baber/WOPTO huggingface dataset:
Patent KR-20000034595-A (KR)
Title: Method for automatically selecting channel in tv
Inventor: CHOE HYONG KEUN
IPC: H04N5/50
Filed: 1998-11-30
Abstract: PURPOSE: A method for automatically selecting a channel in a TV is provided to prevent system load and reduce time consumption. CONSTITUTION: A method for automatically selecting a channel in a TV classifies a cable broadcasting channel and a radio broadcasting channel into a selecting mode of cable using channels, a selecting mode of cable available channels, a selecting mode of radio using channels and a selecting mode of radio available channels, sets a range of the selecting channels by modes, judges which mode a user selects when the user requests the auto channel selection, and performs an auto channel selecting function within the range of the selecting channels corresponding to the mode selected by the user.
Patent KR-20000040953-A (KR)
Title: Production process of ni-zn-cu ferrite working solution using etching wasted liquid including ni and fe chlorides
Inventor: LEE HUN HA
IPC: C01G53/00
Filed: 1998-12-21
Abstract: PURPOSE: A production process of a nickel-zinc-copper ferrite is provided which utilizes an etching wasted liquid including nickel and iron chlorides generated in the process of manufacturing a shadow mask. CONSTITUTION: A production process contains the following steps of: (1) a first step wherein a ferrous ion is oxidized to a ferric ion in the wasted liquid with adding chlorines to the etching wasted liquid or hydrochloric acid under oxygen condition; (2) a second step wherein a metallic scrap that consists of nickel, copper and zinc is added to the oxidized solution in (1) and the used metal scrap is a half as much as the total mole number of ferric ion inside the etching wasted liquid; and (3) a third step wherein a ferrous chloride with twice as much as the total mole number in a nickel ion is added to produce Ni-Zn-Cu ferrite working solution with keeping the ratio of 2:1 between Fe¬+2 and Ni¬+2 + Zn¬+2 + Cu¬+2.
Patent KR-20000041495-A (KR)
Title: Method for supplying circumventive switched information of damaged cable
Inventor: OK GYEONG HWA
IPC: H04B10/25
Filed: 1998-12-22
Abstract: PURPOSE: A method for supplying a circumventive switched information of damaged cable, is provided to supply the circumventive information, by extracting idle core information, through applying an idle core select standard according to priority, after setting up a priority standard to the extracted core information of switched object. CONSTITUTION: A method for supplying a circumventive switched information of damaged cable, applied to a system managing a line, comprises the steps of: extracting core information of switched object; giving priority by setting up a priority standard to the extracted core information; applying an idle core select standard according to the given priority; extracting idle core information; supplying circumventive information; searching a core received in the damaged cable, from a database, if the damaged cable is notified; giving the priority according to the priority standard of optical carrier to the core composing the optical carrier; and storing the given priority, an optical core, and optical carrier information in a database.
Patent KR-20000041970-A (KR)
Title: Anti-oxidant tea for preventing aging
Inventor: KIM JONG DEOK
IPC: A23F3/00
Filed: 1998-12-24
Abstract: PURPOSE: An anti-oxidant tea preventing aging added high anti-oxidant medicine herb is provided. which is preventing free radical from production or removing free radical and then improving retardation of aging. CONSTITUTION: A process of preparation method of A anti-oxidant tea preventing aging is composed of two types. One type is adding epimedii herb, Acorus gramineus, Paeoniae Radix in proper ratio. The other type is adding green tea, Acorus gramineus, Paeoniae Radix, a kind of rhubarb, a kind of bugbane.
Patent KR-20000043087-A (KR)
Title: Method and device for discriminating frequency
Inventor: KIM YANG GYUN
IPC: H03K21/00
Filed: 1998-12-28
Abstract: PURPOSE: A method and a device are provided to improve the accuracy of discrimination by carrying out the discriminating operation only against the normally input signals and by providing the results thereof. CONSTITUTION: A method comprises the steps of: calculating the number of periods of the reference clock signal during a certain time period; determining whether the number of the period is bigger than the first certain value; calculating the degree of the number of frequency that has overflown the first certain value if the number of the frequency is bigger than the first certain value; and calculating the mediation of the number of frequency. In addition, a device comprises a first, second and third counters(42, 48, 50), a first and second comparing parts(54, 56), a dividing part(52), an overflow detecting part(44), and AND gates(40, 46, 58).
