baber/WOPTO huggingface dataset:
Patent KR-20010034390-A (KR)
Title: 가요성 요소를 포함하는 작동기와, 상기 작동기를포함하는 브레이크 캘리퍼
IPC: F16D66/00
Filed: 1998-09-30
Abstract: 작동기(7)는 하우징(4), 모터(8), 작동 부재(25) 그리고 모터(8)의 회전 운동에 대한 응답으로서 하우징(4)에 대한 작동 부재(25, 35)의 선형 운동을 제공하는 나사 기구(10)를 포함하며, 상기 나사 기구(10)는 나사(24)와 너트(22)를 포함하고, 나사와 너트 둘 중 하나는 하우징(4)에 대해 회전 가능하게 지지된다. 
     나사 기구(10)와 작동 부재(25, 35)는 탄력적인 중간 압력 수단(28, 29; 36)을 통해 서로 결합한다.
Patent KR-20010034553-A (KR)
Title: 중합 방지성 조성물, 중합 방지제 및 중합 방지 방법
IPC: C08F2/40
Filed: 1999-03-03
Abstract: 분자 중에 NO 라디칼을 갖는 화합물 및 NO 라디칼을 형성할 수 있는 전구체 화합물로 이루어진 군에서 선택된 1종 이상의 화합물 (a), 인 함유 화합물 (b), 및 공액 디엔, 방향족 비닐, 에틸렌성 불포화 니트릴 및 α-올레핀으로 이루어진 군에서 선택된 1종 이상의 단량체 (c)를 함유하고, 상기 화합물 (a)와 인 함유 화합물 (b)의 중량비가 1:10 내지 100:1인 중합 방지성 조성물, 상기 화합물 (a)와 인 함유 화합물 (b)를 함유하는 단량체 (c)에 대한 중합 방지제, 및 상기 화합물 (a)와 인 함유 화합물 (b)를 단량체 (c)와 공존시키는 중합 방지 방법.
Patent KR-20010041756-A (KR)
Title: 산화질소 제거법
Filed: 1998-03-11
Abstract: 본 발명은 피처리 가스 중의 NO x 성분의 몰비가 NO 2 〉NO인 경우에서 조차, 300℃ 이하의 반응 온도에서 탈질화 성능을 저하시키지 않는 NO x 제거 방법에 관한 것이다. 탈질화 촉매의 존재하에 주요 환원제로서 암모니아를 사용한 선택적 환원 반응에 의해 NO 2 의 함량이 NO의 함량보다 높고, 즉 (NO 2 )/NO x 비가 0.5를 초과하는 피처리 가스로부터 NO x 를 제거하는데 있어서의 용도에 대해, NO x 를 제거하는 본 발명의 방법은 탈질화 반응계에 300℃ 이하, 예를 들면 300℃∼150℃의 온도에서 산소를 선택적으로 환원시키므로써 촉매의 활성 부위 상에 축적되어 있는 과량의 산소를 제거하는 물질, 즉 촉매 활성 부위 상에서의 과량의 산소와 반응하고 300℃ 이하에서 산화되는 물질을 첨가하는 것을 포함한다.
Patent KR-20010034641-A (KR)
Title: 철분-결핍증의 예방 및 치료를 위한 치료 조성물의성분으로 사용하는 철-덱스트란 화합물, 상기 철-덱스트란화합물을 제조하는 방법 및 상기 화합물을 비경구적으로투여하는 치료 조성물의 제조에 사용하는 용도
IPC: A61K47/48
Filed: 1999-03-24
Abstract: 본 발명은 중량 평균 분자량(Mw) 700-1400달톤, 바람직하게는 약 1,000 달톤, 수 평균 분자량(Mn) 400-1400달톤이고 90중량%는 분자량이 2,700달톤 미만이고 최고 분자량을 가지는 10중량%의 중량 평균 분자량은 3,200달톤이하이며 절단치(cut-off value) 340-800 달톤인 멤브레인 공정으로 정제된 수소화된 덱스트란을 포함하고, 철분-결핍 빈혈증의 비경구 치료를 위하여 페릭 옥시하이드록사이드와 함께 안정하게 사용하는 철-덱스트란 화합물에 관한다.   이 화합물은 수소화된 덱스트란으로부터 약 2,700달톤 이상의 고분자량 덱스트란을 제거하는 멤브레인 공정 및 분자량 340달톤 이하의 사카라이드를 제거하는 멤브레인 공정후 덱스트란 존재하에 페릭 하이드록사이드를 침전시킨 다음 열처리 및 정제하여 제조한다.
