baber/WOPTO huggingface dataset:
Patent KR-20020039399-A (KR)
Title: The detection system of odor/smells inside human body at room temperature
Inventor: HUH JEUNG SOO
IPC: A61B5/00
Filed: 2000-11-21
Abstract: PURPOSE: An internal smell detecting system using a normal temperature sensor is provided to conveniently and accurately measure the smell generated from the interior of a human body without injuring the human body. CONSTITUTION: A sensor coated with a semi-permeability filter such as silicone rubber, polyvinyl alcohol, water glass, and nafion, a communication module for allowing an inspector to measure signals from the sensor at the outside, and a battery are installed over a detecting membrane made by one to sixty-four arrays so as to complete a capsule to be inserted into internal organs of a human body. Therefore, the inspector can diagnose the condition of a patient by measuring gas generated from the internal organs.
Patent KR-20020043022-A (KR)
Title: Method for forming Tungsten line in bitline contact
Inventor: LEE YUN JIK
IPC: H01L21/283
Filed: 2000-12-01
Abstract: PURPOSE: A method for forming a tungsten line within a bit line contact is provided to reduce surface roughness of a tungsten by forming stably a metal line on a tungsten bit line. CONSTITUTION: An insulating layer(2) is formed on a silicon substrate(1). A bit line contact(3) is formed by performing a photo-lithography process and an etch process. A pre-cleaning process is performed. A titanium layer(4) is formed on the bit line contact(3) and the patterned insulating layer(2). A titanium nitride layer(5) as a barrier metal layer is formed thereon. A titanium-silicide region(8) is formed within the bit line contact by performing a thermal process. The first tungsten layer(6) is deposited on the titanium nitride layer(5). The second tungsten layer(7) is formed on the first tungsten layer(6). A tungsten line is formed by performing the photo-lithography process and the etch process.
Patent KR-20020047380-A (KR)
Inventor: KIM BEOM SU
IPC: B60K5/12
Filed: 2000-12-13
Abstract: PURPOSE: An engine mount of a vehicle is provided to prevent generation of noise and impact by efficiently absorbing vibration through an impact-absorbing groove. CONSTITUTION: An impact absorbing groove(11) is inserted to a middle outer portion of a robber(10). Through holes(12) are formed on both sides of a lower portion in the rubber having the impact-absorbing groove. The numbers of the through holes are decided according to load of an engine. The through is conveniently returned to an original position after deforming the rubber. The rubber is compressed to absorb vibration generated up and down on the engine to absorb the vibration through the impact-absorbing groove. The rubber is moved left and right by the through hole while generating horizontal vibration on the engine. Thereby, an engine mount of a vehicle prevents generation of noise and impact by efficiently absorbing the vibration through the impact-absorbing groove.
Patent KR-20020046589-A (KR)
Title: An appratus for cleaning a roll
Inventor: KIM BYEONG SEOK
IPC: B21B28/00
Filed: 2000-12-15
Abstract: PURPOSE: A roll cleaning device is provided to manufacture high quality steel plate by removing contaminants from the surface of a working roll of a rolling mill in rolling process. CONSTITUTION: A roll cleaning device comprises a cleaning unit, an operational portion(150), and a supporting portion(180). The cleaning unit has a supply shaft(114) for supplying cleaning wiper(112) while rotating the same, a fixed shaft for fixing the end of the wiper, a suction unit for sucking contaminants from a working roll, and a rail unit for moving the cleaning unit. The operational portion has a motor connected with the fixed shaft, a breaking portion(156) for pressing a pad to a cylinder. The supporting portion has an installing plate(182) to which the cleaning unit and the operational portion are installed, a cylinder(186) for lifting the installing plate, a guider(188) for guiding the lifting of the plate, and a supporter(184) for supporting the guider.
Patent KR-20010062524-A (KR)
Inventor: ADEGAWA YUTAKA
IPC: G03F7/038
Filed: 2000-12-16
Abstract: PURPOSE: A chemical amplification type of negative resist composition for electron beams or X-rays which satisfies characteristics such as sensitivity, resolution and resist shape in the use of electron beams or X-rays is provided. CONSTITUTION: The chemical amplification type of negative resist composition contains (1) an alkali-soluble resin containing at least one selected from the group comprising a polyvinylphenol having a partially alkyl-etherified, aryl-etherified, alkenyl-etherified or aralkyl-etherified phenolic hydroxyl groups and a hydrogenated polyvinylphenol having a partially alkyl-etherified, aryl-etherified, alkenyl-etherified or aralkyl-etherified phenolic hydroxyl groups, (2) a crosslinking agent which is crosslinked by an acid, and (3) a compound of formula(I)-(III) which generates the acid when irradiated with electron beams or X-rays.
