baber/WOPTO huggingface dataset:
Patent KR-20030016517-A (KR)
Title: Deflection Yoke for CRT
Inventor: JU HYEONG DAL
IPC: H01J29/76
Filed: 2001-08-21
Abstract: PURPOSE: A deflection yoke for a cathode ray tube is provided to prevent errors in the display screen by mounting the field safer to the accurate position and minimizing vibration of the field safer. CONSTITUTION: A cathode ray tube comprises an electron gun for emitting three electron beams of red, green and blue colors; a screen on which electron beams emitted from the electron gun collide so as to represent colors; a horizontal deflection coil and a vertical deflection coil; a holder serving as an insulator between the horizontal deflection coil and the vertical deflection coil; and a field safer attached to the holder so as to change magnetic field of the vertical deflection coil. The field safer has one or more pairs of coupling grooves(63), and the holder has one or more protrusions(62) formed at the field safer mounting portion of the holder. The coupling grooves are coupled with the protrusions formed at the field safer mounting portion.
Patent KR-20010088959-A (KR)
Inventor: RYU CHE WON
IPC: A43C15/00
Filed: 2001-08-24
Abstract: PURPOSE: A portable anti-sliding apparatus is provided to improve the convenience of carrying, and to effectively prevent a user from being slipped and fell on a snowy or ice road. CONSTITUTION: The portable anti-sliding apparatus comprises a support strip(1) made of fabrics or soft plastic and so on, an anti-sliding body(5) having an anti-sliding member(6), and a fastening member(3,4) provided on the left end of the support strip. The anti-sliding member is attached and fixed to the anti-sliding body by using a spot welding technique. The anti-sliding member has a serrated surface on the plane to be contact with the ground. The anti-sliding body is made of stainless alloy material, and also has a compact size to facilitate the carrying thereof.
Patent KR-20030020170-A (KR)
Title: Method of manufacturing Thin Film Transistor
Inventor: KIM YU JIN
IPC: G02F1/136
Filed: 2001-09-03
Abstract: PURPOSE: A method for fabricating a thin film transistor is provided to manufacture an amorphous silicon thin film transistor at a low temperature using an inexpensive high-density substrate to reduce a manufacturing cost. CONSTITUTION: Gate lines arranged in one direction and a gate electrode(102) connected to the gate lines are formed on a glass substrate(101) containing alkali impurity of less than 30%. A gate insulating layer(103) is formed on the overall surface of the glass substrate including the gate electrode using PECVD. An amorphous silicon layer(104) is formed on the gate insulating layer using PECVD. A doped amorphous silicon layer is formed on the amorphous silicon layer. The gate insulating layer and the amorphous silicon layer are formed at a temperature lower than 200 degrees centigrade. Source and drain electrodes(107a,107b) are formed on the doped amorphous silicon layer.
Patent KR-20030020733-A (KR)
Title: Prefabricated Construction Wall
Inventor: CHOI NAG GYUN
IPC: E04B2/56
Filed: 2001-09-04
Abstract: PURPOSE: A prefabricated wall is provided to stabilize quality and to shorten a period of construction. CONSTITUTION: The prefabricated wall comprises a base(6) installed under or above the ground, a latticed frame(10) installed on the base(6), and an exterior panel(20) attached to a square cell(19) of the latticed frame(10), wherein the frame(10) contains front frames composed of square pipes, back frames and many connectors connecting the front frames and the back frames, then supporting.
Patent KR-20020042407-A (KR)
Inventor: AOKI SEIICHI
IPC: G09F9/00
Filed: 2001-09-05
Abstract: PURPOSE: A substrate overlapping device is provided to even gap formation and alignment, to enhance accuracy of gap formation and alignment, to reduce the cost of a device, to improve productivity of the device by simplifying the structure of the device, and to reduce the generation of air bubbles and the mixing of dust. CONSTITUTION: After a pair of substrate holding tools(1,2) constituting a vacuum container hold a pair of substrates(91,92), and the container is closed by an opening and closing mechanism(5), the inside of the container is evacuated by an evacuation system(41) and the gap formation and alignment of the substrates are performed in a vacuum. Then, a difference pressure applying mechanism(62) pressurizes the substrate by introducing gas into a close space to be formed with a diaphragm(22) existing at the back of the substrate of one side and also a pressurizing mechanism(61) mechanically pressurizes the substrate and then the gap formation is performed. Moreover, gap lengths and the parallelism of the pair of the substrates are measured by a plurality of distance sensors(63) and a gap forming operation is controlled by feedback.
