baber/WOPTO huggingface dataset:
Patent KR-20010014687-A (KR)
Inventor: ISHII HIROJI
IPC: A61Q5/00
Filed: 2000-04-04
Abstract: PURPOSE: Disclosed is the subject composition having high moisturizing and permeating performances and capable of making a feeling of use thereof excellent when formulated in a cosmetic composition or a skin preparation composition for external use by including specific two kinds of N-long chain acyl neutral amino acid esters. CONSTITUTION: This composition is obtained by including an N-long chain acyl neutral amino acid alkyl ester or alkenyl ester of formula I (R1 is a 5-21C alkyl or a 5-21C alkenyl; R2 is H or a 1-3C alkyl; R3 is H, methyl, ethyl or the like; R4 is a 1-30C alkyl or a 1-30C alkenyl; R5 is an alcohol residue of a sterol; n is 0-2) (e.g. N-myristoyl-N-methyl-β-alanine-2-hexadecyl) and an N-long chain acyl neutral amino acid sterol ester of formula II (e.g. N-myristoyl-N-methyl-β-alanine- cholesteryl). Furthermore an amphiphilic substance may be contained in the above composition.
Patent KR-20010014693-A (KR)
Inventor: USAMI TATSUYA
IPC: H01L21/283
Filed: 2000-04-06
Abstract: PURPOSE: To prevent current leakage among the adjacent wirings by removing an inorganic insulation film other than the side walls of wiring structure by etching back the inorganic insulation film and then embedding a metal film between internal spaces of the inorganic insulation film remaining at the side walls of such wiring structure. CONSTITUTION: On a first Cu film 101, a plasma silicon nitride film 102, a first PAE(polyarylether) film 103, a second PAE film 104, a second plasma silicon nitride film 106 are sequentially formed. Next, at the entire part of the exposed surfaces among the upper surface and side surface of the second plasma silicon oxide film 106, side surface of the second PAE film 105, upper surface and side surface of the first plasma silicon film 104, side surface of the first PAE film 103, side surface of the first plasma silicon nitride film 102 and upper surface of the first Cu film 101, an inorganic insulation film 109 is formed as the third plasma silicon oxide film. In the internal space of this inorganic insulation film 109, the second Cu film 111 is formed with the sputtering.
Patent KR-20010095670-A (KR)
Title: Manufacturing method for resin products using yellow earth
Inventor: CHO KYUNG HOON
IPC: C08L101/00
Filed: 2000-04-11
Abstract: PURPOSE: Provided are resin articles using yellow soil, which can inhibit the generation of electromagnetic waves and environmental endocrine disruptor, emit far infrared rays, and have mothproof, waterproof and deodorizing functions. CONSTITUTION: The resin articles are produced by a process comprising the steps of: mixing yellow soil powder and resins, wherein the yellow soil powder, having a particle size of 300-2500 mesh, is produced by heating, sintering, and grinding raw yellow soil; heating the mixture at a temperature of 100-300deg.C and melting; adding fragrant grass and colorants, wherein the ratio of the yellow soil powder, the resins, the fragrant grass, and the colorants is 5-30:40-95:0.5-3:1-3; injecting or blow-molding.
Patent KR-20000053789-A (KR)
Inventor: KIM JONG TAECK
IPC: A47K7/04
Filed: 2000-04-12
Abstract: PURPOSE: Dirt control systems for a bath is provided to operate a dirt cleaning machine by air compressor control or electric/electronic control. CONSTITUTION: Dirt control systems for a bath comprise a dirt cleaning machine, and electric or electronic control part. An air compressor control system includes a head to clean dirts by an air compressor to generate air and by air vibration of an air tube. Several machines of the air compressor control system can be connected to a controller, air compressor. And an electric/electronic control system uses fine electricity like low-voltage in the head part and low-current in a vibrating part to prevent electric shock. A cable to supply low-voltage to the dirt machine is surely sealed. The two types of dirt control systems is used or stopped by an operating switch of the controller 'ON' and 'OFF'. Intensity and strength are modulated according to individual healthy condition or gender.
Patent KR-20010096828-A (KR)
Inventor: HAN YOUNG HO
IPC: G06Q40/06
Filed: 2000-04-14
Abstract: 본 발명은 연극이나 영화 또는 음악회와 같은 대중예술 제작시 이동 단말기 사용자를 대상으로 주주를 모집하여 제작비의 일부 또는 전부를 조달할 수 있도록 한 이동 단말기를 이용한 대중예술 제작 주주 모집 방법에 관한 것이다. 
