baber/WOPTO huggingface dataset:
Patent KR-20000041762-A (KR)
Title: Method and apparatus for peeling inner skin of raw chestnut
Inventor: JUNG JI HEUN
IPC: A23N7/02
Filed: 1998-12-23
Abstract: PURPOSE: A process for peeling the inner skin of a raw chestnut from the nut by using a chemical treatment method and physical treatment method simultaneously and apparatus thereof are provided which are allowed a raw chestnut to maintain their form and reduce the residual amount of the skin. CONSTITUTION: A process uses a chemical method such as an alkali treatment and a physical method such as passing through a brush and high pressure crusher and then washing. Thus, it comprises pretreating by dipping an outer skin-peeled raw chestnut in 0.5 to 10% caustic soda at 30 to 45°C for 40 to 60 min; removing the inner skin by allowing the pretreated chestnut to pass through a high pressure water injector (10) and a brush-attached container belt (30) in moving the chestnut to the container belt; washing by allowing sediments to pass through the high-pressure water injector; dipping the inner skin-removed raw chestnut in a water tank (40) to remove alkali; and drying.
Patent KR-20000046301-A (KR)
Title: Water-soluble top coating paint composition for car
Inventor: KIM SANG HOON
IPC: C09D5/02
Filed: 1998-12-31
Abstract: PURPOSE: A water-soluble paint composition is provided which has cold- resistance chipping property, impulse-resistance, flexibility-resistance and recoating-sticking property. CONSTITUTION: A water-soluble paint composition comprises; 20-50wt% of polyacryl water-dispersed resin having hydroxy group of 50-200 mgOH/g and glass transition temperature of -20 to 10°C; 5-15wt% of polyurethane-urea water-dispersed resin having hydroxy group of 10-50 mgOH/g and glass transition temperature of -10 to 30°C; 0.5-5wt% of hardening agent containing hydrophilic amino group; 5-40wt% of one or mixture of metalic water-dispersion solution and colored paint water-dispersion solution; 1-15wt% of cosolvent; 0.5-2wt% of wetted dispersant; 0.1-1.0wt% of antifoaming agent; 1-5wt% of fluidity controlling agent; 0.1-2wt% of wetting agent; and 0.3-5wt% of neutralizing agent.
Patent KR-20000046322-A (KR)
Title: Radio interface unit in fiber loop carrier-curb system
Inventor: HAN SEONG IL
IPC: H04B10/43
Filed: 1998-12-31
Abstract: PURPOSE: A radio interface unit in the FLC-C(Fiber Loop Carrier-Curb) system, as installed in the ONU(Optical Network Unit) of the FLC-C system, is provided to carry out an ATM(Asynchronous Transfer Mode) cell type interface between the ATM cell bus and the subscriber line. CONSTITUTION: A radio interface unit is comprised of an SRAM part(210), an ATM cell bus connection part(220), an ATM cell processing part(230), a line connection part(240) and a HDSL(High bit rate Digital Subscriber Line) connection part(250). The SRAM part(210) is a memory storing routing information for ATM cells. The ATM cell bus connection part(220) is interfaced with an ATM cell bus(125) to input and output the data of the ATM cell unit. The ATM cell processing part(230) interfaced with the ATM cell bus connection part(220) performs the function of assembling and disassembling in an ATM adaptive layer. The line connection part(240) and the HDSL connection part(250) are interfaced with a subscriber line(123).
Patent KR-19990071975-A (KR)
Title: 신규한복합조성물
IPC: A61P11/06
Filed: 1997-09-24
Abstract: 본 발명에서는 제1 활성 성분으로서 포르모테롤 또는 그의 염 또는 용매화물 유도체를 포함하고, 제2 활성 성분으로서 부데소니드를 포함하는 (여기에서, 제1 활성 성분:제2 활성 성분의 몰비는 1:30 내지 1:36이다) 조성물 또는 키트, 및 상기 조성물 및 키트의 호흡기 장애 치료에서의 용도를 제공한다.
