baber/WOPTO huggingface dataset:
Patent KR-20020039134-A (KR)
Title: Apparatus and management method for time shop by time control in electronic commerce upon online
Inventor: CHO GWAN HWI
IPC: G06Q40/02
Filed: 2000-11-20
Abstract: PURPOSE: A time shop device and management method by the control of online e-commerce is provided to control time of e-commerce to provide lower price to buyers and high profit to the sellers. CONSTITUTION: The device consists of TCP/IP server host(31), which connects clients(10) on the Internet(20), a main server(32), which controls time, a web server(33), a PHP compiler(34), MySQL DB(35), which stores user information and product information, a mail server(36), an HTML storage part(37), and PHP code storage part(38). When a user connects web page, the user can register the service as a personal member or a business member. If a client requests to get loan from the server, the server admits it. In a certain time, the business member can sell their products, while the personal member can buy products. After expiration, if there are stocks, the business member make a payment for the stocks and withdraw the stocks. If there occurs trades, the members pay the commission to the service provider.
Patent KR-20020040139-A (KR)
Inventor: KWON HYEOK GWAN
IPC: F16K35/00
Filed: 2000-11-23
Abstract: PURPOSE: Structure for sealing gas is provided to prevent leakage of gas by attaching a packing member on a packing inserting groove and to prevent the packing member from moving. CONSTITUTION: Gas sealing structure comprises a thread formed on an outer circumference(50a) of a valve body(50); an inserting unit(52) mounted in the valve body; a gas pipe(60) inserted to the inserting unit; a packing inserting groove(54) formed on a front end portion of the inserting unit; a metal ring(72) installed on an outer portion of the gas pipe; a fixer(82) combined with the metal ring; a slant face(72a) formed on the metal ring corresponding to a side portion(54a) of the packing inserting groove; a penetrating unit(72b) penetrating the gas pipe by being arranged in the middle of the metal ring; a combing groove(82a) formed in the fixer; and a through hole(82c) formed in the middle of the fixer.
Patent KR-20020040238-A (KR)
Title: Preparation methods of amino acids from dry blood powder
Inventor: LEE GYU SEUNG
IPC: C12P13/04
Filed: 2000-11-24
Abstract: PURPOSE: Provided is a manufacturing method of amino acids with higher production yield by microorganisms, enzymes and a chemical method from dried blood powder which is abundant in protein. CONSTITUTION: The manufacturing method of amino acids comprises: emulsifying 10%-30%(w/v) of dried blood powder in distilled water; adding HCl or NaOH to the above solution to make 1-3N solution and hydrolyzing it by stirring slowly at 40deg.C-80deg.C for 2-8 hours; neutralizing the solution to pH of 6.0-8.0 by addition of KOH, Ca(OH)2, HNO3 or H3PO4; filtering the salt generated from neutralization with sieve of 100mesh and 200mesh stepwise; and decomposing the filtrate with a microorganism selected from Bacillus subtilis MH-1(KCTC-18053P*), Bacillus thuringiensis KSA-(KCTC -0885BP*) or Aspergillus niger or by an enzyme chosen from trypsin, Nutrease, Amano M or protease S.
Patent KR-20020041172-A (KR)
Title: Automatic Cytology Preparing System
Inventor: KIM HYE WON
IPC: G01N35/10
Filed: 2000-11-27
Abstract: PURPOSE: An automatic smear apparatus is provided to achieve improved accuracy of test by smearing cells uniformly all over the slide, while permitting a large amount of cells to be smeared in a short time. CONSTITUTION: An automatic smear apparatus comprises a main body(1) having a personal computer(30) for controlling smear of a fixed cell, and a chamber(2) having a door(2'); a tip(3) arranged in the chamber so as to move and inject the cell for smear; a cell fixing liquid tube(4) for fixing the cell obtained from a patient; a tray(5) for accommodating a slide(5') for cell smear; and mount portions(7a,7b) for accommodating a dyeing rack(8) for fixing the slide where the cell is smeared and dyeing the cell. The mount portion has an X-axis guide board(20) movable in an X-axis, and a Y-axis slide head(21) moving in a Y-axis, wherein the X-axis guide board and the Y-axis slide head are arranged above the mount portions. The cell disposed in the cell fixing liquid tube is moved through the tip and smeared to the slide, and the slide is automatically inserted to the dyeing rack.
