baber/WOPTO huggingface dataset:
Patent KR-20000043392-A (KR)
Title: Drum washer
Inventor: JEONG YEONG JUN
IPC: D06F23/00
Filed: 1998-12-29
Abstract: PURPOSE: A drum washer is provided to make easy input and taking out of the laundry by forming a water reservoir part of a door inclined to be lifted when a door is opened and to make the use convenient by making inner part of a drum observed easily. CONSTITUTION: A support stand(23) installed in a shaft(22) of a door(18) is stood horizontally and the lower end of a water reservoir(11) is lifted when a door(18) is opened. The water reservoir is inclined by centering on a damper(8) and a spring(9). Herein, the door is hung on a door panel(10a) by a door fixing device to prevent closure of the door. The laundry is input to a drum(12) via a corrugated tube(21) which is an input port of the laundry easily. After rinsing and dehydration, the door is opened and the support stand is stood horizontally. The water reservoir is inclined by centering on the damper and the spring according to the lifted lower end part of the water reservoir. The door is hung on the door panel by the door fixing device. The laundry in the drum is taken out via the corrugated tube.
Patent KR-20000045838-A (KR)
Title: Assembly structure of driver seat side air bag module
Inventor: KIM KOOK JONG
IPC: B60R21/16
Filed: 1998-12-30
Abstract: PURPOSE: An assembly structure of driver seat side air bag module is provided to achieve an improved assembly feature and save manufacturing cost while reducing the number of components required for mounting of the air bag module. CONSTITUTION: An assembly structure in which a bushing(28), a locking spring(29) and a snapping(26) are employed for assembly of an air bag module(20) to a steering wheel(1) in a snap-fit fashion, the steering wheel(1) having an insert(2) with which the bushing(28) is integrally formed, and the air bag module(20) having a base plate(25) with which the snap pin(26) to be coupled with the bushing(28) is integrally formed, the snap pin(26) being bent by a press molding of the base plate(25), the bushing(28) being molded simultaneously with the molding of the insert(2) by a die casting.
Patent KR-19990067046-A (KR)
IPC: H02M3/337
Filed: 1996-10-24
Abstract: PCT No. PCT/NZ96/00119 Sec. 371 Date Sep. 1, 1998 Sec. 102(e) Date Sep. 1, 1998 PCT Filed Oct. 24, 1996 PCT Pub. No. WO97/17753 PCT Pub. Date May 15, 1997An AC-DC power supply system for receiving a three phase mains supply and outputting a transformed DC supply. The power supply unit has a rectifier circuit (30) providing an output to a three phase inverter circuit (40) to generate a pseudo AC three phase output of higher frequency than the AC supplied to the rectifier circuit (30). A three phase transformer (60) receives the pseudo AC three phase output and transforms the output to a three phase rectifier circuit (70) to generate the output DC supply. The inverter circuit (40) provides a three leg bridge structure with each leg having a switching device one of which is used to provide a phase reference whereas the other two legs control the relative phase shift on each leg to reduce the phase shift relative to the phase reference on one leg and increase the phase shift relative to the phase reference on the other leg.
Patent KR-20000064934-A (KR)
Title: 인조석의 제조방법
IPC: E04F13/14
Filed: 1997-02-17
Abstract: 본 출원의 발명은 인조석의 제조방법에 관한 것으로, 보다 상세하게는 벽재, 상재(床材), 기타의 건축재와 가구재등으로서, 혹은 토목용재, 석재등으로서 유용한 어영석조, 대리석조 등의 뛰어난 표면의 색조화, 색조와 양호한 표면경도 및 내마모성 등의 특성을 가지고, 경량으로 강도도 양호한 곡면 또는 이형형상으로 성형된 인조석의 제조방법에 관한 것이다. 
     이를 위해 본 발명은, 미리 그 표면에 연마가공 또는 조면가공을 실시한 판상의 인조석 성형체를 3기압 이상의 가압분위기하에서 120℃이상 200℃이하의 온도로 가열하여 소요의 곡면 또는 이형형상으로 연화 변형시키고, 이어서 90℃이하의 온도로 냉각하는 것으로, 곡면 연마라는 공정을 전혀 필요로 하지 않고 곡면 또는 이형형상을 갖는 인조석을 제조한다.
