baber/WOPTO huggingface dataset:
Patent KR-20040058771-A (KR)
Title: Semiconductor Memory Device having a pipelatch for prefetching 4 bit
Inventor: YOON YEONG JIN
IPC: G11C7/00
Filed: 2002-12-27
Abstract: PURPOSE: A semiconductor memory device having a pipe latch for 4 bit prefetch is provided in order for the pipe latch to prefetch 4 bit data by one read command. CONSTITUTION: According to the semiconductor memory device, a plurality of first multiplexers(210) are controlled by a control signal to arrange data inputted according as a start address is even number or odd number and output the data to parallel pre-falling edge output line and pre-rising edge output line. The plurality of first multiplexers include a pair of pre-falling edge output line and pre-rising edge output line respectively. The second multiplexer(220) is controlled by the start address, and outputs the first data and the third data among the data loaded on the plurality of pre-rising edge output line. And the third multiplexer(230) is controlled by the start address and outputs the second data and the third data among the data loaded on the plurality of pre-falling edge output lines.
Patent KR-20040059186-A (KR)
Title: Method for producting sinter cake using input of return fine in sinter machine process
Inventor: JANG HYEONG SU
IPC: C22B1/16
Filed: 2002-12-28
Abstract: PURPOSE: A method for manufacturing sinter ore by charging return ore on bottom part of sintering machine is provided to minimize firing defects due to condensed water by coercively charging small grains of return ore into wet zone of a bottom part of sintering car so that air permeability is secured by absorbing excessive moisture. CONSTITUTION: The method comprises a step of primarily spreading out hearth layer(17) on the bottom of sintering car(5); a step of charging large grains of iron ore(15) whose sizes are segregated in surge hopper onto the hearth layer to a certain depth using subsidiary drum feeder(7); a step of spreading out return ore(16) on the large grains of the iron ore at a position of wet zone of a bottom part of the sintering car where moisture is condensed during the firing process; and a step of charging small grains of the iron ore whose sizes are segregated in the surge hopper onto the return ore using main drum feeder(6).
Patent KR-20040060032-A (KR)
Title: Mixture for preventing thrombosis
Inventor: JUN WON GYEONG
IPC: A61K36/65
Filed: 2002-12-30
Abstract: PURPOSE: Provided is a herbal medicine composition having anti-thrombosis activity, which composition, in particular, contains, as main ingredients, Lycium chinese Mill and Paeonia albiflora pall. Therefore, it is useful for prevention and treatment of hypertension, heart disease, cerebral apoplexy, Coronary thrombosis and the like. CONSTITUTION: An anti-thrombosis composition is characterized by containing 25-75 parts by weight of Lycium chinese Mill and 25-75 parts by weight of Paeonia albiflora pall. It further contains 25-75 parts by weight of Cinnamomum loureirii. and/or 25-75 parts by weight of Fraxinus rhynchophylla Hance., as well as 25-75 parts by weight of ginseng and/or 25-75 parts by weight of red ginseng.
Patent KR-20040061090-A (KR)
Title: Apparatus and method on decision process of interconnection trunk capacity between fixed network and mobile network
Inventor: JUNG BYEONG HO
IPC: H04W84/22
Filed: 2002-12-30
Abstract: PURPOSE: An apparatus and a method for calculating connection line capacity between a fixed line telephone network and a mobile phone network are provided to calculate interconnection line capacity by designing and determining a far-end connection form between a fixed line telephone network and a mobile phone network. CONSTITUTION: An input module(30) constructs an exchange facility, an LM(Land to Mobile) traffic and network, and generates and processes cost data. An interconnection accommodation area determining module(40) receives network data of the input module(30) and determines a mutual accommodation area between a fixed line telephone network gateway exchange and a mobile phone network gateway exchange. An LM path improvement traffic calculating module(50) calculates an LM path improvement traffic upon receiving LM traffic data of the input module(30). An interconnection networking module(60) constructs a new LM connection path. An LM interconnection line designing module(70) designs optimum line capacity between the fixed line telephone network and the mobile phone network upon receiving output data from each module.
Patent KR-20020019122-A (KR)
IPC: C08G64/02
Filed: 2000-07-06
Abstract: 본 발명은 2상 반응계 중의 선별된 지환족 비스페놀 및 다른 비스페놀로부터 포스겐의 도입에 의해 수득될 수 있는 올리고머 비스클로로포름산 에스테르에 관한 것이다.
