baber/WOPTO huggingface dataset:
Patent KR-20020057282-A (KR)
Title: Image sensor capable of preventing flowing backward of charge
Inventor: HONG DAE UK
IPC: H01L27/146
Filed: 2000-12-30
Abstract: PURPOSE: An image sensor is provided to increase transfer efficiency, by relatively decreasing parasitic capacitance between a gate electrode of a transfer transistor and a floating diffusion region, between a gate electrode of a rest transistor and the floating diffusion region and between a gate electrode and a drain of the reset transistor. CONSTITUTION: The gate electrode(Tx) of the transfer transistor is formed in a substrate. A photodiode(PD) includes the first impurity region of the second conductivity type which is formed in the substrate at one end of the gate electrode of the transfer transistor. The floating diffusion region(FD) of the second conductivity type is formed in the substrate at the other end of the gate electrode of the transfer transistor, having a density higher than that of the first impurity region. The second impurity region of the second conductivity type receives a power supply voltage, formed in the substrate isolated from the floating diffusion region and having a density higher than the first impurity region. The gate electrode(Rx) of the reset transistor is formed in the substrate between the floating diffusion region and the second impurity region. The third impurity region of the second conductivity type covers a partial surface of the floating diffusion region adjacent to the reset transistor, having a density lower than that of the floating diffusion region. The fourth impurity region of the second conductivity type covers the surface of the second impurity region, having a density lower than that of the second impurity region.
Patent KR-20010021710-A (KR)
Title: Bulk chemical delivery system
IPC: F17C13/04
Filed: 1998-07-10
Abstract: a bulk chemical canister that is connected to at least one manifold box, wherein each manifold box has at least two output lines, wherein each output line connects to a secondary canister. In non-limiting representative example, the bulk chemical canister may have a capacity of 200 liters. Also disclosed are novel manifolds for use in delivering chemicals from canisters and a transportation/containment cart.
Patent KR-20010022344-A (KR)
Title: 절삭가공방법 및 절삭유
IPC: B01D17/02
Filed: 1998-01-16
Abstract: 불수용성 절삭유를 사용하는 가공시에, 수용액을 가공위치에 분무 또는 분사하도록 한 절삭가공방법으로서, 회수액을 하나의 회수조에 회수저장하여, 비중차에 기인하여 불수용성 절삭유와 기타 수용액을 분리하고, 각각을 재사용하도록 하였다.     불수용성 유제를 사용하여 안정된 가공을 할 수 있도록 함과 동시에, 재해방지면에서의 대책도 충분하다.
Patent KR-20010023984-A (KR)
Title: 알칸올아민 계내의 포말 형성을 억제하는 방법
IPC: C10G19/00
Filed: 1998-07-21
Abstract: 아민 유닛의 탈거장치에서 포말 형성을 억제하는 방법이 개시되어 있다.  포말 비형성 해유화제를 아민 유닛의 흡수기에 도입되는 액상, 압축 탄화수소 스트림 또는 상기 흡수기에 도입되거나 빠져나오는 유기 아민 수용액 스트림에 첨가하면, 아민 유닛 탈거장치내 포말 형성이 억제된다.  탈거장치내 포말 형성은 흡수기에서의 해유화제 처리를 통해 탈거장치로 도입되는 알칼리성 아민 스트림중의 탄화수소 비말동반을 억제함으로써 억제된다.
Patent KR-20010030690-A (KR)
Title: 표시 장치
IPC: G09G3/34
Filed: 1999-07-23
Abstract: 본 발명에 따른 표시 장치는 EL 등의 평면형 다색 광원(201, 202, 203, 204)과, 평면형 광학 변조 패널(210)을 조합한 구조를 갖는다.  이 표시 장치는 다색 냉 음극관과 라이트 밸브를 시분할로 구동하는 구성과 비교하여 표시 장치의 크기를 작게 할 수 있으며, 소비 전력도 절감되고, 양호한 컬러 표시를 갖는다.
