baber/WOPTO huggingface dataset:
Patent KR-20000031425-A (KR)
Title: Circuit for processing video signal of plasma display panel tv
Inventor: CHANG HEUNG JONG
IPC: G09G3/291
Filed: 1998-11-06
Abstract: PURPOSE: A circuit for processing video signal of plasma display panel TV is provided to reduce a power consumption by correcting a brilliance data and performing an automatic picture limit. CONSTITUTION: A circuit for processing video signal of plasma display panel TV comprises a synchronization division portion(100), a first converter(500), a field memory(400), a control portion(300), a brilliance correction portion(600), a second converter(700), and color signal conversion portion(800). The synchronization division portion separates a synchronous signal from an analog brilliance signal. The first converter converts the analog brilliance signal to a digital brilliance signal. The field memory stores the digital brilliance signal. The control portion controls all operations of a system. The brilliance correction portion corrects each value of the brilliance data. The second converter converts an analog C signal to a digital UV signal. The color signal converter converts the corrected digital signal and the UV digital signal to an RGB signal.
Patent KR-19990014607-A (KR)
Title: 1회용 방진마스크
IPC: A62B18/02
Filed: 1998-11-26
Abstract: 본 발명은 분진이 발생하는 산업현장 및 기타의 유독성 가스, 매연 등으로부터 인체를 보호하는 것을 목적으로 사용되는 1회용 방진, 방독 마스크의 제조방법 및 그에 의한 1회용 방진마스크에 관한 것으로, 특히 코와 밀착시킬 수 있도록 폴리 프로필렌 재질의 밀착밴드를 형성한 것을 특징으로 한다.
Patent KR-20000037969-A (KR)
Title: Device firmware reset method of full electronic switching system
Inventor: LEE JOON PYO
IPC: H04M3/22
Filed: 1998-12-03
Abstract: PURPOSE: A device firmware reset method of a full electronic switching system is provided to perform resetting of a specific device firmware quickly and conveniently even in a remote place by resetting the device firmware serving the lowermost function of a TDX-100 full electronic switching system by software. CONSTITUTION: In a full electronic switching system that resets a device firmware by software by using an MMC operator terminal, a device firmware reset instruction inputted from the MMC operator terminal is analyzed to obtain a main processor(MP) and a telephony processor(TP) in which a corresponding device firmware belongs(22). The device firmware is requested to reset the MP and the TP in turn if the state of the MP, the TP and the device firmware for resetting are normal(24,28,30,34,36). The operating state on the resetting by the device firmware is reported to the MMC operator terminal through the TP, the MP and the CCP (Central Control Processor) and a requested resetting is performed(38,40,42,44).
Patent KR-20000038448-A (KR)
Title: Method for fabricating ferroelectric thin film device using oxygen plasma
Inventor: JANG HYEOK GYU
IPC: H01L21/3205
Filed: 1998-12-07
Abstract: PURPOSE: A method for fabricating a ferroelectric thin film device is provided to reduce an annealing time and improve reliability of a ferroelectric device by removing or inhibiting oxygen vacancies or oxygen-related defects. CONSTITUTION: A method for fabricating a ferroelectric thin film device comprises forming a ferroelectric thin film(12) over a lower electrode(11), reducing oxygen-related defects(14) in the surface of the ferroelectric thin film(12) by oxygen plasma treatment, forming a upper electrode(13) over the ferroelectric thin film(12). The oxygen plasma treatment proceeds for 30 to 120 minutes at 700°C.
Patent KR-19990063325-A (KR)
Title: 액체 연료 연소기와 함께 사용하기 위한 장치
IPC: F02C9/26
Filed: 1998-12-22
Abstract: 액체 연료 서플라이, 및 연료 작동기, 제어기 및 예혼합기를 포함하는 연소기를 구비하는 시스템에 사용하기 위한 장치에 관한 것이다.  제어기는 연료 작동기로부터 얻어진 작동을 나타내는 명령 신호를 발생한다.  작동기는 액체 연료 서플라이로부터 액체 연료를 수용하고 명령 신호에 반응해 조절된 유량으로 액체 연료를 제공한다.  예혼합기는 작동기로부터 연료를 수용하고, 연료를 공기와 혼합하며, 혼합물을 연소기에 공급한다. 