Patent KR-19990076598-A (KR)
Title: 유동층 또는 수송층 반응기용 암모산화 촉매의 제조 방법
IPC: B01J37/02
Filed: 1996-12-18
Abstract: 지지체 상에  침착된,  바나듐,  안티몬  및  선택적으로  주석 및/또는 티탄 및/또는 철 및/또는 다른 금속을 기재로 하는  복합 산화물을  포함하는  촉매의  제조 방법,  및  그것의  알칸의 암모산화를 위한 용도가  공개된다.     상기 방법은  하나 이상의  포화 알콜 중  각각의  바나듐,  안티몬 또는 선택적으로 주석 및/또는 티탄 및/또는 철 및/또는 다른 금속 화합물 용액으로  고체 산화물 지지체를  함침시키고,  수득되어진  함침된  고체 지지체를  pH 가  6 내지 8 인  완충 수용액과  접촉시키며,  그 고체를  분리,  건조하여,  두 단계로,  즉 300 내지 350 ℃  및  400 내지 800 ℃ 에서  차례로  하소함을  포함한다.     그러한 촉매는  유동층 또는 수송층에  사용하기에  적합하다.
Patent KR-20000010657-A (KR)
Title: Computer-assisted process and device for processing image points of image segment
Inventor: KAUP ANDRE
IPC: H04N11/04
Filed: 1997-06-13
Abstract: PURPOSE: A process and device are disclosed for extrapolating the brightness and/or color values of the image points of a first image segment of any shape onto image points of a second image segment of any shape. CONSTITUTION: The extrapolation is carried out in such a way that a signal curve of the brightness and/or color values of the image points of the second image segment is smoothed and that the signal curve of the brightness and/or color values of the image points of the second segment is adapted to the brightness and/or color values of the image points of the first image segment in a boundary area between the first image segment and the second image segment. Thereby, considerable saving can be achieved in quantization, coding and transfer of spectrum coefficient relating to image coding.
Patent KR-19990067710-A (KR)
Title: 산소 함유 점화로용 축열식 산소 예열처리 방법
IPC: F27D17/00
Filed: 1999-01-02
Abstract: 본 발명은 로로부터 재순환된 가열된 연도 가스에 의해 예열처리된 산소 함유 점화로로 산소를 공급시키기 위한 방법 및 장치에 관한 것이다.    적어도 제 1축열기 베드 및 제 2 축열기 베드를 각각 갖는 1개 이상의 축열기가 제공된다.    베드는 교대로 순환되어 하나는 로로부터 배출된 고온의 연도 가스로 예열처리되고나머지 하나는 로 버너로 공급하기 위해 이미 가열된 베드를 통해 산소를 예열처리한다.    축열기 베드로 공급된 고온의 연도 가스의 양은 전체로 연도 가스의 일부를 연속으로 배출시켜서 축열기를 우회함으로써 조절되고, 축열기 베드는 축열기 베드가 연도 가스에 의해 가열되기 전에 로로 공급될 재순환된 냉각된 연도 가스에의해 잔류 산소로부터 배출된다.
Patent KR-20000050385-A (KR)
Title: Vacuum fluorescent display
Inventor: LEE HYEON JIN
IPC: H01J31/00
Filed: 1999-01-08
Abstract: PURPOSE: A fluorescent display is provided to improve the emission property of thermal electrons. CONSTITUTION: A fluorescent display comprises a conductive layer(23) formed on the substrate with a certain pattern, a fluorescent layer(22) deposited on the conductive layer, a grid electrode(19) formed on the conductive layer with a certain pattern, a plurality of line cathodes on the grid electrode aligned in parallel each other on the grid, a transparent front substrate(12) placed away from the line cathode with a certain distance for forming a free space for electrons with coupled with a back substrate(11), and a diffusion grid(26) placed inside the front substrate and comprised of conductive lines for diffusing radiating angle of the thermal electrons emitted from the line cathode.
Patent KR-19990045793-A (KR)
Filed: 1999-01-07
Abstract: (1)발명이 속한 기술분야 
     액체충전용기용 배출대의 구조 및 그 사용을 위한 작동장치 
     (2)발명의 목적 
     종래의 액체용기는 과다한 흡입력을 필요로 하였던 바, 본 발명은 안정되게 음용함은 물론 그 배출대를 용이하게 사용할 수 있게 개량함을 그 목적으로 한다. 
