baber/WOPTO huggingface dataset:
Patent KR-20030040683-A (KR)
Title: Electrode for lithium secondary battery and manufacturing method thereof
Inventor: PARK JAE CHEOL
IPC: H01M4/64
Filed: 2001-11-15
Abstract: PURPOSE: An electrode for a lithium secondary battery and its preparation method are provided, to prevent the shorting due to the coating inferiority of a polymer sheet and the shorting between electrode plates due to the burr generated at a current collector and to improve the stability by preventing the side face of a current collector from being exposed directly. CONSTITUTION: The electrode comprises an electrode current collector(10) made of a conductive metal plate; and an electrode polymer sheet which is adhered to at least one face of the current collector and is made of a positive electrode or negative electrode active material, wherein the electrode polymer sheet surrounds the edge short part of the current collector to cover the edge side face of the current collector for preventing the side face from being exposed. Preferably the electrode polymer sheet has a viscosity of 10-50 cps. Preferably the electrode polymer sheets(20a, 20b) which are adhered to both faces of the current collector, and the parts(22a, 22b) which is not contact with the current collector(10) are adhered to each other.
Patent KR-20030041513-A (KR)
Title: A side gate for a loading deck in a vehicle
Inventor: JANG HYEONG JIN
IPC: B62D33/023
Filed: 2001-11-20
Abstract: PURPOSE: A side gate for a loading compartment of a freight vehicle is provided to keep equipment or tools inside the side gate and to quickly and easily use equipment and tools. CONSTITUTION: A side gate(10) for a loading compartment of a freight vehicle includes a body(12) having plural reinforcing members(14) integrally assembled and a reinforcing channel(18) to the lower part; plural fixing pieces(20) installed to each reinforcing member to fix tools or equipment; and a door(22) rotatably installed to open and shut the inner space of the body. The body is formed as a single plate to have space. Accordingly, a special case for keeping or a tool chest is unnecessary and thus, the cost is reduced and the exterior view is improved.
Patent KR-20030041661-A (KR)
Title: Photoresist suppling system for semiconductor processing
Inventor: KIM JEONG SEOK
IPC: H01L21/027
Filed: 2001-11-21
Abstract: PURPOSE: A photoresist supply system for semiconductor fabrication is provided to reduce the consumption of photoresist solution by collecting separately the photoresist solution of an auto dispenser process and the photoresist solution of a coating process. CONSTITUTION: A photoresist supply portion(100) supplies a photoresist solution in an auto dispenser process. A spin coater(200) is used for coating the photoresist solution of the photoresist supply portion on a wafer. An used solution collection portion(500) collects the used photoresist solution in the coating process. A recycling collection portion(600) collects the photoresist solution supplied to the spin coater in order to perform the auto dispenser process. A valve portion(400) is installed at a collection tube(300) extended from the spin coater.
Patent KR-20030044183-A (KR)
Title: A Plasma Display Panel
Inventor: KIM JUNG GYUN
IPC: H01J11/24
Filed: 2001-11-29
Abstract: PURPOSE: A plasma display panel is provided to restrain mutual interference between two neighboring transparent electrodes by improving a structure of a transparent electrode of a front substrate adjacent to a boundary a bus electrode. CONSTITUTION: A plasma display panel includes a couple of substrates, a plurality of address electrodes(A1 to Am), a plurality of sustain and scan electrode couples(Xodd-1,Xeven-1,Y1,Y2), and a barrier rib. The substrates face each other. The address electrodes(A1 to Am) are formed on one substrate. The sustain and scan electrodes are formed on the other substrate. The barrier rib is arranged between the substrates in order to form a discharge space. A plurality of bus electrodes are extended perpendicularly to the address electrodes. A plurality of transparent electrodes(A,B,A') are alternately projected from the bus electrodes of the sustain electrodes or the scan electrodes. The transparent electrodes are not overlapped each other in a row direction. A facing area is increased by projecting the opposite part to a part of the transparent contacted with the bus electrode.
Patent KR-20030046057-A (KR)
Title: Apparatus For Aging Liquid Crystal Panel
Inventor: KANG MYEONG GU
IPC: G02F1/13
Filed: 2001-12-04
Abstract: PURPOSE: An aging device for a liquid crystal display panel is provided to improve the repair rate of LCD panels by using cooling chambers kept at a low temperature as a rapid-cooling unit to repair the domain failure. CONSTITUTION: An aging device(30) for a liquid crystal display panel includes aging chambers(34) of sealed space parts to be heated at a predetermined temperature, cooling chambers(36) of sealed space parts for rapidly cooling heated LCD panels, a first conveying robot(32a) for conveying a cassette stacked with LCD panels into the aging chambers and conveying aging-processed cassette into the cooling chambers, and a second conveying robot(32b) for conveying the rapidly cooled cassette to next steps.
