baber/WOPTO huggingface dataset:
Patent KR-20020026368-A (KR)
Title: Multiple cytokine-antibody complexes
IPC: A61K48/00
Filed: 2000-08-09
Abstract: The invention relates to protein complexes and fusion proteins including at least two different cytokine molecules. The protein complexes and fusion proteins may further include a targeting moiety such as a region of an immunoglobulin. Methods of using the protein complexes and fusion proteins are also disclosed.
Patent KR-20020067496-A (KR)
Title: Continuous inkjet printer arrangement
IPC: B41J2/195
Filed: 2000-09-08
Abstract: A continuous inkjet printer is described, which comprises a combination of dispersion agitation means, heated ink supply and printhead and tailored, heated, filtration regime. The use of this combination allows the printing of inks containing a non-magnetic pigment that exhibits "soft settling" upon standing.  <IMAGE>
Patent KR-20020070961-A (KR)
IPC: G02F1/133
Filed: 2001-07-04
Abstract: 복수의 행 주소지정을 위한 디바이스는 직교(orthogonal) 함수 집합에 기초하여 펄스 패턴으로 프레임 주소 지정에 의해 구동된다. 적합한 프레임 길이를 가진 잉여(redundant) 프레임을 고름으로써, 2진 함수 집합에 기초하여 프레임을 통해 얻어진 펄스 패턴으로 하는 것 보다 덜 변화하는 주파수 콘텐트가 얻어진다.
Patent KR-20020032598-A (KR)
Title: Idle handoff method taking into account critical system jobs
IPC: H04W48/20
Filed: 2001-07-05
Abstract: A cellular radio communication system has a number of cells covered by base stations communicating with mobile communication devices. The mobile communication device performs an idle handoff method. In the idle handoff method, the communication mobile device receives paging messages from a first base station, and initiates idle handoff from the first base station to a second base station if it is established that no other, critical idle-mode process with the first base station is being performed.
Patent KR-20020069185-A (KR)
IPC: G06F1/04
Filed: 2000-09-08
Abstract: 데이터 처리 시스템 및 이와 관련된 방법들은, 프로세서 코어 및 상기 프로세서 코어에 연결된 시스템 회로를 포함하는 데이터 처리 시스템에 있어서 전력 절약을 위해 공개된다. 제1 방법은, 상기 프로세서 코어 및 시스템 회로에 의해 저 전력 상태로 들어가는 단계, 상기 프로세서 코어가 저 전력 상태를 유지하는 동안 상기 프로세서 코어에 의해 버스 조정을 가능하게 하는 단계를 포함한다. 본 발명에 따른 한가지 실시예는, 요구 디바이스에게 버스 접속을 부여하고 그것에 응답하여 상기 프로세서 코어에 의해 전력 절약 모드로 들어가도록 함으로써 데이터 처리 시스템에서 전력을 절약하는 방법을 더 계획한다. 그러면, 상기 프로세서 코어가 전력 절약 모드를 유지하는 동안에 버스 동작들이 수행된다. 또 다른 실시예는, 상기 프로세서 코어 및 시스템 회로에 의해 디버그 상태로 들어가는 단계, 그런 후에 상기 프로세서 코어가 디버그 상태를 유지하는 동안에 상기 프로세서 코어에 의해 버스 조정을 가능하게 하는 단계를 포함하는, 데이터 처리 시스템을 디버깅하는 방법을 더 계획한다.
Patent KR-20020056930-A (KR)
Title: Pressure regulator
IPC: G05D16/06
Filed: 2001-08-16
Abstract: A pressure regulator has a closing member which controls a pressure-medium inlet and on which is supported a valve spring arranged in a spring can. The spring can includes a casing part and of a lid. The valve spring is supported with one end against the lid. The lid is pushed into the casing part until the necessary spring force is set exactly and is then connected to the casing surface of the casing part by means of radial indentations.
Patent KR-20020077352-A (KR)
IPC: G21C19/48
Filed: 2000-12-04
Abstract: The invention provides a process for reducing to metallic form a metal oxide present in spent nuclear fuel, the process comprising cathodically electrolysing the actinide oxide in the presence of a molten salt electrolyte, the potential of the cathode being controlled so as to favour oxygen ionisation over deposition of the metal from the cations present in the molten salt. The invention allows for the reduction of the metal oxide to a metallic form by the use of a single electrochemical process, with oxygen being produced as the only by-product.