Patent KR-20000016475-A (KR)
Title: Configuration for toner delivery roller
Inventor: CHRISTY ORRIN D
IPC: G03G15/06
Filed: 1998-03-31
Abstract: PURPOSE: A system for the delivery of a substantially uniform mono-layer of toner to an electrostatic latent image in an imaging member (such as a rotating cylinder) insures proper handling of the toner, and utilizes first and second rollers which function as a polarity filter for toner, allowing only particular charged toner to be transferred from a toner reservoir to the imaging member. CONSTITUTION: The twin roller delivery system (30) comprises first (31) and second rollers (33) mounted for rotation about substantially parallel substantially horizontal axes, so that the peripheral surface of the first roller receives the toner from the substantially open top reservoir (13), and the second roller receives toner from the first roller and transfers it to the imaging member (10). The first and second rollers are charged to different electrical potentials, e.g. both being positive with the second roller at a potential that is about 400 volts below the first. The rollers are rotated in opposite directions about the axes of rotation. Toner scraping (34,35) is provided at specific points along the first and second rollers so that any residual toner falls into the toner reservoir, and a suction system(50, 60) is provided adjacent the second roller both before and after its peripheral surface transfers toner to the imaging member, to remove stray toner without disturbing the substantially uniform mono-layer of toner.
Patent KR-19990045860-A (KR)
Title: 현미경과디지털카메라사이의상전달장치
Filed: 1999-01-29
Abstract: 본 발명은 현미경과 디지털 카메라 사이의 상전달장치에 관한 것으로, 특히 현미경으로부터 확대된 상을 디지털 카메라의 렌즈로 전달하는데 사용되는 콤팩트형 상전달장치에 관한 것이다. 
     본 발명은 현미경의 확대상을 카메라로 전달하기 위한 상전달장치에 있어서, 상기 현미경의 대안렌즈를 제거한 헤드의 내부 및/또는 외부에 체결되는 현미경 체결 어댑터와, 상기 현미경의 대물렌즈를 통하여 확대된 시료의 실상을 더욱 확대하여 디지털 카메라의 렌즈에 확대된 상이 입사되도록 상을 전달해주기 위한 다수의 광학부재와, 상기 현미경 체결 어댑터의 후단부에 결합되며 내부를 관통한 수용공간에 상기 다수의 광학부재를 수용하는 제1렌즈 하우징과, 선단부가 상기 제1렌즈 하우징과 결합하여 내부에 상기 다수의 광학부재를 수용하는 경통을 형성하는 제2렌즈 하우징과, 일단이 상기 카메라의 렌즈 연결링에 결합되는 카메라 결합 어댑터와, 상기 제2 렌즈 하우징의 선단 외주부에 결합되어 원터치방식으로 상기 카메라 결합 어댑터의 외주부를 지지/해제하기 위한 클램핑수단으로 구성되는 것을 특징으로 한다.
Patent KR-19990068294-A (KR)
Inventor: KANG SEOUNG IL
IPC: G06Q10/00
Filed: 1999-03-09
Abstract: 본 발명에 따른 컴퓨터 통신을 이용한 리서치 방법은 시스템에 접속하는 가입자의 기본정보, 생활패턴 등의 정보를 입력받고 ID를 발급하여 관리하는 가입자 관리시스템과; 상기 가입자관리시스템에 접속한 사람이 설문의뢰자인 경우 설문을 작성토록 하는 설문작성시스템과; 상기 가입자관리시스템에 접속한 사람이 설문응답자인 경우와 각 패널에서 시스템 가입시 입력된 정보에 따른 유형의 설문을 게시하여 응답을 받는 설문응답시스템과; 상기 설문응답시스템에 기록된 데이터를 실시간으로 분석하여 설문의뢰자에게 제공하는 분석시스템과; 상기 설문응답시스템에 게시되는 각종 설문을 카테고리에 따라 재편성, 통합 및 재분석하는 데이터통합시스템과; 상기 가입자관리시스템에 접속한 데이터바이어스에게 상기 분석시스템에서 이미 분석된 데이터 및 상기 데이터통합시스템에서 기획된 데이터를 판매하는 데이터세일시스템과; 그리고, 상기 설문작성시스템에서 설문을 작성한 후 계산되는 리서치비용과 상기 데이터세일시스템에서의 데이터판매비용을 지불하기 위한 신용카드지불승인이 통신상에서 정산되는 지불시스템을 포함하여 이루어지며, 선택적으로 상기 설문응답시스템에서 설문에 응답한 설문응답자 및 각 패널에서 설문조사 완료후 추첨하여 안내하고 경품발송을 관리하는 경품시스템이 더 포함될 수 있는 것으로서, 이에 의하면 통신을 통해 리서치 의뢰, 비용지불, 리서치결과 확인 등을 모두 수행할 수 있으므로 리서치에 드는 수고와 비용을 대폭 절감할 수 있고, 실시간으로 리서치 자료를 받을 수 있어 미디어 포커스 즉, 여론을 즉시 수렴할 수 있으며, 또한 한 번 조사한 리서치 자료를 새로운 모델의 자료로서 가공하여 판매할 수 있으므로 이미 리서치한 설문에 대해 다시 리서치하는 비효율성을 제고시킬 수 있고, 마케팅 모델의 기초가 되는 시계열 자료의 확보도 용이한 장점을 갖는다.