Patent KR-20010043157-A (KR)
Title: 유리소자
IPC: C03C17/30
Filed: 2000-03-24
Abstract: 본  발명은  직물지지체에  접착하기  위하여  핫멜트  접착제를  함유하는  접착층이  평저면에  구비된  유리소자에  관한  것이다.          유리소자(1)의  저면과  접착제  층(3)이  투명하다.
Patent KR-20010043453-A (KR)
IPC: A61P33/02
Filed: 1999-05-20
Abstract: The present invention relates to orally administrable pastes of toltrazuril sulfone, comprising active compound in a concentration of 0.1-20% by weight, with a particle size of from 1 to 10.10-6 m, polyacrylic acids having a degree of polymerization of about 3.106 in a concentration of 0.1-5% by weight and, if appropriate, preservatives and moisturizers, and the remainder to 100% by weight water.
Patent KR-20010071388-A (KR)
Title: 촉매에 의해 작용화된 금속 섬유판 및 이를 제조하는 방법
IPC: F23D14/18
Filed: 1999-05-31
Abstract: 본 발명은 촉매에 의한 표면의 작용화를 이용하여 금속 섬유판을 제조하는 방법에 관한 것이다.  생성된 섬유판은 탄화수소의 촉매 연소, 특히 가정용 보일러에서의 메탄 연소에 사용되어 연소 온도를 낮춤으로써 NO x 형성을 감소시킨다.  본 발명의 공정은 섬유판의 열적 산화 단계, 제 1 산화물층상에 전구체 용액을 분무시키고 하소시킴으로써 다공성 산화물층을 침착시키는 단계, 및 제 2 산화물층의 작용화 단계를 포함한다.  섬유 매트는 바람직하게 철, 크롬 및 알루미늄을 함유하는 합금("Fecralloy(등록상표명)")으로 된 섬유를 포함하며, 촉매적으로 활성인 성분은 바람직하게 주기율표의 VIII B 족으로부터 선택되는 귀금속(팔라듐 또는 로듐)을 포함한다.
Patent KR-20010052754-A (KR)
Title: 감소된 금속 함유물을 갖는 실리콘 결정의 제조 방법 및장치
IPC: C30B15/00
Filed: 1999-06-14
Abstract: 감소된 불순물을 갖는 실리콘 단결정을 제조하는 방법 및 장치가 개시되어 있다.     일 실시예에서, 흑연으로 이루어지고 결정 인상 장치의 핫 존에 위치한 구조체는 2 개의 보호층을 구비한다.     제 1 보호층은 흑연 구조체에 직접 부착된다.     제 2 보호층은 실리콘층이고 제 1 보호층의 상부상에 부착되고 제 1 층을 덮는다.     제 2 실시예에서, 흑연으로 이루어지고 결정 인상 장치의 핫 존에 위치한 구조체는 단일 보호층을 구비한다.     단일 보호층은 흑연에 직접 부착되고 실리콘 카바이드와 실리콘의 혼합물로 이루어진다.
Patent KR-20020057679-A (KR)
Title: Grinder of vacuum pump rotor manufacturing system
Inventor: CHO YEONG GI
IPC: B24B19/00
Filed: 2001-01-03
Abstract: PURPOSE: A grinder for processing a rotor is provided to automatically discharge the rotor that has been processed by installing a pusher on a chuck. CONSTITUTION: A grinder(200) includes a chuck(210) for supporting a rotor(1) which is loaded by a loading finger(140) of a loading apparatus(100), a tail stock which is coupled to the chuck(210), and a turret tool(230) which is rotated at a side of the rotor(1) so as to grind an outer surface of the rotor(1). The chuck(210) includes a collet which supports a splined hole of the rotor and is protruded by a chuck cylinder provided at a rear portion of the chuck(210), and a pusher for pushing the rotor(1). The pusher is installed in a hollow part of a chuck shaft and protruded by a pusher shaft which is protruded by a push cylinder.
