baber/WOPTO huggingface dataset:
Patent KR-20100027819-A (KR)
Title: User authorization system of the wireless data service, authorization method of the wireless data service and authorization apparatus of the wireless data service
Inventor: CHOI SANG PIL
IPC: H04L12/28
Filed: 2008-09-03
Abstract: PURPOSE: A user authorization system of a wireless data service, an authorization method of the wireless data service and an authorization apparatus of the wireless data service are provided to select user information from IMSI, MSISDN and source IP address to perform authentication. CONSTITUTION: An IP registration system(130) receives the first terminal information including the first IMSI(International Mobile Station Identity), the first MSISDN(Mobile Station International ISDN(Integrated Service Digital Network) Number) and the first source IP address. A gateway(140) receives a content providing request including the second terminal information including the second IMSI, the second MSISDN and the second source IP address from the terminal. The gateway authenticates a user by comparing the third user information with the second terminal information which are provided from the IP registration system.
Patent KR-20100031179-A (KR)
Title: A garbage can for dehydration
Inventor: KIM JO CHUN
IPC: B65F1/12
Filed: 2008-09-12
Abstract: PURPOSE: A dehydration trash can is provided to save the manufacturing costs by simplifying the structure of the dehydration trash can. CONSTITUTION: A dehydration trash can comprises a cylinder mesh(100), a main body(200) and a moisture receiver(300). A plurality of flowing water hole(100h) is formed inside the cylinder mesh. The main body comprises an opening(210), a lid(220), and a compression member(230) and a feed hopper(240). The opening is formed on top of the main body in order to receive or discharge the cylinder mesh. The lid is connected to the upper side of the opening to rotate and closes the opening. The compression member compresses the garbage when the lid closes the opening.
Patent KR-20090028467-A (KR)
Title: Lithographic apparatus and device manufacturing method
Inventor: BERKVENS PAUL PETRUS JOANNES
IPC: H01L21/027
Filed: 2008-09-12
Abstract: A lithographic apparatus including a fluid confinement system and a manufacturing method of a device are provided to prevent turbulence inside liquid by providing the liquid to a local region of a substrate. An immersion lithographic apparatus includes a fluid confinement system and a fluid supply system. The fluid confinement system limits a fluid between a projection system and a substrate, and includes a fluid inlet(6). The fluid inlet is connected to an inlet port(44) and an outlet port(46). The liquid supply system controls a fluid flow through the fluid inlet by changing a flux of a fluid provided in the inlet port and a flux of a fluid removed from the outlet port. The fluid supply system includes a conduit guided form the outlet port and a valve(60) for changing a cross section region of the conduit.
Patent KR-20100034237-A (KR)
Title: Driving method of nozzle of ink-jet apparatus and device for driving nozzle
Inventor: PARK JAE CHAN
IPC: B41J29/38
Filed: 2008-09-23
Abstract: PURPOSE: A method and an apparatus for driving the nozzles of an ink-jet apparatus are provided to prevent the formation of an ink film in nozzles. CONSTITUTION: A method for driving the nozzles of an ink-jet apparatus comprises a step(S310) of providing a first driving signal to a nozzle drive unit according to a target circuit pattern so that a first driving voltage, less than a discharge reference voltage, is applied to a nozzle not performing a printing process, and a step(S320) of providing a second driving signal to the nozzle drive unit according to information about the circuit pattern so that a second driving voltage, more than the discharge reference voltage, is not applied, wherein the discharge reference voltage is the lowest voltage at which ink can be discharged from the nozzle.
Patent KR-20100034292-A (KR)
Title: System and method for controlling rotating speed of rolling machine work roll
Inventor: KANG KYUNG WOO
IPC: B21B37/00
Filed: 2008-09-23
Abstract: PURPOSE: A system and a method for controlling a rotation speed of a roughing mill work roll are provided to remove the risk of malfunction could be generated from manually controlling the rotation speed of a lower work roll of the roughing mill. CONSTITUTION: A system for controlling a rotation speed of a roughing mill work roll comprises sensors(410,420), a work information database(800), a controller(500) and a server(700). The sensors sense the vibration of an impact in which a tip-end of a strip adds to a table roll. The work information database saves rolling information of a first and a second roughing mills(210,220). The controller receives the vibration signal of the impact from the sensor and generates a trigger signal. The server receives a rotation speed signal of the first and the second roughing mills.