Patent KR-20020062325-A (KR)
IPC: H04N21/44
Filed: 2001-09-26
Abstract: 애완 동물을 시뮬레이트하거나 사용자 인터페이스 기능들을 용이하게 하기 위해서, 텔레비전 세트와 같은 디스플레이 상에 애니메이션 가상 생물을 생성한다.  일 실시예에서, 시청되고 있는 프로그램에 대응하는 하나 이상의 신호들이 모니터링된다.  이 모니터링에 기초하여 특정 이벤트들이 검출될 때, 검출된 이벤트에 대응하도록 애니메이션 캐릭터가 제어된다.  다른 실시예에서, 애니메이션 가상 생물은 프로그램 추천 시스템에서 사용자에 의해 행해진 프로그램 선택들에 응답한다.
Patent KR-20020063588-A (KR)
Title: Methods for introducing genes into mammalian subjects
IPC: A61K48/00
Filed: 2000-12-11
Abstract: Methods to obtain genetic modifications of cells in histoculture are described. Modification is assisted by treating the histoculture with collagenase prior to contacting the histoculture with the delivery vehicle for the desired gene. Hair follicles and other organized tissues can be modified in this was and then transplanted into intact recipients.
Patent KR-20020073183-A (KR)
IPC: C07C253/34
Filed: 2001-01-18
Abstract: 본 발명은 중요한 신규 조성물인 시스 4-시아노-4-[3-(시클로펜틸옥시)-4-메톡시페닐]시클로헥산카르복실레이트의 리튬 염의 일수화물을 제조하는 방법을 제공한다.
Patent KR-20030009414-A (KR)
IPC: A61P25/04
Filed: 2001-04-03
Abstract: 본 발명은, 생체 내에서 장기간에 걸쳐 약물이 유효하게 보류될 수 있게 하는 송달성이 우수한 물질을 제조하고, 상기 송달성 물질을 이용한 약물 송달 시스템을 구축하는 것을 목적으로 한다. 폴리알킬렌 글리콜 또는 그 반응성 유도체, 인지질 및 약물을 반응시켜 공유 결합을 형성시킴으로써 수득한 송달성 물질을 전신 또는 국소에 투여하면, 상기 물질이 생체 내의 표적 부위에서 장기간 체류하기 때문에, 1회의 투여로 장기간에 걸쳐 약효를 지속시키는 것이 가능해진다.
Patent KR-20030013418-A (KR)
IPC: H05B41/288
Filed: 2002-03-29
Abstract: 방전램프를 구동하기 위한 장치는 탱크회로(12) 및 DC-AC 인버터(8)를 포함한다.  탱크회로(12)는 전력을 램프에 전달하고 제2 공진 네트워크(18) 및 제2 공진 네트워크(20)를 포함한다.  정규 동작 모드에선 제1 공진 네트워크(18)에 의해서 교류 사각형상의 전류가 램프에 전달된다.  기동 동작 모드에선 직렬로 접속된 댐핑 장치(R1), 공진 커패시터(C2) 및 공진 인덕터(T)를 포함하는 제2 공진 네트워크(20)에 의해서 공진 점화 전압이 발생된다.  DC 전압은 전압입력과 탱크회로(12) 사이에 배치된 DC-AC 인버터(8)에 의해 AC 전압으로 변환된다.
Patent KR-20030007667-A (KR)
Title: Device for harvesting of and tending to shells and for cleaning of an associated shell collector in water
IPC: A01K61/00
Filed: 2001-05-21
Abstract: A device for example for the harvesting of farmed bivalves (6) in water (4), the bivalves (6) being attached to and growing on a bivalve net (10) in the water (4). According to the invention, the device, a bivalve harvester (2), has a propulsion device arranged thereto, and is formed of a frame with for example at least one rotatable harvesting roller (90, 92), which is pressed and rotated against the bivalve net (10) and the bivalves (6) during the harvesting of the bivalves (6), so that the bivalves (6) are thereby scraped or milled loose from the bivalve net (10), after which the bivalves (6) are collected and sucked into a catching device enclosing the harvesting roller(s) (90, 92). The bivalves (6) and bivalve bunches (8) are then pumped by means of a pumping device in a downstream direction into a pipe for further transport and collecting onto a vessel or a device placed in the vicinity of the bivalve harvester (2). Bivalve bunches (8) may possibly be separated into smaller units in a debunching pipe (192) placed for example immediately downstream of the catching device.) that functions as attachment body for a tool (1) or for the target objects (25) is placed.