     종래의 대중예술은 제작비가 부족하여 제작 자체를 못하거나, 제작되더라도 마케팅이나 홍보 제대로 이루어지지 않아 대중들에게 접근하지 못한 상태에서 결국은 대중들로부터 잊혀지게 되고, 이로써, 보다 다양한 대중예술이 대중들에게 제공되지 못하는 문제점이 있었다. 
     본 발명은 대중예술 제작 관련 주식 공모 정보를 단문 메시지 또는 문자 메시지 서비스를 통해 이동 단말기로 전송하여 주주를 모집함으로써, 대중예술 제작시 필요한 제작비의 일부 또는 전부를 이동 단말기 사용자를 대상으로 모집한 주주들로부터 조달할 수 있게 됨과 동시에 이동 단말기 사용자들에 의한 마케팅이나 홍보 효과를 얻을 수 있게 된다. 
     또한, 이동 단말기 사용자가 대중예술 제작 주주로 참여하여 각종 서비스를 제공받거나 이익을 배당받을 수 있고, 대중예술 제작 과정을 대중예술 제작사와 공유해 다양한 의견 제시도 가능해 짐에 따라 대중예술이 손쉽게 대중들에게 접근할 수 있을 뿐 아니라 보다 다양한 대중예술을 대중들에게 제공할 수 있게 된다.
Patent KR-20010097419-A (KR)
Inventor: CHA YOUNG SUP
IPC: B65B1/34
Filed: 2000-04-22
Abstract: 본 발명은 가정에서 혼식할 수 있도록 다수의 잡곡을 동일한 중량으로 한 봉지에 혼합 포장하여 밥 지을 때 희망하는 잡곡을 함께 섞어 간단 용이하게 잡곡밥을 지을 수 있도록 한 것으로서, 깐 녹두, 서리태, 차수수, 현미찹쌀, 검정약쌀, 율무, 찰 보리, 팥(적두), 통밀, 메조 등의 12가지 토종 잡곡 중, 3가지 잡곡을 한 봉지에 80∼100g의 중량으로 균등하게 기계 장치로 혼합 포장하되, 12가지 잡곡을 3가지씩 한 봉지에 포장하는 방법으로 각각 일주일 분량을 포장하여 세트화시켜 판매하므로, 소비자는 저렴한 가격으로 12가지의 잡곡을 구입하는 동시에 일주일 동안 서로 다른 잡곡밥을 혼식하여 실증이 생기는 것을 방지하고, 잡곡을 골고루 먹으므로 균형있는 영양소 섭취와 성인병 및 비만을 예방할 수 있도록 된 건강식을 제공할 수 있도록 된 것이다.
Patent KR-20000049739-A (KR)
Inventor: OH KYUNG CHAN
IPC: A63B5/08
Filed: 2000-04-24
Abstract: PURPOSE: A sporting equipment is provided, which is used for jumping as an exercise, to give the light-heartedness in its operation, offers various capability thereof, comprising resiliently controlling it using plate springs, controlling the width of an up-and-down motion and maintaining a horizontal state of a stepping plate, and, further obtains the safety in its operation and the easiness of transferring it for users to any site to be wanted, as well as gives the lower cost for its production. CONSTITUTION: A sporting equipment is thoroughly illustrated in figure 1. Referring to fig 1, a fixation plate(5) and a stepping plate(14) are first combined by knuckle pins(4) in both sides of a stepping plate connecting an operation member(16), and a stepping plate horizontal hold connecting a operation member(15). A plate spring(11) can be functioned by an action point operation bolt(17). The control of the resilience for the plate spring(11) can be done, as a plate spring support moving plate(7) is moved by rotating a horizontal moving axis(8) having screw peaks for moving the plate(7). In addition to the foregoing various characteristics, the control of an up-and-down motion can be performed as the handling for length of the action point operation bolt(17), if desired.