Patent KR-20090031828-A (KR)
Title: Semiconductor wafer having through-hole vias on saw street with backside redistribution layer
Inventor: DO BYUNG TAI
IPC: H01L21/78
Filed: 2008-09-23
Abstract: A semiconductor wafer having through-hole vias on saw street with backside redistribution layer is provided to have signal route functions and more elasticity by applying the redistribution layer separated with the repassivation layer. The touch pad(38) is positioned on the first side of the square die(32). The SAW street guide portion is positioned between dies. The metal via(64) is formed in the SAW street guide portion. Metal vias is surrounded by the organic material. Touch pad and metal vias are connected by the trace(52). Redistribution layers are formed on the second side of die. Repassivation layers are formed between redistribution layers on the second side of die.
Patent KR-20100035432-A (KR)
Title: Method for enhancing throughput in decode-and-forward relay system
Inventor: HONG DAE SIK
IPC: H04B7/26
Filed: 2008-09-26
Abstract: PURPOSE: A method for enhancing throughput in a decode-and-forward relay system is provided to improve the throughput of a delivery relay system after decoding through an average signal to noise ratio between a repeater station - a mobile station link and a base station - a repeater station link. CONSTITUTION: An RS(Relay Station) obtains SNR(Signal to Noise Ratio) of BS-RS link and obtains an average SNR information of the RS-MS link(700). A repeater station decides the number N and modulation order K of a time slot through two signal-noise ratio information(702). If N and K-value are determined, the repeater station transmits a message N, and K information to the base station(704). The base station and the repeater station transmit signal through the N and K-value(706).
Patent KR-20090127022-A (KR)
Title: Method and apparatus for sterilizing mushroom culture ground
Inventor: BAEK WOO IN
IPC: A61L2/07
Filed: 2008-09-29
Abstract: PURPOSE: A mushroom cultivation sterilizer and a sterilization method using the same are provided to rapidly perform the sterilization operation and exhaust the various kinds gas created in the disinfection process. CONSTITUTION: The method of sterilizing mushroom cultivation includes a step(S1) for sealing hermetically an inner part of a main body; a step(S2) for making the inner part of the main body with the vacuum condition; a step(S3) for supplying the steam to the inner part of the main body; a step(S4) for making the inner part of the main body with the vacuum condition, the inner temperature of the main body arrives to about 98 to 100 dec.C; a step(S5) for supplying the steam to the inner part until the inner temperature of the main body is about 102°C to 105 dec.C and the inner pressure arrives in to 0.5kg /cm^2; and a step(S6) for maintaining to a fixed temperature static pressure state until the inner part of the main body temperature is 102 to 105 deg.C and the inner pressure arrives in to 0.5kg /cm^2.
Patent KR-20100039931-A (KR)
Title: Specific primers for detection of garlic latent virus, and uses thereof
Inventor: LEE SU HEON
IPC: C12N15/10
Filed: 2008-10-09
Abstract: PURPOSE: A specific primer for diagnosing garlic latent virus(GLV) and a method for diagnosing GLV using the same are provided to improve detection and to react with all GLV system. CONSTITUTION: A garlic latent virus(GLV) primer set comprises a forward primer of sequence number 1, 3, 5, or 7 and reverse primer of sequence number 2, 4, or 6. A kit for diagnosing GVL comprises the primer set and reagent for RT-PCR. A method for GLV-specific diagnosis comprises: a step of isolating total RNA from garlic sample; a step of amplifying through RT-PCR using RNA as a template and primer; and a step of detecting PCR product. The detection of the PCR product is performed through DNA chip, gel electrophoresis, radioassay, or time-resolved fluorimetry.
Patent KR-20100042179-A (KR)
Inventor: KIM JONG SAM
IPC: E02D29/12
Filed: 2008-10-15
Abstract: 본 발명은 맨홀 내부 및 외부에 대한 주변 환경의 각종 상태를 감지하고 그에 대한 감지 결과를 생성하여 출력하는 전자 회로를 내장한 맨홀 뚜껑으로서, 맨홀의 입구를 덮는 맨홀 뚜껑의 외형을 이루는 본체와, 상기 본체에 장착되어 상기 맨홀의 내외부 환경 상태를 감지하고 감지 결과를 무선으로 출력하는 전자 회로 유닛과, 상기 본체에 장착되어 상기 전자 회로 유닛에 동작 전력을 공급하기 위한 전력 공급 유닛을 포함하여 이루어지는 맨홀 뚜껑을 제공한다. 