Patent KR-20020067491-A (KR)
IPC: D05B85/02
Filed: 2001-05-03
Abstract: 본 발명은 동체(3)가 대경동체부(2)로부터 연장되고 바늘선단부의 바늘구멍(8)으로부터 연장된 측면에 대경동체부(2)의 방향으로 연장되는 하나 이상의 실안내홈(11)을 가지며 이 실안내홈의 기부(12)는 동체의 횡방향으로 배치되는 만곡면(W)으로 구성되고, 실안내홈을 구성하고 만곡영역의 단부점으로부터 연장된 측면부(15)가 측면(4)의 방향으로 확장된 확대홈단면부(16)를 형성하는 재봉기 바늘에 관한 것이다. 본 발명의 목적은 실을 안내하는 실안내홈으로 구성되는 내구성이 큰 구조를 제공하는데 있다. 이를 위하여 본 발명에 있어서는 만곡면(W)의 원호형 윤곽의 직경(D)이 동체(3)의 반경(R)과 일치한다.
Patent KR-20020033784-A (KR)
IPC: C08B11/08
Filed: 2000-09-01
Abstract: 본 발명은 높은 순도와 백색도를 갖는 온수-응집가능한 저점성 셀룰로스 에테르에 관한 것이다.  본 발명은 또한 산화제의 존재하에서 산-촉진된 가수분해성 해중합에 의한 상기 저점성 셀룰로스 에테르의 제조방법 및 그의 용도에 관한 것이다.
Patent KR-20020040839-A (KR)
IPC: C08F283/12
Filed: 2000-09-11
Abstract: 본 발명은 실리콘 함유 단량체를 함유하는 반응 혼합물을 경화시켜 제조한 실리콘 하이드로겔을 함유하는 소프트 콘택트 렌즈에 관한 것이다.
Patent KR-20020075776-A (KR)
Title: 세라믹제품의 주조장치와 방법
Filed: 2000-12-15
Abstract: 본  발명은  접합면(30, 130; 32, 132)을  갖는  두  개의  외부  자형몰드(22, 122; 24, 124)와,  자형몰드(22, 122; 24, 124)  사이에  배치되는  하나의  웅형몰드(34, 36, 160, 166)로  구성되는  세라믹제품의  제조장치를  제공한다.          자형몰드(22, 122; 24, 124)가  접합면(30, 130; 32, 132)의  평면에  대하여  수직으로  이동가능하게  되어  있어  자형몰드(22, 122; 24, 124)가  웅형몰드(34, 36, 160, 166)와  주조될  제품의  두  해당  부분에  대하여  밀폐될  수  있도록  하고  웅형몰드가  분리되어  두  부분이  결합됨을  특징으로  한다.
Patent KR-20020064992-A (KR)
IPC: A45C13/10
Filed: 2001-01-11
Abstract: 본 발명의 용기는 용기의 내용물에 접근할 수 있게 하는 개구(26)를 구비한다.  개구(26)는 커버(12)로 밀폐가능하다.  커버(12)는 개구의 제 1 섹터(70) 둘레에 밀봉가능하다.  바람직하게, 개구의 제 1 섹터(70)는 360°에 대응한다.  커버(12)는 개구의 주계의 제 2 섹터(72)를 조정함으로써 밀봉될 수 있다.  제 2 섹터(72)는 제 1 섹터보다 작다.
Patent KR-20030010582-A (KR)
IPC: G01R31/36
Filed: 2001-02-20
Abstract: 복수의 전지(12a)로 구성되는 전지 유닛(12)을 구비한 전원 장치에 있어서, 전지 유닛(12)의 플러스측 단자와 마이너스측 단자 사이에, 2개의 분압 저항(30, 32)을 개재시킨 제1 전류 선로(34)를 접속하고, 2개의 보호용 저항(14, 16)과 2개의 검출용 저항(l8, 20)을 개재시킨 제2 전류 선로(22)를 접속하고, 제2 선로(22)의 중점(24)은 절연 저항(28)을 통해 접지(26)에 접지한다.  검출용 저항(18, 20)에 의해 검출된 전압(V1, V2)과 분압 저항(14, 16)의 연결점(35)으로부터 얻어지는 기준 전압(Vc)의 전압차를 2개의 연산 증폭기(36, 38)에 입력 전압(V1IN, V2IN)으로서 입력하고, 이들 연산 증폭기(36, 38)로부터 얻어지는 출력 전압(V1OUT, V2OUT)에 기초하여 누전 발생을 검출한다.