Patent KR-20030049077-A (KR)
Title: Automated exchange service method using awareness voice
Inventor: LEE SEONG GWON
IPC: H04M3/42
Filed: 2001-12-14
Abstract: PURPOSE: An automatic exchange system by using voice recognition is provided to recognize a sender's voice by using a voice recognition technology, thereby connecting automatically to the terminal of the sender. CONSTITUTION: A terminal of a sender is connected to a system control module(S102). The system control module calls and outputs greeting words from a voice memory recorded a database(S104). The system control module also discriminates whether the official announcement exists(S106). If so, the official announcement is outputted to the sender's terminal(S108) and requests the sender to input a branch office, a department and name by voice(S110). Thereafter, the system control module recognizes the inputted branch office, the department and name and checks whether duplication or absence of the inputted branch office, the department and name exists. If duplication or absence of the inputted branch office, the department and name exists, the duplication or absence mode is performed(S116). If the recipient is not duplicated or an absentee, a recipient connection mode is performed(S120).
Patent KR-20020023756-A (KR)
Inventor: KIM BYEONG HO
IPC: H04W4/00
Filed: 2001-12-15
Abstract: PURPOSE: A system for operating an advertisement using a portable wireless terminal and a method therefor are provided to optimize an advertisement effect by composing a termination message of the portable wireless terminal as advertisement data and maintaining and managing the composed data in an operator. CONSTITUTION: An operator unit(10) connects to a mobile communication company server through a communication network such as the Internet or a PSTN(Public Switched Telephone Network). A portable wireless terminal(20) transmits and receives data through a BTS(Base Transceiver Station)(32) of a mobile communication company and displays advertisement data transmitted from the operator unit(10) according to a terminated signal. A sponsor terminal(40) connects to the operator unit(10) through the communication network and requests an advertisement.
Patent KR-20030050578-A (KR)
Title: a thin film transistor array panel having a means for visual inspection and a method of visual test
Inventor: JUN JIN
IPC: G02F1/133
Filed: 2001-12-19
Abstract: PURPOSE: A thin film transistor substrate having a visual inspector and a visual inspection method are provided to carry out visual inspection on the thin film transistor substrate on which drive ICs are integrated. CONSTITUTION: A thin film transistor substrate includes an insulating substrate(10) having a display area(150) and a periphery area, a plurality of gate lines(GL1-GLn) formed on the substrate, a plurality of data lines(DL1-DLm) formed on the substrate, intersecting the gate lines to define the display area, a gate driving circuit(170) formed in the periphery and connected to the gate lines, and a VI logic circuit(180) that is inserted between the gate driving circuit and the gate lines and has the first, second and third NOR gates. The first input port of the first NOR gate is connected to the output port of the gate driving circuit and the second input port is connected to a CON1 port. The output port of the first NOR gate is connected to the first input port of the second or third NOR gate. The second input port of the second NOR gate is coupled to a CON2 port and the output port is connected to odd-numbered gate lines. The second input port of the third NOR gate is coupled to a CON3 port and the output port is connected to even-numbered gate lines.
Patent KR-20030054047-A (KR)
Title: Fixture for cathode ray tube funnel
Inventor: BYUN CHANG HO
IPC: H01J29/02
Filed: 2001-12-24
Abstract: PURPOSE: An apparatus of fixing a funnel for cathode ray tube is provided to fix correctly and stably the funnel by operating simultaneously the first and the second contact members by means of a bidirectional rod type air cylinder. CONSTITUTION: An apparatus of fixing a funnel includes a base(40), an air cylinder(41), the first and the second arms(49,50), the first and the second contact members(53,54), the first and the second pivots(55,56), and a bearing member(57). The base is used for supporting a seal edge of a funnel(1). The air cylinder is installed at a center of an upper face of the base. The air cylinder has the first rod(44a), the second rod, and a synchronization portion for synchronizing the first and the second rods by the compressed air. The first and the second contact members are installed at the first and the second arms to support an inner face of the funnel. The first and the second pivots are installed at lower sides of the first and the second contact members. The bearing member is installed at the base to support rotations of the first and the second pivots.