       
     맨홀, 센서
Patent KR-20080106879-A (KR)
Title: Heat-treating furnace with magnetic field
Inventor: KURIYAMA YOSHIHIKO
IPC: G11B5/39
Filed: 2008-10-16
Abstract: A thermal process furnace with the magnetic field is provided to miniaturize the whole equipment without using the magnetic shield by reducing the magnetic field. A thermal process furnace with the magnetic field comprises the magnetic field generation unit, the cooling unit(3), the heating unit(5), thermal process container(6). The magnetic field generation unit comprises the one ring type permanent magnet assemblies(1, 2) which is assembled by the permanent magnet segments. The cooling unit is positioned within the central cavity of the ring type permanent magnet assembly. The thermal process container comprises the holder for the thermal process maintaining a plurality of dehiscence processed products. The ring type permanent magnet assembly has the external diameter D1 more than 120mm. The ring type permanent magnet assembly has the axis direction length H more than 100mm. The axis direction length H and external diameter D1 of the ring type permanent magnet assembly are satisfied the requisite of 2 <= D1 / H <= 10.
Patent KR-20100042889-A (KR)
Title: Auto locking apparatus of bobbin for handcart
Inventor: SONG HYUN SUP
IPC: B65H75/40
Filed: 2008-10-17
Abstract: PURPOSE: An automatic locking device of a bobbin for a bogie is provided to improve workability by automatically rotating or fixing a bobbin in a bogie. CONSTITUTION: An automatic locking device of a bobbin for a bogie comprises a circular gear(4) and a locking pad rod(6). The circular gear is integrally installed in a central shaft(2) of a bobbin(1), and is engaged with a locking pad(7). The locking pad rod is moved to a fixing pin(5). The locking pad rod is connected to the shaft(11) of a bobbin unlocking roller(10). A guide fixed to a bogie(3) is installed in the shaft of the bobbin unlocking roller.
Patent KR-20090004796-A (KR)
Title: Heat exchanger, and making method thereof
Inventor: KIM NAE HYUN
IPC: F28D9/00
Filed: 2008-10-23
Abstract: Total-heat exchanger and the manufacturing method thereof are provided that the manufacturing cost is low and the manufacture is facilitated. A total-heat exchanger(300) comprises an air supply guideline corrugated fibreboard(310) and a ventilation guideline corrugated fibreboard(320). The air supply guideline valley portion(311) forming the air supply stream passage is repeatedly formed in the air supply guideline corrugated fibreboard. The air supply guideline valley portion includes an air supply guide portion(313), an air supply outlet part(314) and an air supply influx unit(312). The ventilation guideline valley portion(321) forming the exhaust channel is repeatedly formed in the ventilation guideline corrugated fibreboard.
Patent KR-20090043451-A (KR)
Inventor: TAKENAGA YUICHI
IPC: H01L21/20
Filed: 2008-10-28
Abstract: 제1 온도로부터 제2 온도로 제1 시간에서 온도를 변화시키는 제1 공정과, 제2 온도를 제2 시간만큼 유지하는 제2 공정과, 제2 온도로부터 제3 온도로 제3 시간에서 온도를 변화시키는 제3 공정을 포함하는 설정 온도 프로파일에 따라서 기판에 성막 처리가 실시된다.  온도-막두께-제1 관계, 실제 처리예에서의 복수 부위의 측정 막두께, 및 소정의 목표 막두께를 기초로 하여 제1 온도, 제2 온도 및 제3 온도가 결정된다.  결정된 제1 온도, 제2 온도 및 제3 온도에 대응하는 설정 온도 프로파일에 따라서 처리되는 기판의 복수 부위에서의 예상 막두께가 산출된다.  소정의 목표 막두께에 대해 예상 막두께가 소정의 허용 범위가 아닌 경우, 제1 시간, 제2 시간 및 제3 시간 중 적어도 어느 하나가 변경된다. 