Patent KR-20020049765-A (KR)
Title: Apparatus and method of desynchronous data transmission for jitter/wander reduction
Inventor: KANG SEONG SU
IPC: H04L25/08
Filed: 2000-12-20
Abstract: PURPOSE: A reverse synchronous data transmission apparatus for reducing jitter/wander and a method thereof are provided, which reduces jitter/wander to have an adaptive characteristics according to a state of an elastic buffer of a reverse synchronization part so as to assure an interchangeability between systems of different types and to reduce a danger of overflow/underflow of the elastic buffer. CONSTITUTION: A clock extraction unit(31) extracts a clock and frame information(frame sync) of an incoming signal transferred from the external. A flag generation unit(32) receives the clock and the frame sync extracted through the clock extraction unit, and generates a frame end flag and a stuff flag by extracting gap data and a gap clock from the incoming signal. A storing unit(33) stores the gap data being output through the flag generation unit, and outputs smoothed data stored by a smoothed clock to the external. A frequency phase conversion unit(34) compares a phase of the gap clock from the flag generation unit with a phase of the smoothed clock from the storing unit, and converts a phase of an oscillation frequency by filtering a difference value of the above comparison. A filtering unit(35) generates the smoothed clock by removing a radio frequency component from the frequency being output through the frequency phase conversion part. And a phase controlled data generation unit(36) generates an average value of a predetermined period phase conversion rate at every frame transferred through the flag generation unit and then transfers it to the frequency phase conversion unit.
Patent KR-20020051250-A (KR)
Title: An apparatus to prevent from separation in transfer car
Inventor: PARK TAE JIN
IPC: B61D7/00
Filed: 2000-12-22
Abstract: PURPOSE: A device for preventing separation of a wagon is provided to conveniently prevent separation or deformation of the wagon generated by weight of material and to mount a wagon separation preventer on a lower portion of a platen. CONSTITUTION: A device for preventing a wagon from separating comprises a platen supporting a wagon; moving wheels arranged on both sides of the platen; a lock(200) attached to between the moving wheels; plural saw tooth(210) formed on the lock; a separation preventing bar(100) combined to a side portion of the wagon by a shaft pin(152); a weight(140) arranged on a lower portion of the separation preventing bar; a fixer(110) formed on the other upper portion of the separation preventing bar; a controlling weight(120) combined to the separation preventing bar by a bolt(122); a recessed groove(121) installed on the controlling weight; a buffer pressurized by the wheel of the platen by moving along a moving rail; and a car clamp dropped downward to fix a wagon. Thereby, the device for preventing separation of the wagon conveniently prevents separation or deformation of the wagon generated by weight of material.
Patent KR-20020056026-A (KR)
Title: Acrylic resin composition and its usage
Inventor: JANG SEONG CHEOL
IPC: C09D133/08
Filed: 2000-12-29
Abstract: PURPOSE: Provided are a thermosetting acryl resin composition modified by novel acryl monomer containing acid radical of metal salt excellent in pigment dispersion, storage and appearance characters, and a high concentration of colorant containing the same. CONSTITUTION: The thermosetting acryl resin composition for paint comprises 1-30 parts by weight of dispersing acryl monomer of formula 1; 60 parts by weight or less of vinyl monomer; 20-90 parts by weight of nonfunctional acryl monomer; 10-50 parts by weight of hydroxyl group containing acryl monomer; 10 parts by weight or less of carboxylic acid monomer; and 10 parts by weight or less of amine monomer, as monomers. In the formula 1, R1 represents hydrogen atom or methyl group, R2 represents hydrogen atom, COOH, OH, NH2, NH(CH2)mCH3, N((CH)2mCH3)2(wherein m is an integer of 1-7), M represents barium, magnesium, strontium, copper, cobalt, stannum or aluminum, n is an integer of 1-20.
Patent KR-20020058152-A (KR)
Inventor: JANG HO JIN
IPC: H01L21/68
Filed: 2000-12-29
Abstract: PURPOSE: A wafer susceptor is provided to improve uniformity of thin film of a wafer by forming uniformly temperature of the wafer loaded on a susceptor. CONSTITUTION: A reception groove(20) of a concave shape is formed in a susceptor(10). A projection portion(16) is installed along the reception groove(20). A heater for heating a wafer is installed in a bottom part of the reception groove(20). In addition, the heater can be installed in the susceptor(10) or an outside of the susceptor(10). The wafer is loaded on the reception groove(10). The length of a projection of the projection portion(16) is 0.05 to 5mm. A space between the susceptor(10) and the wafer is 0.01 to 2mm. The susceptor(10) is formed by graphite or molybdenum.