Patent KR-19990077748-A (KR)
Title: 부호화 히스토리 정보를 이용하는 트랜스코딩 시스템
IPC: H04N19/40
Filed: 1999-03-10
Abstract: 본 발명은 MPEG 표준을 근거로 부호화 처리의 결과로서 얻어진 부호화된 비트 스트림의 GOP 구조 및 비트 레이트를 변화하는 트랜스코더를 제공한다.  본 발명에 의해 제공된 트랜스코더에 따라 과거 부호화 처리시 생성된 부호화 파라미터들은 히스토리 정보로서 현재 부호화 처리를 수행하는 MPEG 인코더에 전송된다.  상기 현재 부호화 처리에 상응하는 최적 부호화 처리는 전송된 부호화 파라미터로부터 선택되고, 상기 선택된 부호화 파라미터는 현재 부호화 처리시 재사용된다.  결국, 상기 화상의 질은 부호화 및 복호화 처리가 반복적으로 수행될 때 조차도 일그러지지 않는다.
Patent KR-20000060103-A (KR)
Inventor: KIM SEONG GI
IPC: E02B15/04
Filed: 1999-03-12
Abstract: PURPOSE: An oil skimmer system is provided to achieve an improved performance of oil skimmer and productivity, and reduce cost for manufacturing and maintenance for oil skimmer equipment. CONSTITUTION: An oil skimmer system is characterized in that an oil fence is connected to a towing line connecting an oil skimmer vessel and a towing vessel so as to prevent diffusion of oil spilled to the sea, the oil floating on the water is sucked together with water through a trapezoidal oil guide plate of an oil skimmer attached to a front surface of the oil skimmer vessel, the oil is filtered by the oil skimmer while the water is discharged, and stored within the oil skimmer vessel, thereby eliminating or removing oil spilled to the sea.
Patent KR-20000011226-A (KR)
Inventor: OKUMURA YOSIKI
IPC: G06F13/36
Filed: 1999-03-31
Abstract: PURPOSE: A memory control method is provided to perform a memory control by transmitting a command to a memory having an internal processing function acquiring a use power of a bus which is used by another processing unit. CONSTITUTION: The memory control method comprises the steps of: relieving, after transmitting a command to a memory(10) having an internal processing function, a bus using power when the memory having an internal processing function is at a use state; standing by that the memory(10) having an internal processing function is switched from a use state to a preparation state; and acquiring the bus using power, when detecting that the memory(10) having an internal processing function is switched from a use state to a preparation state, at the standby state, to then process the process continuously.
Patent KR-20000065328-A (KR)
Inventor: JUNG JAE U
IPC: H04N5/44
Filed: 1999-04-01
Abstract: PURPOSE: An automatic switch of video graphic adapter mode of a television set and a method thereof are provided to acknowledge whether a VGA signal is input or not by using a stable logic signal converted from a horizontal synchronous signal of a personal computer without changing a frequency. CONSTITUTION: An automatic switch of video graphic adapter mode of a television set includes an image switch, a chroma processor(50), an image amplifier(60), a signal converter(70), and a micro computer(30). The image switch receives an outer image signal output from an outer image signal output member or a television signal receives through an antenna and switches between the signal under the control of the micro computer. The chroma processor(50) receives the image signal output from the image switch and a VGA signal output from a VGA signal output member and converts the signals to color signals. The image amplifier(60) amplifies the signal output from the chroma processor to a predetermined level and outputs the result to a brown tube. The signal converter(70) converts the horizontal synchronous signal to a logic signal and outputs the result to the micro computer.