       
     반응관, 웨이퍼 보트, 보온통, 기판 처리 장치
Patent KR-20100046673-A (KR)
Title: Apparatus and method for digital up converter in mobile communication system
Inventor: JEONG SEUNG IL
IPC: H04B7/155
Filed: 2008-10-28
Abstract: PURPOSE: A device and a method for digital up converter in a mobile communication system are provided to variably control the decimation rate and the interpolation ratio through the frequency clock according to the frequency bandwidth of a inputted signal, thereby supporting various frequency bandwidth signals. CONSTITUTION: An SIL(Selectable Input Logic)(300) receives a signal form a channel card. The SIL performs decimation at decimation rate. The decimation rate becomes variable according to a frequency bandwidth of the inputted signal. A CDL(Clock Distribution Logic)(310) controls a clock frequency of each filter. A filter logic(320) performs channel filtering about the decimated signal. The filter performs interpolation at an interpolation rate. The interpolation rate becomes variable according to the frequency bandwidth of the inputted signal.
Patent KR-20100047940-A (KR)
Title: The vaccine for preventing the infection of h5n1 serotype highly pathogenic avian influenza
Inventor: SEO SANG HEUI
IPC: C12N7/01
Filed: 2008-10-30
Abstract: PURPOSE: A vaccine for preventing H5N1 serotype highly pathogenic avian influenza is provided to prevent recurrence of H5type and disease. CONSTITUTION: A method for manufacturing H5N1 serotype highly pathogenic avian influenza virus strain(KCTC 11405BP) comprises: a step of amplifying a highly pathogenic gene from A/Vietnam/1203/2004 (H5N1) strain; a step of transforming by recombination of the gene; a third step of amplifying the gene from A/PR/8/34 (H1N1); a step of culturing plasmid in Vero cells; and a step of inoculating culture supernatant to specific pathogen free(SPF) a hatching egg. The H5N1 serotype highly pathogenic avian influenza virus strain(KCTC 11405BP) contains the highly pathogen-inducing gene. The gene contains HA, NA, PB2, PB1, PA, NP, M and NS.
Patent KR-20090048333-A (KR)
Inventor: OHTANI HIDEO
IPC: G01F1/00
Filed: 2008-11-06
Abstract: 밸브체를 흐르는 유체의 유량을, 밸브 본체 내에 설치된 밸브체보다 상류 유로 내의 유체 압력 및 하류 유로 내의 유체 압력의 압력차와, 밸브체의 밸브 개도량으로부터 연산하는 유량 계측 밸브에 있어서, 종래보다도 콤팩트한 구조로 하고, 양호한 정밀도로 유량 연산을 행한다. 유량을 연산하기 위해서 하류 유로(12) 안의 유체 압력을 측정함에 있어서, 밸브 본체(1)를 흐르는 유체의 유량을 제어하는 밸브체(2)보다도 하류측의 유로의 일부에 형성된 유체 굄부(14)에 괸 유체의 굄 부분(3)의 압력을 유체 굄부(14)를 향한 밸브 본체(1)의 내주면(15)과 하류측 유체 압력 검출수단(42)이 장착되어 있는 밸브 본체(1)의 외주면(17)을 관통하는 하류측 유체 압력 도통로(20)를 통해 하류측 유체 압력 검출수단(42)에서 검출하도록 한 것으로, 동압의 영향을 받지 않아 양호한 정밀도로 하류측 유체 압력을 검출하는 것이 가능해 진다. 
       
     유량 계측 밸브, 밸브 개도량, 유량 연산, 유체 굄부, 유체 압력 도통로
Patent KR-20100051206-A (KR)
Title: Apparatus cutting for vinyl covering device
Inventor: KIM DONG HAN
IPC: A01G13/00
Filed: 2008-11-07
Abstract: PURPOSE: A cutting apparatus for a vinyl covering device is provided to reduce the cutting time and increase the work efficiency by automatically cutting the vinyl by changing a manual mode of the cutting apparatus, in which operator cuts the vinyl one by one. CONSTITUTION: A drive motor(110) is installed in one side of a vinyl coating. A drive gear(120) is formed in motor shaft of driving motor and in an interlocking gear having a tooth form in a constant angle range, is equipped with guide roller in both side. A bracket(130) includes the guide rib for contacting a guide roller to mutual surface, and is connected to the spring(134) fixed to one side of the vinyl covering device in other side. A guide gear(140) is formed in order to revolve around the fixed axis included in the other side of bracket. An idle gear(150) is installed in one side of the vinyl coating In order to revolve with the driving gear. A rotating gear is formed in the shape of the tooth form at the constant angle range in order to interlock with turning gear according to rotation angle. A rotating shaft(170) is combined with the turning gear. A support stand(180) is formed in both sides of the rotary shaft. The cutting blade(190) is connected between the upper end of the support stand.