Patent KR-20020060481-A (KR)
Title: The joint method between tube and tube header for plastic heat exchanger
Inventor: LEE JANG SEOK
IPC: F28F9/00
Filed: 2001-01-11
Abstract: PURPOSE: A method for joining tube bundle header of plastic heat exchanger is provided to prevent abnormal noise generated when a refrigerator is turned on/off. CONSTITUTION: A method includes the steps of: a fin-tube bundle forming step forming fins made of plastics on a periphery of a refrigerant pipe made of plastics; a step forming tube bundle headers(120) on both ends of a fin-tube bundle(118) with double injection; and a step supporting bottoms of the tube bundle headers with heat fusion welding jig molds(136) and pressurizing centers of upper ends of the fin-tube bundles with a heat fusion welder(128) having heat fusion forming molds(134) so that the fin-tube bundles and the tube bundle headers are integrated with heat fusion welding.
Patent KR-20020062030-A (KR)
Title: Business method for providing information favorites server page and computer readable medium having stored thereon computer executable instruction for performing the method
Inventor: JUNG GYEONG YEON
IPC: G06F17/00
Filed: 2001-01-19
Abstract: PURPOSE: A method for the customized information transmission business and a recording medium recorded with a program thereof are provided to transmit the information suiting to the user's taste by analyzing the propensity of the user, to transmit and manage the transaction information of the user, and to furnish information by using various functions. CONSTITUTION: A user accesses to the web server of a service provider(S200) and sets up the particulars of the information to receive. The service provider analyzes the information acquisition propensity of the user(S206) and groups users based on the information written for member registration. The service provider collects the information corresponding to the result of analysis and groups. The service provider collects information by sequentially accessing to the sites containing necessary information and processes the extracted information. The collected information is provided to the user. The information is transmitted by such media as a web page, a background screen, a screen saver, a tag or a sound.
Patent KR-20010044245-A (KR)
Inventor: GO JONG SOO
IPC: E02F5/28
Filed: 2001-01-19
Abstract: PURPOSE: A submarine deposited filth removal apparatus is provided to protect submarine environment and to increase water resources and fishermen's profits by adapting an environment-friendly filth removal method for submarine ecosystem and water resource protection. CONSTITUTION: A submarine deposited filth removal apparatus is manufactured by combining a ski-type holding plate(1) and a direction keeping guide plate(2), a prior floating scraper(10), a water gun nozzle(15), a water gun nozzle guard pipe(16), a floating waste suction device and a shock absorber, wherein the ski-type holding plate and the directional holding guide plate are used to erect the submarine deposited filth removal apparatus, and a deposit is floated primarily by the prior floating scrapper floats and secondarily by the water gun nozzle and gathered to a floating waste collecting net by a floating waste suction motor(25).
Patent KR-20020063407-A (KR)
Title: System for controlling ON/OFF moniter of personal computer and peripheral
Inventor: LEE JEONG HUN
IPC: G06F1/26
Filed: 2001-01-29
Abstract: PURPOSE: A system for monitoring the power on/off of a PC and the peripheral devices is provided to entirely turn on/off the computer and the peripheral devices in an office by a wireless remote control signal. CONSTITUTION: The system comprises a main controller(100) transmitting the wireless on/off command and receiving and displaying the transmitted command, and a plurality of terminal controller(200) controlling the connected computer and peripheral devices according to the on/off command and transmitting the state signal to the main controller. The main controller comprises a wireless antenna(101), a wireless transceiver, a key input(103), an intrinsic number set part, a microprocessor(105), a lamp driver(106), a modem, a data storage, a serial data communication port and a constant voltage circuit. The terminal controller comprises a wireless antenna(201), a wireless transceiver, a key input, an intrinsic number set part(204), a microprocessor, a modem, a data storage, a relay driver, a relay, a driving state detector, a power supplier and a constant voltage circuit.
Patent KR-20020063462-A (KR)
Inventor: WON IN HO
IPC: A41D19/015
Filed: 2001-01-29
Abstract: PURPOSE: Provided is a production process of safety gloves which uses a glove body with wrapping the entire arm to show strong adhering power so that it prevents sliding with carrying articles safely during work. CONSTITUTION: The production process of the safety gloves is characterized by comprising the steps of: (i) weaving the glove body(1) wherein the length of wrist is got over an elbow; (ii) adhering the entire glove body by antibacterial adhesion resin; and (iii) using a resin adhesive(2) to adhere one side to one location of fingers, palm and elbow of the glove body.