Patent KR-20030038556-A (KR)
IPC: A61B17/58
Filed: 2001-10-24
Abstract: 본 발명은 평평한 수술용 케이블의 두 단부를 고정하는 클립에 관한 것으로서 암나사산과 결합하는 수나사산을 갖는 내부의 수나사산부를 포함한다.
Patent KR-20040062768-A (KR)
Inventor: YOON BOK SU
IPC: G06Q50/20
Filed: 2003-01-03
Abstract: PURPOSE: A method for realizing an electronic blackboard using an overlay technique is provided to make a teacher give a lecture efficiently by displaying a screen for the teacher to a teacher's monitor and not displaying the screen to the trainee's monitor as using the graphic overlay technique. CONSTITUTION: It is checked that a computer system of the electronic blackboard supports various functions needed for the overlay technique(S110). In case that the computer system supports the functions, a display window such as a toolbar or a sub window shown to only the teacher's screen is made by using a program making tool or a lecture plan making tool of the electronic blackboard(S120). Display window information is stored in an overlay memory space of the computer system(S130). When the display window information is displayed to the monitor, the display window information stored in the overlay memory space is output to the monitor of the lecture and is not output to the monitor of the trainee by turning off the overlay output of a secondary port(S141).
Patent KR-20030019489-A (KR)
Inventor: LEE JAE HUI
IPC: G06K19/02
Filed: 2003-01-23
Abstract: PURPOSE: An inlay layer of a PET material and a combination IC card including the inlay layer inserted therein are provided to endure against various environment conditions being used by a complected card, especially, a temperature and a shock power from an exterior. CONSTITUTION: A thin copper sheet(120) of 35-micro meter is adhered on the upper surface of an inlay sheet(110) of PET synthetic resin material which is cut as a proper standard(a). A resist ink(130) is applied on the upper surface of the thin copper sheet(120), and dried under normal temperature(b). A photo mask sheet(140) having a pattern of an antenna coil is fixed on the upper surface of the dried resist ink(130) and the resist ink(130). If the exposure is terminated, the photo mask sheet(140) is removed(c). The inlay sheet(110) is soaked in an etching liquid of a ferric chloride, and a partial portion except the pattern of an antenna coil is corroded(d). The inlay sheet(110) is washed using water, and the remaining resist ink(130) and etching liquid are removed. Continuously, the etched inlay sheet(110) is dried(e).
Patent KR-20040067445-A (KR)
Title: Continuation breakup apparatus of basket form
Inventor: CHO YONG LAE
IPC: B01F7/16
Filed: 2003-01-23
Abstract: PURPOSE: A continuation breakup apparatus of basket form is provided to reduce manufacturing costs without a mixer, oil pressure generator, and a fluid cylinder, and increase processing capability and decentralizing efficiency by using pipe materials relatively easy to wash. CONSTITUTION: The continuation breakup apparatus of basket form decentralizes a liquid combined substance by friction and shear with a decentralizing medium by way of rotating action of a decentralizing pin support-body or decentralizing pins capable of rising and falling in a basket. The liquid substance in a decentralizing container is mixed by a mixer in the container holding the liquid combined substance. The liquid substance in the basket is outflown through a plurality of slots on the side of the basket by a centrifugal force in the basket, then mixed with other liquid substance in the decentralizing container to be inflown to the basket again through a liquid inflowing hole on the basket.
Patent KR-20030068409-A (KR)
Title: Ｄｃ-ｄｃ 컨버터, 전자 기기 및 듀티비 설정 회로
IPC: H02M3/156
Filed: 2003-02-07
Abstract: 본 발명은 동작 불안정을 일으키지 않고 입력 전압 범위가 넓으며 출력 전압 범위가 넓은 DC-DC 컨버터와, 이것을 이용한 전자 기기와, 컨버터 회로의 제어에 있어서 동작 불안정을 일으키지 않고, 컨버터 회로의 입력 전압 범위를 넓게 또한 출력 전압 범위를 넓게 할 수 있는 듀티비 설정 회로를 제공한다. 