Patent KR-20010022325-A (KR)
Title: 반도체웨이퍼의 도금지그 및 반도체웨이퍼의 도금장치
IPC: H01L21/687
Filed: 1999-05-18
Abstract: 제 1 유지부재와 제 2 유지부재의 시일패킹의 사이에 반도체웨이퍼를 끼워유지할 수 있는 반도체웨이퍼의 도금지그로서, 제 2 유지부재에는 제 1 유지부재의 제 1통전부재와 반도체웨이퍼의 양쪽에 접촉하는 제 2 통전부재를 설치하였다.  클램프링으로 제 2 유지부재를 제 1 유지부재에 가압함으로써, 반도체웨이퍼를 유지한다.
Patent KR-20010015654-A (KR)
Title: 두 개의 골편을 상호 연결시키기 위한 삽입물
IPC: A61B17/56
Filed: 1999-07-02
Abstract: 본 발명은 갈고리(4)를 포함하는, 두 개의 골편을 상호 연결시키기 위한 삽입물에 관한 것이다.  상기 갈고리는 한쪽 단부에서 서로에 대해 연결되고 이 영역에서 개구(8)를 구비한 아일렛을 형성하는 두 개의 아암(7)을 갖는다.  나사 결합될 수 있는 나사(6)는 상기 개구를 통해 양쪽 골편들 중 하나(3) 내로 삽입된다.  양쪽 아암(7)들의 자유 단부들은 다른 골편(3)의 골수공간 내로 삽입되어 외향으로 확장됨으로써 정착된다.  골편 상에서 갈고리(4)의 정착을 개선하기 위해, 심 부품(5)이 갈고리(4)와 나사(6)의 헤드(5) 사이에 제공된다.  상기 심 부품은 갈고리(4)를 수용하는 리세스를 포함하며 골편(3) 내로 관통하는 스파이크(11)를 구비한다.
Patent KR-20010031209-A (KR)
Title: 우산의 런너
IPC: A45B25/06
Filed: 1999-03-30
Abstract: 축 구멍을 구비한 우산살 기부를 수용하는 복수의 우산살 수용홈(5)을 단부면의 주위 모서리에 방사형으로 개구시킨 런너(2)에 있어서, 우산살 기부의 상기 홈(5)내로의 삽입에 의해서 변형되고, 삽입후 상기 기부의 축 구멍내에 결합되어 상기 기부를 피봇하는 자유 단부를 갖는 우산살 피봇용 판 스프링(12a, 12a)을 상기 우산살 수용홈(5) 내에 면하게 한다.
Patent KR-20010033207-A (KR)
IPC: C12N9/76
Filed: 1998-12-16
Abstract: A method for predicting the constitution susceptible to the onset of specific diseases in individual humans, for example, respiratory diseases such as chronic obstructive pulmonary diseases, sinobronchial syndrome, pulmonary emphysema, diffuse panbronchiolitis or bronchiectasis, effects of treatment on patients or prognosis of the treatment by analyzing the genetic polymorphisms of a human trypsin-like enzyme of the respiratory tract.
Patent KR-20010033293-A (KR)
Title: 전화망을 통한 아키텍처 비종속 애플리케이션의 호출
IPC: H04Q3/00
Filed: 1998-12-17
Abstract: 본 발명의 전화망(10)은 인공 지능망 서비스를 제공하는 신호 시스템을 포함한다.  신호 시스템은 애플리케이션 데이타베이스(38)와 인터페이스하는 서비스 제어점(34)를 포함한다.  애플리케이션 데이타베이스(38)는 애플리케이션 코드와 관련된 가입자 정의 애플리케이션을 포함한다.  신호 시스템은 하나 이상의 신호 전송점(35)을 통해 서비스 제어점(34)과 통신하는 서비스 교환점(22, 24)을 포함한다.   동작시, 서비스하는 가입자(14, 16, 18)는 음성 트래픽 및 호 접속에 의한 애플리케이션을 통하여 통신한다.  애플리케이션은 애플리케이션 데이타베이스(38) 또는 피호출 가입자의 서버(48)에 있을 수 있다.  가입자(14)는 호출된 대상 번호 및 애플리케이션 코드를 입력한다.  애플리케이션이 애플리케이션 데이타베이스(38) 내에 있다면, 신호 교환점(22, 24)은 대상 간을 트렁크 접속하고 애플리케이션에 의해 지정된 애플리케이션을 가입자 컴퓨터(28, 31)로 다운로드시킨다.  애플리케이션이 피호출 가입자(B, C)와 존재한다면, 신호 교환점(22, 24)은 트렁크 접속(44)을 설정하고 가입자로 하여금 트렁크 접속(44)에 의한 애플리케이션을 다운로드시키도록 지시한다.