Patent KR-20000054152-A (KR)
Inventor: JANG KIL YONG
IPC: F16K21/04
Filed: 2000-05-24
Abstract: PURPOSE: An automatic valve for saving water is provided to operate for a long time with the power of a batter by greatly decreasing the amount of power consumption. CONSTITUTION: In approaching a hand to a vent port(36) of a housing(4), a sensor(50) senses it. Motor drive units(15a,15b) rotate a drive motor(14) according to a signal of the sensor and backs up screw shafts(8,10). A diaphragm(6) separates from an inducement unit(22) and opens a waterway so that water is discharged. On the other hand, when a user keeps the hand away, the motor drive unit rotates the drive motor in the opposite direction. The diaphragm is adhered to a front end of the inducement unit. The waterway is closed and the water is blocked. When the screw shaft forwards and the diaphragm touch the front end of the inducement unit, a spring(26) between the first and second screw shafts buffers. Thus, the diaphragm is prevented from being excessively pressurized and damaged.
Patent KR-20010110538-A (KR)
Inventor: HAM JU HUI
Filed: 2000-06-07
Abstract: 그 외주면에 감기게 되는 줄(100)의 끝단이 결합된 외축(4); 내부공간을 가지며 상기 외축(4)과 상대적으로 회전운동하는 한 쌍의 원반형 케이스(1); 상기 외축(4)의 중공부를 관통하여 상기 케이스(1)를 상호 결합하는 내축(5); 상기 외축(4)의 회전력을 상기 케이스(1)로 선택적으로 전달하는 클러치수단; 상기 외축(4)에 고정된 요오크(6)와 이 요오크에 권선된 코일(7); 상기 케이스(1)의 내측면에 상기 요오크(6)의 코일(7)과 대향하도록 부착되어 상기 외축(4)과 케이스(1)가 상대적으로 회전할 때 상기 코일에 유도전류를 발생시키는 마그네트(8); 상기 코일(7)과 전기적으로 접속되어 상기 유도전류를 공급받도록 상기 외축(4)에 설치된 정류자(9); 및 상기 정류자(9)와 접촉하도록 상기 케이스(1)에 설치되어 회전하면서 상기 유도전류를 정류하는 브러시(11);를 포함하는 요요시스템 및 그러한 요요시스템을 채용한 휴대용 전자기기가 개시된다.
Patent KR-20010007296-A (KR)
Inventor: BATES CECIL PETER
IPC: F27D3/15
Filed: 2000-06-08
Abstract: PURPOSE: A direct refining container is provided to minimize the loss of melting matter and solid matter accompanying exhaust gas, by providing an exhaust gas duct which extends from a refining container, with the first section which has a relatively slight upward inclination to the horizontal, and the second section which extends with a relatively slight gradient to the horizontal, in order. CONSTITUTION: The refining container for directly refining iron ore has a sidewall (5) which forms a roughly cylindrical barrel including an upper barrel section(51) and a lower barrel section (53), upward from the side (56) of a hearth, and is provided with an extended exhaust gas duct (9) outward from its upper section. Moreover, it has a front furnace (57) and a tap hole (61) for discharging the molten metal continuously. In this case, the exhaust gas duct (9) is provided with the first section (31) which inclines upward at an angle alpha of about 7°to the horizontal from an inlet end (63), and the second section (33) with a steep gradient which extends vertically from the other end of the first section (31). As a result, this container minimizes the loss of the molten matter and the solid matter which are discharged together with the exhaust gas.
Patent KR-20010111361-A (KR)
Inventor: KIM HYEON CHEOL
IPC: C08L63/00
Filed: 2000-06-10
Abstract: 본 발명은 인쇄회로기판(PCB)에 사용되는 난연성 동박적층판용 에폭시 수지 조성물 및 이를 이용한 난연성 동박적층판에 관한 것이다. 
     본 발명은 이를 위하여, 난연성 동박적층판용 에폭시 수지 조성물에 있어서, 비스페놀 A형 이관능성 에폭시 수지, 다관능성 에폭시 수지, 이미다졸계 경화촉매, 및 경화지연제를 포함하는 조성물 및 이를 이용한 동박적층판을 제공한다. 
     본 발명의 에폭시 수지 조성물은 디시안디아마이드의 사용없이 이미다졸 촉매로 에폭시기의 개환반응을 유도하여 에폭시 반응기의 연쇄반응에 의한 에폭시 고분자 반응을 야기하여 유리전이온도가 170 ℃ 이상인 내열성을 나타내며, 유전율이 낮고, 겔 시간의 조절이 자유로우며, 인체에 유해한 용매를 사용하지 않는 난연성 동박적층판용 에폭시 수지 조성물이다.