     (3)발명의 구성 
     배출대(100)는; 본체(110)의 중심부에 형성된 작동부삽입구에 유출구가 있는 작동부(120)를 조립시키는 것이며, 상기 본체(110)에 작동부(120)가 조립되어된 상방의 구부를 중심으로는 마개(130)를 끼워 조립시킨 특징의 것에 있어서, 상기 작동부(120)의 유출공(122) 행동거리인 「ℓ」 보다도 상기 본체(110)의 나사산(112)이 상층부 까지 형성된 구부(111)의 길이인  「L」 이 더 길게 된 것을 특징으로한 것이다. 
     (4) 발명의 효과 
     작동부를 손으로 끌어 올리지 않고, 마개를 개봉할 때 작동부가 일정이상 상향되면 마개는 자동으로 작동부로 부터 이탈 되어지는 바, 그 사용이 매우 편리한 특징이 있음은 물론, 마개의 돌리는 힘에 의해 그 마개가 작동부로 부터 이탈되어지는 바 어린아이나 노약자 등도 매우 안정되게 본 발명의 배출대를 사용할 수 있는 것이다.
Patent KR-20000056623-A (KR)
Inventor: HONG YE SUN
IPC: F16K31/00
Filed: 1999-02-24
Abstract: PURPOSE: A proportional electromagnet is provided to accomplish enhanced performance of the electromagnet with reduced cost and size suitable for an actuator for performing a proportional control for a small-sized proportional control valve. CONSTITUTION: A proportional electromagnet comprises a solenoid coil(11) for receiving a current from an external source and generating magnetic flux, stators(14, 15) for forming a magnetic path for the magnetic flux generated from the solenoid coil(11) so as to have two magnetic poles(14a, 14b) in two axial directions perpendicular to each other on a two-dimensional plane, and an armature(17) which faces two magnetic poles(14a, 14b), respectively, in horizontal direction and in vertical direction with an air gap therebetween and is installed to be rotatable centering from an axis which is vertical with respect to the two-dimensional plane so as operate an external device by a magnetic force generated from the magnetic poles.
Patent KR-20000056699-A (KR)
Inventor: JANG DONG YEON
IPC: F25B39/04
Filed: 1999-02-25
Abstract: PURPOSE: A condensation system of a refrigerator by using waste heat of a machinery chamber of the refrigerator is provided to effectively cool a compressor and a water cooling condenser by using water circulating via a water pipe and use the heat absorbed from the compressor and the water cooling condenser to prevent frosting around the refrigerant door. CONSTITUTION: A condensation system of a refrigerator by using waste heat of a machinery chamber of the refrigerator includes a water cooling condenser(53) for condensing a refrigerant compressed by a compressor(51) in a vapor state of high temperature and high pressure to a liquid state of high pressure by heat exchange with water, a hot line condenser(55) mounted on a door of the refrigerant for dissipating the heat of the water which exchanged heat with the vapor refrigerant and preventing frosting around the door, and a water pipe(57) connecting the water cooling condenser and the hot line condenser for circulating water.
Patent KR-20000066036-A (KR)
Title: Mold for producing curved glass
Inventor: HONG SUN MOO
IPC: C03B11/07
Filed: 1999-04-12
Abstract: PURPOSE: A mold for producing curved glass is provided, which can produce the precise glass regardless of its size and the shape homogeneously and continuously. Therefore, the mold is produced by being divided into three parts and put together. CONSTITUTION: A mold for producing curved glass is divided into 3 parts which are an A mold(1), a B mold(2), and a forming mold(3) and assembled. Especially, a dent on the slanted surface(2') is installed onto the B mold(2) for making the boarded glass fixed into the exact point and easy work and a small hole(4) onto the forming mold(3) for smooth air discharge.
Patent KR-20000067305-A (KR)
Inventor: HUH IK
IPC: H01L21/82
Filed: 1999-04-27
Abstract: PURPOSE: A fuse element is provided to be adapted to obtain a process margin and make a design area to be minimal by forming the fuse element in a multi-layer structure. CONSTITUTION: A fuse element comprises a first insulating film formed on a wafer, a plural of first fuse element patterned on the upper portion of the first insulating film at a distance, a second insulating film formed on the upper portion of the first insulating film including the first fuse element, and a plural of second fuse element patterned on the upper portion of the second insulating film on the area spaced away between the first fuse elements. Such a fuse element is applied to word and data lines of memory, respectively.