Patent KR-20010030789-A (KR)
IPC: A47C27/08
Filed: 1999-07-29
Abstract: An inflatable seating pad (10) consists of a hand operated pump (12) integrated within the top surface to inflate the pad with air. The pad (10) has a shut-off connector (6) at one corner which locates and is connected to a pressure relief valve (8). In use, the pad (10) is inflated by pushing upon the hand operated pump (12) to over inflate the pad. The shut-off connector (6) maintains the pressure in the pad (10). To set the pressure to a desired pressure the user actuates the pressure relief valve (pre-set to optimum pressure) to operate the shut-off connector (6) to allow air to exhaust through the pressure relief valve.
Patent KR-20010031195-A (KR)
IPC: B22D41/50
Filed: 1998-10-14
Abstract: The invention concerns continuous steel casting. It concerns a ladle nozzle for continuous casting comprising, in a downstream zone, a first part (3) with substantially constant cross-section and, upstream of said first part, a second part (4) with substantially divergent cross-section. The invention is particularly applicable to continuous steel casting.
Patent KR-20010032885-A (KR)
IPC: B21B1/26
Filed: 1998-12-08
Abstract: Process for producing a high-strength steel strip, in which liquid steel is cast in at least one continuous-casting machine with one or more strands to form a slab and, utilizing the casting heat, is conveyed through a furnace device, undergoes preliminary rolling in a preliminary rolling device and, in a final rolling device, is finishing-rolled to form a steel strip with the desired final thickness, and, in a continuous, endless or semi-endless process, the slab undergoes preliminary rolling in, essentially, the austenitic range in the preliminary device and, in the final rolling device, is rolled in the austenitic range or, in at least one stand of the final rolling device, is rolled in the two-phase austenitic-ferritic range, the austenitic or austenitic, ferritic rolled strip, after leaving the final rolling device, is cooled rapidly in order to obtain the desired structure.
Patent KR-20010052226-A (KR)
Title: 개선된 분무형상을 가지는 코 분무장치
IPC: B05B5/025
Filed: 1999-03-22
Abstract: 본 발명은, 신체상의 구멍에 분무하기에 적합하며 스프레이액 발생장치, 유체 저장기 및 출구면을 가지는 노우즈 피스 (5) 를 포함하는 패키지 분무장치에 관한 것으로, 더 상세하게는 리거멘트의 일단으로부터 분기하는 스프레이 콘을 가지는 유체 리거멘트를 포함하는 스프레이액을 발생하도록 되어 있는 장치에 관한 것이다.    바람직하게는, 상기 장치는 상기 스프레이 콘이 대전 액적을 포함하도록 되어 있는 정전 분무장치이다.    또한, 본 발명은, 상기 장치를 실질적으로 콧구멍에 침투시키지 않고서 유체를 분무장치로부터 비강에 투약하는 방법에 관한 것이다.    본 발명의 장치 및 방법은, 충혈완화와 같은 코와 관련한 치료가 필요하여 비강, 특히 인간의 비강에 코와 관련한 치료제를 투약함에 있어 부드럽고 신뢰성이 있는 분출을 제공한다.    스프레이액의 이러한 특별한 특성때문에, 장치를 실질적으로 콧구멍에 침투시키지 않고서도 스프레이액이 전달될 수 있으며, 목표로 하는 부위에 스프레이액이 효과적으로 도달한다.
Patent KR-20010042618-A (KR)
Title: 구아니딘 유도체
IPC: A61K31/155
Filed: 1999-04-19
Abstract: 본 발명은 하기 화학식의 구아니딘 유도체 및 그의 약제학적으로 허용되는 염, 그의 제조방법, 그를 함유하는 약제학적 조성물, 및 그의 인간 및 동물에서 심장혈관 질환, 뇌혈관 질환, 신장 질환, 동맥 경화, 쇼크를 치료하기 위한 용도에 관한 것이다: 
     
       
     
     상기 식에서, 
     각 부호는 명세서에서 기술된 바와 같다.