     DC-DC 컨버터(10)는 컨버터 회로(110), 출력 전압 검지 회로(120) 외에, 듀티비 설정 회로(20)를 포함한다. 이 중, 오차 증폭 회로(21)는 Vref1과 Vd를 비교하여 제어 전압(Vfb)을 출력한다. 펄스폭 변조 회로(25)는 삼각파 전압(Vct)과 제어 전압(Vfb)을 비교하여 제1 펄스 신호(PWO)를, 제2 펄스 신호 발생 회로(26)는 소정의 온 듀티비의 제2 펄스 신호(PSO)를 출력한다. 선택 회로(27)는 제어 전압(Vfb)에 따라서 제1 펄스 신호(PWO) 또는 제2 펄스 신호(PSO)를 선택하여 사각형파 신호(PS)로서 트랜지스터(M1)에 출력한다.
Patent KR-20040073828-A (KR)
Title: System for reserving and settling service using temporary settlement method
Inventor: HA YEON TAE
Filed: 2003-02-14
Abstract: PURPOSE: A system for reserving and settling a service using a temporary settlement method are provided to remove the inconvenience for buying a ticket at a ticket office on that day again after reserving the ticket for transportation or a theater on the wire/wireless communication network or the Internet. CONSTITUTION: A user reserves the service, settles price, and receives the data confirming the reservation from a service provider by using a card reader(125) installed to a communication tool(100). A gate card reader(130) lets the user enter a gate after reading the reservation confirmation data stored in the card by linking with a management server(120). The management server analyzes the data received from the gate card reader, judges that the user is the reserved user, and transmits a judging result to the card reader.
Patent KR-20040073894-A (KR)
Inventor: LEE SEOK JEONG
IPC: F16L9/18
Filed: 2003-02-15
Abstract: PURPOSE: A spacer for a double wall pipe filled with a filler is provided to improve the quality and productivity of the double wall pipe by easily inserting an inner pipe into an outer pipe and precisely taking the position of the inner pipe in the outer pipe. CONSTITUTION: A spacer(1) for a double wall pipe(2) filled with a filler(3) is composed of a fixing band(10), and a plurality of support members(20) movably installed at the outer surface of the fixing band at regular intervals. The fixing band is fixed to the outer surface of an inner pipe(2a). The support members support the inner pipe inserted into an outer pipe(2b), and precisely take the position of the inner pipe.
Patent KR-20040075552-A (KR)
Inventor: KIM YONG UN
IPC: G11C7/02
Filed: 2003-02-21
Abstract: PURPOSE: A noise removal circuit and a method thereof are provided to prevent a phenomenon that noise is not removed according to a sampling time and prevents a delay of a signal varies. CONSTITUTION: A detection unit(40) generates a pulse when an input signal rises and falls. A counting unit(41) determines a width between the variation of the input signal by counting the pulse. A noise width definition unit(42) defines a maximum width of a preset noise. A comparator unit(43) compares the width between the variation of the input signal provided from the counting unit with the preset noise width provided from the noise width definition unit. And a sampling unit(44) outputs a signal without noise by performing a sampling of the input signal according to the comparison result of the comparator unit.
Patent KR-20040076314-A (KR)
Inventor: JEONG YONG SEOK
IPC: A47G21/18
Filed: 2003-02-25
Abstract: PURPOSE: An automatic internal straw is provided to be integrally installed in a beverage vessel with an easy structure, resulting in improved convenience related to carrying and storage thereof. CONSTITUTION: The automatic internal straw(100) comprises an extendable unit(110). In a state that the straw is retained in a beverage vessel, the extendable unit is reduced in length as an elastic member thereof is compressed. Then, in the case of opening the beverage vessel, the extendable unit is extended by virtue of the repulsive force of the elastic member, so that it protrudes out of the beverage vessel, resulting in convenient use of the straw.
Patent KR-20040030189-A (KR)
Inventor: TOSAKI YUTAKA
IPC: C09J7/02
Filed: 2003-02-25
Abstract: PURPOSE: A water-dispersive adhesive composition and an adhesive product having an adhesive layer formed by using the composition are provided, to obtain good initial adhesive strength even to a wet surface or the surface where dew is condensed and to allow an adhesive tape to leave no remainder after peeled. CONSTITUTION: The water-dispersive adhesive composition comprises an acryl-based or rubber-based water-dispersive adhesive composition; and 0.5-15 parts by weight of at least one kind of hydrophilic polymer selected from the group consisting of polyalkylene glycol, poly(vinyl pyrrolidone), poly(vinyl alcohol) and poly(meth)acrylic acid based on 100 parts by weight of the solid part of the acryl-based or rubber-based water-dispersive adhesive composition. Preferably the acryl-based or rubber-based water-dispersive adhesive composition contains the unit derived from at least one kind of a C4-C12 alkyl (meth)acrylate as a main monomer; and the hydrophilic polymer has a weight average molecular weight of 500-5,000,000.
