(S4).
Patent KR-20110128417-A (KR)
Title: Wind force generator of electric current
Inventor: YOON PIL
IPC: F03D3/00
Filed: 2010-05-24
Abstract: PURPOSE: A wind force generator is provided to increase the utility of wind force by reducing the delivery line of a power from a windmill to a generator through the installing of a generator room in the top of a windmill. CONSTITUTION: The space(a) of the ventilation is left in a boss(3a) supported in the upper portion and lower portion of a vertical rotary shaft(2) in the curve panel type wing(3) is the rotary shaft by a supporting unit(3b) of a plurality of bent plate shapes and a windmill(1) arranged as radial is pivotally installed in the horizontal frame(f) of the windmill room(6) of the power generation tower(T). The generator room(7) is arranged in the upper part of the windmill.
Patent KR-20110130819-A (KR)
Inventor: BAEK SANG JIN
IPC: B61B12/02
Filed: 2010-05-28
Abstract: 본 발명은 지지대 통과가 자연스럽기 때문에 운반의 용이성을 제공하고, 충격과 진동 및 소음발생이 없으면서 이송기구의 수명을 길게 하여 설치와 유지보수의 용이성을 제공할 수 있도록 한 것으로서, 길이방향 일측에 설치되는 구동휠과, 상기 구동휠 대향 측에 설치되는 피동휠 사이에 연결하는 와이어와, 하단에 운반 상자를 연결하여 와이어의 정,역이동에 따라서 이동할 수 있도록 설치하는 행거와, 상기 와이어의 중도에 처짐 현상을 방지할 수 있도록 설치하는 지지대로 구성되는 와이어 이송기구에 있어서; 
 상기 행거는 하단에 운반 상자를 연결할 수 있게 연결수단을 가지는 행거바디의 상단에 와이어와 고정할 수 있는 와이어고정구를 더 구비하고, 상기 와이어고정구는 행거바디와 고정되는 리어바디와, 상기 리어바디의 전방에 고정수단으로 결합 되는 프론트바디와, 상기 리어 및 프론트바디의 연접면에 와이어를 견고하게 고정할 수 있도록 형성하는 와이어홈과, 상기 리어바디의 연접면 하방 양측에는 와이어홈에 삽입되는 와이어의 방향전환을 도우는 가이드돌기와, 상기 프론트바디에 형성하여 가이드돌기를 수용하여 단속하는 돌기홈과, 상기 리어 및 프론트바디의 하방 중앙위치에는 와이어가 없는 부위를 커버 할 수 있도록 돌출되는 보상리브를 포함하는 것이 특징이다.
Patent KR-20100067077-A (KR)
Inventor: PARK KEUN BAE
IPC: B65G65/30
Filed: 2010-05-31
Abstract: PURPOSE: A skirt sealing apparatus of a hopper chute is provided to maintain close contact with a conveyer belt by naturally moving a skirt belt up and down. CONSTITUTION: A skirt sealing apparatus of a hopper chute comprises an up-down plate(15) and a skirt belt(18). The up-down plate is installed along a bottom frame(11) of a hopper chute. The up-down plate is supported through a second hinge shaft(14) by a link(13) supported by a first hinge shaft(12) on a frame side. The skirt belt is installed along the bottom part of the up-down plate and contacts a conveyer belt. The skirt belt is pressed by a locking handle(17) and adheres closely to the up-down plate.
Patent KR-20110136236-A (KR)
Title: Unit for dropping liquefied material and apparatus for dropping liquefied material with it
Inventor: CHOI IN KAEY
IPC: B05D1/26
Filed: 2010-06-14
Abstract: PURPOSE: A raw material dropping unit is provided to rapidly drop the liquid raw material on the substrate. CONSTITUTION: A storage container(110) includes an inner space. A raw material is stored in the inner space. A discharge unit(120) is driven according tot eh length direction of the storage container to the straight line. According to the displacement value of driving straight, the distance unit varies the inner space. The discharge unit discharges the raw material to an outer side of the storage container. A nozzle unit(130) drops the discharged raw material on the substrate.