Patent KR-20010033390-A (KR)
Title: 광석 환원을 위한 유동상 공정에서의 환원 가스 리포밍 방법
IPC: C21B13/00
Filed: 1998-12-01
Abstract: 광석을 최종 반응기 및 적어도 하나의 상향 반응기로 구성된 다수의 환원 반응기로 통과시키는 단계; 상기 최종 반응기에서 광석을 환원시키고 따라서 메탄과 금속화된 철 먼지를 포함하는 부분 소모된 환원 가스의 흐름이 상기 최종 반응기에서 유출되도록 하기 위하여 환원가스를 상기 최종 반응기로 흐르게 하는 단계; 상기 금속화된 철먼지 존재하에서 상기 메탄의 일부를 산소 공급과 연소시키고 리포밍된 환원 가스를 제공하기 위하여 상기 부분 소모된 환원가스와 산소공급을 혼합시키는 단계; 및, 상기 리포밍된 환원가스를 상기 상향 반응기로 흐르게 하는 단계로 구성된, 일련의 광석 환원 반응기에서 광석의 환원을 위한 유동상 공정중 환원 가스의 리포밍 방법.
Patent KR-20010040388-A (KR)
Title: 외측파이프를 갖춘 다중파이프
IPC: F16L9/18
Filed: 1998-12-21
Abstract: 본 발명은 다중파이프에 관한 것으로, 이는 벽이 서로 맞대어져 있는 적어도 2개의 내측파이프(2,3)를 구비하되, 이들 내측파이프는 외측파이프(9)에 의해 적어도 그 일부에 걸쳐 둘러싸여 있는 것을 특징으로 한다. 상기 외측파이프를 배치시킴으로써 훨씬 우수한 기계적 강도가 얻어지며, 이로써 굽힘성도 증가한다. 게다가, 이렇게 된 파이프에 의해 제공되는 열적/기계적 단열도 종래기술에 따른 2개의 파이프에 의한 것보다 훨씬 더 우수하다. 바람직한 실시예에 따르면, 상기 외측파이프가 내측파이프의 적어도 일부에 걸쳐 틈에 의해 소정의 간격으로 내측파이프로부터 떨어져 있고, 다른 바람직한 실시예에 따르면, 외측파이프에 의해 씌워지지 않은 부분에 걸쳐 내측파이프가 분기되어 다기관을 형성한다.
Patent KR-20010106115-A (KR)
Title: 유전체 배리어 방전램프 광원장치
IPC: H05B41/24
Filed: 1999-10-18
Abstract: 본 발명은 엑시머 분자를 효율적으로 생성하여, 진공 자외광원으로서 효율적으로 동작할 수 있는 유전체 배리어 방전램프 광원장치를 제공하고자 하는 것이다. 
     브리지 방식, 푸시풀 방식, 플라이 백 방식의 고주파 전원(9)과 트랜스(Tr)로 구성된 급전장치(8)로부터 고주파 교류전압을 인가하여 유전체 배리어 방전램프(1)를 점등시킨다. 이 때, 유전체 배리어 방전램프(1)에 유전체 배리어 방전을 개시하는 전압치에 이른 시점의 경과 후, 최대 극대치에 이르고 나서 다음의 극대치에 이르기까지의 시간이 3㎲이하가 되도록 전압을 인가한다. 또, 유전체 배리어 방전램프(1)에 유전체 배리어 방전을 개시하는 전압치에 이르고 나서, 다음에 새로운 전압이 인가되기까지의 기간에서의 최대 전압치가 되기까지의 시간이 2.1㎲이하가 되도록 전압을 인가해도 좋다.