Patent KR-20010113976-A (KR)
Title: Apparatus for transceiving data in smart antenna system
Inventor: KANG YANG GI
IPC: H01Q3/38
Filed: 2000-06-12
Abstract: A process for manufacture of branched carboxylic acids from branched olefins by means of reaction with carbon monoxide and a solid acid catalyst, characterized in that a branched olefin, or a precursor thereof, is reacted in a batch reactor or a plug flow reactor with carbon monoxide and water, in the presence of an acidic ion exchanger, having sufficient acid groups to provide requisite protons for conversion of said olefin or a precursor of it, and carbon monoxide into branched carboxylic acids, and in the presence of a polar non-coordinating organic solvent.
Patent KR-20010113307-A (KR)
Inventor: HA JIN SIK
Filed: 2000-06-19
Abstract: 본 발명은 퍼스널 컴퓨터를 통하여 전자화폐의 충전이 가능한 시스템을 구비하고 이를 이용하여 각 회원사나 가맹점에서 제공된 마일리지포인트를 다른 회원사나 가맹점에서도 사용할 수 있도록 하기 위한 새로운 개념의 마일리지포인트 통합시스템에 관한 것이다. 
     본 발명에 따르면, 각 고객이 사용하며 고객의 신원을 확인할 수 있도록 된 IC형, RF형, 마그네틱, 바코드 형태의 휴대용 카드(2)와,  각 회원사나 가맹점 또는 개인 퍼스널 컴퓨터의 직렬포트, 병렬포트 또는 PS2 포트와 연결된 더미 단말기(4)와, 이 단말기(4)에 연결되며 각 고객의 이용금액 및 마일리지포인트가 기록된 데이터베이스(6)가 구축된 서버(8)와, 이 서버(8)에 내장된 마일리지포인트 산출프로그램을 포함하여 구성되며, 이 마일리지포인트 산출프로그램은 각 단말기(4)를 통해 접수된 고객의 매출기록에 따른 마일리지포인트를 산출하고, 산출된 마일리지포인트를 각 회원사나 가맹점의 마일리지포인트 산출기준에 따라 보정하여 상기 더미 단말기(4)로 전송하며, 고객은 자신에게 적립된 마일리지포인트를 사용가능하게 하는 것을 특징으로 하는 마일리지포인트 통합시스템가 제공된다.
Patent KR-20020003654-A (KR)
Title: Discernible method for driving of vehicles
Inventor: KIM JEONG SIK
IPC: B60R99/00
Filed: 2000-06-22
Abstract: PURPOSE: A method for checking a traveling state in a vehicle is provided to calculate horizontal and vertical displacement generated in a tire and to decide a traveling condition of the vehicle. CONSTITUTION: A method for checking a traveling condition of a vehicle comprises first and second distance measuring sensors(31,32) mounted on a rim(20); a tire(10) fixed on an outer circumference of the rim; and a reflecting film(12) formed on an inner face(11) of the tire with a radial direction to measure the distance. The tire and the reflecting film are deformed by horizontal force and vertical force applied to the tire in traveling the vehicle. The reflecting film reflects a distance measuring signal-generated form the distance measuring sensors. To improve precision of distance measuring, the width of the reflecting film is minimized. The horizontal and vertical displacement applied into the tire is calculated by the distance sensing sensor mounted on the rim and the reflecting place installed on an inner face of the tire. Thereby, the method for deciding the traveling condition of the vehicle ensures safety and controlling of the vehicle by exactly detecting traveling state.
Patent KR-20020003678-A (KR)
Title: Method and apparatus for implementing a chatting site wherein an event occurs
Inventor: SUCK KYUNG HEA
Filed: 2000-06-26
Abstract: PURPOSE: A method and device for embodying a chatting site generating an event is provided to enhance an interest of a user by making an unexpected event during a dialogue between users. CONSTITUTION: A user connects to a chatting service of the Internet using a browser of one's computer(200) through a modem or a LAN card. The user transmits one's ID and password to a chatting site and performs a log-in process for entering to a chatting site(210). The user selects a wanted chatting room(220). The user selects a character for displaying oneself(230). A chatting is processed among users in the room(240). An unexpected event is generated at a predetermined time decided in a chatting system(250). It is judged whether the event is progressed continuously(260). If the event is progressed continuously, a state according to the event is progressed, and the user performs a chatting service and participates in the event(270). If the event is terminated, the process is returned(280).