Patent KR-20000005648-A (KR)
Inventor: TSUYUGUZI HIROSI
IPC: G06F9/445
Filed: 1999-05-11
Abstract: PURPOSE: A data accumulation device is provided to easily read data stored in a storage medium in no connection with a superior device. CONSTITUTION: The data accumulation device comprises a first record medium(8), a data conversion part(6), a connection part(2, 4), a second record medium(8a) and a controller(19). A first data for a superior device is recorded in the first record medium(8). A second data not used by the superior device is recorded in the second record medium(8a), which is selectively installed to the data conversion part(6). The connection part(2, 4) selectively connects the data conversion part to the superior device. The controller(19) checks whether the data conversion part(6) is connected to the superior device through the connection part(2, 4) and whether the second record medium(8a) is installed to the conversion part(6). The controller(19) forces the data conversion part(6) to operate when the conversion part is connected to the device, and controls the data conversion part(6) when the conversion part is not connected to the device and when the second record medium(8a) is installed to the conversion part.
Patent KR-20010001963-A (KR)
Inventor: KIM GEUN TAE
IPC: H01L27/108
Filed: 1999-06-10
Abstract: PURPOSE: A method for manufacturing a charge storage electrode of a semiconductor device is provided to easily form the charge storage electrode and to simplify a manufacturing process, by forming a hole pattern using a photoresist layer pattern. CONSTITUTION: A bit line electrically connected to a drain(22) through a plug is formed on a substrate(100) having a gate electrode(1), a source(21) and the drain for forming a semiconductor device. A photoresist layer pattern is formed in a selected region on the entire surface for forming a charge storage electrode. A low temperature oxidation layer is formed on the entire structure having the photoresist layer pattern. After the photoresist layer pattern is eliminated to form a hole pattern, the hole pattern is filled with a metal material. The low temperature oxidation layer is eliminated to form the charge storage electrode electrically connected to the source through the plug.
Patent KR-20010003554-A (KR)
Inventor: HA HYEON TAE
IPC: B63B13/00
Filed: 1999-06-24
Abstract: PURPOSE: A ballast system of an oiltanker is provided to satisfy the marpol rule I/25A by reducing surface tension moment in an empty state by placing two or three ballast tanks widthwise of an oiltanker body less than 44M of width and less than 100,000DWT of shipping weight. CONSTITUTION: A tanker is vertically divided into first to sixth sections from the head to the tail. When dividing the second to fifth sections into horizontal three sections from A to B, the first section, the second A section and the second C sections are unified and then the unified section is divided into horizontal two sections to placed first and second ballast tanks(101,102) in the two sections. The second B section and the third B section are unified and a third ballast tank(103) is placed therein. Fourth and fifth ballast tanks(104,105) are respectively placed in the third A section and the third C section. A sixth ballast tank(106) is placed in the unified fourth A and fifth A section. A seventh ballast tank(107) is placed in the unified fourth B and fifth B section. An eighth ballast tank(108) is placed in the unified fourth C and fifth C section. Ninth and tenth ballast tanks(109,110) are respectively placed in the divided sixth section. According to the placement of two or thee ballast tanks widthwise of a tanker, surface tension moment is reduced in an empty state of the tanker. Thereby, the marpol rule I/25A is satisfied.
Patent KR-20010004346-A (KR)
Title: Ferroelectric memory device
Inventor: CHOI JA MUN
IPC: G11C11/22
Filed: 1999-06-28
Abstract: PURPOSE: A ferroelectric memory device is provided which reduces an embodiment area without comprising an additional reference voltage generation part and improves the amplification speed of a sense amplifier. CONSTITUTION: The device comprises: a ferroelectric memory array(210) which is formed in a matrix form by crossing a number of word lines and a number of main and sub bit lines and includes more than one ferroelectric capacitor; and a sense amplifier(200) sensing and amplifying a small signal of the main bit line and the sub bit line. The ferroelectric memory device further comprises a precharge unit(230) precharging the main bit line to a voltage higher than a half of a power source voltage, and a precharge unit(240) precharging the sub bit line to a voltage higher than a half of the power source voltage. Thus, the ferroelectric memory device does not need an additional reference voltage generation part by precharging the main and the sub bit line to 1/2 Vcc and 1/2 Vcc +alpha respectively and by sensing and amplifying the 1/2 Vcc level of the sub bit line as a reference voltage.