Patent KR-20030004375-A (KR)
IPC: A61K47/48
Filed: 2001-04-27
Abstract: 본  발명은  PTH 와  PTHrP 의  활성도를  조절하는  치료제에  관한  것이다.          본  발명에  따라,  PTH 와  PTHrP 의  조절인자는  (a) PTH/PTHrP  조절  도메인  ;  및  (b) 중합체(예를  들어,  PEG  또는  덱스트란)  또는  Fc  도메인(바람직함)과  같은  부형제를  포함하며,  여기에서  부형제는  PTH/PTHrP  조절  도메인의  C-말단에  공유결합된다.          부형제  및  PTH/PTHrP  조절  도메인은  하기에  더  기재한  바와  같이,  PTH/PTHrP  조절  도메인의  N-말단  또는  C-말단을  통해  결합될  것이다.          바람직한  부형제는  Fc  도메인이고  바람직한  Fc  도메인은  IgG Fc  도메인이다.          바람직한  PTH/PTHrP  조절  도메인은  하기에  기재한  PTH 와  PTHrP-유도  아미노산  서열을  포함한다.          그밖의  다른  PTH/PTHrP  조절  도메인은  파지  디스플레이,  RNA-펩티드  스크리닝  및  본원에서  언급한  다른  기술에  의해  생성될  수  있다.          이러한  기술이  선택적  조절인자(예를  들어,  PTHrP  활성도가  아닌  PTH  활성도의  작동물질)로서  작용하는  펩티드  서열을  생성하는  데  사용될  수  있을지라도,  이러한  펩티드는  전형적으로  PTH  활성도와  PTHrP  활성도  둘  다의  조절인자가  될  것이다.
Patent KR-20030007766-A (KR)
Title: Alkyd Resin Emulsion
IPC: C09D167/08
Filed: 2001-05-17
Abstract: An aqueous emulsion of an alkyd resin which contains as an emulsifier at least one branched primary alcohol alkoxylate of the formula (I): [CH3.(CH2)n][CH3.(CH2)m].CH.[(CH2)p.O.(AO)q.H], where n and m are each independently from 1 to 13; and p is 1 or 2; such that n+m+p is from 5 to 15; AO is an alkylene oxide residue having from 2 to 4 carbon atoms, and q is from 5 to 50. The alkyd emulsion is particularly suitable for use as a waterborne paint or surface coating composition.
Patent KR-20030068039-A (KR)
IPC: G07G1/06
Filed: 2001-06-27
Abstract: 소비자가 상품을 소매업자로부터 구입할 때, 소매점(1)에서 상품의 외부 표면에 직접 광고 정보를 인쇄하는 광고 인쇄 방법. 광고 의뢰자(5)의 광고 정보는 요구 조건을 가지며, 요구 조건 및 광고 인쇄 조건을 이행하고, 광고 의뢰자(5) 및 의뢰자에 접속된 서버 컴퓨터(3) 사이의 상호 통신으로부터 동의가 얻어질 때 광고 의뢰 컴퓨터로부터의 요구에 따라 인터넷(4)을 매개로 하여 의뢰자에 접속된 서버 컴퓨터(3)에서 소매점(1)까지 송신된다. 광고 정보는 적절한 시기에, 적절한 장소에서 그리고 신선하고 적절한 내용으로 제공되고, 인쇄 방법은 인쇄가 배포되는 선행 기술의 방법에서 인쇄가 장소에 준비되는 방법으로 변화된다.
Patent KR-20030009566-A (KR)
Title: Iron palette of strong structure
Inventor: LEE HI MAN
IPC: B65D19/30
Filed: 2003-01-04
Abstract: PURPOSE: An iron palette of strong structure is provided to improve the productivity thereof through its simple assembly process, and to reduce a volume of empty palette in storage. CONSTITUTION: The iron palette consists of an upper panel(1) and leg members(2). The upper panel has a plurality of reinforcing rib holes arranged in a lattice form, and embossing portions at certain portions which serve to prevent slippage thereon, into which various labels being inserted. The leg member has an empty funnel shape. This shape is same as that of a certain portion extended downward from the reinforcing rib hole.