Patent KR-20000047295-A (KR)
Title: Voice signal processing method and apparatus for processing voice signal
Inventor: LEE BYUNG CHEOL
IPC: G10L13/00
Filed: 1998-12-31
Abstract: PURPOSE: A voice signal processing method and an apparatus for processing the voice signal are provided to compensate voice signal electrically by reinforcing weak components. CONSTITUTION: A voice signal processing method according to the present invention includes a first and a second steps. At the first step(200), a voice signal and a non-voice signal are separated from an audio signal including at least small voice. At the second step(330), the voice signal separated at the first step(200) is amplified differently according to the strength of the voice signal so as to compensate voice signal electrically by reinforcing weak components.
Patent KR-19990067460-A (KR)
Title: 돌라스타틴 15의 펩티드 유도체 및 그의 용도
IPC: A61K31/00
Filed: 1996-10-30
Abstract: 다음 화학식의 신규 펩티드 및 그의 제조는 개시되었다. 
     A-B-D-E-F-L 
     (여기서, A, B, D, E, F, 및 L은 명세서에서 명시된 바와 같음)  신규 화합물은 질병을 억제하는 데 적절하다.
Patent KR-19990081840-A (KR)
Title: 방화용 판유리
IPC: C03C23/00
Filed: 1997-11-17
Abstract: 본 발명은 소다라임유리로 분류될 조성을 가지는 유리 조성물로 형성되는 방화용 판유리에 관한 것이다.  지금까지, 판유리의 생산성이 높고, 유리 용해요의 수명을 단축시킬 우려가 없는 소다라임유리제 방화용 판유리가 요망되고 있었으나, 내구성이 높고, 연화되기 어려운 소다라임유리제인 것은 없었다.  그래서, 소다라임유리를 특정의 유리 조성으로 조합하고, 이것을 이용하여 연화점을 780℃ 이상으로 함으로써, 내구성이 높고, 연화되기 어려운 소다라임유리제 방화용 판유리를 제공할 수 있었다.
Patent KR-20000004977-A (KR)
Title: Process for recognizing irregularities in combustion processes in a multiple cylinder diesel internal combustion engine
Inventor: WENZLAWSKI KLAUS
IPC: F02B3/06
Filed: 1997-03-04
Abstract: PURPOSE: The structure-borne noise sensors picks up combustion noises in the individual cylinders to recognize irregularities in combustion processes in a multiple cylinder diesel internal combustion engine. CONSTITUTION: Structural noise sensors separately pick up the noise signals for the individual cylinders in measurement windows which can predetermine the combustion noise. Individual structural noise signals are compared with threshold values specific to each cylinder, then check whether or not the noise signals exceed threshold values within or outside established measurement windows. If the threshold values are exceeded outside measurement windows, it regards as injection errors. Otherwise, if the threshold values don't be exceeded within measurement windows in that case of the maximum amplification, it regards as failures.
Patent KR-19990045812-A (KR)
Title: 장난감기차용레일커넥터
Filed: 1999-01-15
Abstract: 본 발명은 장난감 기차용 레일을 쉽게 연결하기위한 입체 형상물의 커넥터에 관한 것으로서 금속의 냉간압연 공정 및 사출 공정을 통해 제조되는 장난감 기차용 레일 및 커넥터를 제공하고 종래의 것보다 더욱 저렴한 가격으로 생산할 수 있는 방법과 단단하고 조립이 간편한 결과물을 제공하는 것이다.
Patent KR-20000055969-A (KR)
Inventor: NO KYUNG SOO
IPC: F25D31/00
Filed: 1999-02-11
Abstract: PURPOSE: A coffin freezing apparatus is provided to prevent bad smell due to decay of a corpse by maintaining a coffin in a freezer for elongating a funeral period and conveniently draw the coffin even in a limited place by disassembling the wall parts of the coffin freezing apparatus. CONSTITUTION: A coffin freezing apparatus includes a freezer(20) connected with a compressor(23), a condenser(24) and a control element(25) in a machinery chamber(21), and a freezing case body(10) formed with wall parts(12,13) able to be assembled or disassembled with coupling elements(13b), mounted with an evaporator(22) connected to a refrigerant tube of the freezer and a lid(14) at an upper part for opening and closing the case body, wherein a bottom plate(11) of the case body is formed with a sealing groove along the edge part and inserted with sealing protrusion parts(12a,13a) of the wall parts.