Patent KR-20110137023-A (KR)
Title: Functional feed composition comprising acanthopanax koreanum nakai for pig breeding
Inventor: PARK JEE KWON
IPC: A23K1/18
Filed: 2010-06-16
Abstract: PURPOSE: A functional feed composition for pigs containing acanthopanax koreanum nakai is provided to improve the delivery rate, and the meat quality of the pigs. CONSTITUTION: A functional feed composition for pigs contains a feed admixture including general purpose mixed feed, acanthopanax koreanum nakai stems, and acanthopanax koreanum nakai roots. The pigs fed with the functional feed composition have the body temperature increasing rate after the vaccination less than 1 deg C. The delivery rate of the pig fed with the functional feed is greater than 85%.
Patent KR-20110137863-A (KR)
Title: Apparatus for preventing outflow of molten metal
Inventor: KIM SOO DONG
IPC: B22D11/22
Filed: 2010-06-18
Abstract: PURPOSE: A device for preventing the outflow of ingot steel is provided to minimize scattering of unsolidified ingot steel from the recessed part of the end of a piece. CONSTITUTION: A device for preventing the outflow of ingot steel comprises a construction preventing material(110) and a scattering preventing cover(120). The construction preventing material is formed to engage with a solidifying cell formed on the recessed part of the end of a piece. The construction preventing material is formed as a frame structure. The construction preventing material comprises an expanding cover(114). The scattering preventing cover is coupled to the construction preventing material. The scattering preventing cover prevents unsolidified ingot steel scattered from the inside of the end of the piece from leaving the recessed part.
Patent KR-20110138071-A (KR)
Title: Materials with light reflect function and method of manufacturing the same
Inventor: KIM KEUN TAE
IPC: E01F9/619
Filed: 2010-06-18
Abstract: PURPOSE: A light reflection functional material and manufacturing method thereof is provided to enable a user to easily manufacture a light reflection functional material by adding a light reflection material to an extruding material like glass beads. CONSTITUTION: A light reflection functional material includes an extruding material(110) and a light reflection layer(120). The light reflection layer is formed the surface of the extruding material. A groove pattern is included in the surface of the extruding material. The optical reflection layer is formed at the concave portion of the groove pattern. The extruding material includes wood powder and resin.
Patent KR-20100083755-A (KR)
Title: Method and apparatus for dynamically adjusting data transmission parameters and controlling h-arq processes
Inventor: TERRY STEPHEN E
IPC: H04W28/18
Filed: 2010-06-24
Abstract: PURPOSE: By assigning the hybrid-automatic repeat request process adjusting data transmission parameters and is used for data transfer control between node and the WTRU and canceling it dynamically adjusts data transmission parameters and a method and apparatus for controlling the HARQ process can transmit E- DCH data. CONSTITUTION: The buffer(112) queues E-DCH data. The retransmission counter(116) traces the number of transmission of the same data block. It transmits a message E-DCH data and the transmitter(120) and receiver receive a message. Controller selects data about the electrical transmission of E-DCH data and transmission parameters. The controller assigns the hybrid-automatic repeat request process toward the electrical transmission of data.
Patent KR-20120001380-A (KR)
Title: A slit nozzle device
Inventor: YANG JAE YOUNG
IPC: G02F1/1339
Filed: 2010-06-29
Abstract: PURPOSE: A slit nozzle apparatus which conveniently spreads all kinds of drug solution is provided to secure improved job compatibility and to discharge solutions on a one point. CONSTITUTION: A nozzle main body respectively includes a drug solution groove in which the drug solution is involved. The nozzle main body includes a first nozzle plate(P1) and a second nozzle plate(P2). The drug solution splitter includes a plurality of sharing holes coping with drug solution grooves. The drug solution splitter is arranged in the first nozzle plate and the second nozzle plate. A part discharge unit(6) includes a plurality of outlets coping with the sharing holes of the distribution plate. The part discharge unit is composed of the discharging plate arranged between the first nozzle plate and the second nozzle plate.