Patent KR-20040065749-A (KR)
Title: Wheelchair lift
Inventor: KIM IL HYUN
IPC: B66B23/02
Filed: 2003-01-16
Abstract: PURPOSE: A wheelchair lift is provided to easily install a lift body at guide rails, and prevent the lift body from dropping. CONSTITUTION: A wheelchair lift is composed of guide rails(10) installed at one side of a stair, a lift body(14) installed at the guide rails by support rollers(12,12'), an actuator(16) installed in the lift body, a connection unit connected to a shaft of the actuator, gear units, and driving units(26). The connection unit is connected to a driving shaft, and transmits the power of the actuator to the driving shaft. The gear units are formed at the upper and lower parts of the driving shaft. The driving unit is formed at the lift body, and transmits the rotary power of the gear units to the support rollers.
Patent KR-20040067524-A (KR)
Inventor: KIM WON JUN
IPC: A63B22/02
Filed: 2003-01-23
Abstract: PURPOSE: An automatic speed controlling running machine is provided to automatically control the actuating speed or the gradient of running belt by comparing/estimating measured weight data after real-time measuring the weight generated by user in motion on the running belt. CONSTITUTION: The automatic speed controlling running machine includes; a power unit(230), like a motor, actuating a running belt according to the control signal generated by a control unit(220); a weight measuring unit(210), measuring the weight generated by user in motion on the running belt; and a control unit(220), controlling the power unit(230) corresponding to the compared/estimated value after comparing/estimating the real-time transmitted weight data measured by the weight measuring unit(210).
Patent KR-20040069674-A (KR)
Inventor: YE MYUNG HAE
IPC: A47C9/00
Filed: 2003-01-30
Abstract: PURPOSE: An armchair having functions of sauna and massage is provided to enjoy sauna during relaxing in a comfortable state and increase massage effect by the sauna effect, thereby to improve health. CONSTITUTION: The armchair includes a back holder(10), seat plate(11), and a foot holding board(12). The armchair has a massage device and a heating device therein which are adjustable by an angle controller. A help type sauna cover(30) having a neck drawing out hole(31) is included therein. The sauna cover(30) of the armchair is formed by including wrinkle units(347a,347b) to be adjustable for angle in a part corresponding to a boundary part between the back holder(10) of armchair and the seat and between the seat and the foot holding board(12). Also, the sauna cover(30) includes a new material layer which is made of such as germanium, active carbon, a heat-up layer, an adiabatic layer, and a surface layer.
Patent KR-20040071355-A (KR)
Inventor: AHN DONG CHEOL
IPC: G03G15/00
Filed: 2003-02-05
Abstract: PURPOSE: A printing device and a driving method therefor are provided to prevent the damage of papers without influencing the path of the papers by composing a registration roller having a sensing function. CONSTITUTION: A feeding roller(120) engaged and rotated with a registration roller(110) feeds papers(P). A driving unit(130) rotates and drives the registration roller(110). An A/D converting unit(140) measures a resistance value between the registration roller(110) and the feeding roller(120). A control unit(150) judges whether the papers(P) are conveyed between the registration roller(110) and the feeding roller(120) according to a signal outputted from the A/D converting unit(140), and selectively drives the driving unit(130).
Patent KR-20040076538-A (KR)
Inventor: AHN HYO YOUNG
IPC: H05B3/28
Filed: 2003-02-26
Abstract: PURPOSE: A heating panel and a method for manufacturing the same are provided to reduce manufacturing costs by eliminating the need of using an insulating material. CONSTITUTION: A heating panel comprises an electric heater disposed in the mixture of a liquid synthetic resin 20 to 80% by weight ratio, jade powder 20 to 80% by weight ratio, and a hardening agent 0.1 to 5% by weight ratio. A method for manufacturing a heating panel, comprises a step of mixing a liquid synthetic resin, jade powder, and a hardening agent; a step of injecting the mixture into a mold; a step of disposing an electric heater on the injected mixture; a step of injecting the mixture on the electric heater; a step of hardening the mixture injected in the mold; and a step of separating the hardened mixture from the mold.
Patent KR-20030038578-A (KR)
Title: Spout for pouch shape container with check valve
Inventor: LEE JEONG MIN
IPC: B65D47/06
Filed: 2003-03-04
Abstract: PURPOSE: A spout for a pouch shape container with a check valve is provided to prevent the liquid content received in a vessel from leaking from the vessel when the vessel falls upside down, and to improve the convenience of drinking. CONSTITUTION: The spout(1) for a pouch shape container comprises an entrance unit(110) having an entrance unit body(100) to be coupled to the pouch container, a certain size operating portion(112) above the body and a circumferential coupling member, and a discharge guide unit(200) vertically movable about the operating portion of the entrance unit. The discharge guide unit is limited in the upward and downward movements thereof, and is installed with a check valve. The check valve is configured to be opened above a predetermined pressure, and be closed when the predetermined pressure is removed.