Patent KR-20040076534-A (KR)
Inventor: KIM SI HYEONG
IPC: H04B1/38
Filed: 2003-02-26
Abstract: PURPOSE: A cellular phone where a rotative flash is mounted is provided to additionally comprise a flash which emits light necessary for camera photographing in connection with a cellular phone body in rotative type, to change an emitting direction according to a photographing direction of a camera, thereby photographing an object in various directions. CONSTITUTION: An upper folder(300) consists of an earpiece(310) for outputting a sound and an LCD screen(320) for outputting an image. A lower folder(400) consists of a keypad(410) for inputting a signal and a transmitter(420) for inputting the sound. A flash(500) is formed inside a flash mounting hole(342), and is coupled with a lamp(510) for emitting light necessary for photographing of a camera(330) on a front side. One pair of flash coupling projections(520) are formed on an upper end and a lower end of the flash(500) to be coupled with a flash coupling hole(344).
Patent KR-20040077055-A (KR)
Inventor: JUNG JUN YEONG
IPC: G01B11/27
Filed: 2003-02-27
Abstract: PURPOSE: An optical alignment system using visible rays and images and an aligning method thereof are provided to perform an optical alignment process within a short period of time by using a light source of wavelengths of a visible ray region and a lensed fiber. CONSTITUTION: A first light source(200) is used for providing wavelengths of visible rays. A second light source(210) is used for providing a wavelength of an infrared region. A micrometer stage(230) is used for aligning output beams of the first and the second light sources to a light receiving part of an optical receiver. A lensed fiber(240) is connected to the micrometer stage in order to input the light into receiving part of the optical receiver. An identification unit identifies visually the aligning state of the output beams of the lensed fiber. An image information acquisition unit is connected to the identification unit in order to obtain the image information. A control circuit(280) is used for operating the micrometer stage by using the obtained image information.
Patent KR-20040077155-A (KR)
Inventor: EUN SANG TAE
IPC: A46B7/00
Filed: 2003-02-28
Abstract: PURPOSE: A peanut-head type toothbrush having gum protection function is provided to effectively remove plague and to reduce or prevent the impact against the teeth or the gum by damping the applied force during tooth-brushing. CONSTITUTION: The peanut-head type toothbrush having gum protection function includes; a toothbrush head(10) having brush hair(20) planted thereon; and a toothbrush handle(30) as one piece; wherein the toothbrush head(10) has a peanut-shape, and is coupled with a soft elastic solid(12); and wherein the soft elastic solid(12) is extended to a neck(25) along the lateral side of the toothbrush head(10).
Patent KR-20040078253-A (KR)
Inventor: HONG JUN YONG
IPC: G11B20/10
Filed: 2003-03-03
Abstract: PURPOSE: A DVD(Digital Versatile Disk) player is provided to use an MPEG2 decoder for a DTV(Digital TV) use when decoding a DVD, and to use one MPEG2 decoder for a composite product of the DVD and the DTV. CONSTITUTION: An MPEG2 decoder(42) has a resolution up converter. The resolution up converter reads an MPEG2 TS(Transport Stream) outputted through a tuner/VSB(Vestigial Side Band) modulator(41) or a bit stream of a DVD(40) where video/voice signals are stored, decodes MPEG data, and converts the decoded MPEG data with high resolution to output the converted MPEG data. The tuner/VSB modulator(41) receives an RF signal from a DTV broadcasting signal, and controls/modulates the received RF signal.
Patent KR-20040078990-A (KR)
Inventor: HA TAE HONG
IPC: B65D47/40
Filed: 2003-03-05
Abstract: PURPOSE: A safety cap is provided to interrupt contact of air and liquids, thus to prevent evaporation or solidification thereof even though the cover of vessel is opened, and to prevent them from being poured-out or lost irrelevantly to the intention of user, when used in a small amount. CONSTITUTION: The safety cap is used for a liquid vessel and made out of a soft PVC. It is injection-molded like a first molded shape, then cut using "+"-shaped blade(18) as a second working jig(17), and comes to have the "+"-shape(13). After a user applies a pressure to the safety cap, a desired amount of liquid flows out, and then he/she doesn't apply the pressure any more, the safety cap returns to the original state because of the recovery action of rubber, and is always maintained in a clear state, because any liquid doesn't adhere to its surface or flow out any more.