Patent KR-20020041575-A (KR)
Title: Method and system for notifying of health care in real-time
Inventor: KIM DONG JIN
IPC: G06Q50/22
Filed: 2000-11-28
Abstract: PURPOSE: A system for informing health information in real time and a method thereof are provided to practice health care, health maintenance, and diet by supplying health recommendation contents adapted to a user. CONSTITUTION: If a user inputs one's ID and password, a health check unit(10) classifies an identity of the user, checks health information of the user, and transmits the health information to a health server(30). The health server(30) stores physical constitution information and health information of the user in a personal database(33) through a communication network(20) from the health check unit(10). The health server(30) includes a control unit(32) for comparing the physical constitution information and health information with a standard health state and health management standard of the user stored in a standard database(35) and a web server(31). Also, the health server(30) supplies analyzed personal health related recommendation contents and a maintenance method in real time. A user terminal(40) displays the personal health related recommendation contents and the maintenance method in real time.
Patent KR-20020042080-A (KR)
Title: A method of providing a service of individual health/exercise management by crosslinking the hospital and sportcenter through internet
Inventor: KIM JUNG HYEON
IPC: G06Q50/22
Filed: 2000-11-30
Abstract: PURPOSE: A method for providing a membership health/exercise management service linking with a hospital and a sport center using the Internet is provided to enhance the efficiency of the medical treatment based on the health information and to make the sport center safely give the proper exercise to a patient based on the medical treatment history and the physical strength state. CONSTITUTION: The method comprises the steps of storing the health and exercise information of each member inputted from a member terminal, a hospital terminal and a sport center terminal in a database of a service web, mutually sharing the information with the member, the hospital and the sport center through the Internet, and the hospital and the sport center planning and exercising a proper health management plan and an exercise treatment for each member by using the information. The service web calculates a fee using the sport center based on the using history through a bank server.
Patent KR-20020049820-A (KR)
Title: device for loading reticle in exposure system in fabrication of semiconductor device
Inventor: JUNG JAE GWAN
IPC: H01L21/027
Filed: 2000-12-20
Abstract: PURPOSE: An apparatus for loading a reticle of an exposure system for fabricating a semiconductor is provided to effectively prevent contamination of the crystal back surface of the reticle even when the reticle is stored in a reticle cassette for a long interval of time, by improving the structure of a reticle loading apparatus of a stepper for exposure. CONSTITUTION: The first arm(2) is installed on a main frame(1), capable of rotating with respect to a Z-axis and moving up and down along a Z-axis direction. The second arm(3) is installed at the end of the first arm, capable of rotating with respect to a Z-axis. A reticle receiver(4) has a finger(5) on which the reticle is settled. A reticle receiver rotating unit rotates the reticle receiver with respect to an X-axis or Y-axis.
Patent KR-20020050857-A (KR)
Title: Measurement apparatus of rolls gap
Inventor: KANG YEONG HUN
IPC: G01B7/14
Filed: 2000-12-22
Abstract: PURPOSE: A roll gap measuring apparatus is provided to achieve improved reliability for the roll gap data obtained from the measurement, by measuring roll gap without being influenced by the coolant water injected to cool the heated steel plate. CONSTITUTION: A roll gap measuring apparatus comprises two probe units(43) interposed between roll chalks coupled to both ends of rolls accommodated into a rolling mill, and disposed in a vertical direction of the rolling mill, so as to press roll chalks; an elastic member(60) for supplying a press force such that the probe units move in the direction of roll chalks; moving screws(33) for moving two probe units in such a manner that the two probes become closer with each other; and a migration distance measuring unit installed to the probe units so as to measure the distance between two probe units. Change of roll gap is estimated by measuring, through the use of the migration distance measuring unit, the migration distance between two probe units which contact roll chalks arranged up and down and move in a vertical direction along with the movement of roll chalks.
Patent KR-20020055106-A (KR)
Title: Method for forming junction of semiconductor device
Inventor: CHOI UN IL
IPC: H01L21/3205
Filed: 2000-12-28
Abstract: PURPOSE: A method for fabricating a junction region of a semiconductor device is provided to form a shallow junction, by separately forming an N+ source/drain junction, an N+ source/drain contact, a P+ source/drain junction and a P+ source/drain contact. CONSTITUTION: Polysilicon gates(10) of n-channel metal oxide semiconductor(NMOS) and p-channel metal oxide semiconductor(PMOS) are formed in a predetermined region of a semiconductor substrate. An N-lightly doped drain(LDD) region(12) and a P-LDD region(14) are respectively formed at both ends of the polysilicon gate in NMOS and PMOS transistor regions of the semiconductor substrate. A pre-metal dielectric(PMD) layer(16) is deposited on the entire surface of the substrate. The PMD layer is selectively etched to form the N+ source/drain contact which exposes the N-LDD region in the NMOS transistor region. An ion implantation process is performed to form the N+ source/drain junction in the N-LDD region. The PMD layer is selectively etched to form the P+source/drain contact in the PMOS transistor region. An ion implantation process is performed to form the P+ source/drain junction in the P-LDD region.