Patent KR-20030054831-A (KR)
Inventor: HA HEON JAE
IPC: C23G1/02
Filed: 2001-12-26
Abstract: PURPOSE: A method for pickling ferritic stainless steel suitable for use as exterior materials for buildings is provided. CONSTITUTION: The method includes the steps of melting a ferritic stainless steel slab comprising 0.01 wt.% or less of C, 0.02 wt.% or less of N, 0.5 wt.% or less of Si, 0.5 wt.% or less of Mn, 0.03 wt.% or less of P, 0.004 wt.% or less of S, 0.01 wt.% or less of O, 0.18 wt.% or less of Ti, 0.4 wt.% or less of Nb, 1.0 wt.% or less of Cu, Al 0.03 to 0.13 wt.%, 4 wt.% or less of Mo, Cr 20 to 35 wt.%, a balance of Fe and incidental impurities; casting the ferritic stainless steel melt into slab; hot rolling the slab into steel sheet; cold rolling the hot rolled steel sheet; pickling the cold rolled steel sheet in a salt bath, wherein the salt bath comprises sodium chloride 10 to 20 %, sodium hydroxide 50 to 60 %, and sodium nitride 30 %.
Patent KR-20020012154-A (KR)
Inventor: BAEK JONG GWAN
IPC: G10L15/30
Filed: 2001-12-28
Abstract: PURPOSE: A scoring system and method using a voice recognition technique are provided to convert accuracy of the pronunciation of a user into a score using the voice recognition technique and to inform the user of the converted score. CONSTITUTION: A scoring system using a voice recognition technique includes a contents server(70) containing information about phases and words, a connection server(30) that is connected to a telephone handset of a user through a wired/wireless communication network, transmits contents sent from the contents server to the telephone handset and receives the voice of the user delivered from the telephone handset, and a voice recognition scoring server(60) for measuring accuracy of the voice received by the connection server and for converting the measure result into a score. The connection server sends the score converted by the scoring server to the handset.
Patent KR-20030058003-A (KR)
Title: Method for Improving Field Area of Sub-Quality
Inventor: CHA YONG TAEK
IPC: H04W16/00
Filed: 2001-12-29
Abstract: PURPOSE: A defective field area enhancing method is provided to better a quality of a system by enhancing a defective field and improve an average transfer rate by a parameter change. CONSTITUTION: A field testing is performed in an area where a BTS(Base Transceiver System) is positioned to extract a defective field area. It is judged whether there is a call-related parameter error in the BTS, a BSC(Base Station Controller) and an MSC(Mobile Switching Center) of the defective field area, and if there is a parameter error, the error is corrected. If a defective field is not enhanced in spite of the correction of the parameter error, an antenna of the BTS is adjusted. If the defective field is not enhanced in spite of the adjustment of the antenna, an output power of the BTS is adjusted. If the defective field is not enhanced in spite of the adjustment of the output power, it is judged whether a public line is defective, and if the public line is defective, the defective public line is replaced with a new one. If the defective field is not improved in spite of the replacement with the new public line, it is judged whether there is an error in a hardware board of the BTS and the BSC, and if the hardware has an error, it is replaced with a new one. If the defective field is not enhanced in spite of the replacement with the new hardware board, the mode of the BTS is changed from an omni mode to a 3-sector mode.
Patent KR-20010072163-A (KR)
IPC: A61F5/44
Filed: 1999-07-30
Abstract: A disposable human waste management device, such as faecal and urine management devices (10), which are provided with adhesives for attachment of the device to the skin. Such adhesives (20) provide secure attachment and are pleasing to the skin upon application, yet cause no discomfort upon removal. The device may also be used in combination with a disposable diaper.
Patent KR-20010082115-A (KR)
IPC: H01M10/42
Filed: 1999-07-16
Abstract: 소정의 방법으로 이차전지의 내부저항에 관련된 내부저항 관련치를 사전에 파악해 둔 내부저항 관련치와 전지상태의 대응관계를 비교하여 이차전지의 전지상태를 판정한다.     내부저항 관련치는 전지상태와 밀접한 관계에 있는 내부저항에 관련된 치이기 때문에 이들 관계에서 전지상태를 상세하게 판정할 수 있다.      또, 내부저항 관련치는 소정의 방법으로 신속하게 구할 수 있다.      한편, 부극의 열화 정도가 낮은 경우에는 전해액만 보충하고, 그 열화 정도가 높은 경우에는 전해액에 환원제를 첨가하여 이차전지를 재생한다.      이 재생방법으로 정극을 열화시키지 않고 부극 성능을 회복시킬 수 있다.