Patent KR-19990083171-A (KR)
Title: 진공 증착 장치
IPC: C23C16/44
Filed: 1999-04-13
Abstract: 개구를 갖는 진공 챔버와, 상기 진공 챔버 내에 제공되어 박막이 상부에 형성되는 기판과, 상기 진공 챔버를 진공화하도록 상기 진공 챔버에 연결된 진공화 수단과, 상기 진공 챔버의 개구에 대하여 이동 가능하게 제공된 이동 유닛-상기 이동 유닛은 상기 진공 챔버의 개구를 개방 가능하게 폐쇄하는 덮개 및 상기 덮개로부터 돌출한 지지 부재를 가짐-과, 상기 이동 유닛에 의해 상기 진공 챔버 내로 이동된 상태에서 상기 기판 상에 박막을 형성하도록 상기 이동 유닛의 지지 부재 상에 제거 가능하게 장착된 반응관 유닛과, 상기 반응관 유닛을 상기 이동 유닛의 지지 부재로부터 분리시키고 상기 반응관 유닛과 상기 기판 사이에 소정 간극이 형성된 상태로 반응관 유닛을 보유하는 리테이너를 갖고 상기 진공 챔버 내에 제공된 위치 설정 수단을 포함하는 진공 증착 장치가 본 명세서에 기재되어 있다.  이러한 형태로 인해, 박막은 기판 상에 정확하게 형성될 수 있고 반응관 유닛의 유지 보수가 용이하게 수행될 수 있다.
Patent KR-20000066426-A (KR)
Inventor: KIM SI DEOK
IPC: H04L12/40
Filed: 1999-04-16
Abstract: PURPOSE: A bus arbitration control apparatus in a communication system having a common bus structure is provided to efficiently use a bus by flexibly determining a bus arbitration cycle according to the quantity of entities connected to a common bus. CONSTITUTION: A bus arbitration control apparatus in a communication system having a common bus structure is composed of a common bus control unit(2), an arbitration cycle determination unit(3) and an arbitration cycle transmitting unit(4). The common bus control unit(2) collects the preparation status of each entity connected to a common bus. The arbitration cycle determination unit(3) determines an FRS(FRame Synchronization) cycle according to a result collected in the common bus control unit(2). The arbitration cycle transmitting unit(4) transmits the FRS cycle, determined in the arbitration cycle determination unit(3), to each entity.
Patent KR-20000072857-A (KR)
Inventor: LEE JIN YEOL
IPC: B60J5/10
Filed: 1999-05-01
Abstract: PURPOSE: A hinge structure of a vehicle tail gate is provided to simplify structurally, to reduce the number of components, to assemble simply, to reduce the manufacturing costs and to improve its exterior as a primary mounting bracket and a secondary mounting bracket are combined by a hinge shaft and joined to a glass plate. CONSTITUTION: A hinge structure of a vehicle tail gate, which opens and shuts by conjoining a tail gate inner panel (33) and a tail gate outer panel (35) to the rear of a car body in order and hinging a tail gate to a tail gate outer panel (35), comprises a tail gate provided with a glass plate (37), a primary mounting bracket (51) conjoined to a tail gate outer panel (33) and a secondary mounting bracket (53) conjoined to a glass plate (37) and a primary and a secondary mounting brackets (51)(53) coupled by a hinge shaft(55).
Patent KR-20000074270-A (KR)
Inventor: LEE SEUNG HO
IPC: H02M3/315
Filed: 1999-05-19
Abstract: PURPOSE: A controlling circuit of a frequency controlling half bridge resonant converter is provided to use a frequency as a deformed state by connecting a diode and a resistance between an output of an error amplifier and a connecting terminal of a frequency setting resistance. CONSTITUTION: A resistance(Rmin) for determining an oscillator frequency is connected to a current gain circuit(1) connected to the ninth pin of UC3846 IC, an overcurrent detecting circuit(2), and an operational power source. A condenser(C) for determining a dead time is connected to the eighth pin of UC3846 IC. A diode(D5) and a resistance(Rmax) are connected between the seventh pin which is an error amplifier output of UC3846 IC and the ninth pin. A latch circuit(3) is connected to the third pin of UC3846 IC through a diode(D8). A dead time circuit(4) is connected to the eleventh pin and the fourteenth pin of UC3846 IC through diodes(D1,D2).
Patent KR-19990068502-A (KR)
Title: 카메라장착용유에스비허브장치
IPC: F16M11/06
Filed: 1999-05-27
Abstract: 본 발명은 카메라 장착용 유에스비(Universal Serial Bus; USB) 허브 장치에 관한 것이며, 보다 상세하게는 USB 포트를 구비하고 다수의 링크를 이용하여 카메라를 원하는 위치와 방향으로 손쉽게 이동시킬 수 있는 USB 허브 장치에 관한 것이다. 