Patent KR-20090051713-A (KR)
Inventor: KIMURA KENGO
IPC: H05B41/14
Filed: 2008-11-19
Abstract: 방전 램프 점등 장치는 DC/AC 변환을 위한 스위치 회로, 변압기의 2차 권선에 접속되는 방전 램프, 상기 방전 램프의 AC 출력 전류를 검출하는 전류 검출기, 검출된 전류에 대한 에러 신호를 출력하는 에러 증폭기, AC 출력 전류를 소정의 값으로 제어하는 것과 같은 방식으로 스위칭 소자를 턴 온/오프시키는 제어 신호를 생성하는 제어 회로, 및 스위칭 소자의 온/오프 동작의 개시 시에 시분할 신호를 생성하는 시분할 신호 발생기를 포함하며, 상기 시분할 신호는 버스트 디밍 신호의 변화를 지연시키거나, 버스트 디밍 신호에 대해 소정의 경사를 갖는다.  에러 증폭기는 시분할 신호 발생기로부터의 시분할 신호에 따라서 에러 신호를 변화시킨다.
Patent KR-20100056880-A (KR)
Title: Steel alloy for vehicle transmission gears and carburization heat treatment method thereof
Inventor: KANG CHANG WON
IPC: C22C38/04
Filed: 2008-11-20
Abstract: PURPOSE: A steel alloy for vehicle transmission gears and a carburization method thereof are provided to reduce the deformation of gears and improve productivity carburizing the steel alloy at low temperature in a vacuum carburizing furnace. CONSTITUTION: A steel alloy for vehicle transmission gears comprises C 0.28~0.33 weight%, Mn 1.20~1.45 weight% Si less than 0.2 weight%, P less than 0.020 weight%, S less than 0.020 weight%, Ni 0.75~0.85 weight%, Cr 0.35~0.45 weight%, B 0.001~0.003 weight%, and the rest iron and inevitable impurity. The dissolved oxygen of the alloy steel is 15ppm.
Patent KR-20100058872-A (KR)
Title: Flat building drum of tire having inner stitching roll
Inventor: LEE HYE WON
IPC: B29D30/08
Filed: 2008-11-25
Abstract: PURPOSE: A small-diameter molding drum of a green tire is provided to prevent the folding at the end of a carcass in a molding process by improving the pressing property of a tread unit and a belt unit, and to reduce the deformation by residue air. CONSTITUTION: A small-diameter molding drum(4) of a green tire(5) installed on a drum shaft(1) comprises a turn-up broader(2) and a center deck(3). The green tire is molded by the following steps: applying an air pressure(6) to the inside of the green tire; and compressing a tread unit(7) and a belt unit(9) using a compression roll(8) contacting the exterior of the tread unit. A supporting stand(10) is installed on the drum shaft which can be descended to the inside of the green tire through a cut-out(3a) of the center deck.
Patent KR-20100059153-A (KR)
Title: Radio broadcasting ubiquitous care system and radio broadcasting ubiquitous care method by the system
Inventor: KIM SANG HUN
IPC: G08B25/00
Filed: 2008-11-26
Abstract: PURPOSE: A radio broadcasting ubiquitous care system and a radio is provided to prevent an abnormal situation by generating warning signal by with an emergency button. CONSTITUTION: More than one first transceivers receives an abnormal signal from an emergency button apparatus of a user(S100). A first transceiver transmits the abnormal signal to a selected apparatus(S200). A second transceiver receives an abnormal signal from the first transceiver. The second transceiver decodes the information of the user from the abnormal signal. The second transceiver transmits the abnormal signal and user information to more than one external terminal(S300).
Patent KR-20100059389-A (KR)
Title: Device for injecting exhaust gas of exhaust brake system
Inventor: LEE HONG BUM
IPC: F02D9/10
Filed: 2008-11-26
Abstract: PURPOSE: An exhaust gas injection system of an exhaust brake is provided to reduce the catalyst carbide of muffler using the exhaust gas of the high pressure when operating an exhaust brake. CONSTITUTION: An exhaust gas injection system of an exhaust brake comprises a valve(12), a driving part, and a gas-tube(20). The valve is installed inside an exhaust pipe interlinking an exhaust manifold and a muffler and opens and closes an exhaust pipe(10). The driving part is connected to the valve and in order to close the brake on operation it drives valve. The gas-tube installed in order to be communicated in the front of the exhaust pipe along the exhaust gas discharge direction.