Patent KR-20010004991-A (KR)
Inventor: CHOI SEUNG UK
IPC: H01L27/115
Filed: 1999-06-30
Abstract: PURPOSE: A method for forming a contact of a flash EEPROM cell is provided to form a contact by an existing mask definition stepper though a cell contact size is small gradually. CONSTITUTION: A cell junction portion(2) and a multitude of cell gate(4) are formed on the semiconductor substrate(1). A cell spacer(5) is formed at a sidewall of the cell gate(4). An undoped silicon layer(6) is formed on the whole structure including the cell spacer(5). A blocking layer is formed on the whole structure including the cell gate(4). An undoped silicon layer pattern(6b) is formed by removing the undoped silicon layer(6) from the upper end of the cell gate(4). The remaining blocking layer is removed. An interlayer dielectric(7) is formed on the whole structure including the undoped silicon layer pattern(6b). A contact hole(100) is formed by etching a part of the interlayer dielectric(7). A conductive doped silicon layer pattern is formed by implanting a cell plug ion.
Patent KR-20010009638-A (KR)
Inventor: KIM YONG U
IPC: F24F1/10
Filed: 1999-07-12
Abstract: PURPOSE: A structure of fixing member for compressor of outdoor unit of air conditioner is provided to fix bolts for fixing a compressor to a base panel by squeezing two-stepped compressor fixing bolts instead of fixing the bolts by welding. CONSTITUTION: In a structure of fixing member for compressor of outdoor unit of air conditioner, an extensible two-stepped compressor fixing bolts are provided, which include a head portion(11); a stud(12) with a predetermined length; a screw portion(13) formed on an end of the stud(12) at the opposite side of the head portion(11); and a squeezing portion(14) formed between the head portion(11) and the stud(12), of which radius is larger than that of the stud(12) but smaller than that of the head portion(11). The bolt is fixed to a base panel(1) by inserting it into an opening formed on the base panel(1) of outdoor unit of an air conditioner and then press-fitting the squeezing portion(14) toward the base panel(1) side. Accordingly, since welding marks cannot be formed between the compressor fixing bolt and the base panel, rust possibly caused thereby can be prevented and the compressor fixing bolt is more strongly fixed on the base panel.
Patent KR-20000011738-A (KR)
Inventor: DAGANY WEENON
IPC: H01L23/498
Filed: 1999-07-15
Abstract: PURPOSE: A recessed chip IC package is provided to increase an interconnecting density by using a cavity inside a printed circuit board where the IC chip is recessed as a penetrated hole inter contacting unit. CONSTITUTION: The IC package comprises: an interconnecting unit containing corner connecting devices(31,32) extended according to the corner or the side wall of a cavity(15) from the upper face of a PWB to the lower face of the PWB; a solder bump interconnecting units(33,34) offering the additional interconnecting ability into a structure; interconnecting by an IIS(120) as a contact pad in the upper face of the PWB(14), and by runners(35,36) of the lower face of the PWB according to the gilded corner contacting devices(31,32) subsequently. These formations make power and a ground connecting unit settle, them relatively separate from a signal runner.
Patent KR-20010010683-A (KR)
Inventor: BAEK CHUNG HEUM
IPC: G11B15/28
Filed: 1999-07-22
Abstract: PURPOSE: A system for traveling a magnetic recording player is provided to reduce the number of components and processes through eliminating a guide roller on a slant base at supply side. CONSTITUTION: A mechanism for loading/unloading magnetic tape(T) is composed of a tension post(31), a slant base having a slant pole(32) of supply side, a slant base having a guide roller(34) and a slant pole(35) of winding side, a pinch roller(38), and a guide post(39). At completed state of loading the magnetic tape, the pinch roller is compressed to a capstan shaft(37). Thus, the magnetic tape travels by rotating a capstan shaft. Herein, a tape guide unit including a spiral unit is formed on the slant pole(32). Upper end of the tape is guided by the spiral unit for being inputted to a head drum.