Patent KR-20040080027-A (KR)
Inventor: HAN SANG NAM
IPC: B66C3/16
Filed: 2003-03-10
Abstract: PURPOSE: A rotator of crane grab is provided to improve endurance by preventing scrap from entering into a contact surface between a driving gear and an exterior gear, and by making precise the contact surface. CONSTITUTION: A rotator of crane grab comprises a link(20) rotatably fixed by rotator housing(21); oil pressure shaft(23) in the middle of a lower plate(22) of the rotator housing(21); an exterior gear(25) rotatably fixed in the lower part of the lower plate(22); a driving gear(27) rotated by an oil pressure motor(26); bearing shaft parts(27a, 27b) extended up and down from the driving gear(27); a bearing housing(3) having an opening at a gearing part and covering the driving gear(27) at the lower plate(22) of the rotator housing(21); bearings(B1, B2) at bearing grooves(32, 33) formed in lower and upper part of the bearing housing(3); up and down bearing shaft part(27a, 27b) of the driving gear(27) in the bearings(B1, B2).
Patent KR-20030041889-A (KR)
Inventor: PARK BONG SUNG
IPC: A44C27/00
Filed: 2003-03-18
Abstract: PURPOSE: A luminescence glass jewel and a manufacturing method thereof are provided to allow the user to permanently and safely use the jewel without anxiety of wear, and to enable the jewel to continuously emit light for a long time. CONSTITUTION: The luminescence glass jewel comprises a jewel body(100) having a glass tube shape formed with an insertion recess at one side thereof, a luminescence filling material(200), and a cap(300) for sealing the insertion recess. The luminescence filling material is obtained by mixing a luminescence pigment and a hardener. The pigment consists of powder-type thermoplastic resin and rare earth elements. Such a luminescence glass jewel is manufactured by molding the jewel body, preparing the luminescence filling material, filling the material inside the insertion recess of the jewel body, and sealing the insertion recess by coupling the cap after the material is hardened.
Patent KR-20040082753-A (KR)
Inventor: YIE KWANG WOOK
IPC: H04B7/26
Filed: 2003-03-20
Abstract: PURPOSE: A method for deciding a position of a terminal under GPS1 IS-801 standard environment and an apparatus thereof are provided to improve efficiency of using a session of a position deciding server by removing intermediate standby time. CONSTITUTION: A terminal transmits first position information to a position deciding server(S10). A session managing device of the position deciding server receives the first position information and stores the first position information in a storing unit, and transmits the first position information to a position deciding module(S20,S30). The position deciding module processes auxiliary data based on the first position information for transmitting the auxiliary data to the terminal through the session managing device(S40). The session managing device forcibly terminates a session maintained by the position deciding module(S50). The terminal finds out a satellite based on the auxiliary data and transmits second position information to the position deciding server(S60). The session managing device stores the second position information in the storing unit, and transmits the first position information to the position deciding module(S70,S80). The position deciding module resumes the session and processes auxiliary data to transmit the auxiliary data to the session managing device(S90). The session managing device transmits the stored second position information to the position deciding module to decide a position(S100).
Patent KR-20040010068-A (KR)
Inventor: OOWADA TAKUO
IPC: H01L21/027
Filed: 2003-03-21
Abstract: PURPOSE: To provide a photoresist residue removing solution composition excellent in power to remove photoresist residue which remains after dry etching in a process for producing a semiconductor circuit device and causing no damage even to a new wiring material, a barrier metal layer, an interlayer insulating film and so on. CONSTITUTION: The photoresist residue removing solution composition contains one or more fluorine compounds and one or more selected from the group comprising glyoxylic acid, ascorbic acid, glucose, fructose, lactose and mannose with the proviso that a composition comprising ammonium fluoride, a polar organic solvent, water and ascorbic acid is excluded.
Patent KR-20040088936-A (KR)
Inventor: DO CHANG SEON
IPC: D02G3/34
Filed: 2003-04-14
Abstract: PURPOSE: A manufacturing method of slub yarn is characterized by supplying effect yarn uncontinuously to have no effect yarn on parts except slub, increasing decorative effect and being capable of dyeing the slub yarn and base yarn with different colors. The slub yarn is characterized by having uneven thickness to have visual effect and having beautiful appearance. CONSTITUTION: Slub yarn comprises base yarn and effect yarn. Slub is made out of the effect yarn. The effect yarn exists on only slub part. The slub yarn is obtained by the steps of: supplying the base yarn continuously; supplying roving for the effect yarn uncontinuously; and then twisting the base yarn and the effect yarn together.