Patent KR-20010052382-A (KR)
Title: 마이크로전자기계적 회전 구조물
IPC: F03G7/06
Filed: 2000-02-16
Abstract: 열적 작동 등에 응답하여 회전하도록 디자인된 마이크로전자기계적 시스템(MEMS) 구조물들이 제공된다. 일 실시예에서, MEMS 회전 구조물은 가해진 온도의 변화에 응답하여 허브(hub)에 회전력을 가하는 하나 또는 그 이상의 방사형 스포크 부재들을 구비하는 허브를 포함한다. 또한 MEMS 회전 구조물은 적어도 부분적으로 허브를 둘러싸면서 하나 이상의 허브 스포크 부재들에 의해 허브에 연결된 링을 포함할 수 있다. 허브 또는 링을 시계방향, 반시계방향, 또는 시계방향 및 반시계방향 모두로 제어가능한 회전이 제공된다. MEMS 회전 구조물들은 스포크 부재와 동작가능하게 연결되는 열적인 아치형 빔 액츄에이터들(actuators)을 포함할 수 있다. 온도가 변함에 따라, 열적인 아치형 빔 액츄에이터들은 MEMS 구조물을 회전시키기 위하여 스포크 부재들을 이동시킨다. 회전 액츄에이터들, 회전 스위치들 및 릴레이들, 가변 커패시터들, 가변 저항들, 셔터들, 그리고 밸브들을 포함하는 다양한 응용이 회전하는 MEMS 구조물에 제공된다.
Patent KR-20010053111-A (KR)
IPC: B01J19/08
Filed: 1999-06-16
Abstract: A reactor 1 for the processing of a gaseous medium including a cylindrical reactor chamber 2 within which there is a hollow cylindrical bed 11 of active material 12, and the annular space 18, 311 between the outside of the bed of active material and the reactor chamber is arranged to provide an impedance to axial gas flow which increases in the direction of gas flow along the said annular spaces. The gases are constrained to flow through the bed by the tapered wall (Fig 5). In the embodiment the device is a plasma-assisted gas reactor, with co-axial perforated cylindrical electrodes 6 and 7 defining the borders of the active bed.
Patent KR-20010053272-A (KR)
Title: 메모리 제어 유니트
IPC: G11C11/407
Filed: 2000-04-21
Abstract: 본 발명은 SDRAM의 동일한 뱅크에 대한 연속적인 액세스를 방지하여 그 처리속도가 향상된 메모리제어유니트를 제공하는 것이다. 본 발명의 메모리제어유니트는 복수 블럭(0,1)를 구비하고, 뱅크로의 어드레스의 입력이 뱅크 각각의 프리차아징에 의해 연속으로 교호되는 다중-뱅크모드에서 연속적으로 액세스할 수 있는 SDRAM(2)을 제어한다. 
     메모리제어유니트(3)를 통해 SDRAM(2)을 액세스하는 블럭(4,5)에 의해 제공된 메모리어드레스를 어드레스로 변환되고, 메모리어드레스는 SDRAM(2)에 교호적으로 입력된다.
Patent KR-20020059510-A (KR)
Title: Ink-jet print head having semispherical ink chamber and manufacturing method thereof
Inventor: KIM HYEON CHEOL
IPC: B41J2/16
Filed: 2001-01-08
Abstract: PURPOSE: A head of ink jet printer with hemispheric ink chamber and manufacturing method of the same are provided to efficiently cool heat generated in a heater. CONSTITUTION: A head includes a substrate(110) where a manifold(112) supplying ink, an ink chamber(114) practically hemispheric and filled with ink to be discharged and an ink channel(116) supplying ink from the manifold to the ink chamber, are integrated; a nozzle plate(120) formed with a multi-layered structure including a first insulation film(126), a thermal conduction layer(127) made of thermal conductive material, and a second insulation film(128) layered on the substrate in order and having a nozzle(122) formed on a position corresponding with a center of the ink chamber to discharge ink; a nozzle guide(130) with multi-layered structure ex ended from an edge of the nozzle to an inside of the ink chamber; a heater(140) placed on the nozzle plate and formed annularly to surround the nozzle; and an electrode placed on the nozzle plate and electrically connected with the heater to impress current to the heater.