     액체 연료 서플라이를 구비하는 가스 터빈 발전소에서 사용하기 위한 장치는 연료 작동기, 제어기 및 가스 터빈 엔진을 포함한다.  제어기는 연료 작동기로부터 얻어진 작동을 나타내는 명령 신호를 발생한다.  작동기는 액체 연료 서플라이로부터 액체 연료를 수용하며 명령 신호에 반응해 조절된 유량으로 액체 연료를 제공한다.  가스 터빈 엔진은 예혼합기 및 연소기를 포함하는 버너를 구비한다.  예혼합기는 작동기로부터 연료를 수용하며, 연료를 공기와 혼합하며, 연소기에 혼합물을 제공한다. 
     액체 연료 및 명령 신호를 수용하며, 명령 신호에 반응해 액체 연료를 조절된 유량으로 연료 작동기로부터 조절된 액체 연료 유동을 수용하는 예혼합기에 제공하며, 액체 연료를 공기와 혼합하며, 액체 연료와 공기 혼합물을 연소기에 제공하는 연료 작동기를 구비한 시스템에 사용하기 위한 제어기는 작동기가 조절된 유량으로 액체 연료를 제공하도록 연료 작동기로부터 얻어진 작동을 결정하기 위한 수단과, 연료 작동기로부터 얻어진 상기 작동을 나타내는 명령 신호를 발생하기 위한 수단을 포함한다.
Patent KR-20000043632-A (KR)
Title: Frequency selecting method of radio system
Inventor: LEE SANG SHIN
IPC: H03J1/00
Filed: 1998-12-29
Abstract: PURPOSE: A frequency selecting method of a radio system is provided to minimize time required in selecting a frequency to be listened to by sequentially reproducing the frequencies selected as far for listening. CONSTITUTION: A method comprises the steps of: scanning radio broadcast frequencies sequentially and storing the scanned broadcast frequencies in a memory(S105); sequentially reproducing radio broadcast signals corresponding to all the broadcast frequencies stored in the memory(S107); fixing a frequency corresponding to a broadcast signal produced at present if a selection key signal is inputted to continuously reproduce the broadcast signal of the fixed frequency, counting the number of frequency, and sorting the frequencies in the frequency order.
Patent KR-20000044246-A (KR)
Title: Pulse radar simulation apparatus
Inventor: SHON HU RAK
IPC: G01S7/40
Filed: 1998-12-30
Abstract: PURPOSE: A pulse radar simulation apparatus is provided to be capable of realizing in a small size and in a low cost. CONSTITUTION: A pulse radar simulation apparatus comprises a pulse time delay part(10), an output part(U2), and a pulse width varying part(20). The pulse time delay part(10) delays a pulse of a radar transmit signal by a predetermined time, and consists of a D-flip flop(U1), two inverters(I1,I2), a variable resistor(R1), and a capacitor(C1). The variable resistor(R1) and the capacitor(C1) forms an RC delay circuit. The output part(U2) outputs a pulse having a variable pulse width at an input of the delayed pulse, as if a reception signal, and consists of a D-flip flop. The pulse width varying part(20) varies a pulse width of the output part(U2), and consists of two D-flip flops(U3,U4), two inverters(I4,I5), a variable resistor(R2) and a capacitor(C2). The variable resistor(R2) and the capacitor(C2) forms an RC delay circuit.
Patent KR-19990067502-A (KR)
Title: 반도체기억장치 및 그 제조방법
IPC: H01L21/8242
Filed: 1996-11-14
Abstract: 미세화가 가능한 반도체기억장치 및 이와 같은 반도체기억장치를 용이하고 또한 높은 정밀도로 형성할 수 있는 반도체기억장치의 제조방법에 관한 것으로서, DRAM의 캐패시터를 왕관형 캐패시터전극을 사용한 구조로 하는 것에 의해 축적용량은 종래보다 증대할 수 있지만, 이 구조를 실현하기 위해서는 매우 복잡한 공정을 필요로 할 뿐만 아니라 높은 단차가 생긴다는 장해가 발생한다는 문제점을 해소하기 위해서, 반도체기판, 반도체기판의 주표면상에 적층해서 형성된 여러개의 절연막, 게이트전극과 게이트절연막 및 반도체기판과는 도전형이 반대인 확산영역을 갖는 전계효과형 트랜지스터와 캐패시터가 형성된 메모리셀영역 및 주변회로영역을 구비하고, 캐패시터는 여러개의 절연막의 원하는 부분을 제거해서 형성된 영역에 형성되고, 원하는 절연막의 상면은 주변회로영역에서 메모리셀영역으로 연장해서 캐패시터의 측부에 접하고 있는 구성으로 하였다. 