Patent KR-20090056908-A (KR)
Title: Method for destructive readout of data in case of mobile theft
Inventor: AYANAMCOTTIL ANTONY ALOYSIUS
IPC: H04W8/24
Filed: 2008-11-28
Abstract: A method for destructive read out of data after reading the data in the robbed terminal is provided to protect data stored in the terminal by reading the data stored in the robbed terminal and deleting the data. If a message for reading out data is received from the other terminal or a service provider, data stored in the robbed terminal is read out(S510). It determines whether the phone number of the terminal is equal to the stored number(S512). The read out data is transmitted to a private post office box which the other terminal or a service provider provides(S514). If the read out data is completed, data stored in the terminal is deleted(S516).
Patent KR-20100067348-A (KR)
Title: Terminal device and method for transmitting/receiving data thereof
Inventor: CHEON KA WON
IPC: H04M1/72412
Filed: 2008-12-11
Abstract: PURPOSE: A terminal device and a method for transmitting/receiving data thereof are provided to share data between plural devices when the plural devices have the equivalent motion amount. CONSTITUTION: A sensing unit senses motion amount, and an interface unit(150) receives the motion amount from at least one external device. A controller(160) performs one of a data transmission work to, a data reception work from and a data transmission/reception with at least one external device. The sensing unit senses the motion amount of a terminal device in real time.
Patent KR-20100067782-A (KR)
Title: 시스템 창호 및 이의 시공방법
Inventor: KIM IK KON
IPC: E06B1/66
Filed: 2008-12-12
Abstract: 본 발명은 시스템 창호 및 이의 시공방법에 관한 것으로, 보다 구체적으로 다각형의 개구가 형성된 벽체; 상기 벽체의 개구의 각 내면에 대응되는 창호 프레임; 및 상기 창호 프레임의 어느 한 바닥면과 벽체 사이의 공간에 삽입된 흡습재를 포함하는 것을 특징으로 하며, 본 발명에 따른 시스템 창호 및 이의 시공방법은 시스템 창호가 설치되는 벽체의 개구와 창호 프레임 사이의 경계부를 통한 누수를 방지하여 내부 인테리어 및 마감재 훼손을 방지할 수 있고, 단열효과를 높일 수 있으며, 작업시간이 단축되어 시공효율을 높일 수 있다. 
       
     시스템 창호, 창호 프레임, 흡습재, 실리콘, 수지 발포 폼
Patent KR-20100067968-A (KR)
Title: Rfid tag with electrostatic discharge
Inventor: KANG HEE BOK
IPC: G06K19/07
Filed: 2008-12-12
Abstract: PURPOSE: An RFID tag with electrostatic discharge function is provided to enable high current to flow to ground terminal, thereby preventing the damage of the RFID tag, when electrostatic is generated among antenna pads. CONSTITUTION: If high voltage by electrostatic is applied among antenna pads, a voltage difference between an emitter E and base B is increased by increase of a leaked current. If voltage difference between the emitter E and the base B is higher than a thermal voltage, a bipolar junction transistor is turned on. An electron hole continually flows from the emitter E to the base B. An electron hole which is a hot carrier is continually provided from the base B to a collector C.
Patent KR-20100068754-A (KR)
Title: A basket for supporting a substrate
Inventor: HAN GYU BAEK
IPC: H01L21/673
Filed: 2008-12-15
Abstract: PURPOSE: A basket for supporting a substrate is provided to prevent the sagging of a lower horizontal bar by supporting the lower horizontal bar with a slope supporter. CONSTITUTION: A lower part horizontal bar(110) forms a lower slot(112) into which the lower end of a substrate is inserted. An upper horizontal bar(120) is arranged on the upper part of the lower horizontal bar to correspond to the lower horizontal bar. The upper horizontal bar forms an upper slot into which the upper end of the substrate is inserted. A front vertical post(132) and a rear vertical post(136) are respectively connected to the front side and the back side of the upper horizontal bar. A rear supporting bar(150) is connected to the rear parts of the upper horizontal bar and the lower horizontal bar.