Patent KR-20020060545-A (KR)
Title: Internet advertisement sevice and creditable counting method that used free produced matters or free giving out.
Inventor: LEE SANG RYOOL
Filed: 2001-01-10
Abstract: PURPOSE: A method for reliable payment and Internet advertising service is provided to enable an advertiser to perform a free advertisement manufacture and distribution and obtain an effective selling effect using a small amount of commission according to a commodity sale and enable a client to perform a transaction in a buying price adapted to a selling condition as a deferred paying method on an online and offline advertisement. CONSTITUTION: Commodity information of an advertiser is publicized by combining an online with an offline. Free handbills are manufactured and distributed. A discount coupon is applied to the handbill. The Free handbills are distributed at an oil station or a designated place. In the case that a selling result is output, a commodity is received and a price thereof is paid a predetermined designated place an on offline. If a consumer who watched an advertisement selects a specific commodity, a deferred payment method is decided and purchase information and user information are inputted. The consumer inputs a wanted call communication(general telephone, image telephone, mobile phone, and an IMT-2000). A businessman performs a call for checking a consumer-wanted commodity purchase in a deferred payment system. The total system related to the consumer is operated, and a commission is received from the advertiser and a predetermined advertisement is performed for the advertiser.
Patent KR-20020069694-A (KR)
Title: Space keyboard system using force feedback and its method for inputting information
Inventor: KIM SEONG CHEOL
IPC: G06F3/0489
Filed: 2001-02-27
Abstract: PURPOSE: A space keyboard system being fed back by a pressure and a method for inputting information thereof are provided to check an input of a character by pressing a pressure to a finger portion when a character is inputted through a movement of a finger on a space. CONSTITUTION: A sensor and a processor are initialized(410). A movement signal of a finger is detected from the sensor(430). If a movement of a finger is detected, a movement signal of the detected finger is operated as a form capable of being used by a computer(440). Continuously, operated movement information is interpreted(450), and a position of the finger is decided based on the information(460). If a click corresponded to a selection of a specific finger for selecting information(character) is detected in a virtual space through a sensor(470), information(character) corresponded to a position of the finger is inputted(480). Continuously, the information is displayed on a screen, and a pressure signal is output to a position of the finger with respect to the input information to a pressure generating unit(490). The above stages are repeated until a termination signal of a user is detected(420).
Patent KR-20020069753-A (KR)
Title: An agent for water treatment and a method for producing the same
Inventor: LEE BYEONG CHEOL
IPC: C02F5/04
Filed: 2001-02-27
Abstract: PURPOSE: An antiscaling agent that does not cause eutrophication is provided, which prevents scale deposition on the inner surface of pipe. CONSTITUTION: The method of preparing an antiscaling agent includes the steps of melting 150 to 300 wt.% of silica having particle sizes of 200 to 400 mesh and 50 to 100 wt.% of sodium carbonate into suitable amount of water to adjust hydrogen-ion concentration to pH 7 to 9, followed by heating it to the temperature range of 1300 to 1700 deg.C; melting 3 to 10 wt.% of sodium phosphate selected from the group consisting of tribasic sodium phosphate, sodium metaphosphate or mixture thereof and 1 to 4 wt.% of tannic acid at 700 to 900 deg.C for 2 to 4 hrs; and heating the resultant from the first step and the resultant from the second step at 1300 to 1700 deg.C for 3 to 6 hrs. The method further comprises the steps of treating 5 to 15 wt.% of loess having particle sizes of 200 to 400 mesh at 700 to 900 deg.C for 2 to 4 hrs, followed by mixing the resultant with the resultant from the first step and the resultant from the second step.