     이렇게 하는 것에 의해서, 메모리셀어레이영역과 주변회로영역 사이의 단차의 발생은 대폭으로 완화되고, 각 영역 및 양 영역을 걸치는 부분에 미세한 배선을 형성할 수 있으므로, 소프트에러내성이 높고 고신뢰성이며 고집적의 반도체집적회로장치를 형성할 수 있다.
Patent KR-20000010634-A (KR)
Title: Completely automatic waterless closet
Inventor: HE ENGLONG
IPC: A47K11/02
Filed: 1996-04-24
Abstract: PURPOSE: An automatic toilet ware is provided to produce a dry and sealed toilet ware controlled by the weight of human body. CONSTITUTION: An automatic toilet ware without flushing includes:a case body; a shaped cavity; a seat ring provided on the cavity; a plastic cover over the periphery of the case body; an open-close pulling mechanism to pull plastic bag, provided in the case body for controlling the connection between the shaped cavity and an excrement-holding box fixed under the case body, the case body is fixed on one pedal, and the pedal has one end hinged with base, the front end of the pedal is a swing end, and there is a pressing spring fixed between its end and the base, the pedal is hinged at least with one crank for controlling the operation of the open-close pulling mechanism, the crank has one end rolling against the supporting board of the base, and the other end is connected with the open-close pulling mechanism.
Patent KR-19990037926-A (KR)
Title: 필터엘리먼트
IPC: B01D27/06
Filed: 1999-02-24
Abstract: 본 발명은 필터 엘리먼트에 관한 것으로, 갯솜조직을 유지하면서 롤(roll)형, 파이프(pipe)형, 또는 국화상으로압출 성형된 것으로서 기공 크기가 상이한 3개 이상의 필터 엘리먼트 단위체를 삽설하여 적층체를 구성하되 각각의 단위체 사이의 공간을 0.1 ∼ 1.2mm가 되도록 하고, 필터 엘리먼트 단위체의 기공은 2 ∼ 80㎛인 필터 엘리먼트를 제조하므로서 요구되는 성능 및 기능에 따라 다양한 형태 및 특성으로의 제조가 가능하고 여과 효율이 높으면서도 장기간 사용할 수 있으며, 여과 대상물의 온도 및 압력이 높다고 하더라도 사용이 용이하고 제품의 크기는 작더라도 여과 효율이 우수한 내연기관용 필터 엘리먼트를 얻을 수 있었다.
Patent KR-20000059436-A (KR)
Title: Water-soluble polyester resin composition
Inventor: PARK GYEONG NAM
IPC: C08K5/05
Filed: 1999-03-03
Abstract: PURPOSE: A water-soluble polyester resin composition is provided, to lower the melt viscosity and the M.V. and to improve the water dispersity for improving the workability and the physical properties of fibers prepared from the composition. CONSTITUTION: The water-soluble polyester resin composition is prepared by reacting dicarboxylic acid and glycol to obtain an ester oligomer; and adding 0-30 mol% of cyclohexanedimethylalcohol to the ester oligomer based on the weight of the dicarboxylic acid. Preferably 0.005-0.021 mol% of methyl benzoate is added to the composition for blocking the chain growth reaction of terminal groups, thereby promoting the esterification.
Patent KR-20000060319-A (KR)
Inventor: LEE SEONG MO
IPC: H05K3/34
Filed: 1999-03-13
Abstract: PURPOSE: A circuit board and a soldering method thereof are provided to reduce man power for eliminating shorted parts after soldering by preventing shorts created from excessive solder quantity in soldering of a pin. CONSTITUTION: A plurality of holes(210,211,212,202) arranged in succession are provided on the bottom of a printed circuit board(200), and patterns(201) are provided next to the last holes(202) of the successively arranged holes(210,211,212,202). The holes(210,211,212, 202) are soldered in sequence in the opposite direction of the carrying direction of the printed circuit board(200). Points where flowing solder can be attached are provided in the patterns(201) positioned adjacent to the last and fourth holes(202) to define paths for promoting smooth flow of the solder. The patterns(201) are composed of copper plates and primed with an insulated material composed of solder mask to prevent shorts and noises between the patterns.