Patent KR-20020003931-A (KR)
Title: Two wing throttle valve
Inventor: SHIN IN CHEOL
IPC: F16K13/00
Filed: 2000-06-27
Abstract: PURPOSE: A pressure control valve having two blades is provided to uniformly discharge gas by the symmetry of a main blade and an auxiliary blade which rotate oppositely to each other and further discharge the gas in the center for minimizing the turbulence around the blades. CONSTITUTION: A pressure control valve having two blades includes a blade positioned in a flow line(vacuum line) of a main body(46) for controlling pressure according to an opening and closing degree, a rotation angle control part(18) for controlling rotation angle of the blade, and a motor(20) for rotating a rotation shaft(16) coupled with the blades to rotate the blade, wherein the blade is divided into two parts(15,26) which rotates oppositely to each other with reference to a right center so that gas discharge is carried out symmetrically in balance uniformly.
Patent KR-20020002917-A (KR)
Inventor: CHOI NAK BIN
IPC: G01N33/18
Filed: 2000-06-30
Abstract: PURPOSE: A pH-meter interface type ion meter is provided, which can be directly connected with a pH amplifier to easily measure ion concentration, and applied to the various types of solution. CONSTITUTION: The pH-Meter interface type ion meter consists of a micom processing a signal by a processor and containing the interface circuit; an electric power supply part; a handling part linked to the micom and inputting situation; a display part showing results; an electrode part detecting the signal of an electrometer; a signal amplifier linked to the micom; a flash memory linked to the micom; an ion concentration converting part linked to the flash memory and the micom; and an outer computer capable of selectively connecting the micom.
Patent KR-20020009026-A (KR)
Title: Solenoid valve for ABS
Inventor: LEE CHUNG JAE
IPC: B60T8/36
Filed: 2000-07-22
Abstract: PURPOSE: A solenoid valve for an anti-lock brake system is provided to avoid the damage on a lip seal by fitting the lip seal in a seal combining unit of a magnet core and to improve assembling efficiency by installing a filter member in a filter combining unit via an elastic fixing piece. CONSTITUTION: A solenoid valve(30) for an anti-lock brake system includes a magnet core(31a) having an inlet(31b) and an outlet(31c) and a valve seat between the inlet and outlet(34), a lip seal(35) installed on the lower circumference of the magnet core to perform as a check valve, and a filter member(36) placed below the magnet core to block up contaminants. A seal combining unit(31e) cylindrically extended to be fitted with the lip seal and a filter combining unit(31f) having a taper face are prepared at the lowest end of the magnet core. The filter member has a frame(36a) having a filter screen(36b) and fixing pieces(36c) formed on the edge of the frame. Since the diameter of the filter combining unit is larger than the inner diameter of the lip seal, the lip seal is smoothly fitted in the seal combining unit by passing through the filter combining unit. If the filter member is forcibly fitted in the filter combining unit, the fixing pieces are widened and gradually combined to the filter combining unit.
Patent KR-20000063748-A (KR)
Inventor: CHOI KYOUNG HEE
IPC: F21V8/00
Filed: 2000-08-01
Abstract: PURPOSE: A method for manufacturing a light plate and a back light device using the method are provided to reduce the manufacturing cost by using mass-produced light plate circular plate and improve the productivity. CONSTITUTION: A light plate circular plate made of an organic material is prepared. A pressing circular plate having a protruding portion of a pattern on the light plate circular plate is heated. The heated circular plate is pressed. The protruding portion of the circular plate makes contact with the light plate circular plate to mold the light plate circular plate into the pattern. Then, the circular plate is separated from the light plate circular plate. The circular plate is heated by using a heater mounted to the circular plate. The temperature of the circular plate is 50 - 500°C.
Patent KR-20000072382-A (KR)
Inventor: KANG SANG JOONG
Filed: 2000-08-25
Abstract: PURPOSE: A development of insurance product that can provide trust for electronic commerce is provided to enable the insurance companies or new organizations that are certified by the government to supply guarantees for transactions with electronic commerce companies. CONSTITUTION: A development of insurance product that can provide trust for electronic commerce is composed of agreement, display, and compensation. The name and company information of the insurance or guarantee company is displayed on the electronic commerce company's homepage. When a product with defects has been purchased from the electronic commerce company, the insurance or guarantee company, which the electronic commerce company has signed a reimbursement insurance, provides appropriate compensation payment to the purchaser.