Patent KR-20020071570-A (KR)
Title: Liquid crystal display device with the plural display panels
Inventor: MUN SEUNG HWAN
IPC: G09G3/36
Filed: 2001-03-07
Abstract: PURPOSE: A liquid crystal display with a multi-screen is provided to increase the display area by arranging one or more liquid crystal displays on a liquid crystal display panel in a vertical direction and displaying an image signal covering at least two liquid crystal displays. CONSTITUTION: An LCD(Liquid Crystal Display) is comprised of a host computer(100), a first LCD module(200), and a second LCD module(300). The host computer(100) comprises a graphic control unit(110) with a frame memory of m*(n+p) resolution and transmits an image signal(111) to the first and second LCD modules(200,300) through one output port. The first LCD module(200) comprises a first timing control unit(210), a first data driver(220), a first gate driver(230), and a first LCD panel(240) and receives the image signal(111) from the graphic control unit(110) to output it. The second LCD module(300) comprises a second timing control unit(310), a second gate driver(320), and a second LCD panel(330) and receives the image signal(111) from the graphic control unit(110) to output it.
Patent KR-20010044639-A (KR)
Inventor: SEO DONG KYU
IPC: H04M11/00
Filed: 2001-03-13
Abstract: PURPOSE: A voice recognition home automation system is provided to use conveniently and simply home appliances by inputting a voice to a cordless phone and controlling them for every products having a remote control function and reduce an installation expense for constituting a home network by communicating with the appliances through power lines already installed at home. CONSTITUTION: There are installed a cordless phone or a cordless microphone(1), a general phone set and a mobile phone(2). A control computer(3) receives a signal from the cordless phone or the cordless microphone(1) or from the general phone set and the mobile hone(2). A power line communication(PLC)(4) and an infrared ray repeater(5) receives a signal by the control computer(3). A lamp instrument(6) operates according to a signal from the PLC(4). A home appliance(7) operates according to a signal from the infrared ray repeater(5). The infrared ray repeater(5) includes an infrared ray receiving unit for inputting a remote control command for a pertinent electric appliance, communication interface units for being connected to the control computer under a communication protocol to induce a remote controller code and transmitting the current remote controller code to the control computer, and an infrared ray transmitting unit for outputting a remote controller code signal wirelessly. When a user inputs a voice command according to a general phone set, mobile phone(2) or an ARS, it is inputted through the phone to the control computer(3).
Patent KR-20020076509-A (KR)
Inventor: YOON JU SEONG
IPC: A47F7/00
Filed: 2001-03-29
Abstract: PURPOSE: A management apparatus for selling tobaccos is provided to help a distributor to accurately calculate incomings and outgoings by calculating exactly the amount of sold products and an amount of money corresponding to the sold products. CONSTITUTION: A selling box(1) containing a plurality of tobacco storage chambers(2) comprises a display member(T) at the front side of the storage chamber, which is formed with a quantity display part(6) and a money amount display part(7). A counter switch is mounted on the rear surface of the display member. In addition, a control panel(C) provided with a number display part(12) and a manipulation part is mounted in the lower portion of the box. The display member, the counter switch and the control panel are electrically connected.
Patent KR-20020084400-A (KR)
Title: an apparatus for sticking sheet to the paper pipe of adhesive tape automatically
Inventor: BAEK SEUNG JIN
IPC: B65H35/07
Filed: 2001-04-30
Abstract: PURPOSE: A device for automatically attaching a sheet of a paper tube for an adhesive tape is provided to automatically attach a sheet to a paper tube, to conveniently supply paper tubes one by one to an attaching unit, and to easily cut the sheet attached to a paper tube. CONSTITUTION: A device for automatically attaching a sheet of a paper tube for an adhesive tape comprises a supply unit(100) and an attaching unit(200). The supply unit comprises a receiving unit for receiving many paper tubes, a guide unit for aligning paper tubes, and a first transferring unit having many idle rollers and a punching cylinder and freely rotating toward the front lower portion of the guide unit. The attaching unit comprises a second transferring unit having many drive rollers, an adhesive pasting unit having a paste roller of which one end is dipped in an adhesive container, and a sheet supply unit for supplying a sheet to a pasting part.