Patent KR-19990077465-A (KR)
Title: 유기전기장발광성소자
IPC: H05B33/10
Filed: 1999-02-24
Abstract: 개시된 내용은, 양극전극과 상기 양극전극에 대향하는 음극전극과의 사이에, 유기화합물로 구성되는 적어도 일 층의 발광층을 포함하는 유기전기장발광성소자에 관한 것으로, 상기 양극전극에 접해서 위치하는 유기층은, 전자수용성 도펀트로서, 상기 유기층의 유기화합물을 산화하는 성질을 가지는 전자수용성 화합물을 포함하는 유기 화합물로 형성되며, 상기 전자수용성 화합물은 진공중으로 동시층착법 (simultaneous evaporation method)에 의해 상기 유기층에 도핑된다.
Patent KR-19990046446-A (KR)
Title: 퍼포레이티드패널의제조방법
Filed: 1999-03-13
Abstract: 본 발명은 알루미늄 패널의 표면에 니켈 및 크롬 도금층을 형성하여 크롬도금층 표면의 미세 기공에 의해 패널의 국부에서 부식 전류밀도가 떨어져 내식성이 향상되는 공기청정실의 바닥재용 퍼포레이티드 패널(Perforate panel)에 관한 것으로서, 이의 제조방법은 일정한 크기와 두께를 갖는 알루미늄 패널을 성형하는 제 1 공정, 상기 제 1 공정에서 성형한 패널에 여러 개의 구멍을 선택적으로 천공하는 제 2 공정, 상기 제 2 공정을 거친 패널 표면의 불순물, 스케일을 제거한 후 표면을 활성화시키는 제 3 공정, 상기 제 3 공정을 거친 패널의 외면에 니켈도금층을 형성하는 제 4 공정, 상기 제 4 공정을 거친 패널의 니켈 도금층 위에 크롬도금층을 형성하는 제 5 공정, 및 상기 제 5 공정을 거친 패널을 수세 및 건조하는 제 6 공정을 포함하여 이루어진다.
Patent KR-20000060535-A (KR)
Inventor: LEE JONG NAM
IPC: H04W84/02
Filed: 1999-03-17
Abstract: PURPOSE: A wireless distribution apparatus in an oversea's wireless local loop system and a duplicating link method for a wireless transmission station are provided for implementing a reliable operation and maintenance link connection of RDU and RCS in an oversea's wireless local loop(WLL) system. CONSTITUTION: QD2L2(ONM Data Link layer) resides in RIM(RSC Interface Module) of RDU(Radio Distribution Unit), polls RCS(Radio Carrier Station) and requests a connection set(Set Response Mode: SNRM) to QD2L2 of RCS(S10). If a first link is not set, a connection set is requested to the second link(S20, S30). If a second link is not set, the connection set is requested to the first link(S40). RIM board resides in RDU. The first QD2L2 of the first RIM polls(operation that a connection set message is transmitted) to the first RCS using ADDRESS=22h and polls to the second RCS using ADDRESS=23h for thereby requesting a connection set. At this time, the message is continuously transmitted until a response of the connection set message is received at an interval of 500ms.
Patent KR-20000065397-A (KR)
Inventor: KIM WOO JAE
IPC: E03F3/04
Filed: 1999-04-02
Abstract: PURPOSE: An air-tight packing for a connecting part of concrete sewer pipe is provided to maintain the watertight state of connecting part of sewer pipe even though the connecting part is free from moisture. CONSTITUTION: In the air-tight packing for a connecting part of concrete sewer pipe, the projections that are formed in the outside of rubber packing(13) maintain the airtight of space between packing and inside of socket(1a). The water expansive rubber packing(14) of space that is formed in between the projections maintain the air tight of the connecting part of sewer pipe can be in state of watertight. And the projections prevent the water expansive rubber packing from drying even though the connecting part is free from moisture.
Patent KR-20000065460-A (KR)
Inventor: CHO YONG BEOM
IPC: H04Q3/00
Filed: 1999-04-03
Abstract: PURPOSE: A digital hop field neural net chip for the channel assignment of mobile communication is provided to embody a neural net algorithm to effectively allocate channels in cellular mobile communication as a hardware. CONSTITUTION: A neural net algorithm is configured using a hop field network so that, when a channel is assigned in a unit cell, the channel cannot impact adjacent cells. To embody the neural net algorithm as a hardware, it is coded by VHDL(Very High Density Lipoprotein) and processed with functional simulation. After going through logical composition using a CAD(Computer Added Design) tool, the functionally simulated algorithm is embodied as a chip by a full custom process.