Patent KR-20030021381-A (KR)
Title: A wafer lapping process and a method of processing a wafer backside using the same
Inventor: PARK JU YEONG
IPC: B24B37/30
Filed: 2001-09-05
Abstract: PURPOSE: A method for processing a wafer is provided to prevent a wafer from being damaged by ultraviolet tape by keeping the temperature of a polishing jig in contact with the ultraviolet tape attached to the front surface of the wafer in a temperature scope in which a bonding agent can be melted after adhesive stress of the ultraviolet tape attached to the first surface of the wafer is eliminated through irradiation of ultraviolet rays. CONSTITUTION: Ultraviolet rays is irradiated to the ultraviolet tape(14) attached to the first surface of the wafer(12). The temperature of the polishing jig(22) in which the wafer is disposed is kept in a temperature scope higher than a melting temperature of the bonding agent and lower than a transformation temperature of the ultraviolet tape. The bonding agent is applied to the upper surface of the polishing jig. The first surface of the wafer is bonded to the upper surface of the polishing jig to which the bonding agent is applied. The polishing jig to which the wafer is bonded is disposed on a polishing plate(26) to polish the rear surface of the wafer so that the wafer has a predetermined thickness. The wafer is separated from the polishing jig.
Patent KR-20030025634-A (KR)
Inventor: MUN HAN CHAN
IPC: H03L7/08
Filed: 2001-09-21
Abstract: PURPOSE: An apparatus for shorting the switching time of phase lock loop(PLL) circuit is provided to shorten the switching time of the PLL circuit. CONSTITUTION: An apparatus for shorting the switching time of PLL circuit provided with an applicable specific integrated circuit(ASIC)(10), a phase lock loop(PLL)(20) and a voltage control oscillator(30) includes a generator(40) for generating a reference clock, a multi communication block(50) for receiving the signal compared with the phases between the clocks outputted from the ASICs(10) and the reference clock signal and for determining the output value to be outputted to the PLL(20) in response to the status of the corresponding unit operation.
Patent KR-20030029252-A (KR)
Title: For the use of external prestressing method, a method of measurement for movement of bridge and the apparatus
Inventor: LEE SUNG YOUNG
IPC: G01M5/00
Filed: 2001-10-05
Abstract: PURPOSE: An apparatus and a method for measuring a movement of a bridge are provided to precisely and stably reinforce the bridge by precisely measuring an amount of tendon members used in the bridge and a suspension of a central portion of a mold. CONSTITUTION: A settling device is mounted at both sides of a bridge mold through a bracket(2). A strand(3) is provided between the settling devices so as to prestress the bridge mold. A prestressing force measuring device(4) is mounted adjacent to the settling device. A measuring device(5) is mounted on the center of the bridge mold so as to measure the amount of tendon members. A converting section(6) is provided to convert electric signals generated from the prestressing force measuring device(4) and the measuring device(5) into numerical signals. A control section(7) receives the numerical signals so as to determine a bridge state.
Patent KR-20020030028-A (KR)
Inventor: OTSUKA KANJI
IPC: H01L27/06
Filed: 2001-10-16
Abstract: PURPOSE: A semiconductor integrated circuit having varactor device is provided to switch a transistor at a high speed by providing a circuit for pumping charges up or down compulsorily in the quantity required for turning the transistor ON or OFF. CONSTITUTION: A CMOS line driver(10) is made up of p- and nMOS transistors(11,12). A pMOS varactor is interposed between the source of the pMOS transistor(11) and a power supply, while an nMOS varactor is interposed between the source of the nMOS transistor(12) and ground. The sizes of each of these MOS varactors may be the same as those of the p- or nMOS transistor(11,12). Alternatively, each of these MOS varactors may have a channel area twice greater than that of the p- or nMOS transistor(11,12). The inverted version of a signal input to the line driver is supplied to the gates of the MOS varactors. In this manner, the MOS transistors(11,12), making up the line driver, can switch at a high speed.