Patent KR-20020087778-A (KR)
Title: Apparatus for reproducing a data on recorded optical disc
Inventor: NOH SEUNG PIL
IPC: G11B20/10
Filed: 2001-05-16
Abstract: PURPOSE: An optical disc reproducing device is provided to normally carry out the reproducing operations for audio data of a general CD format and a high density CD format and MP3 audio data by mounting reduction resistance or switching transistor for reducing or selectively blocking outer clocks of a predetermined frequency. CONSTITUTION: An optical disc reproducing device includes the first clock generating element(243) for generating clock signals according the kind of an input signal, a second clock generating element(16) for generating clock signals regardless of the kind of an input signal, a reducing element(R) for reducing the clock signal output from the second clock generating element for producing a clock signal required for decoding of the input data, and a data decoding element(242) for decoding the input data by a clock signal produced by mixing the output from the first clock generating element and the output from the reducing element according to the kind of the input data.
Patent KR-20020090039-A (KR)
Title: Guard rail for bridge and overpass
Inventor: KIM BONG KEUN
IPC: E01D19/10
Filed: 2001-05-26
Abstract: PURPOSE: A guide rail for a bridge or high level road is provided to maximize a shock absorbing ability thereof by using a buffer material and an air pressure. CONSTITUTION: The guide rail for a bridge or high level road comprises a first shock absorbing member(100) for absorbing and dispersing the shock of a collision between a car and the guide rail with a buffer member; a second shock absorbing member(200) coupled to the first shock absorbing member for repeatedly absorbing the shock by using an air pressure; and a fence(300) for supporting the first and second shock absorbing members.
Patent KR-20020091468-A (KR)
Inventor: YIH MUH-MIN
IPC: H01L23/10
Filed: 2001-05-30
Abstract: PURPOSE: A wafer level packaging method is provided to simplify a wafer level packaging process by forming a stress buffer layer, bumps and scribe lines on a wafer, and to simply dice the wafer without misalignment after a packaging process by making the scribe lines confined by patterned photoresist formed on the wafer. CONSTITUTION: The patterned photoresist is formed on the wafer(100) covering a plurality of scribe lines(112) and bump formation positions. The stress buffer layer(109) is formed on a region not covered with the patterned photoresist. After the patterned photoresist is eliminated, a plurality of the first openings are confined in the scribe line or the exposed stress buffer layer. The second patterned photoresist having the plurality of the second openings are aligned with the upper surface of the wafer to cover a stencil, the stress buffer layer and the scribe lines so that the second openings expose the first openings. A solder material is filled in the openings. A reflow process is performed according to the use of the stencil or the second photoresist before or after the stencil or the second photoresist is eliminated.
Patent KR-20010112640-A (KR)
Title: 액정 재료 및 액정 표시 장치
IPC: G02F1/13
Filed: 2001-06-13
Abstract: 해리성 물질 및 해리성 물질의 염은 온도 변화 하에서 액정에 첨가되어 액정에 포함된 이온의 양을 일정하게 유지하고, 정전기로 인한 액정의 배향 교란 및 과다 이온 축적으로 인한 불균일 또는 얼룩을 예방하여, 신뢰성을 향상시킨다.