Patent KR-20010011204-A (KR)
Inventor: OH GWANG SU
IPC: G06F11/00
Filed: 1999-07-26
Abstract: PURPOSE: A system and a method for overcoming RAID(Redundant Array of Inexpensive Disk) fault are provided for safe transmission of data from a host server to a RAID array(500) by using, instead of malfunctioned RAID controller, auxiliary RAID performing cache mirroring with the malfunctioned RAID. CONSTITUTION: A host server transmits data to store. A RAID array(500) contains a number of disk drive and stores data from the host server. A pair of RAID controller(400,410) having same structure each other are connected respectively to the RAID array(500) and control the RAID array(500) by request of the host server. A serial cable(1) makes a connection between the pair of RAID controller for cache mirroring duplicating cache data of the pair of RAID controller(400,410) each other. The RAID controller(400,410) comprises respectively a pair of RAID management block(403,413) for management of the RAID array(500), a regional cache(401) and a remote cache(411) each for temporal storage of data from the host server and cache mirroring, a pair of cache block(402,412) for control of the cache(401,411) and a pair of interface block(404,414) for supplying connection via the serial cable(1) between the pair of cache block (402,412) to perform cache mirroring.
Patent KR-20010017514-A (KR)
Inventor: HAN SANG OK
IPC: H01K1/32
Filed: 1999-08-12
Abstract: PURPOSE: A high-efficiency floodlight is provided to reduce the power consumption by installing a reflection plate below a filament so as to prevent the light loss. CONSTITUTION: A floodlight comprises a glass bulb(1). A filament(2) is positioned at a center of the inner portion of the glass bulb(1). A reflection film(3) is formed at an inside of the glass bulb(1). The reflection film(3) is formed by vapor-depositing aluminum at the inside of the glass bulb(1). Before the reflection film(3) is formed, the inside of the glass bulb(1) is pre-treated by 1% HF solution for removing impurities. The pre-treatment process is carried out about 3 minutes. A reflection plate(10) is positioned below the filament(2) so as to reflect the light in the glass bulb(1) toward the exterior.
Patent KR-19990078914-A (KR)
Title: 인터넷을 이용한 예식 서비스 장치 및 방법
Filed: 1999-08-19
Abstract: 개시된 인터넷을 이용한 예식 서비스 장치 및 방법은 인터넷 상에 사이버 예식장을 마련하여 시간과 공간 등의 제약으로 인해 결혼식에 직접 참석하기 어려운 사람들을 사이버 공간의 예식에 참여할 수 있도록 하는 것이다. 
     본 발명은 PC를 통해 인터넷을 이용하는 복수의 사용자와; 예식관련 정보, 신상 정보의 등록을 요청하는 서비스 요청자와; 서비스 요청자의 등록 요청시 서비스 요청자가 제공하는 예식관련 정보와 신상 정보를 소정 양식의 데이터로 기록하고, 인터넷을 통해 접속한 복수의 사용자가 요청하는 해당 서비스 요청자의 등록된 예식관련 정보와 신상 정보 데이터를 출력하며, 복수의 사용자가 입력하는 축하 인사, 금품 전달에 대한 데이터를 소정 양식의 데이터로 기록하여 서비스 요청자에게 제공하는 서비스 제공자 서버로 구성된다. 
     따라서, 본 발명은 전자우편을 이용한 예식의 초청, 결혼당사자의 각종 정보제공, 예식 전후 결혼당사자에게 각종 축하인사 및 축의금 전달, 예식의 실시간 중계 및 동영상 제공, 접속자들을 위한 대화방 제공 등을 수행하여 예식에 직접 참석하지 못하는 사람들에게 도움을 제공한다.
Patent KR-20010028141-A (KR)
Inventor: RYOU YOUNG SUN
IPC: H01Q1/24
Filed: 1999-09-17
Abstract: PURPOSE: A portable antenna is provided to achieve an improved user convenience and obtain a lightweight portable radio device with improved performance by eliminating an antenna. CONSTITUTION: A portable antenna(1) is attached to a radio device through a connection portion(2). The portable antenna includes a conductive fiber and iron core(3) coated with insulating material(4). Since the handle and the antenna of a portable radio device are combined into a single unit, the volume and weight of the device is decreased while improving user conveniences.
Patent KR-20010036089-A (KR)
Inventor: KIM JUNG SIK
IPC: A01G9/12
Filed: 1999-10-01
Abstract: PURPOSE: Provided is a device for preventing rice plants from falling down by a typhoon, strong wind, or rain, by lifting a net to the height of grown rice plants in advance and fixing the net to a support device. CONSTITUTION: The device is characterized in that, i) a net(3) is set before young rice plants(12) grow up; ii) the net(3) has support holes(4) and is in the shape of a quadrangle or a hexagon; and iii) a support device(5) is formed with a coupling groove, a projecting part, and a peak part.