Patent KR-20040080684-A (KR)
Inventor: JUNG BYEONG SU
IPC: B21B31/16
Filed: 2003-03-13
Abstract: PURPOSE: An edger roll chock extractor is provided to complete replacement operation of the edger roll promptly and safely by automatically separating heavy weighted chocks from the edger roll or assembling the chocks with the edger roll when replacing various sized edger rolls. CONSTITUTION: In an apparatus for separating edger roll from chocks and assembling the edger roll with the chocks, the edger roll chock extractor is characterized in that a top skid(2) comprising a clamp(4) for fixing top chock(11) onto both side surfaces of a center skid(1) equipped with the clamp for fixing the edger roll and a bottom skid(3) equipped with the clamp for fixing bottom chock(12) are arranged on a base frame(14) in such a manner that the top skid and the bottom skid are moved back and forth respectively, and a means for vertically lifting chock clamp(4) and a means for horizontally fine adjusting the chock clamp are installed at the top skid and the bottom skid respectively.
Patent KR-20040091288-A (KR)
Inventor: EOM TAE SIK
IPC: H01M10/058
Filed: 2003-04-21
Abstract: PURPOSE: A polymer electrolyte and a lithium battery employing the electrolyte are provided, to improve the ion conductivity of a lithium ion, charge/discharge characteristics, swelling preventing effect and low temperature characteristics by controlling the polymerization reactivity of a multifunctional acryl-based compound. CONSTITUTION: The polymer electrolyte comprises 100 parts by weight of a polyester (meth)acrylate which is such that at least one hydroxyl group of a (polyester)polyol having at least three hydroxyl groups is converted into (meth)acrylate and at least one hydroxyl group is substituted with a group having no radical reactivity, or its polymer; 0.3-5 parts by weight of a peroxide of C6-C40; an organic solvent and a lithium salt; and 0.1-1 parts by weight of a polymerization inhibitor. Preferably the polymerization inhibitor is 1,3,5-trinitrobenzene, p-benzoquinone or their mixture; and the group having no radical reactivity is an aliphatic hydrocarbon group of C1-C20, an aromatic hydrocarbon group of C5-C20, an ether group of C1-C20 or an ester group of C1-C20.
Patent KR-20040092513-A (KR)
Inventor: JUN DEOK JIN
IPC: A23G3/00
Filed: 2003-04-24
Abstract: PURPOSE: A method of producing dried persimmon taffy by using a dried persimmons and persimmon skin is provided. The product is not sticky to teeth and has improved physical properties such as adhesion and chewability and excellent mouth sense and organoleptic properties. CONSTITUTION: A persimmon is washed with water at 100deg.C to remove fungi and foreign material and soaked in clean water at room temperature for 5 to 10hr, followed by removal of seeds and stems. The persimmon is crushed and filtered to give persimmon powder with 30 to 50meshes. Then, 5 to 15% by weight of persimmon powder is mixed with 1 to 3% by weight of fat, 0.01 to 0.05% by weight of lecithin and 1 to 5% by weight of corn flour and concentrated. The fat is any one of margarine, shortening and palm oil.
Patent KR-20030085497-A (KR)
Title: 도관과 구멍 연결용 밀봉 장치
IPC: F16J15/08
Filed: 2003-04-28
Abstract: 유극을 가진 자유적 끼워맞춤으로 도관(112)을 구멍(114)에 연결시키기 위한 밀봉 장치(110)로서, 구멍(114)의 방향으로 도관(112)을 추력하는 압력 수단(120)과, 도관(112)이 삽입되어 고정되는 중앙 구멍을 구비하는 환형의 와셔(18, 118)를 포함하며; 이 와셔(118)는 구형 환상 표면부의 모양을 따라 형성된 기부(119)를 가지고 이러한 구형 기부(119)가 상기 구멍(114)을 대면하도록 위치되며, 상기 구형 기부(119)는 이들 압력 수단(120)에 의해 구멍(114)에 대항하여 추력된다.