Patent KR-20000061538-A (KR)
Inventor: CHUNG HYUN SOO
IPC: A41D19/00
Filed: 1999-03-26
Abstract: PURPOSE: An environment-compatible plastic glove is provided which figures out unpleasantness in wearing a glove, eczema in wearing for long time and bad effects on environment after use. CONSTITUTION: The environment-compatible plastic glove is produced by environment-compatible materials with high permeability of carbon dioxide, air and vapor in fatty group polyester by ring-opened polymerization method shown in a chemical formula 1 or in fatty group polyester or fatty group-aromatic group copolymerization polyester resin by polycondensation shown in a chemical formula 2. Formula 1 is -£C:O-O-R|- and formula 2 is -£O-R1-O-C:O-R2-C:)|-. In the formula 1, R is fatty group hydrocarbon and in the formula 2, R1 and R2 are fatty group or aromatic group hydrocarbon.
Patent KR-20000061835-A (KR)
Inventor: PARK DO HYEONG
IPC: G02F1/1335
Filed: 1999-03-31
Abstract: PURPOSE: An active luminescent type color liquid crystal display is provided to prevent a picture from spreading out, to improve an angle of view, and to simplify a method of manufacturing of a displaying element. CONSTITUTION: An active luminescent type color liquid crystal display includes a polarizer(70) and a back light source(20). An analyser(42) as a primary polarizing plate selects a predetermined light among the light detected from the back light source(20). A liquid crystal layer(50) is intervened between a pair of transparent electrodes(62, 64). A polarizer(70) as a secondary polarizing plate accepts a polarization transmitted through the liquid crystal layer(50), and absorbs a polarization corresponding to a polarizing direction with emitting the light. An upper glass plate(90) is located on the top of the above layers. The polarizer(70) has a characteristic of polarization for absorbing a pumping light, and adopts a luminescent polarizing plate made of an organic polymer.
Patent KR-19990088403-A (KR)
Title: 광픽업장치및그의조립방법
IPC: G11B7/135
Filed: 1999-05-19
Abstract: 비용이 저렴한 판금으로 이루어지는 캐리지로 정밀하게 미러를 고정한 광픽업 장치 및 그의 조립방법을 제공한다. 
     판금으로 이루어지는 상자 형상의 캐리지 (12) 와, 이 캐리지 (12) 의 저판 (底板)의 일부를 잘라 세워 형성된 1 쌍의 잘라세움편 (38) 과, 상기 잘라세움편 (38) 사이에 소정의 간격을 형성하여 미러 (40) 를 배치하고, 이 미러 (40) 를 접착제 (13) 를 통하여 상기 잘라세움편 (38) 에 부착 고정한 것이다.
Patent KR-19990068477-A (KR)
Title: 입체음향시스템및그운용방법
Filed: 1999-05-25
Abstract: 본 발명은 대규모 공연, 특히 뮤지컬이나 댄스음악 콘서트처럼 무대 위에서 배우의 움직임이 큰 장르에서 배우의 움직임을 추적하여 배우의 움직임에 따른 음향의 변화를 관객들이 느낄 수 있도록 함으로써 입체감을 극대화시킬 수 있도록 한 공연장의 입체음향 시스템에 관한 것으로, 구체적인 실시예는 무대(10) 위의 배우의 움직임을 관찰하기 위한 카메라(30)와, 카메라(30)로부터 수신된 영상을 처리하여 배우의 위치를 검색하고 무대지도와 객석지도를 매핑한 입체음향 파라미터를 설정하는 입체음향 처리부(40)와, 입체음향 처리부(40)로부터 입체음향 파라미터를 입력받아 공연장내 설치된 다수개의 스피커(60) 출력을 조절하는 믹서와 앰프(70)의 작동을 제어하는 음향기기 제어부(50)로 이루어져 객석의 어느 위치에서든 배우의 움직임에 따른 입체적 음향을 느낄 수 있다는 이점이 있다.