Patent KR-20120004865-A (KR)
Title: Magnetic levitation conveyance system having spring
Inventor: HAN HYUNG SUK
IPC: B60L13/03
Filed: 2010-07-07
Abstract: PURPOSE: A magnetic levitating transportation system is provided to steadily float by supporting a bogie upper plate and bogie frames by a spring and to steadily transfer freight which is loaded on the bogie upper. CONSTITUTION: A vehicle levitating electromagnet which faces with an orbit(120) is installed in a bogie frame(112). A bogie upper plate is installed on the upper side of the bogie frame. A buffer spring is installed between the bogie frames and the bogie upper plate. A bogie(110) floats according to the orbit and moves. A pin is inserted into the bogie frame to be possible to slide and the inner side of the buffer spring. A damper is installed between the bogie frames and the bogie upper plate. The damper is composed of a pneumatic damper of a hydraulic damper.
Patent KR-20110007980-A (KR)
Title: New alcohol dehydrogenase hpadh3 and a method for preparing bioethanol using it
Inventor: KWON OH SUK
IPC: C12N15/53
Filed: 2010-07-16
Abstract: PURPOSE: A novel ethanol dehydrogenase and a method for producing bioethanol using the same are provided to enhance bioethanol productivity from glucose. CONSTITUTION: An alcohol dehydrogenase, HpADH3, comprises: a polypeptide having an amino acid sequence of sequence number 1; a polypeptide which has 90% or more homology with the amino acid of sequence number 1; a polypeptide which is encoded by the polypeptide of sequence number 2; and a polypeptide which is encoded by the polypeptide hybridized with the polynucleotide of sequence number 2. A method for producing ethanol comprises: a step of transforming a host cell with a vector having a polypeptide with alcohol dehydrogenase activity to obtain a transformant; a step of culturing the transformant in a medium; and a collecting ethanol from the medium.
Patent KR-20120008773-A (KR)
Title: A hybrid artificial lighting device for plant growth
Inventor: CHOI CHANG HO
IPC: F21V8/00
Filed: 2010-07-20
Abstract: PURPOSE: A hybrid artificial illumination apparatus for a plant growth is provided to promote the plant growth by applying artificial light and sunlight to an optical pipe. CONSTITUTION: An LED lamp is installed in the end of a WDF(Whilkor Daylighting Film) type optical pipe(1). A reflection film is attached to the rear of a pipe. A total reflection type optical pipe(4) is installed outside to supply sunlight. Sunlight is inputted to an artificial light pipe through a reflector(3).
Patent KR-20120012520-A (KR)
Title: 방진 마스크의 제조방법
Inventor: LEE SEUNG HWAN
IPC: A62B18/02
Filed: 2010-08-02
Abstract: 본 발명은 방진 마스크의 제조방법에 관한 것으로서, (ⅰ) 상부 걸이끈의 양측 말단부와 하부 걸이끈의 양측 말단부들을 열가소성 합성수지 용융액내에 침지시켜 상기 상부 걸이끈의 양측 말단부 및 하부 걸이끈의 양측 말단부 각각에 열가소성 합성수지 코팅층을 형성시키는 공정: 및 (ⅱ) 반구형인 방진 마스크 본체의 외면상에 열가소성 합성수지 코팅층이 형성되어 있는 상부 걸이끈의 양측 말단부 및 하부 걸이끈의 양측 말단부 각각을 올려놓은 다음, 상기 열가소성 합성수지 코팅층들을 초음파로 용융시켜 상부 걸이끈의 양측 말단부와 하부 걸이끈의 양측 말단부 각각을 상기 방진 마스크 본체의 외면상에 융착시키는 공정: 들을 포함하는 것을 특징으로 한다. 