Patent KR-20020061828-A (KR)
Inventor: HYUN SANG SOO
IPC: A63F7/06
Filed: 2001-01-18
Abstract: PURPOSE: A soccer game apparatus is provided in which a goalpost, a goalkeeper and a shooter are placed in a case, the shooting angle of the shooter can be set in a right and left direction by a user and the goalkeeper is allowed to defend kicked balls according to an already set program. It permits a user to realize a foot ball game using a free kick in a specified space without through a TV or a monitor. CONSTITUTION: A case(1) with a specified size contains: a goalpost(14) disposed at the end of one side of a flat plate(10) horizontally constructed inside the case; a goalkeeper(17) who is allowed to move and jump freely in front of the goalpost to defend a ball(33); a display part(8) for displaying a game score; a coin or token insertion hole(2); a card issue part(9) for issuing a specified card; and a right and left key(3,4), an advance key(5) and a shoot key(6) necessary for game operation. When the shooter scores a goal by kicking his ball into the goal and a specified card is issued to allow a user to exchange a commodity such as a doll.
Patent KR-20010067497-A (KR)
Inventor: PARK SANG IN
IPC: A47K10/44
Filed: 2001-01-19
Abstract: PURPOSE: A one-touch toilet paper roll holder is provided to give convenience by mounting a motor and a switch to make conventional products have an automated function and to offer a soft feeling by using a non-conduction material such as wood. CONSTITUTION: A one-touch toilet paper roll holder includes a switch(1) and a motor. The toilet paper roll holder is made of wood to cut off electricity. When the switch located at the upper end of the surface of the toilet paper roll holder is pressed, the motor sends driving power to a paper holder(3) through a connection part(9), so that paper is automatically drawn out. If the paper of the roll is drawn out to a desired length, a user let the switch go, and thereby the operation of the toilet paper roll holder is stopped. The toilet paper roll holder has simple appearance to be used anywhere.
Patent KR-20010067558-A (KR)
Title: A Mobile Information Inquiry System and Inquiry Method
Inventor: CHOE YONG KUN
IPC: G06F15/02
Filed: 2001-02-09
Abstract: PURPOSE: A portable device and a method for information retrieval are provided to retrieve information more rapidly and accurately by displaying desired information stored in a terminal on a screen of the terminal or information retrieved in a data base of a server connected through communication device to the terminal in realtime and transmitted from the server in case the desired information is not stored in the terminal. CONSTITUTION: A terminal(200) comprises an encoding and decoding device(220) required to encode and decode data when communication with a server(400), a scanner (100) attachable to or dettachable from a side of the terminal(200) and controlling a skin head(130) to move to either x axis or y axis by a control software, a retrieval and comparison device retrieving and comparing the converted information and data stored in the terminal(200) and a communication device(225) connecting the terminal(200) through a connection device(500) such as a mobile communication base station to the server(400) in case the terminal(200) has no corresponding data after comparison of information. The terminal(200) has a program selecting type of an identification cards and inputting a corresponding card number with an input device in case of direct input or input with the scanner(100), a program converting image information inputted in a scanner(100) into data that can be processed in the terminal(200) and an error detecting software detecting error occurrence of the converted information, The server(400) comprises a communication device(415) transmitting and receiving data with the terminal(200), an encoding and decoding device (410) encoding and decoding data when communication with the terminal(200) and a data base(405) storing data to be retrieved by and transmitted to the terminal(200).
Patent KR-20010096582-A (KR)
Title: Process for producing alpha-tocopherol acetate
Inventor: HUTHMACHER KLAUS
IPC: C07D311/72
Filed: 2001-03-08
Abstract: PURPOSE: Provided are a new recycling process for the production of alpha-tocopherol acetate by condensation of trimethylhydroquinone diesters and isophytol in the presence of a catalyst system consisting of a zinc halide(Lewis acid) and of an aqueous protonic acid(Bronsted acid) and optionally of an elemental metal in a polar solvent/water mixture which is extractable or miscible in water, and subsequent recycling of the catalyst system. CONSTITUTION: In the process for the production of alpha-tocopherol acetate in a recycling process comprising condensing a trimethylhydroquinone diester and isophytol in a reaction in the presence of a catalyst mixture comprising a zinc halide and an aqueous protonic acid and optionally an elemental metal in a polar solvent/water mixture which is extractable or miscible with water to obtain a mixture of alpha-tocopherol and alpha-tocopherol ester, it comprises following steps: i) esterifying the obtained mixture of alpha-tocopherol and alpha-tocopherol ester with an acylating agent; ii) recovering by aqueous extraction a solution of catalyst and regenerating and returning a solution containing acetic acid to the reaction; and iii) concentrating the catalyst mixture of zinc halide and protonic acid and recycling the resulting concentrate in liquid form into the reaction.