Patent KR-20010021798-A (KR)
Title: 내연기관의 시동장치를 위한 전류 측정 모듈
IPC: F02N11/08
Filed: 1997-08-12
Abstract: 본 발명은 내연기관용 전류 측정 모듈에 관한 것으로서, 이 모듈은 시동전류를 측정하기 위한 유닛을 포함한다.  본 발명에 따라서, 시동전류 I가 내부에 흐르는 전도체(12)를 적어도 부분적으로 둘러싸는 연철코어(16)는 자계센서(20)를 포함한다.  또한, 상기 자계센서에 의해 구동되는 전자 제어 시스템(48)은, 시동모터(30)의 차단전류 I A 가 도달하면 시동모터(30)를 스위칭 오프시키기 위한 제어 신호를 발생시킨다.
Patent KR-20010024433-A (KR)
Title: 인공 대리석, 운모편 및(또는) 유리 플레이크 함유 수지경화물, 및 운모편 및(또는) 유리 플레이크 함유 중합성조성물
IPC: C04B26/06
Filed: 1998-10-06
Abstract: 비닐계 중합체(E)를 함유하는 매트릭스 (Y)와, 비닐계 중합체(A)와 운모편(B) 및(또는) 유리 플레이크(C) 모두를 포함하는 입자(X) (매트릭스 (Y)에 분산됨)를 포함하는 인공 대리석; 자연석에 가까운 외관을 지니고, 운모편 및(또는) 유리 플레이크를 함유하고 입자(X)로서 유용한 수지 경화물; 및 운모편 및(또는) 유리 플레이크를 함유하고 수지 경화물 제조에 유용한 중합성 조성물이 개시되어 있다.
Patent KR-20010031933-A (KR)
IPC: G06F3/033
Filed: 1999-09-08
Abstract: The object of the present invention to provide a touch panel which is lightweight and provided with a wide operating temperature and impact resistance. The object of the present invention is achieved by using an amorphous polyolefine base resin sheet for forming conductive-layer forming members of the touch and display substrates and using a material for forming a supporting member so that a difference between linear expansion coefficients of the supporting member and each of the conductive-layer forming members is kept within 1×10 -5 /°C.
Patent KR-20010032737-A (KR)
Title: Polyurethane and Polyurethane/Urea Heat-Cured and Moisture-Cured Elastomers with Improved Physical Properties
Inventor: CLIFT SUSAN M
IPC: C08G18/48
Filed: 1998-11-16
Abstract: Elastomers with improved physical properties, particularly hardness, resilience, tear strength, and compression set, may be prepared by the chain extension or moisture cure of isocyanate-terminated prepolymers prepared from a polyol component comprising a high molecular weight, low unsaturation polyoxypropylene diol and a low molecular weight diol. The elastomers are useful for applications such as rollers and other applications for which these physical properties are important.
Patent KR-20010034434-A (KR)
Title: 광가교결합 가능한 액정성 혼합물
IPC: G02F1/13
Filed: 1999-01-26
Abstract: 본 발명에 따르는, 특히 광학 또는 전자-광학 장치용의 광가교결합 가능한 메소제닉(mesogenic) 혼합물은, 중합 가능한 말단 그룹을 각각 두 개 이상 갖는 액정성 단량체를 두 개 이상 함유하는 것 외에, 지환족 또는 방향족 구조 단위를 갖지 않거나 최대 하나를 가지며 중합 가능한 말단 그룹을 하나 이상 갖는 비액정성 단량체를 하나 이상 함유하는 경우 개선된 특성을 나타낸다.