본 발명은 열가소성 합성수지를 사용하여 방진 마스크 본체의 외면에 상부 걸이끈 및 하부 걸이끈 각각의 양측 말단부들을 융착시키기 때문에, 철심(staple)을 사용하는 종래 방법과 비교시 방진 마스크 착용자의 안면이 철심에 의해 긁혀서 손상되는 위험을 방지할 수 있고, 걸이끈 고정구를 사용하는 종래 방법과 비교시 제조원가가 저렴하고 착용감이 양호한 효과가 있다.
Patent KR-20120021503-A (KR)
Title: Graft blueberry tree
Inventor: WON EUN MI
IPC: A01H5/00
Filed: 2010-08-03
Abstract: PURPOSE: A grafting method for blueberry trees is provided to enable users to use rhododendron mucronulatum or rhododendron schlippenbachii for grafting the blueberry trees. CONSTITUTION: A grafting method for blueberry trees uses a tree selected rhododendron mucronulatum, rhododendron schlippenbachii, rhododendron weyrichii, or rhododendron brachycarpum as a parent stock. A shoot of the blueberry trees is grafted to the selected tree.
Patent KR-20120014624-A (KR)
Inventor: KIM HYO KWAN
IPC: E04G7/00
Filed: 2010-08-10
Abstract: 본 발명은 자동화된 재료공급 및 용접공정으로 이루어져 제작상의 편리함을 제공할 뿐만 아니라 생산성을 대폭적으로 증대시킬 수 있는 비계파이프 용접장치에 관한 것이다. 
본 발명에 따르면, 모재파이프(20)의 외주면 둘레에 다수개의 브라켓(21)을 용접하는 장치에 있어서; 상기 모재파이프(20)의 양단부를 지지하도록 수평방향으로 배치되는 한 쌍의 클램프(31) 및 이 클램프(31)에 결합되어 상기 모재파이프(20)를 회전시키도록 된 회전수단(30)과; 상기 모재파이프(20)의 일측에 위치되어 상기 모재파이프(20)의 외주면 상으로 상기 브라켓(21)을 이동시키도록 된 브라켓 공급수단(40,41)과; 상기 모재파이프(20)의 상부에 위치되어 상기 브라켓(21)을 상기 모재파이프(20) 상에 용접하도록 구비되되, 상기 모재파이프(20)의 길이방향으로 다수개가 구비되어 다수의 상기 브라켓(21)을 일체로 용접하도록 구비된 용접수단(50)을 포함하여 이루어지며; 상기 브라켓 공급수단(40,41)은 상기 모재파이프(20)의 일측에 위치되어 상기 브라켓(21)이 안착되는 공급다이(40)와, 상기 모재파이프(20)의 상부에 위치되어 상기 공급다이(40)에 의해 공급된 브라켓(21)을 자성에 의해 픽업하여 상기 모재파이프(20)의 외주면 상으로 이동시키도록 자성체(45)가 구비된 픽업수단(41)으로 이루어진 비계파이프 용접장치가 제공된다.
Patent KR-20120021757-A (KR)
Title: Manufacturing method of light-diffusing film having pattern and embo
Inventor: CHOI SEONG GYU
IPC: B29C47/00
Filed: 2010-08-16
Abstract: PURPOSE: A manufacturing method of a light diffusion film in which a pattern and an embossing shape are arranged is provided to arrange strong physical properties with respect to heat and shock transferred from the outside. CONSTITUTION: A first raw material for forming a base material layer and a second raw material for forming an upper surface layer and a lower surface layer are prepared(S101). The first raw material is inserted into a main resin path of a third floor T-die. The second raw material is inserted into a sub resin path of the third floor T-die. A raw material is extruded to a third floor sheet in which the upper surface layer and the lower surface layer are arranged(S103). A pattern is arranged on the upper surface layer by penetrating a pattern roll with the third floor sheet. An embossing shape is formed on the lower surface layer(S105).