Patent KR-20010107814-A (KR)
Title: LED(light-emitting diode)표시 핸드폰 밧데리충전기
Inventor: KONG SUNG WOOG
Filed: 2001-10-16
Abstract: 본 발명은 핸드폰 밧데리충전기에 관한 것으로 
     자세하게는 충전량표시와 충전에 소요될시간을 눈으로 볼 수 있는 LED판넬충전기를 말합니다, 
     이를 위하여 본 발명은 충전기전면에 LED판넬을 넣고 현재의 밧데리충전량 진행상태를 퍼센트(%)로 나타나게 하고 충전이 만충전에 가까이갈수록 100%에 도달할 수 있는 표시를 LED표시로 볼수있는것입니다, 
     소요시간표시는 만충전이 될 때까지의 소요시간이 LED표시기에 나타나게 하는것입니다, 
     밧데리를 충전기에 끼웠을 때 시간이 55분이표시되면 충전상태가 만충전에 가까워질수록 시간은 55,54,53,52,,,,,,,,,,,,,,,,,,,12,11,10,,,,,,,,,,,,,,,,3,2,1,0분으로 가면 충전량은 역으로 20,21,22,23%,,,,,,,,,,,,,,,75,76,77,78%,,,,,,,,,97,98,99,100%가 됩니다, 
     이때 충전기의숫자는 충전량은 100%이고 
     충전시간은 0분이 됩니다, 
     이것을 요약하면 
     충전량 표시와 충전에소요될시간을 동시에볼 수 있는 충전기입니다, 
     기기의 모양은 대표도 1,과 같습니다,
Patent KR-20010102892-A (KR)
Title: 벡터 이미지 워터마킹 방법
Inventor: CHAE JONG JIN
Filed: 2001-10-18
Abstract: 본 발명은 벡터 기반의 2차원 혹은 3차원 이미지를 가지는 벡터이미지 파일에 저작권 정보인 워터마크를 삽입하고 삽입된 워터마크를 원본 없이도 추출하는 방법에 관한 것이다. 본 발명은 크게 워터마크 삽입과정과 워터마크 추출과정으로 구성된다. 워터마크 삽입과정에는 좌표 값의 변화에 영향을 미치지 않는 기본 인자를 생성하는 단계, 벡터 이미지에 포함되는 각 객체에 대한 순서지정 단계, NURBS곡선을 포함한 곡선이나 곡면에 정보를 표현하기 위해 삽입하는 정보의 위치를 선정하는 위치선정 단계, 위치선정을 근거로 워터마크 삽입 위치를 지정하는 삽입지정과정 및 워터마크를 삽입하는 삽입 단계를 포함하는 삽입부로 구성된다. 워터마크 추출과정에는 삽입된 워터마킹을 추출하기 위하여 필요한 객체순서확인단계, 객체순서확인과정에 근거하여 삽입위치를 검색하는 삽입위치 검색단계, 곡선이나 곡면에 삽입된 정보를 추출을 위한 확인단계 및 이를 토대로 기본벡터를 추출하여 워터마크를 추출하는 워터마크 추출 단계로 구성된다.
Patent KR-20020032312-A (KR)
Inventor: KATO HEIZABURO
IPC: B23Q1/38
Filed: 2001-10-18
Abstract: PURPOSE: To provide a rotary table device highly accurate more than a conventional rotary table using a cam mechanism. CONSTITUTION: In this rotary table device having a driven shaft supported by a housing and driven by a driving means and a rotary table rotatably driven by the driven shaft by using a cam and a cam-follower, the device has an opposed surface opposesd to an end surface of the rotary table in the direction for running along a rotary shaft of the rotary table, and is characterized by interposing oil between the opposed surface and the end surface.
Patent KR-20010110245-A (KR)
Title: 휴대용 체지방 측정기
Inventor: BYUN EUL CHUL
Filed: 2001-11-05
Abstract: 본 발명은 사용자가 쉽고 간편하게 자신의 체지방을 측정할 수 있도록 한 휴대용 체지방 측정기(10)에 관한 것으로서, 좀 더 상세하게는 사용자가 언제 어디서나 자신의 체지방을 측정할 수 있도록 특별히 제작된 체지방 측정장치를 액서사리류(열쇠고리, 목걸이 등)와 같은 가벼운 휴대용품 등에 부착시켜 사용상의 편리함과 경제적 잇점을 충분히 살린 휴대용 체지방 측정기(10)에 관한 것이다. 