Patent KR-20010072913-A (KR)
Title: 저밀도 반응 사출 성형된 폴리우레탄 발포체용 내부 이형제
IPC: C08G18/66
Filed: 1999-08-26
Abstract: 본 발명에 따라, 내부 이형제 조성물을 사용하여 폴리우레탄 발포 성형품을 제조하는 방법이 제공된다.  보다 특히, IMR 제제 및 IMR-강화용 화합물을 사용하여 폴리우레탄 발포 성형품을 제조하는 방법이 제공된다.  당해 방법은 (a)(i) 지방산 축합 생성물, (ii) IMR-강화용 화합물, (iii) 이소시아네이트, (iv) 폴리올, (v) 촉매 및 (vi) 발포제를 혼합하여 폴리우레탄-형성 혼합물을 형성하는 단계, 
     (b) 폴리우레탄-형성 혼합물을 금형에 충전시키는 단계, 
     (c) 발포 성형품을 형성하는 단계 및 
     (d) 발포 성형품을 금형으로부터 분리하는 단계를 포함한다.  IMR-강화용 화합물은 오일로서 칭명되는 생성물의 점도 범위에 속하는 모든 액상 석유 생성물이다.
Patent KR-20010073099-A (KR)
IPC: C07D407/08
Filed: 1999-09-03
Abstract: The present invention relates to oxygen-containing heterocyclic compounds represented by the following formula (I): <CHEM> wherein m represents an integer of 0 to 4; R<1>, R<2>, R<3> and R<4> independently represent a hydrogen atom, substituted or unsubstituted lower alkyl, etc.; R<5> represents substituted or unsubstituted lower alkoxy etc.; R<6> represents a hydrogen atom etc.; and Y represents the following formula (II): <CHEM> wherein R<9> represents cyano etc., R<10> represents a hydrogen atom etc., R<11> represents carboxy etc., and R<12> represents a hydrogen atom etc.; and the like; or pharmaceutically acceptable salts thereof.
Patent KR-20010090727-A (KR)
IPC: G01N29/22
Filed: 1999-09-10
Abstract: 가스 종류 판별 시스템은, 흐름로, 한 쌍의 초음파 트랜스듀서들을 포함하며, 상기 흐름로에 배치된 초음파 계측부, 상기 초음파 계측부로부터의 신호에 기초하여 상기 흐름로를 통해 흐르는 가스의 음속을 계산하는 음속 연산부, 소정의 음속을 미리 저장하기 위한 음속 기억부, 및 상기 음속 연산부에 의해 계산된 상기 음속와 상기 음속 기억부에 미리 기억된 소정의 음속을 비교하는 비교부를 포함한다.
Patent KR-20010075360-A (KR)
IPC: H01H36/00
Filed: 1999-09-23
Abstract: 전기 스위치(62)는 전기적 유도 접극자(78)에 의해 단락되도록 배열된 적어도 1쌍의 이격 공간진 스위치 접점(82, 84)을 가진 기판(64)을 구비한다.  접극자(78)는 부위가 제1 및 제2엣지에서 종결되는 축선의 어느 일측에 제1 및 제2부분을 가진 중심축선을 형성한다.  접극자(78)는 기판(64)과 관련하여 이격 공간져 배치된 결합층(70)에 자기 인력에 의해 접점(82, 84)으로부터 정상적으로 이격공간져 유지된다.  접극자(78)는 기판(64)과 맞물리는 작동력에 의해 동작가능한 것이다.  접극자(78)는 이중 피봇동작으로 결합층(70)으로부터 분리된다.  그 중심축선에서 원격진 접극자(78)에 적용되는 작동력은 작동력에 최근접한 접극자(78)의 일 엣지가 결합층(70)으로부터 분리되도록 한다.  다음, 접극자(78)는 일 엣지가 기판(64)에 닿을 때까지 접극자(78)의 대향측 엣지를 중심으로 피봇된다.  이러한 사실은 결합층(70)으로부터 분리되는 접극자(78)의 대향측 엣지에 의해 추종되어 대향측 엣지가 기판(64)에 닿을 때까지 일 엣지에 대하여 피봇 동작하게 한다.