Patent KR-20120066085-A (KR)
Title: Mobile terminal and information security setting method thereof
Inventor: KIM MOON JU
IPC: H04B1/40
Filed: 2010-09-01
Abstract: PURPOSE: A portable terminal and information security establishment method thereof are provided to effectively establish security for information diffused by SNS(Social Network Service) by establishing published states for one or more information establishment categories. CONSTITUTION: Security information of content is established(S10). The established content is uploaded to an SNS site(S11). The content is processed by reflecting the security information when other user accesses the uploaded content through the SNS site(S12,S13). The processed content is displayed(S14). The content includes photos, videos, and text. The content or a content object is individually established. The security information indicates information states for the content.
Patent KR-20120031800-A (KR)
Title: An antioxidant, antidiabetic and antiaging composition containing mulberry fruit seed extracts
Inventor: CHOI SANG WON
IPC: A61P17/00
Filed: 2010-09-27
Abstract: PURPOSE: A pharmaceutical composition containing oil and a MeOH extract of Morus alba is provided to ensure strong antioxidation and antiaging activities. CONSTITUTION: A pharmaceutical composition for preventing or treating diabetes contains a Morus alba seed extract as an active ingredient. The seed extract is isolated using oil and MeOH. A health food composition for preventing or treating diabetes contains the extract as an active ingredient. A health food composition for antioxidaiton or anti-aging contains the extract as an active ingredient.
Patent KR-20120033050-A (KR)
Title: A liquid crystal display device and a manufacturing method thereof
Inventor: KIM JAE CHANG
IPC: G02F1/1343
Filed: 2010-09-29
Abstract: PURPOSE: A liquid crystal display device and a manufacturing method thereof are provided to control movement of liquid crystal molecules in each area of a pattern electrode according to the strength of an applied horizontal electric field, thereby controlling a gray scale of a memory mode in each area. CONSTITUTION: A liquid crystal display device includes a first glass boar(100), a lower electrode(200), a dielectric layer(300), and a pattern electrode(400). The lower electrode and the dielectric layer are successively deposited on the first glass board. A light emitting unit and a light shielding unit are formed by etching a pattern electrode film deposited on the dielectric layer in the pattern electrode. Each area of the pattern electrode has a different width.
Patent KR-20120034963-A (KR)
Title: Exhaust gas reduction apparatus using exhaust gas as air source of burner
Inventor: LEE HAE SOO
IPC: F01N3/023
Filed: 2010-10-04
Abstract: PURPOSE: A smoke reducing device for a vehicle using exhaust gas as an air supply source of a burner is provided to stably supply the oxygen of exhaust gas to fuel and to stably burn the fuel by preheating the exhaust gas. CONSTITUTION: A smoke reducing device for a vehicle using exhaust gas as an air supply source of a burner comprises a main body(10), a burner, and an exhaust gas supply pipe(17). One side of the main body has an exhaust gas inlet, and the other side has an exhaust gas outlet. A combustion chamber(13) is formed inside the main body. The burner comprises an ignition unit(21), a nozzle(40), and an air pocket(30). A combustion space(23c) is formed in the ignition unit. The nozzle is toward the combustion space. The air pocket pre-heats exhaust gas and discharges the pre-heated exhaust gas to the combustion space. The exhaust gas supply pipe supplies a part of the exhaust gas flowing into the exhaust gas inlet to the air pocket.