     생활의 향상으로 식생활의 패턴이 점점 인스턴트화와 육류화로 변화되어 비만 인구가 날로 늘어나 심각한 사회문제로 대두되고, 특히 비만시기도 점점 소아기로 낮아져 가고 있는 실정이다. 
     이에 체내 지방량의 기준이 되는 체지방율이 주목되어 왔고, 비만에 관심을 가지는 대상도 늘어가고 있으나 현재 시판되고 있는 체지방 측정기들은 일반인이 사용하기에 아주 취약하다. 
     현재의 체지방 측정기는 부피가 커고 고가로 판매가 되어져 일반인의 구입이 어렵고 특정 업체(병원, 비만클리닉센터 등)에 직접 찾아가야 하는 번거로움과 측정비용이 상당해 경제적인 부담 또한 크다는 등의 문제점이 있다. 
     이에 누구나 쉽고 간편히 사용할 수 있도록 본 발명은 체지방 측정기(10)를 구성하는 부재에 대한 소요공간을 감소시켜 소형화를 도모함과 아울러 제작하는 데에 따른 불필요한 것을 배제함과 아울러 제작비용을 절감하여 저렴한 가격이 되도록 특별히 발명된 휴대용 체지방 측정기(10)를 제공함에 그 목적이 있다.
Patent KR-20030039798-A (KR)
Title: method and apparatus for coating ball
Inventor: KIM YONG SEO
IPC: B05C3/10
Filed: 2001-11-14
Abstract: PURPOSE: Provided are a device and a method for coating a spherical object(for example, bead or ellipsoid) to be coated, which can coat the spherical object automatically and massively. CONSTITUTION: The method comprises the steps of (i) feeding a spherical object to be coated, on adhesive layer(25) of conveyer belt(24) by the spherical object supply(20); (ii) transferring the object to V-shape bending site(26,33), and coating a front side of the object with pigment, wherein the object is immersed in pigments of the first immersing coating part(28); (iii) elevating the coated object at predetermined angle so as to air-dry the object; (iv) drying the object by passing the object through the first drying room(30) of 45-55 deg.C; (v) reversing the object so as to coat an adhesion side of the object attached to the adhesive layer; (vi) transferring the object to V-shape bending site, and coating a back side of the object with pigment, wherein the object is immersed in pigment of the second immersing coating part(34); (vii) elevating the coated object at predetermined angle so as to air-dry the object; (viii) passing the object through the second drying room(36) so as to completely dry the object; (ix) passing the object through a cooling part(38) and decreasing a temperature of the object so as to easily separate the object from the adhesion layer(25) of the conveyer belt(24); and (x) collecting the object.
Patent KR-20030040693-A (KR)
Title: Chamber transfer arm of semiconductor manufacturing equipment
Inventor: CHOI SANG HWAN
IPC: H01L21/68
Filed: 2001-11-15
Abstract: PURPOSE: A chamber transfer arm of semiconductor fabrication equipment is provided to prevent a falling of the chamber by installing a chamber separation prevention unit at an end portion of the chamber transfer arm. CONSTITUTION: A chamber separation prevention portion(270) is formed at a chamber transfer arm(250). The chamber separation prevention portion prevents the separation of a process chamber from a combination hole(255) of the chamber transferring arm. The chamber separation prevention portion includes an interlock bar(273), a rotary pin(271), and a hanger pin(275). The interlock bar is used for intercepting selectively an open portion of the combination hole. An insertion groove is formed at one end portion of the interlock bar. The rotary pin is used for fixing the other end portion of the interlock bar at one side of the open portion of the combination hole. The hanger pin is installed at the other side of the open portion of the combination hole.
Patent KR-20030039881-A (KR)
Inventor: JANG DAL SIK
IPC: B60T15/04
Filed: 2001-11-16
Abstract: PURPOSE: A brake valve is provided to automatically exhaust and remove entrained air of a master chamber by forming an orifice to a passage of a first block and by operating just a steering wheel. CONSTITUTION: A brake valve of a hydraulic brake system includes a first block(20) with an inlet port and a first drain chamber(25); a second block(30) with a master chamber(34); a third block(40) with an exhaust port and a second drain chamber(44); a spool(50) movably installed to the first, second, and third blocks; and a second piston(82) disposed to the master camber, to move along the circumference of the spool. An oil passage(20a) communicating the inlet port and first drain chamber is formed to the first block. An oil passage(30a) is formed to the second block, to communicate the passage(20a) and master chamber, and the passage and second drain chamber. A vent channel(82a) communicating the first drain chamber and master chamber is formed to the second piston. A notch portion(57) communicating the master chamber and second drain chamber is formed to the spool. The brake valve forms an orifice(100) for reducing a flow of actuating fluid to the oil passage of the first block or the oil passage of the second block, to make the actuating fluid running along the oil passages flow into the first drain chamber of the first block. The orifice is formed by an orifice tube(110) fitted into the oil passage of the first block or the second block.