Patent KR-20010050403-A (KR)
Inventor: HOAGE JERARD B
IPC: C02F3/02
Filed: 2000-09-08
Abstract: PURPOSE: A method for vacuum ventilating a sewage disposal tank without stirring is provided which supplies micro fine bubbles of a low pressure which have a long retention time in a sludge material by guiding the air to an expansion chamber, and then from the chamber to a sludge. CONSTITUTION: The method for ventilating a sludge comprises the steps of distributing pressure reduced small sized bubbles into a sludge; and replacing oxygen used by aerobic bacteria by maintaining the small sized bubbles distributed in the sludge, thereby increasing transference number of the side surface oxygen, wherein an average size of the small sized bubbles is 0.1 to 1.0 mm, the small sized bubbles are maintained in the sludge for 10 to 12 hours, the small sized bubbles are produced by flowing the air into the expansion chamber through an orifice, and then into the sludge, and the small sized bubbles are produced and distributed by an air tube for flowing the surrounding air into a propeller stirring means which is rotated in a high speed.
Patent KR-20010030509-A (KR)
Title: Fail memory circuit and interleave copy method of the same
Inventor: SUGIYAMA YUJI
IPC: G11C7/10
Filed: 2000-09-27
Abstract: PURPOSE: To provide a fail memory circuit and its interleave copying method suppressing the processing time for interleave copying to the minimum. CONSTITUTION: An address generating circuit 10 generates an address in which fail data are stored. A logic circuit 15 is constituted of a circuit delaying the address by the prescribed fixed time when an address is inputted, a circuit outputting a selection signal being a binary level signal, and a circuit outputting a signal inputted from the address generating circuit 10 or a signal inputted from a pipeline circuit in accordance with a value of a selection signal. A memory array 16 outputs fail data stored in the address of memory units A-D when an address is inputted or writes inputted fail data in the address of the memory units A-D. A OR circuit 70 takes OR of inputted plural fail data and outputs them to the memory array 16.
Patent KR-20020030185-A (KR)
Title: A wafer conveyer
Inventor: CHOI JONG DEOK
IPC: H01L21/68
Filed: 2000-10-16
Abstract: PURPOSE: An apparatus for transferring a wafer is provided to prevent a wafer and a tweezer from being damaged by a wafer transfer in an abnormal position, by detecting the abnormal position of the wafer while using a vacuum absorption error signal. CONSTITUTION: A drive material(110) is installed on a body, capable of transferring from one side of the body to the other side of the body. A plurality of tweezers(120) are installed in an end of the drive material, protruding to the front of the drive material. A wafer(200) can be absorbed to the upper surface of the tweezers. An isolating unit isolates the wafer from the settle surface of the tweezers when the wafer is settled in a position different from a predetermined settle position, inserted into the tweezers.
Patent KR-20020032964-A (KR)
Title: Device for automatic removing tar in scraper
Inventor: KIM DONG GI
IPC: C10B43/00
Filed: 2000-10-28
Abstract: PURPOSE: An apparatus for automatically removing tar on a scraper is provided to prevent tar from being adhered onto the backside of the scraper of the lower part of a coke oven chamber, and prevent gas leakage due to cohesion defects of doors. CONSTITUTION: The apparatus for automatically removing tar on a scraper comprises a guide rail(19) which is installed by being connected to the lower part of a base(22) of a jump cleaner of a pusher car; guide beams which are installed so that they are moved along the guide rail(19); a cylinder moving back and forth(17) which is fixed to the base(22) so as to operate the guide beams; disk gears(10a,10b) which are rotationally fixed to the front of upper guide beams(21a,21b) in the guide beams; an upper plate(7) which is perpendicularly installed to a length direction of the upper guide beams(21a,21b) so that the upper guide beams(21a,21b) are stationed; horizontal gears(11a,11b) which are rotationally fixed to the upper plate(7) by a hinge, and on the opposite surfaces of which toothed wheels being in gear with the disk gears(10a,10b) are formed; fixed rollers(12a,12b) and touch rollers which are installed at both ends of the operation shaft(8) so that the fixed rollers(12a,12b) and touch rollers are rolled around an operation shaft(8) fixed to the horizontal gears(11a,11b) and the upper plate(7); and touch parts which are fixed to the rear of the upper guide beams(21a,21b) so that the touch parts contact the touch rollers.