Patent KR-20010041265-A (KR)
Title: 광 병렬 전송용 송수신기 및 광 모듈용 기판
IPC: G02B6/42
Filed: 1999-12-27
Abstract: 본 발명은 가이드 핀(1)을 개재시켜 복수의 수광 소자와 복수개의 광파이버를 광학적으로 결합시키는 광 병렬 전송용 수신기로서, 한 쌍의 가이드 핀(1)과, 한 쌍의 가이드 핀을 평행하게 보유하고, 한 쌍의 가이드 핀(1)의 사이에 복수의 광파이버를 소정 간격으로 보유하는 파이버 보유 수단(2)과, 한 쌍의 가이드 핀(1)의 사이에 복수의 수광 소자를 보유하며, 한 쌍의 가이드 핀(1)의 일단을 보유하는 것에 의해, 수광 소자의 수광면을 포함하는 평면이 가이드 핀(1)의 장축에 대하여 직교하도록 배치되는 수광 소자 보유 수단을 구비하여 구성되고, 파이버 보유 수단(2), 수광 소자 보유 수단(3)이, 수지 성형에 의해 일체적으로 보유되는 것을 특징으로 한다.
Patent KR-20010083783-A (KR)
Title: 실시간 정보 기록장치 및 방법
IPC: G11B27/00
Filed: 1999-12-21
Abstract: 정보매체의 실시간 정보, 예를 들면 광 디스크의 오디오를 기록하는 방법에 있어서, 실시간 정보는 가변량의 압축 데이터를 포함한 단위들로 압축하고, 재생 파라미터들은 그 압축 데이터에 따라 결정한다. 이때의 재생 파라미터들은, 엔트리들을 갖는 접근 리스트(Main_Acc_List)를 포함하되, 다음의 각 엔트리를 고정된 재생시간의 다음의 간격에 할당하고, 상기 간격 이내의 단위에 대한 포인터(Entry[N])를 포함한다. 재생기에서 실시간 정보는 재생시간의 선택된 지점에서 접근할 수도 있다. 접근 리스트에 있는 해당 엔트리는, 그 선택된 시간을 간격으로 나누어서 결정한다. 이 엔트리는 그 선택된 재생시간에 대응한 단위에 대한 포인터(Entry[N])를 제공한다. 보간법은, 간격 이내의 선택된 재생시간에 어드레스를 계산하는데 사용할 수 있어, 그 정확성이 마진 파라미터(Access_Flags[N])에 의해 향상할 수 있고, 이것은 그 선택된 재생시간의 단위와 보간된 어드레스 사이의 최대 거리를 나타낸다.
Patent KR-20010041925-A (KR)
Title: 자동차에 사용되는 것과 같은 점등 장치 또는 조명 장치
IPC: F21V5/00
Filed: 1999-02-04
Abstract: 본 발명은 청구항 1의 전제부에 따른 광원 및 광 유출 면이나 광 유출 평면을 구비하는, 특히 자동차용의 점등 또는 조명 장치에 관한 것이다.  그러한 유형의 점등 또는 조명 장치에서 차도에 대한 최적의 조명을 유지하면서도 그러한 장치의 신호 기능이 눈부심을 일으킴이 없이 이루어지도록 하기 위해, 광 유출 평면이 광원의 가용될 수 있는 수득 광량의 일부를 거의 감쇠시킴이 없이 투과하는 중심 구역(10) 및 그 중심 구역(10)을 환형으로 둘러싸고 수득 광량의 가용될 수 있는 나머지 부분을 단지 감쇠시키면서 투과하기만 하는 외측 구역(20)으로 이루어진다.
Patent KR-20010042486-A (KR)
Title: 분리형 플라이휠
IPC: F16F15/134
Filed: 1999-03-30
Abstract: 본 발명은 서로에 대해 회전될 수 있고, 바람직하게는 내연기관의 비틀림 진동을 감쇄시키기 위하여 댐핑 장치의 작동에 카운터할 수 있는 두개의 플라이휠 중량체를 갖는 분리형 플라이휠에 관한 것이다.
Patent KR-20010052578-A (KR)
Title: 자동화된 온라인 배스 분석 시스템을 위한 수집기
IPC: G01N35/10
Filed: 1999-06-04
Abstract: 샘플의 자동화된 분석을 위하여 액체의 하나 이상의 소스로부터 액체 샘플을 수집하는 수집기(1) 및 방법.    수집기는 액체의 소스로부터 액체를 받고 샘플을 획득하기 위한 액체의 양을 유지하기 위한 하나 이상의 용기(3)를 갖는다.    각각의 용기(3)는 액체의 각각의 소스로부터 액체를 전달하기 위한 입구(17) 및 샘플수집 장치를 용기로 수용하도록 크기가 결정되는 개방된 상부를 갖는다.    수집기는 또한 용기(3)의 개방된 상부를 넘치는 과도한 액체를 받기 위하여 용기의 개방된 상부와 유체 연계되는 방수로(7)를 갖는다.    수집기는 액체가 지속적으로 수집기를 통하여 흐르도록 구성된다.    수집기의 드레인(11)은 수집기로부터 액체를 배수하기 위하여 방수로로부터 액체를 받는다.