     본 발명의 카메라 장착용 USB 허브 장치는 받침대와. 상기 받침대에 부착되고 다수의 USB 포트를 구비하는 USB 허브와, 다수의 링크와 조인트를 포함하고 상기 USB 허브와 연결되어 자유자재로 회전 가능한 링크부와, 상기 링크부의 단부에서 카메라를 부착하여 고정시키기 위한 카메라용 베이스를 포함한다.
Patent KR-19990088647-A (KR)
IPC: H01L41/22
Filed: 1999-05-28
Abstract: 본 발명의 압전세라믹은 주요성분으로 티탄산납을 포함하고, 상기 주요 성분에는 산화티탄 결정상이 포함된다. 압전세라믹의 제조방법 및 압전세라믹을 이용하여 제작된 압전발진기도 나타난다.
Patent KR-20000011289-A (KR)
Inventor: JOHN STEUART BITESON
IPC: H01J29/46
Filed: 1999-06-11
Abstract: PURPOSE: A grid is provided to solve the inequality of the intensity of the illumination on a display by guaranteeing the density of the extracting current agreed with the emitting characteristics of an electrode. CONSTITUTION: A substrate of the electronic resource(100) or an electrode(102) has an electrode material(103) laminated on the surface combined with an extractor grid(104) having a hole or an aperture. In the operation of a display, the electrode(102) is maintained in a standard electric potential, the extractor grid(104) is in the both electric potentials for the electrode(102), and a control grid(108) is maintained in a negative potential for the electrode(102). The emitted electron is accelerated toward the extractor grid(104) having no concern with the early direction of the emitted electron because the extractor grid(104) is in the both electric potentials for the electrode(102).
Patent KR-20010003992-A (KR)
Inventor: KIM JAE HYEONG
IPC: G06F12/00
Filed: 1999-06-28
Abstract: PURPOSE: A memory device for driving a packet command is provided to transmit data accurately by generating a data load signal to a data shift block at the time when a reading of data is completed. CONSTITUTION: The device generates a data load signal to a data shift block when a reading of data is completed. The memory device comprises: an interface block to transmit packet data of fixed bits at both edges of a clock signal through each data pad; a data shift block to write the packet data transmitted through the interface block into a core block according to the data load signal generated from the interface block after converting the packet data to parallel data, or to transmit the packet data read from the core block at both edges of the clock signal through each data pad after converting the packet data to serial data; and a load signal control unit making the data load signal generated from the interface block be provided to the data shift block, according to the check signal indicating that it is prepared to read data from the core block when reading data from the core block. The load signal control unit comprises: the first inverter(31) to invert the data load signal; the first and the second NOR gate(32,33); and the third NOR gate(34) receiving an output signal of the first NOR gate and the data load signal.
Patent KR-20000011674-A (KR)
Inventor: KURAMAS YUKIO
IPC: B22D17/00
Filed: 1999-07-13
Abstract: PURPOSE: A die casting method is provided to reduce the gas amount by having both merits of a vacuum die casting and an oxygen die casting. CONSTITUTION: The method for die-casting aluminium or aluminium alloy comprises the steps of:emptying a cavity(2) of a die casting metal mold(1) for discharging gas from the cavity to a vacuous degree that is smaller than 100mb; blowing oxygen gas inside the cavity until exceeding the inner pressure of the cavity in atmosphere pressure; and injecting aluminium alloy(5) or dissolved aluminium inside the cavity by force. The die casting product made by injecting dissolved metal inside the cavity in the state of removing harmful gas, doesn't have defect such as a blow hole or a porousness generated by gas such as remained air or steam.
Patent KR-20010016921-A (KR)
Title: Lithium ion polymer battery
Inventor: CHOI CHEOL
IPC: H01M6/16
Filed: 1999-08-05
Abstract: PURPOSE: A lithium ion polymer battery is provided to improve the high current discharge feature of the lithium ion polymer battery by adopting composite zeolite as bulking agents when a high polymer electrolyte is formed. CONSTITUTION: A high polymer solid electrolyte composition includes a high polymer resin, a plasticizer, a bulking agent, and a solvent. The bulking agent includes an organic solvent affinity composite zeolite and a water affinity composite zeolite. The content of the bulking agent is in the range of 10 to 75 wt% on the basis of the whole weight of the high polymer solid electrolyte composition. The high polymer resin includes PVDF(polyvinyliden fluoride), VdF-HFP copolymers A in which the content of HFP is larger than zero and less than 8 wt%, a mixture of PVDF and VdF-HFP copolymers A, and VdF-HFP copolymers B in which the content of HFP is larger than zero and less than 15 wt%.