Patent KR-20020064006-A (KR)
Inventor: KANG SANG SEOK
IPC: G11C11/4091
Filed: 2001-01-31
Abstract: PURPOSE: A semiconductor memory device is provided, which obtains a uniform sensing capability without regard to an arrangement position of sense amplifier circuits. CONSTITUTION: The semiconductor memory device includes arrays(100) arranged in columns and rows, and a sub word line decoder region(110) arranged between adjacent arrays in a row direction, and a bit line equalization and sense amplifier region(120) including a P type sense amplifier and an N type sense amplifier, and a conjunction region(130) arranged between adjacent sub word line decoder regions and between adjacent bit line equalization and sense amplifier regions. A main row decoder circuit selects arrays arranged in a row direction. And pull-up and pull-down transistors drive the corresponding P type sense amplifiers and N type sense amplifiers and are arranged in the conjunction region.
Patent KR-20010082117-A (KR)
Title: Syringe barrel and cylinder holder
Inventor: NEMOTO SHIGERU
IPC: A61M5/00
Filed: 2001-02-10
Abstract: PURPOSE: Provided are a syringe outer cylinder less prone to be damaged even when a highly viscous liquid is injected under high pressure, a syringe holder using in a syringe driving equipment like an automatic injection device, and a siringe piston and piston holder. CONSTITUTION: A protrusion is installed at the rear surface of the flange. The front of the protrusion is compressed when the flange is inserted into a flange injection groove installed to a cylinder holder and equiped, so that a syringe outer tube is installed to be fixed by inserting the flange into the flange injection groove.
Patent KR-20020067376-A (KR)
Title: A edge grinder of contact lens
Inventor: CHUN SEONG CHEOL
IPC: B24B9/14
Filed: 2001-02-16
Abstract: PURPOSE: An edge grinder for a contact lens is provided to simply and semi-automatically grind an edge of the contact lens improving the workability by simultaneously grinding edges of a plurality of contact lens. CONSTITUTION: A lens seat(10) is provided to load a contact lens thereon. The contact lens is securely rested on the lens seat(10) by means of a vacuum pump. The lens seat(10) moves forward and backward. A motor(60) is connected to one side of the lens seat(10) through a belt by applying a rotational force to the lens seat(10). A grinding roller(20) is provided at an upper portion of a body so as to grind an edge of the contact lens. The grinding roller(20) is reversibly rotated and moved forward and backward. A decelerating motor(80) is provided to apply a rotational force to the grinding roller(20).
Patent KR-20020069621-A (KR)
Title: Deoxidation catalyst preparing method for nitrogen oxides
Inventor: KIM BO SU
IPC: B01J37/08
Filed: 2001-02-27
Abstract: PURPOSE: A preparation method of a deNOx catalyst for selective catalytic reduction is provided to increase mechanical strength of deNOx catalysts by inhibiting crack formation during calcination. CONSTITUTION: The method for preparing a deNOx catalyst for SCR includes the steps of kneading 45 to 75 wt.% of TiO2, 20 to 40 wt.% of organic binders such as methylcellulose, polyethylene glycol and starch, and 5 to 15 wt.% of inorganic binders such as ceramic wool, silica sol and bentonite; extruding the paste in the form of a honeycomb; drying/calcining the honeycomb at a temperature elevation rate of 3 deg.C/min up to 400 to 600 deg.C for 4 to 6 hrs in nitrogen atmosphere; wash coating vanadium pentoxide (V2O5) together with one cocatalyst selected from the group consisting of cerium, rhodium, platinum, molybdenum and tungsten on the calcined honeycomb; and drying the honeycomb again, followed by reactivation.
Patent KR-20020071162-A (KR)
Title: Non-volatile memory device and fabrication method thereof
Inventor: CHO SEONG SUN
IPC: H01L21/8247
Filed: 2001-03-05
Abstract: PURPOSE: A non-volatile memory device and a method for fabricating the same are provided to minimize resistances of a selection line and a control gate electrode by using a self-aligned silicide method and to use silicide layer of low resistant metal as a selection line and a resistance of a control gate electrode. CONSTITUTION: A plurality of active regions is defined by forming an isolation layer on a predetermined region of a substrate(1). A gate insulating layer(5) is formed on active regions. The first conductive layer is formed on the gate insulating layer(5). The first conductive layer pattern(7a) is formed by patterning the first conductive layer. An inter-gate dielectric layer(11), the second conductive layer, and a capping insulating layer are sequentially formed on a whole surface of the substrate(1). The first photoresist pattern is formed on the capping insulating layer. The first opening portions are formed by etching the capping insulating layer, the second conductive layer, and the inter-gate dielectric layer(11). The second photoresist pattern is formed thereon. The second opening portion is formed by etching a part of the capping insulating layer. The first metal silicide layers(21s,21g) and the second metal silicide layer(21c) are formed on a surface of the first conductive pattern(7a) and an exposed surface of the second conductive layer.