Patent KR-20010002663-A (KR)
Inventor: LEE HWANG SANG
IPC: F16D13/62
Filed: 1999-06-16
Abstract: PURPOSE: A fulcrum ring of a clutch is provided to operate smoothly a diaphragm spring and to reduce the cost of production by improving the structure and the manufacturing method of a fulcrum ring. CONSTITUTION: A fulcrum ring of a clutch and the method contain the following characteristics: a fulcrum ring is like a ring-type, the upper supports a diaphragm spring, and the lower is fitted to a cover plate, the manufacturing method contains the following steps: a step of cutting into a band-type as the length the corresponding to the circumference of a fulcrum ring; a step of winding the cut band into a cylinder-type by a roll-forming; a step of uniting the both tips by a welding; a step of forming into a dish-shape by a pressing.
Patent KR-20010004083-A (KR)
Inventor: KIM YANG GYEONG
IPC: F24C7/02
Filed: 1999-06-28
Abstract: PURPOSE: A heating device of a microwave oven is provided to make a user to cook conveniently by having a convective cooking function and a grilled cooking function and to evenly and rapidly transmit heat of a heater to foods since the air moves in one direction, i.e., from the upper portion to the lower portion. CONSTITUTION: A heating device of a microwave oven includes a heater(8) mounted on an upper end inside a cavity and for generating heat according to the supply of electric source, a circulatory duct(9) mounted on the cavity and having an upper end and a lower end communicating to an upper center and a lower surface of the cavity respectively to circulate the inside air of the cavity, a driving motor(12) mounted on an upper end of the circulatory duct and driven during cooking, and a fan(14) mounted on a motor shaft(13) of the driving motor and rotating to supply air to the inside of the cavity.
Patent KR-20010009129-A (KR)
Inventor: PARK YONG MYEON
IPC: B41J2/165
Filed: 1999-07-07
Abstract: PURPOSE: An ink-jet printer is provided to stably contact a cap with a head for performing smooth suction, and to prevent the damage of the cap or the head in case of over stroke. CONSTITUTION: An ink-jet printer includes a main chassis(100) having a motor(110) in the inside, a carriage(200) located in the inside of the space of the main chassis and having a head for mono color and for color, a cap(300) located in the inside of the main chassis and selectively contacting with the head of the carriage for performing suction through a pump, a carriage feeding unit receiving the electric power of the motor for slidably feeding the carriage in case of a printing mode and feeding the carriage toward inside of the main chassis as much as a predetermined distance and thereafter stopping the carriage in case of a suction mode, a cap feeding unit(500) driven by receiving the electric power of the motor for selectively moving the cap up and down toward the carriage to contact the cap with the head or release the contact.
Patent KR-20010010111-A (KR)
Inventor: JUNG JEONG RAN
IPC: D06F33/02
Filed: 1999-07-16
Abstract: PURPOSE: A method for controlling the sterilization of a washing tub of a washing machine is provided to clearly and sanitarily accomplish the washing by sterilizing the germs existing in the washing tub. CONSTITUTION: After determining whether the washing is completed or not, if the washing is completed, a detergent and a sterilization material are introduced into a washing tub. The detergent and the sterilization material introduced into the washing machine are resolved by driving a pulsator for a predetermined time. The water is supplied again so that the level of the water in which the detergent and the sterilization material is resolved reaches a standard level. If the level of the water reaches the standard level, the pulsator is driven to sterilize the washing tub with the washing water in which the detergent and the sterilization material are resolved.
Patent KR-20010011302-A (KR)
Inventor: CHOI JUN BAE
IPC: B60K20/02
Filed: 1999-07-27
Abstract: PURPOSE: A shift lever is provided to control a height corresponding to an own physical condition by a driver. CONSTITUTION: After pressing a push knob(11) in a knob hole(22), a driver inserts the push knob(11) in a gear stick control hole(33) by pulling up a height control stick(30). A height of a shift lever is maximized. In pulling down a grip(31) of the height control stick(30) after pressing the push knob(11) in the knob hole(22), positions of plural gear stick control holes(33) are changed. Thereby, the height of the shift lever is reduced.
Patent KR-20010011609-A (KR)
Inventor: CHOI BONG RAK
IPC: H01Q13/08
Filed: 1999-07-29
Abstract: PURPOSE: An antenna printed on a substrate is provided to improve the receiving capacity of a transmitting and receiving device by forming an antenna pattern on a printed circuit board. CONSTITUTION: An antenna printed on a substrate comprises the following structure. The first antenna pattern(AP21) formed with a conductive thin film is located on an edge of one side of a printed circuit board(20). The second antenna pattern(AP22) formed with a conductive thin film is located on an edge of the other side adjacent to the edge of the printed circuit board(20) formed with the first antenna pattern(AP21). An antenna pattern(AP2) is formed with the first antenna pattern(AP21) and the second antenna pattern(AP22).