Patent KR-20000072875-A (KR)
Inventor: MUN DONG YEONG
IPC: H04N21/434
Filed: 1999-05-01
Abstract: PURPOSE: An apparatus and method of multi decoding a MPEG video is provided to decode video signals in a multi channel cyclically by a slice per unit, thereby easily and independently controlling each video. CONSTITUTION: A method of multi decoding a MPEG video comprises the steps of: decoding a bit stream of one of a plurality of channels by a slice unit and then changing into a slice decoding operation of other channel to perform the decoding operation in order; and repeating the above step with respect to other slice unit of each channel to multiply decode the bit streams of the plurality of channels. In the method, the decoding operation is changed at a slice unit interval. An apparatus and method of multi decoding a MPEG video comprises a syntax processor for indicating the bit stream of the channel out of the plurality of channels to be decoded in circle and multiply decoding the bit stream, and a video processor for restoring the bit stream decoded in the syntax processor into a video data by a desired video restoring format.
Patent KR-20000073353-A (KR)
Inventor: HAN MAN YEOP
IPC: E01D2/02
Filed: 1999-05-10
Abstract: PURPOSE: An adjuster for the tension force of a girder is provided to compensate the droop and the crack of a bridge by adjusting the tension force of a steel wire and to adjust a load resistant force as needed. CONSTITUTION: A steel wire(30) is fixed to both ends of a girder(31) by each fixing member(33) and extended from the lower flange of the girder to give tension force to the girder. A tension force controller contains a first supporting member(41), a second supporting member(42) and an interval member(43) at a cutting portion(40) of the girder. The tension force controller connects each steel wire to install a bridge and to control the tension force of the steel wires after the installation.
Patent KR-20000073630-A (KR)
Inventor: LEE SANG GYUN
IPC: H02H7/12
Filed: 1999-05-12
Abstract: PURPOSE: An over current protecting circuit of an automatic voltage adjusting device is provided to protect a switch element by interrupting current applied to a base of the switch element when an over voltage is generated at a primary inductor. CONSTITUTION: An over current protecting circuit of an automatic voltage adjusting device comprises a primary inductor(Np) which has one end connected to a power and the other end connected to a collector of a switching transistor(Tr1). A driven resistor(Rg) has a first terminal connected to a positive terminal of a dc line stage and a second terminal connected to a first node. The base and the collector of the switching transistor are connected to first and second nodes. A capacitor(C1) whose one end is connected to the second node, has the other end connected to an anode of a zener diode(ZD), which has a cathode connected to the first node. A first resistor(Rb) whose one end is connected to the first node, has the other end connected to a cathode of a first diode(D1) through a third node. A second resistor(R1) whose one side is connected to the third node, has the other side connected to one sides of third and fourth resistors(R2,R3), respectively. The other side of the third resistor(R2) is connected to the second node. A transistor(Tr2) whose collector is connected to the second node, has an emitter connected to the first node. The base of the transistor(Tr2) is connected to the other side of the fourth resistor(R3).
Patent KR-20010001833-A (KR)
Inventor: JUN BYEONG GUK
IPC: G06F17/40
Filed: 1999-06-09
Abstract: PURPOSE: A bookmark list updated or drawn up is stored in predeterminded storage area of a server connected to internet. The user uses the stored bookmark list from a plurality of computer terminals connected to the server. CONSTITUTION: A user using a computer terminal accesses via the internet a server(s10) and request registration to the server by inputting his or her user information(s20). If the user information is valid, the server admits registration of the user and allocates a storage area for bookmark list in storage block of the server(s50). The server receives a bookmark list drawn up by the user and stores the bookmark list in the allocated storage area(s60). After registration process, the user logs in the server using one of computer terminals connected to the server and transmits registration information(s90). The server confirms the registration information of the user(s100) and transmits the bookmark list stored in the allocated storage area for the user(s110). On receiving the bookmark list, the computer terminal of the user compare the received bookmark list with a bookmark list stored in the computer terminal(s120). If the received bookmark list has new bookmark information, the computer terminal updates its bookmark list(s130). If the bookmark list of the computer terminal has new bookmark information, the computer terminal transmits the new bookmark information to the server. The server updates the bookmark list stored in the storage area allocated to the user(s170).