Patent KR-20010085884-A (KR)
IPC: C08F4/44
Filed: 1999-09-08
Abstract: 본 발명은 전자를 제공하는 질소-함유 기, 특히 아미도 기를 포함하는 붕소 또는 알루미늄 가교 기를 포함하는 4족 전이 금속 착체에 관한 것이다.
Patent KR-20010083903-A (KR)
Title: Porous resin film
IPC: C08L23/10
Filed: 1999-10-07
Abstract: A porous resin film which comprises 30 to 90 wt% of a thermoplastic resin containing a hydrophilic thermoplastic resin component; and 70 to 10 wt% of an inorganic or organic fine powder was disclosed. The porous resin film of the present invention is valuable as an ink-jet recording medium since the film shows excellent ink absorbing and drying properties even when a large amount of ink is discharged thereon, and thus can produce thereon a high-definition image.
Patent KR-20010089904-A (KR)
Title: p53 MORPHOLINO-BASED ANTISENSE
IPC: A61K45/00
Filed: 1999-10-22
Abstract: Antisense oligonucleotides useful for treating a disease state characterized by p53 induction, such as proliferative cell disorders, e.g. cancer, or a hypoxic state induced by an ischemic attack, such as stroke, are described. The antisense agents are preferably of the class known as "steric blocker" type oligonucleotides, including morpholino oligonucleotides, peptide nucleic acids, 2'-O-allyl or 2'-O-alkyl modified oligonucleotides, or N3'->P5' phosphoramidate oligonucleotides.
Patent KR-20010080700-A (KR)
IPC: H03M13/27
Filed: 2000-10-06
Abstract: 카운터 제어부(101)에서 행렬 2 차원 배열로 표시되는 블록 인터리브에 대하여 2 차원 배열의 행 번호와 열 번호를 증가시켜, 판독된 어드레스값으로서 출력하고, 비트 반전 장치(102)에서 그 판독된 어드레스 값을 입력으로서 비트 반전을 행하고, 열 변환 장치(103)에서 그 비트 반전 출력 값과 카운터 제어부(101)로부터의 열 번호에 대응하는 어드레스값을 열 변환값으로서 출력하고, 카운터(104)에서 비트 반전 장치(102)의 출력값을 비트 시프트하여 어드레스 오프셋값으로서 출력하고, 가산기(105)에서 그 어드레스 오프셋값과 열 교환값을 가산하고, 대소 비교부(106)에서 그 가산값을 인터리브 사이즈와 비교하여, 인터리브 사이즈 내의 데이터를 어드레스값으로서 출력한다.
Patent KR-20010101580-A (KR)
Title: 벨로즈를 갖는 유체기기
IPC: F04B43/08
Filed: 2000-11-20
Abstract: 본 발명은 슬러리 등의 침전물질을 포함하는 액을 사용하는 경우 펌프내에서 침전이나 응집을 일으키는 것을 방지하는 벨로즈를 갖는 유체기기에 관한 것으로서, 
     펌프본체(1)의 내부에 축선방향을 따라서 신축변형 가능한 벨로즈(7)가 이것의 축선(B)을 세로로 하여 구동신축변형운동하도록, 또한 해당 벨로즈(7)의 내측에 액실(9)을 형성하도록 구비되고, 펌프본체(1)의 액실(9)에 면하는 내저면(4a)에는 흡입구(18)와 토출구(19)가 설치되며, 그리고 벨로즈(7)의 신장동작에 의해 흡입구(18)로부터 액실(9)내로 액체를 흡입하고, 벨로즈(7)의 수축동작에 의해 액실(9)내의 액체를 토출구(19)로부터 토출하도록 되어 있으며, 액실(9)의 내저면(4a)은 토출구(19)를 향하여 내리막경사를 부여한 원추상으로 형성하고, 따라서 슬러리 등의 침전물질을 포함하는 액도 액실의 내저면(4a)에 모이는 일 없이 항상 내저면(4a)의 내리막경사면을 따라서 스무드하게 토출구(19)를 향하여 토출할 수 있는 것을 특징으로 한다.