Patent KR-20010067666-A (KR)
Title: CD-ROM omitted
Inventor: SHOHN SUNG BAE
IPC: G06F12/00
Filed: 2001-03-05
Abstract: PURPOSE: A method for preventing an illegal distribution of a software is provided to prevent a software from being distributed illegally by obtaining a distribution symbol recorded by a non-standard file system in a specific area of a CD-ROM and comparing the symbol with a certifying symbol, thereby preventing an intentional access of a software installer. CONSTITUTION: An installer(600) confirms the contents of a CD-ROM(620) storing software to be installed through an operating system(610) and commands(601) to the operating system(610) for executing an installation work of an installing file having the software. The operating system(610) starts the installation by reading an installing file(621) of the corresponding software. The installing file demands(613) an input of a certification sign to a CDPD controller(630) for confirming that the software is a normal product obtained through a normal path. If the CDPD controller senses a certification sign being recorded in the CD-ROM and processes(632) the certification sign as a form requested by the installing file and notifies(633) the certification sign to the installing file, the installing(614) file compares the certification sign with the normal certification sign(623). If the certification sign is identified with the normal certification sign, the installation is continued(615), and the software is installed in a hard disk.
Patent KR-20020072871-A (KR)
Title: Optical recording medium capable of being searched for text information contained therein, reproducing apparatus, and recording apparatus therefor
Inventor: HUH JEONG GWON
IPC: G11B20/10
Filed: 2001-03-13
Abstract: PURPOSE: A recording device and a reproducing device for an optical recording medium, capable of searching text information are provided to easily search a large volume of text information included in a text data manager of a DVD like web-browsing. CONSTITUTION: A reproducing device for an optical recording medium, capable of searching text information includes a search part(19) for searching registry information on the bases of an input search parameter, and a search interface part for receiving the search parameter from a browser(11) to provide to the search part and receiving the searched text information from the search part to transmit to the browser, wherein the registry information includes a text data manager defined in a DVD(1), one of the optical disc, the search interface part is an API(Application Program Interface), and the browser includes a reading engine(120) for reading a predetermined client program inserted into a web document, the client program realizes the search interface part.
Patent KR-20010067746-A (KR)
Inventor: BAE SEOK KYUN
IPC: G06F17/00
Filed: 2001-03-16
Abstract: PURPOSE: An Internet reading room is provided to offer a personal computer to a customer, to enable the customer to store or print important data or documents over the network, to enable a parent to check the study time of the customer, communicate with the customer via the personal computer and to enable a manager to manage the customers. CONSTITUTION: The system comprises a management program, a networking system and an Internet service system. The management program includes a graphic software, a general program software, and a DBMS. The networking system sets a serial number to all the personal computers, enables the customer to print the documents, manages the customer data, and enables a parent or a manager to communicate with the customer. The Internet service system allows the customer to access and navigate the Internet via the personal computer.
Patent KR-20010100822-A (KR)
IPC: C07C317/22
Filed: 2001-03-20
Abstract: The present invention relates to a new process for the preparation of compounds of the general formulae <CHEM>  wherein   R<1>- R<4>   are, independently from each other, hydrogen, halogen, hydroxy, amino, nitro, lower-alkyl-sulfonylamido, or acetamido; R<5>-R<8>   are, independently from each other hydrogen, lower-alkyl, halogen, trifluoromethyl or lower-alkoxy;     and their pharmaceutically acceptable acid addition salts. The compounds of formulae I-a and I-b are NMDA (N-methyl-D-aspartate)-receptor-subtype selective blockers, which have a key function in modulating neuronal activity and plasticity which makes them key players in mediating processes underlying development of CNS including learning and memory formation and function.