Patent KR-20010002350-A (KR)
Inventor: BAN BONG CHAN
IPC: A01N61/00
Filed: 1999-06-10
Abstract: PURPOSE: An agent useful for removing red, green, and blue tides using sludge grown in places for purifying water and slag produced in iron manufacturing processes is provided, thereby waste materials are recycles as high value added materials, so that the costs of removing red, green and blue tides are reduced. CONSTITUTION: The agent useful for removing red, green, and blue tides comprises sludge grown in places for purifying water and slag produced in iron manufacturing processes. In particular, the composition of sludge consists of 35 to 50 wt.% of silica(SiO2), 20 to 30 wt.% of alumina(Al2O3), and 15 to 30 wt.% of other materials, and the composition of slag consists of 40 to 46 wt.% of potassium oxide(CaO), 2 to 8 wt.% of magnesium oxide(MgO), 10 to 15 wt.% of silica oxide(SiO2), 1 to 2% of aluminium oxide(Al2O3), 18 to 30% of ferric oxide(FeO), and 5 to 7% of manganese oxide(MnO), in which other materials contain organic materials, carbon, and chemical binding number and their contents are remarkably decreased at 200 to 400 deg.C, by 90% at 500 deg.C, and almost all at 600 to 800 deg.C.
Patent KR-20000011342-A (KR)
Inventor: PADAVI ADEKANIJARIL
IPC: G06F1/32
Filed: 1999-06-29
Abstract: PURPOSE: A game port interface falling apparatus and method thereof are provided to hold a host processor by low power consumption mode and exactly detect of movement of joystick by using a joystick interface. CONSTITUTION: The game port interface(150) comprises a timing circuit(460) for sensing a state variation of a joystick(400) for interfacing to the game port interface(150), a data bus(157) and an ISA interface(470) for measuring the movement of the joystick(400). The data bus(157) in the game port interface(150) further comprises a first data path(157a) used for the ISA bus interface(470) and a second data path(157b) used for a second processor(154) such as microcontroller, microprocessor and digital signal processor.
Patent KR-20010010206-A (KR)
Inventor: CHOI JONG GWON
IPC: G11B7/095
Filed: 1999-07-16
Abstract: PURPOSE: A non-circular optical disk is provided to secure a center by exactly installing in a loading portion of 80mm and to have the high yield rate. CONSTITUTION: Many protrusions(13) are formed under an optical disk(10). The protrusions guide a loaded position of the optical disk(10) by hanging in the inside of a 80mm loading portion(17). The protrusions prevent a twisting of the loaded position by a vibration. The protrusions are formed by an injection molding tooling process. A scratch of a recording layer by a crack is prevented. Thereby, the yield rate of the optical disk is prevented.
Patent KR-20010016652-A (KR)
Inventor: JANG SEONG HO
IPC: H01J9/22
Filed: 1999-08-02
Abstract: PURPOSE: A fluorescent layer of a PDP(plasma display panel) is provided to improve panel brightness by raising selectively the central portion of the fluorescent layer. CONSTITUTION: The PDP comprises a face plate, a rear plate(2), and barrier ribs(7). The second electrode(16) is formed on the central portion of the fluorescent layer, having 20-25 micrometer thick for protrusion. According to increase of the thickness of an address electrode(16) that passes the central portion of each cell, the central potion of the fluorescent layer can be protruded in discharge space. Therefore, the central potion of the fluorescent layer is located at high electron density and exited energy that controls an amount of a visible ray increases.
Patent KR-19990078772-A (KR)
Title: 완충용 에어백
IPC: B60R21/16
Filed: 1999-08-05
Abstract: 본 발명은 에어튜브를 차체의 곡률에 따라 휘어지도록 하는 마디부를 경질의 부재로 하여 외력에 대한 하중에 대하여 발생하는 과압력에 대하여 전체적으로 반발력이 발생하지 않는 것을 목적으로 한 완충용 에어백에 관한 것으로서, 상기 목적을 실현하기 위한 본 발명은 복수개의 에어튜브들을 차체의 곡률 반경을 따라 휘어지도록 함과 함께 에어주입구를 갖춘 완충용 에어백에 있어서, 경질재로 차체의 곡률반경에 따라 절곡된 각을 가지며, 양단이 연통된 상태로 외경에 수나사산(120)과 이 수나사산(120)에 인접하여 지지단(140)을 갖춘 연결구(100)를 구비하고, 이 연결구(100)의 양측이 에어튜브(210)들에 진입하여 너트(300)로 체결되며, 너트(300)에 체결력이 제공되도록 연결구(100)가 진입한 에어튜브(210)의 인접면에 너트(300)와 연결구(100)의 지지단(140)에 지지되는 링(400)을 개재하여 봉합하며, 너트(300)와 에어튜브(210)의 밀착면을 통해 에어튜브(210)에 충진된 에어의 누설이 방지되도록 너트(300)를 수용한 상태로 연결구(100)의 양단에 끼워져 에어의 충진 압력에 의해 에어튜브(210)의 내측면에 밀착되는 실링부재(500)를 특징적 구성으로 한다.