Patent KR-20010053135-A (KR)
Title: 열가소성 수지 조성물 및 그의 사출 성형물
IPC: C08K3/34
Filed: 2000-04-24
Abstract: (1) 결정질 폴리프로필렌-기재 수지 55 내지 75 중량%, (2) 비닐 방향족 화합물 또는 에틸렌/α-올레핀 불규칙 공중합체 고무와의 그의 혼합물을 포함하는 탄성중합체 10 내지 30 중량% 및 (3) 평균 입자 지름이 3 μm 이하인 탈크 15 내지 25 % 를 용융-혼련시킴으로써 수득되는 열가소성 조성물.  상기 조성물은 하기와 관련한 특정 요구를 만족시킨다: 성분 (1) 및 (2) 를 용융-혼련시킴으로써 수득한 배합물 중 비닐방향족-함유 고무에 기인하는 X-선 예각 산란에 의해 수득되는 장주기; 배합물 중 폴리프로필렌/탄성중합체 경계면 부근에 존재하는 탄성중합체 입자의 형태 및 직경; 및 결정질 폴리프로필렌 단독중합체 부분에 기인하는 조성물 및 성분 (1) 의 유리전이점간의 차이.  상기 조성물은 내충격성 및 강성 사이에 만족스러운 균형을 가지며 탁월한 사출 성형성을 갖는다.
Patent KR-20020057304-A (KR)
Title: Apartment house information service system and method using internet
Inventor: KIM HAE SOO
IPC: G06F17/30
Filed: 2001-01-02
Abstract: PURPOSE: A complex house information service system and method using the Internet is provided to make trustworthy DB with protocol server to communicate with clients. CONSTITUTION: The system consists of a web server(400), which has a transfer protocol server(410) and a database server, many provider(210, 230) and many clients(110) connected by the Internet or Intranet(300). The database server consists of data(440, 450) and database(430, 460) and searches the database according to the requests. The data can be texts, images or video clips. The transfer protocol server sends the request to the database server(420) and sends the result to the client. The protocol can be OSI, HTTP or IIOP. When a client connects the web server, the web server provided initial web page to support search tools like search window. When the client request information about a specific apartment home to the server, the server provides the database according to the request. When the provider connects the web server, the server gets information about the house like address, phone number, floor plan and price, from the provider.
Patent KR-20020059979-A (KR)
Title: Two way latch circuit for data processing
Inventor: KIM JEONG TAE
IPC: G11C7/00
Filed: 2001-01-09
Abstract: PURPOSE: A bidirectional latch circuit for data processing is provided, which realizes a data processing speed of a micro processor and its peripheral devices. CONSTITUTION: The bidirectional latch circuit comprises the first and the second and the third inverter(11,12,13) inverting input signals(OEBA,LEBA,OEAB). The fourth inverter(14) acts as a buffer according to a signal(OEAB) inverted from the third inverter and delays an input signal(A) of a micro processor according to a bus size of a peripheral device. A D flip flop(16) outputs data as to a signal(B) of the peripheral device after a chip selector is selected according to a signal(LEBA) inverted from the second inverter. And the fifth inverter(15) outputs data being output from the D flip flop to the micro processor after delaying the output of data according to a bus size of the micro processor according to a signal(OEBA) inverted from the first inverter.
Patent KR-20020060291-A (KR)
Title: Air pressure type rotate chuck appurtenance
Inventor: SEO JEOM SUN
IPC: B23B31/30
Filed: 2001-01-10
Abstract: PURPOSE: A pneumatic rotary chuck is provided to contact and slip conveniently by forming an outer passage and an inner passage and actuating individually or simultaneously, and to improve reliability by preventing damage of articles. CONSTITUTION: A pneumatic rotary chuck is composed of an air inlet shaft(10) having two passages(20); a core(30) installed out of the air inlet shaft; an air pack(40) connected to the passage to move a jaw(60) outward in expanding; and a brake(80) connected to the other passage to connect and separate the air inlet shaft from the core. The jaw is installed in the outer periphery of the core, articles are chucked with moving the jaw. The article is separated from the jaw by shutting off air from the outer passage, and the jaw is moved in by contracting a restoring spring(70). Damage of articles is prevented with mounting the spring, and parts are reduced with integrally forming the core.