Patent KR-20010018543-A (KR)
Inventor: LEE JON GI
IPC: H04B1/40
Filed: 1999-08-20
Abstract: PURPOSE: A method for automatically converting a cellular phone mode into a manner mode in a cellular phone is provided to install a Bluetooth communication device in a public area and to automatically and forcibly convert the cellular phone mode into the manner mode, when the cellular phone is located within a diameter of the Bluetooth communication device, thereby removing a noise caused when a beeping sound of the cellular phone is generated. CONSTITUTION: If an inquiry time set in a Bluetooth communication device comes, a cellular phone controller periodically transmits an inquiry packet at regular time intervals, and waits for an inquiry response from a cellular phone. The cellular phone controller performs an inquiry scanning every inquiry scanning period set in the cellular phone. If the inquiry packet is received from the Bluetooth communication device, the cellular phone transmits a response packet including self information with a scanned radio frequency(RF). If the response packet relating to an inquiry is received from the cellular phone, the Bluetooth communication device sets up a baseband connection with the inquiry-responding cellular phone. The Bluetooth communication device transmits a manner mode conversion requesting data packet to the baseband connection set-cellular phone. The cellular phone automatically converts a cellular phone mode into a manner mode. The cellular phone transmits a manner mode conversion completing data packet to the Bluetooth communication device.
Patent KR-20000017637-A (KR)
Inventor: PISUDANIEIL W
IPC: G01F15/06
Filed: 1999-08-30
Abstract: PURPOSE: A sensor assembly for a flow meter is provided to persist a pressure up to 9929KPa (1440psig) and to have a corrosion-resistance. CONSTITUTION: The sensor assembly for a flow meter comprises a rotor (12); a pressure well having a concave portion and formed by a nonmagnetic material; and a sensor (32) mounted in the concave portion and having an internal section which is disposed adjacent to an internal section of the concave portion. The pressure well is formed so as to be inserted in a bore (29) which is formed a body boss (28) of a corresponding flow meter (10), and is attached to the body boss (28) so as to be capable of being discharged.
Patent KR-20010027070-A (KR)
Inventor: YOON BAEK
IPC: F24F1/00
Filed: 1999-09-10
Abstract: PURPOSE: A combined humidifier and air conditioner is provided to achieve an improved comfort indoor environment by heating and evaporating the condensate water generated at the surface of an evaporator. CONSTITUTION: An air conditioner comprises a main body, and a humidifier formed as a separate unit and assembled to the side of the main body. The humidifier for collecting, heating and evaporating the condensate water generated at the surface of an evaporator, includes a water collecting tank(23) for collecting the condensate water discharged from the condensate water outlet port of the air conditioner main body; a heater(24) disposed beneath the water collecting tank and which sterilizes and heating the condensate water collected in the water collecting tank; and a housing(21) for accommodating and supporting the water collecting tank and the heater, and which has a power connection terminal(21a) connected to the power connection terminal of the air conditioner main body and a condensate water connection section(25) for guiding, toward the water collecting tank, the condensate water discharged from the condensate water outlet port.
Patent KR-20010028396-A (KR)
Inventor: HAN BYEONG HUN
IPC: F28D21/00
Filed: 1999-09-21
Abstract: PURPOSE: A storage tank type heat exchanger is provided to achieve an improved heat exchange efficiency while allowing the water in the storage tank to be heated in a short time period. CONSTITUTION: A heat exchanger comprises a hot water storage tank(1) having an inner volume increasing as it goes from the bottom toward the top and which has a water supply port(11) and a water outlet port(12) formed at the bottom and intermediate portion of the storage tank, respectively; a heat exchanger(2) having a plurality of circulation pipes(22) penetrating from the top to the bottom of a body(24) which has a burner(3) mounted at one side and an exhaust unit(21) mounted at the other side; and the burner(3) for burning gas or oil fuel so as to generate heat for heating the water. The heat exchanger(2) has a plurality of radiation fins(23) stacked inside of the heat exchanger, and is arranged to penetrate from one side to the other side of the hot water storage tank.