Patent KR-20010098413-A (KR)
Title: 액정 표시 장치 및 액정 표시 장치의 제조 방법
IPC: G02F1/1339
Filed: 2001-03-20
Abstract: 본 발명은 주입구 근방에서 밀봉재나 시일재로부터 배어 나오는 오염 물질이 화소 영역에 침투하는 것을 방지하여, 주입구부에 발생하기 쉬운 화질 불량의 발생을 억제하는 것을 과제로 한다. 
     액정과 친화성이 좋은 주입구 기둥 구조(18)를 액정의 주입구(15)의 근방 영역에 형성하여, 밀봉재(16)로부터 배어 나오는 오염 물질이 표시 영역(13)에 침투하는 것을 막아, 표시 영역(13)에 발생하기 쉬운 화질 상의 트러블 발생을 억제한다. 즉, 소정의 간극을 두고 배치되는 어레이 기판(11)과 CF 기판(12) 사이에 액정을 봉입하여 이루어지는 액정 표시 장치로서, 간극을 제어하는 기둥 구조(17)와, 간극에 액정을 봉입하기 위해서 표시 영역(13)의 외측에 설치되고, 액정을 주입하기 위해서 개구된 주입구(15)를 형성하는 시일재(14)와, 액정이 봉입된 후에 주입구(15)를 밀봉하는 밀봉재(16)와, 주입구(15)의 근방 영역에 설치되고 기둥 구조(17)와 동일 재질을 이용하여 주입구(15)를 복수로 분할하는 주입구 기둥 구조(18)를 구비했다.
Patent KR-20010089273-A (KR)
Title: Method for self capability solidification
Inventor: JANG HYE JUNG
IPC: G06Q30/06
Filed: 2001-03-20
Abstract: PURPOSE: A servicing method for reinforcing a self capacity for collecting clients is provided to reinforce self capacities of potential clients through the Internet. CONSTITUTION: In a method being applied in a computer device for operating a self capacity reinforcing service, a help of a specialist is provided by performing a self-diagnosis for reinforcing the self capacity and a self-developing service is performed for reinforcing the self capacity by providing and executing a capacity reinforcing program(304). A cyber helper service is performed for receiving a graded special help in accordance with an effort for solving a problem by receiving a request for solving the problem being generated in a business or a general life(313). A community club managing service is performed for supporting capacity reinforcements of the total constituent members by performing a cooperative work by making a small-sized group with constituent members of different areas and solving a common problem(322).
Patent KR-20010095320-A (KR)
Inventor: AWAKURA YOSHIO
IPC: H05K3/24
Filed: 2001-04-04
Abstract: PURPOSE: A wiring board comprising granular magnetic film is provided to achieve flexible wiring boards that comprise magnetic material effective in countering spurious radiation from semiconductor devices and electronic circuits that operate at high speeds. CONSTITUTION: A wiring board(15) comprises an insulative base material(17), conductor patterns(19a to 19f) formed thereon, and magnetic thin films(21a to 21f) formed on the conductor patterns(19a to 19f). The magnetic thin film is configured of a magnetic loss material represented by M-X-Y, where M is at least one of Fe, Co, and Ni, X is at least one element other than M or Y, and Y is at least one of F, N, and O, the maximum value mu "max of the loss factor mu " that is an imaginary component in the complex permeability characteristic of the magnetic loss material exists within a frequency range of 100 MHz to 10 GHz, and a relative bandwidth bwr is not greater than 200% or not smaller than 150% where the relative bandwidth bwr is obtained by extracting a frequency bandwidth between two frequencies at which the value of mu " is 50% of the maximum mu "max and normalizing the frequency bandwidth at the center frequency thereof.
Patent KR-20010068116-A (KR)
Title: Truss girder of deck panel for architecture slab
Inventor: LIM KUM SOON
IPC: E04B5/40
Filed: 2001-04-24
Abstract: PURPOSE: A truss girder of a deck panel for a building slab is provided to easily and stably manufacture and construct the truss girder decreasing the quantity of lower reinforcing bars by reducing a lattice material and improving the bend structure of the lattice material. CONSTITUTION: A truss girder of a deck panel for a building slab includes an upper wire(2) and a lower wire(3) formed at a perpendicular upper part of a deck plate at a fixed gap vertically parallel with each other and equal in a diameter, and a lattice material(1) extended in longitudinal direction between the lower end surface of the upper wire and the upper surface of the deck plate alternately contacting with the right and left sides of the lower wire.