Patent KR-20120035620-A (KR)
Title: 폴리에틸렌폼을 사용한 수세미
Inventor: JEON GI UN
IPC: A47L17/08
Filed: 2010-10-06
Abstract: 본 발명은 폴리에틸렌폼을 사용한 수세미는 은사와 면사를 직조하여 형성한 수세미원단의 내부에 충전재가 구성되어 형성된 수세미에 있어서, 상기 내부 충전재는 발포된 폴리에틸렌폼을 사용하여 일반적으로 수세미 충전재로 사용되는 스펀지보다 탄력이 높고 물 흡수가 되지 않기 때문에 사용자가 설거지 후에도 힘들게 수세미를 짜지 않아도 자연스럽게 탈수가 되기 때문에 변색이 잘 되지 않고, 세균 등이 번식할 염려가 없으며, 탄력이 높기 때문에 장기간 사용시에도 원형을 유지하여 변형이 되지 않는 매우 유용한 효과가 있는 폴리에틸렌폼을 사용한 수세미이다.
Patent KR-20120040991-A (KR)
Title: Pin press apparatus
Inventor: LEE SANG MAN
IPC: B23P19/02
Filed: 2010-10-20
Abstract: PURPOSE: A pin press-fitting device of a large-sized machine is provided to press in various kinds of target objects because a punch is freely adjusted in response to the change of the height of a pinhole, gradient, and horizontal and longitudinal positions. CONSTITUTION: A pin press-fitting device of a large-sized machine(1) includes a worktable, a X-axis moving block(13), a W-axis turntable(14), a Y-axis moving block(16), and a punch(17). The X-axis moving block moves to left and right sides along an X-axis rail(12) installed on the worktable. The W-axis turntable is rotatably coupled to the top of the X-axis moving block. One side of the Y-axis is coupled to the top of the W-axis turntable. The Y-axis moving block moves forth and back toward a target object along a y-axis rail(15). The punch penetrates through a guide member(161) coupled to the top of the Y-axis moving block and slid forth and back toward the target object.
Patent KR-20120041452-A (KR)
Title: Method and apparatus for converting multimedia file name
Inventor: LEE JEONG HUN
IPC: G06F9/44
Filed: 2010-10-21
Abstract: PURPOSE: A multimedia file name conversion method and an apparatus thereof are provided to conveniently manage a file by supplying a file name based on multimedia file generation time information. CONSTITUTION: A file name conversion request receiver(210) receives a file name conversion request based on generation time information of a multimedia file. A file name converter(230) a file name of a multimedia file into a file name of generation time information about the multimedia file which is stored in recording medium according to the file name conversion request. A file name output unit(250) displays a file name of the converted file name conversion request.
Patent KR-20120042391-A (KR)
Title: Cleaning robot for wet rag sweeping
Inventor: KWAK MOON KYU
IPC: A47L11/34
Filed: 2010-10-25
Abstract: PURPOSE: A mopping cleaning robot is provided to cleanly wipe uneven or bent floors by pressing a mop on the floor with a suitable force. CONSTITUTION: A mopping cleaning robot comprises a body(1), a cleaning unit(2), a wheel motor, a cleaning motor, a water supply unit(5), a battery, an obstacle detection sensor(8), and a control unit. The water supply unit includes a water supply hose. The water supply hose is connected to a discharging unit so that the discharged water from a water container is supplied to a water receiving groove of a rotating plate of the cleaning unit. The obstacle detection sensor is attached in the body and detects obstacles. The control unit distributes electricity of the battery to the wheel motor, the cleaning motor, and the water supply unit depending on control signals in order to operate the cleaning robot.
Patent KR-20120043243-A (KR)
Title: Titania type flux cored wire
Inventor: PARK SANG MIN
IPC: B23K35/368
Filed: 2010-10-26
Abstract: PURPOSE: A titania flux cored wire is provided to secure good arc stability and minimize the production of fume during welding. CONSTITUTION: A titania flux cored wire comprises TiO2 of 30-55 weight%, MgO of 2-7 weight%, SiO2 of 2-7 weight%, Na2O of 0.5-6 weight%, K2O of 0.5-2 weight%, Si of 3-10 weight%, Mn of 7-20 weight%, Mg+Al of 1-5 weight%, fluoride of 0.5-1 weight%, and iron and inevitable impurities of the remaining amount. The amount of crystal water in flux is 0.15 weight% or less.