Patent KR-20020074519-A (KR)
Title: Centralized system and method allowing automated authentication access and billing for multiple Internet sites using
Inventor: HAN DONG JIN
IPC: G06F17/00
Filed: 2001-01-30
Abstract: PURPOSE: A system and method for a centralized automatic authentication, access, and charge applied to many Internet sites is provided to not share a user DB, guarantee a security, and perform an accurate charge according to the amount used when a connection between many cooperated sites is authenticated. CONSTITUTION: A centralized authenticating process system(10) performs an integrally authenticating process. An access information DB(11) stores and manages information related the system(10). A central charging processing system(20) appropriates and levies per time according to sites and services. An authentication objected system(30) is an object of an authentication and receives/processes dynamic authentication information from the central authenticating process system(10). A dynamic authentication information DB(31) stores and manages information related the authentication objected system(30). An authentication requesting system(40) charges an interface to a user and supplies an access to an actual authentication objected system.
Patent KR-20010035289-A (KR)
Title: The badug or chess with computer that get psycology
Inventor: JEONG BYEONG HO
Filed: 2001-02-01
Abstract: PURPOSE: A computer chess and paduk games displaying character and mentality is provided to understand a person's character and mentality by providing a character and mentality analyzing program. CONSTITUTION: A user selects wanted character before starting a chess or paduk game. A various persons character database storing various persons' character and mentality is constructed. A victory or defeat, a time interval for depositing the move and moving distance of a mouse for deposit the move etc. are recorded in the database. A character and mentality analyzing program analyzes data capable of analyzing a player's character and mentality based on the data stored in the database. A character type is converted using a character converting program based on data from the character and mentality analyzing program. When an opponent is selected in other game, the converted type of the character is displayed by storing the converted type of the character.
Patent KR-20020066028-A (KR)
Title: Dynamic focus circuit of CRT display device
Inventor: KIM JAE HWAN
IPC: H04N3/26
Filed: 2001-02-08
Abstract: PURPOSE: A dynamic focus circuit for a CRT display apparatus is provided to maintain the same focus characteristics regardless of different display modes, thereby implementing high-quality display apparatuses. CONSTITUTION: A display mode switching unit(20) switches an inputted signal. The display mode switching unit comprises as follows. A switching driver(21) performs a switching driving by display mode signals. A switch(22) is turned on/off by the switching driver, and switches inductance. An inductor(23) controls inductance for an operation frequency of an input mode by the switch. The switching driver comprises as follows. Transistors(Q1, Q2) are turned on/off when a signal is inputted. The switch is connected between a ground and an input terminal coil(L1) of a DFT(Dynamic Focus Transformer). The inductor is composed of a coil(L), and is connected to the input terminal coil in serial.
Patent KR-20020067732-A (KR)
Inventor: OH GEUI KEE
IPC: A46B11/02
Filed: 2001-02-17
Abstract: PURPOSE: Provided is a sanitary toothbrush with automatic spouting tooth paste function by equipping a housing part filled with tooth paste. CONSTITUTION: The sanitary toothbrush with automatic spouting tooth paste function contains a housing part filled with 40-70g of tooth paste; a toothbrush head fixed to the end of the housing part; a spring for spouting tooth paste to the tooth brush head; a sliding type of plate for opening and shutting a spouting hole by a button to regulate the amount of the tooth paste and a protection cap of the toothbrush.
Patent KR-20020067827-A (KR)
Title: Apparatus for prevention of the breeding
Inventor: CHOI JOON HONG
IPC: A01M7/00
Filed: 2001-02-19
Abstract: PURPOSE: A chemical sprayer containing a height control means for controlling the direction of chemical liquid and an axial fan for uniformly spraying the liquid to a short and long distance is provided. Therefore, it permits quick and uniform spraying to prevent crops and flowering plants from insects and disease. CONSTITUTION: The chemical sprayer comprises: a lower body(100) containing a chemical tank(110), a fuel tank(120) and a spray pump for supplying chemical liquid to a spray nozzle(310); a rotation control part(140) formed at the upper part of the lower body; an upper body(200) constructed at the upper part of the rotation control part to be rotated and equipped with an engine; a tubular head body(300) mounted at the front end part of the upper body, formed by an air inlet(302) and air outlet(304) and equipped with the spray nozzle at the outlet; and an axial fan for blowing air through the air inlet to the air outlet.