Patent KR-20040090096-A (KR)
Inventor: KANG MYEONG HEON
IPC: G11B19/02
Filed: 2003-04-16
Abstract: PURPOSE: A method for controlling a reproduction of data of an optical disk is provided to search/reproduce a next VOB(Video Object) when reopening a DVD reproducing operation after switching into a reproducing or recording mode of other recording medium, so that a user does not have to watch an A/V stream of contents from the beginning again. CONSTITUTION: When a DVD is inserted(S10), a microcomputer reads navigation information, and downloads the information(S11). If a user requests a DVD reproducing operation(S12), the microcomputer reproduces/outputs a stored A/V stream(S13). If a mode conversion key for reproducing or recording data is inputted(S14), the microcomputer retrieves/confirms a post command corresponding to the first VOB, additionally sets a flag bit, and differently stores the post command from other navigation information(S15). The microcomputer carries out a data recording operation(S16). If the user requests a data reproducing operation again(S18), the microcomputer searches/reproduces a start recording position of an A/V stream corresponding to a next VOB(S19).
Patent KR-20030082920-A (KR)
Title: 신남산기 및 아세틸렌기를 포함하여 이루어지는중합가능한 화합물
IPC: C09K19/04
Filed: 2003-04-17
Abstract: 본 발명은, 신남산 및 아세틸렌기를 포함하여 이루어지는 신규한 중합가능한 메소제닉 또는 액정질 화합물, 중합가능한 메소제닉 또는 액정질 혼합물 및 이의 제조된 이방성 폴리머, 및 광학적 및 전기광학적 장치, 접착제, 이방성 기계적 특성을 갖는 합성 수지, 화장품, 진단학, 액정 안료, 장식 및 안전 적용 분야, 비선형 광학, 광학적 정보 저장, 유기 전계 효과 트랜지스터(FET 또는 OFET)와 같은 전자 장치, 전기루미네선스 장치에서의, 또는 키랄 도펀트로서의 상기 신규화합물 및 상기 혼합물 및 이의 제조된 폴리머의 용도에 관한 것이다.
Patent KR-20040090345-A (KR)
Inventor: KIM JEONG TAE
IPC: F04C29/00
Filed: 2003-04-17
Abstract: PURPOSE: An apparatus for assembling a hermetic terminal of a hermetic rotary compressor is provided to simplify a manufacturing process by combining a hermetic terminal by a screw thread method. CONSTITUTION: A hermetic terminal(20) is assembled into a top cap(1a) of a hermetic container(1) of a hermetic rotary compressor. A cylindrical joining part(1c) is formed at the top cap of the hermetic container. Screw parts(1b,20a) are formed at inner and outer peripheral surfaces of the cylindrical joining part and the hermetic terminal so that the hermetic terminal is joined with the cylindrical joining part by a screw.
Patent KR-20030045710-A (KR)
Inventor: JUNG SUNG MAN
IPC: B42D25/36
Filed: 2003-04-16
Abstract: PURPOSE: An authenticating material for identifying missing people when a fire breaks and a method of utilizing the same are provided to manufacture a credit card or identification card capable of identifying missing people after an accident. CONSTITUTION: The authenticating material is implanted into a credit card, an identification card and so on. It is a material with a high corrosion resistance and a high melting point, such as tantalum(Ta) and a tantalum alloy, which is not corrosive or spoiled even at an induced gas or high temperature generated upon a fire and whose shape is maintained as it is.
Patent KR-20040091804-A (KR)
Inventor: LEE JUN YONG
IPC: F28F9/00
Filed: 2003-04-22
Abstract: PURPOSE: A heat exchanger is provided to prevent a heat exchanger from moving, thereby minimizing a defect rate in brazing. CONSTITUTION: Upper and lower headers(10,20) are separated from each other at a certain gap, wherein slots for tube insertion are continuously formed in a length direction, combining grooves are formed at both ends, and support pieces(14) are bent by cut lines formed inside the combining grooves. A tank(30) is combined with the upper and lower headers for forming a passage. Plural tubes(40) have both ends connected between the slots for tube insertion of the upper and lower headers. Side supports(80) have length limiting parts(81) formed at both ends for limiting length of the tubes, and combining parts integratedly formed with the length limiting parts to be inserted into the combining grooves of the upper and lower headers.