Patent KR-20030000758-A (KR)
Title: Raised flash point fluids and method uniform top dressing
Inventor: KWAK DAE GEUN
IPC: A24B3/12
Filed: 2001-06-27
Abstract: PURPOSE: Provided is a production process of aroma additive with an ignition point considered which decreases the amount of ethanol used to reduce the loss caused by volatilizing ethanol so that it contributes to reduce the production cost of tobacco. CONSTITUTION: In the aroma additive which consists of 4-10% of aroma, 5-10% of moisturizing agent and 72-86% of solvent used in the secondary adding process for aroma among the entire process, the production process of aroma additive with the ignition point considered is characterized by including water as non-volatile solvent at a ratio of 2:1-1:5 against ethanol.
Patent KR-20030002398-A (KR)
Title: Novel Bacillus amyloliquefaciens B4 strain producing fermented swine feed utilizing food waste
Inventor: KIM HUI SIK
IPC: C12N1/20
Filed: 2001-06-29
Abstract: PURPOSE: Provided is a novel Bacillus amyloliquefaciens B4 strain producing swine feeds by wet fermentation of food wastes. The novel strain grows rapidly, and is excellent in enzyme activity and antagonism. CONSTITUTION: The novel Bacillus amyloliquefaciens B4 strain(KCTC 18083P) has enzyme activities of amylase, protease, cellulase and lipase, and has antagonistic effects on E.coli, Salmonella, Staphylococcus and Candida, without oral toxicity. A microbial preparation contains the novel Bacillus cereus NK 204strain(KCTC 18083P) adsorbed to a growth medium selected from one of diatomite, zeolite and rice bran and a mixture thereof, and to a carrier.
Patent KR-20010112118-A (KR)
Title: 피스톤구조
Inventor: LEE SANG JEEN
IPC: F02F3/00
Filed: 2001-07-04
Abstract: 본 발명은 압축링 및 오일링과 실린더의 내벽과의 마찰을 최소화 함은 물론 피스톤 헤드에 실린더의 내벽에서 구름운동을 하는 볼을 구비하여 불쾌한 마찰소음이나 떨림현상이 발생되는 것을 방지할 수 있음과 동시에 엔진출력을 향상할 수 있는 피스톤구조에 관한 것으로서, 상단에 수직방향으로 나사공(32)이 형성되고, 하단에 직선운동을 회전운동으로 전환하여 크랭크샤프트로 전달하는 커넥팅 로드가 회전가능하게 결합고정된 피스톤 헤드(30)와, 일측이 상기 피스톤 헤드(30)의 외주면 상단과 하단에 등간격으로 밀착고정되고, 중앙부분에 장방형의 형상을 갖는 절개부(36)가 형성되며, 이 절개부(36)에 실린더 내벽을 따라 구름운동을 하는 원통형의 형상을 갖는 볼(38)이 회전가능하게 장착되는 복수개의 지지플레이트(34)와, 하면이 상기 피스톤 헤드(30)의 상면에 접촉되고, 중심부분에 피스톤 헤드(30)에 형성된 나사공(32)과 동일축상을 갖는 관통공(42)이 형성된 오일링플레이트(40)와, 하면이 상기 오일링플레이트(40)의 상면에 접촉되고, 중심부분에 오일링플레이트(40)에 형성된 관통공(42)과 동일축상을 갖는 안내공(46)이 형성된 제 1플레이트(44)와, 하면이 상기 제 1플레이트(44)의 상면에 접촉되고, 중심부분에 제 1플레이트(44)에 형성된 안내공(46)과 동일축상을 갖는 관통공(50)이 형성된 압축링플레이트(48)와, 하면이 상기 압축링플레이트(48)의 상면에 접촉되고, 중심부분에 압축링플레이트(48)에 형성된 관통공(50)과 동일축상을 갖는 안내공(54)이 형성된 제 2플레이트(52)와, 상기 플레이트(44),(52)와 압축링플레이트(48) 및 오일링플레이트(40)를 피스톤 헤드(30)에 결합고정하는 볼트(56)를 포함하여 이루어진 것을 특징으로 하는 것이다.