Patent KR-20010084903-A (KR)
Inventor: KIM YONG KEE
IPC: B23Q3/12
Filed: 2001-03-08
Abstract: PURPOSE: A position deciding device of an end mill for a CNC(Computer Numerical Control) milling machine having a spindle is provided to decide the position of an end mill set by a jig exactly by improving the inner structure of a spindle shaft. CONSTITUTION: An end mill(6) to be set is put into a spring collet(5) at the center of a spindle shaft(2). The front end of the end mill is closely adhered to the head portion of a micro stopper(10) for adjusting the distance of the end mill. Then, a jig(8) is positioned at the lower end of the end mill to decide the mounting position of the end mill. If the end mill is laid lower than the desired position, the micro stopper is tightened. Otherwise, the micro stopper is released. For this, a worker takes the end mill out of the spindle shaft, puts a driver or a hexagonal wrench into a fitting groove(10a) of the spindle shaft, and rotates the micro stopper clockwise or counterclockwise. Thereby, the position of the micro stopper is adjusted with precision. After that, the end mill is put into the spindle shaft and the jig is set at the lower portion again. The head portion of the micro stopper is closely adhered to the front end of the end mill when the end mill is set exactly. The end mill is fixed by sliding along a slope of the spring collet so that the end mill is exactly set in the spindle shaft.
Patent KR-20020072081-A (KR)
Title: Virtual input device sensed finger motion and method thereof
Inventor: EUN TAK
IPC: G06F3/0346
Filed: 2001-03-08
Abstract: PURPOSE: An inputting device and a method are provided to input a character or move a mouse pointer without a keyboard or a mouse by sensing the bending of a finger joint, the distance between fingers and the pressing state of a finger, to virtually input a key, and to control the movement of a mouse pointer. CONSTITUTION: A bending sensor(10) is for sensing the change in distance due to the bending of a finger joint. A widening sensor(20) is for sensing the distance between fingers. A key-in sensor(30) is for sensing the key-in state by a finger. A hand rotation sensor is for sensing the rotation of a hand. A hand movement sensor is for sensing the all-directional movement of the hand. A control unit(60) sequentially scans the values of the bending sensor, widening sensor, key-in sensor, hand rotation sensor and the hand movement sensor and outputs the inputted values to an external device. A data processing unit sets up functions by using the signal inputted from the control unit and outputs a mouse pointer, a virtual hand shape and a character.
Patent KR-20020072967-A (KR)
Inventor: HWANG CHANG KYU
IPC: B05B3/18
Filed: 2001-03-14
Abstract: PURPOSE: A sprinkler is provided which enables spraying pest control chemicals or water as horizontally moving between fruit trees and field crops in orchard or plastic greenhouse so that pest control chemicals or water can be sprayed in the wide range even though less number of applicators are installed. CONSTITUTION: The sprinkler enabling horizontal movement comprises a main spray part(1a) equipped with front and rear nozzles(53,54); a main rail(2a) which is horizontally fixed onto the bottom of the main spray part in a length direction; front and rear moving supports(3a,3b) which are installed on the main rail so that they are reciprocated; a cylinder body(4) which is fixed to one end of the main rail as enabling reciprocation of the rear moving support; front and rear nozzle housings(5a,5b) which are adhered to upper ends of the front and rear moving supports respectively, and in which passageways(51,52) for guiding pest control chemicals are formed so that liquid pest control chemicals supplied are sprayed by front and rear nozzles; a cylindrical piston rod(41) which is inserted into the cylinder body, and a front end of which is slid into the front nozzle housing; a connection pipe(56) for connecting the front and rear nozzle housings so that respective passageways thereof are connected; a water pressure valve assembly(42) which is screw assembled into a rear end of the cylinder body and supplies water pumped from an external water pump into the cylinder body; an operating tension spring(45) both ends of which are caught by a hook of a rear fixture(427) mounted on a rear end of the cylinder body and a hook of a front fixture(428) mounted on a front end of the cylindrical piston rod so that the cylindrical piston rod can be appeared and disappeared; and a pest control chemical supply hose(58) one end of which is connected to the passageway of the front nozzle housing, the other end of which is connected to the externally installed pump, and which supplies the pest control chemicals pumped as spirally covering the lower side of the main rail and the upper side of the connection pipe so that the pest control chemical supply hose is extended or contracted according to reciprocation of the front and rear moving supports.