Patent KR-20010093275-A (KR)
Title: Address assignment in a digital transmission system
IPC: H04N7/24
Filed: 2000-01-21
Abstract: Viewed from one aspect, the invention comprises a method of transmission of digital information in a digital broadcast system comprising a central transmission station (60) and one or more decoders (12), the central station transmitting at least one transport stream comprising a stream of packets encapsulating data tables or sections within their payloads, one or more encapsulated sections including an access control address used to control the reception of that section by one or more decoders and characterised in that the access control address is defined by the central transmission station (60) and communicated to the or each decoder (12) in an address assignment message. Viewed from another aspect, the invention concerns a method of communication of datagram packets in a digital communication network comprising at least one central control station and a plurality of remote terminals, in which the datagram packets include at least a medium access control address associated with one communication layer of the network and an internet protocol address associated with a second communication layer of the network, and in which medium access control addresses are dynamically assigned by the central control station in response to a request from a remote terminal. <IMAGE>
Patent KR-20010104373-A (KR)
IPC: C12N15/62
Filed: 2000-02-24
Abstract: 인간을 포함한 포유동물의 혈관신생 및(또는) 심혈관형성을 자극하거나 억제하는 조성물 및 방법이 개시되어 있다.  본원의 조성물로 진단, 예방 또는 치료할 수 있는 질환에는 창상과 같은 외상, 다양한 암, 및 죽상경화증과 심비대증을 포함한 혈관 질환이 포함된다.  또한, 본 발명은 신규 폴리펩티드, 및 이 폴리펩티드를 코딩하는 핵산 분자에 관한 것이다.  또한, 본원은 이 핵산 서열을 포함하는 벡터 및 숙주 세포, 이종 폴리펩티드 서열에 결합된 본 발명의 폴리펩티드를 포함하는 키메라 폴리펩티드 분자, 본 발명의 폴리펩티드에 결합하는 항체, 및 본 발명의 폴리펩티드를 제조하는 방법을 제공한다.
Patent KR-20020013854-A (KR)
Title: 공간 절약형 음극선관
IPC: H01J29/72
Filed: 2000-05-01
Abstract: 음극선관은 스크린 전위로 바이어스된 전극을 가지는 표면판 쪽으로 전자를 향하게 하는 전자총을 포함한다. 전자빔은 자기적으로 편향되어 상 또는 정보를 묘사하는 빛을 발생시키기 위해 그 위의 인광물질 상에 부딪히도록 표면판을 가로질러 주사된다. 관 네크 근처의 네크 전극은 스크린 전위 또는 그 이하의 전위로 바이어스되며, 네크 전극 및 표면판 사이의 제2 전극은 스크린 전위 또는 그 이상의 전위로 바이어스된다. 그 결과, 전자는 자기 편향으로부터 얻어진 것보다 더 큰 전체 각도 이상으로 편향된다. 표면판에 근접하는 제3 전극은 표면판 쪽으로 전자를 향하게 하기 위해 스크린 전위 또는 그 이하의 전위로 바이어스됨으로써, 표면판 상의 전자의 랜딩각을 증가시킨다.
Patent KR-20030060356-A (KR)
Title: Electronic frame for desk
Inventor: KIM IN TAE
IPC: A47G1/06
Filed: 2002-01-08
Abstract: PURPOSE: An electronic picture frame for a desk is provided which has a small volume and makes use of the function of a display. CONSTITUTION: The electronic picture frame comprises: a display(201); a memory(203) storing a plurality of picture images; an interface unit(205) for sending and receiving data to/from an external device; and a control unit(207) sequentially picking out the picture images stored in the memory and displaying them on the display. The control unit(207) interrupts the operation of picking out the picture images upon receipt of an interrupt signal via the interface unit and displays data received from the external device on the display.
Patent KR-20030061494-A (KR)
Title: Component centering unit for tire building machine
Inventor: JUNG DONG HWAN
IPC: B29D30/08
Filed: 2002-01-14
Abstract: PURPOSE: Provided is a center maintaining equipment for half-finished products in a tire producer which lets an inner liner, a first fly and a second fly wound around a molding drum exactly to remove off-center so that it reduces inferior rate. CONSTITUTION: The center maintaining equipment for the half-finished products in the tire producer comprises the parts of: the molding drum(11) which winds the inner liner, the first fly and the second fly orderly; a motor(12) which drives the molding drum; a device conveyer(13) which adjusts the location of the half-finished products and winds them around the center of the molding drum; an infrared sensor(14) which detects the location of the inner liner, the first fly and the second fly; an auto marker part(21) which moves the device conveyer horizontally; a sensor controller(15) which controls the infrared sensor to keep balance during winding the half-finished products; an auto marker data device(22) which stores location data for the half-finished products, transmits the data to the auto marker part and moves the half-finished products to appropriate center location; and a PLC(24) which controls the auto marker data device and the sensor controller.