Patent KR-20010017787-A (KR)
Inventor: CHOI SE HWAN
IPC: D01D5/32
Filed: 1999-08-13
Abstract: PURPOSE: A multilayered, flat type conjugated fiber and spinning apparatus thereof are provided, in which the conjugated fiber can become ultrafine yarn of less than 0.5 denier by dividing into 7 to 20 flat shaped segments after drawing, therefore having excellent dividing properties during post-processing and providing ultrafine flat fiber having soft touch and excellent drape properties. CONSTITUTION: This conjugate fiber comprises a fiber forming polyester and polyamide in a flat shape and satisfies that: ω/L is 1/2 to 2 and a/ω is 1/20 to 1/2, in which ω is the length of the minor axis of a fiber cross section, L is the length of the major axis of a fiber cross section, and a is the width of a segment. The spinning apparatus comprises an inlet(P1) of a first component(A) and an inlet(P2) of a second component(B), a first distribution plate(I) containing a storing room(1)(2), a second distribution plate(II) containing a flow channel(1')(2'), a third distribution plate(III) containing a distribution hole(3)(4), a storing tank(5) and a slit(6) and a nozzle(IV) containing a circular nozzle hole(7).
Patent KR-20010018268-A (KR)
Inventor: LEE JEONG U
IPC: H01L21/82
Filed: 1999-08-18
Abstract: PURPOSE: A method for manufacturing a metal interconnection using a damascene process is provided to form a repeatable uniform photoresist layer pattern, by minimizing an effect by misalignment in forming a photoresist layer pattern for fabricating a damascene bit-line contact hole. CONSTITUTION: An insulating layer covering a semiconductor device is formed on a substrate(40). A trench(50) is formed in the insulating layer between the devices. An etch stop layer(52) is formed on the entire surface of the insulating layer. An applying material layer for planarization for filling the trench is formed on the etch stop layer. A contact hole penetrating the bottom of the trench and exposing the substrate is formed in the material layer composed of the applying material layer, the etch stop layer and the insulating layer. The applying material layer is removed. A metal interconnection(60a) connected to the substrate is formed in the contact hole and the trench.
Patent KR-20010018462-A (KR)
Inventor: LEE YONG JIN
IPC: H04B1/40
Filed: 1999-08-19
Abstract: PURPOSE: A method for managing a personal diet schedule is provided to supply various information on a diet to manage personal weight by using a personal wireless portable communication apparatus such as a cellular phone, so that a user is easily receive a diet managing service at any places in which the cellular phone is used. CONSTITUTION: A user inputs diet data composed of more than one of food kinds and food amounts taken by the user and energy of the user, by using a personal wireless portable communication apparatus(11). The personal wireless portable communication apparatus(11) transmits the diet data to a wireless communication exchange(12). The wireless communication exchange(12) transmits the diet data to a server(14) connected to the wireless communication exchange(12) through a computer network(13). The server(14) calculates more than one results, among intake calories, consumed calories by activities, recommended intake calories, excessive calories, and energy necessary for excessive calory consumption, on the basis of the transmitted diet data. The server(14) transmits the calculated results to the personal wireless portable communication apparatus(11). The personal wireless portable communication apparatus(11) displays the results.
Patent KR-20000023356-A (KR)
Inventor: ONO MASHAHIRO
IPC: B60H1/00
Filed: 1999-09-21
Abstract: PURPOSE: A structure for installing a defroster duct is provided to prevent the vent hole of an instrument panal and a defroster duct from failing to meet and to increase assembling property. CONSTITUTION: A duct(10A) of a defroster duct(10) moves forward according to the movement of an instrument panal(14) by an elastically deforming curved part(38) of a connecting part(10B) when the duct is pressed in the forward direction of a vehicle by a rib(40) installed in the instrument panal. Also, the duct moves downward according to the movement of the instrument panal when the duct is pressed in the downward direction by a convex part(42) installed in the instrument panal. Therefore, cohesion of the connecting part between the defroster duct and the instrument panal is increased in an upper direction and a lower direction.