Patent KR-20010019933-A (KR)
Inventor: BAEK YEONG MIN
IPC: C03B5/00
Filed: 1999-08-31
Abstract: PURPOSE: A mold device for preparing a silica glass is provided which prepares flawless excellent silica glass by removing bubbles, impurities and cohered materials contained in a brush before injecting the brush into a mold. CONSTITUTION: The mold device for preparing a silica glass comprises: (i) a brush reservoir(100) which has a brush outlet(101) and a brush(102); (ii) a cylindrical mold(160) which has a brush injecting hole(164); (iii) a connecting hose(120), either end of which is connected to the brush outlet of the brush reservoir and the brush injecting hole of the mold; and (iv) a filter(150) which is installed on the course of the connecting hose and filters bubbles and impurities in the brush.
Patent KR-20010025803-A (KR)
Inventor: KIM BYEONG HA
IPC: B23P21/00
Filed: 1999-09-01
Abstract: PURPOSE: Steel monoblock producing method is provided to process a monobloc by steel and to manufacture stable steel having strong endurance. CONSTITUTION: A method for producing a steel monobloc comprises a first stage supplying a strip wound as a coil(1) shape; a second stage injecting oil on a surface of the strip; a third stage forming a cup(14a) by blowing the strip after locating a die on a lower portion of the strip and a punch on an upper portion; a forth stage extending size of the cup to form the cup into a specific thickness; a fifth stage trimming the cup into a necessary size; and a sixth stage necking an upper portion of the cup narrowly while beading on outer and inner sides.
Patent KR-19990083958-A (KR)
Title: 수문의 개폐장치
IPC: E02B11/00
Filed: 1999-08-30
Abstract: 본 발명은 하천이나 관계용수로에서 논밭으로 향하는 배수로의 출구에 설치하여 개폐작용을 하기 위한 수문에 관한 것으로서, 개폐작동을 원활하고 신속하게 할수 있는 수문을 제공하고자 하는 것을 과제로 한다. 
     본 발명의 수문은, 배수로출구에 축조되고 하부에 배수구멍(1a)이 형성되어 있는 벽체(1)와, "ㄷ"단면형으로 되어 상기 배수구멍(1a)의 양 측부에 수직되게 고정된 가이드프레임(12a)과, 사각의 판형상으로 되어 상기 가이드프레임(12a)에 승강 가능하게 결합된 개폐판(3)과, "ㄷ" 단면형으로 되어 그 하단부가 상기 개폐판(3)의 상부에 회동가능하게 결합된 승강로드(4)와, 승강로드(4)의 내측에 상하로 소정의 간격을 두고 배치됨과 함께 승강로드(4)에 회동 가능하게 결합되어 있는 복수의 회동로드(5)와, 상기 승강로드(4)를 가이드하기 위해 벽체(1)에 고정된 가이드블록(7)과, 회동로드(5)에 치합되어 있는 스프로킷휠(6a)을 구동하기 위한 구동장치 또는 구동모터(6)로 되어, 상기 구동모터를 회전시켜 승강로드를 승강시키는 것에 의해 개폐판이 배수구멍을 개폐하도록 된 것을 특징으로 한다. 
     본 발명의 또다른 수문은, 상기에서 가이드프레임(12)은 배수측이 개방된 "L" 단면형으로 되어 있음과 함께 하부에는 배수측의 수로바닥과 예각을 이루는 경사가이드판부(12a)가 형성되어 있고 개폐판(13)의 하부에는 상기 경사가이드판부(12a)에 접촉되는 롤러(13a)가 설치되어, 상기 개폐판이 상승하여 롤러가 경사가이드판을 이탈하는 위치에서 개폐판이 배수측의 상부로 회동하여 완전 개방되도록 된 것을 특징으로 한다.