Patent KR-20030040837-A (KR)
Title: Appratus for x-ray detector and method for manufacturing the same
Inventor: JUN JEONG MOK
IPC: G02F1/136
Filed: 2001-11-16
Abstract: PURPOSE: An X-ray detector and a method for fabricating the same are provided to effectively remove the charge trapping in an optical conversion part while minimizing the rise in current leakage. CONSTITUTION: An X-ray detector includes an insulating substrate, gate and data lines(101,114) disposed on the insulating substrate to intersecting each other perpendicularly for defining pixels, thin film transistors(115) disposed on the perpendicular intersection parts between the gate and data lines and including an etching restraining layer, first transparent electrodes(112) formed on the pixels, and common electrode lines(116) formed on the first transparent electrodes in parallel to the data lines. Each of the pixels has second transparent electrodes, one(122b) of the second transparent electrodes is formed at a front part electrically contacting a corresponding thin film transistor via a contact hole(120), and the other one(122a) is formed at a rear part to be extended to an upper part of a next thin film transistor. A second insulating film is formed between the second transparent electrode at the front part and the first transparent electrode of the each of the pixels.
Patent KR-20010109263-A (KR)
Title: 합판을 제조하는 방법
Inventor: LEE JONG EUN
Filed: 2001-11-16
Abstract: 작은 통나무 및 목재를 금형 및 압착기로 압착시켜 일정한 두께 및 모양을 갖는 합판을 제조하는 합판 제조 방법이 개시되어 있다. 여러 가지의 크기를 갖는 통나무를 물에 넣고 고온의 열을 인가한 후 압연기로 압착시킨다. 상기 압연기로 통나무를 압착시키면 통나무는 납작하게 변한다. 상기 통나무를 압연기로 압착시킬 때 압연기에 진동을 인가함으로써 통나무가 신속하게 납작해지도록 할 수 있다. 상기 압연기에 의해 납작하게 된 통나무를 금형다이에 여러겹으로 적층시킨다. 상기 금형다이에 여러겹으로 나무를 적층시킨 후 금형으로 압압시켜 일정한 두께를 갖는 합판을 제조하게 된다.
Patent KR-20030042764-A (KR)
Title: Structure for preventing heat of globe in plasma lighting system
Inventor: PARK GEUN YEONG
IPC: H01J65/04
Filed: 2001-11-23
Abstract: PURPOSE: A structure for preventing heat on a reflective portion in an electrodeless lighting system is provided to lengthen a lifetime of the reflective portion by preventing the concentration of the light on a predetermined portion of the reflective portion. CONSTITUTION: A reflective portion(100) has a shape of sphere and is fixed to a casing(10). A resonator(50) is installed in the inside of the reflective portion in order to generate the electric field by electromagnetic waves generated from an electromagnetic wave generator(30). An electrodeless lamp(60) is installed in the inside of the resonator in order to generate plasma and radiate the light. A thermal concentration prevention portion(120) is installed between the resonator and the reflective portion in order to prevent the concentration of the light on a predetermined portion of the reflective portion.
Patent KR-20030043113-A (KR)
Title: Gas Diffusion Layer of Fuel Cell and Method of Preparing the same
Inventor: HWANG JEONG TAE
IPC: H01M8/02
Filed: 2001-11-27
Abstract: PURPOSE: A method for preparing a gas diffusion layer of a fuel cell, a gas diffusion layer of a fuel cell prepared by the method and a preparation method of a membrane electrode assembly using the gas diffusion layer are provided, to enable a membrane electrode assembly to be produced massively. CONSTITUTION: The gas diffusion layer is prepared by coating the one side of carbon paper with an ink slurry comprising an organic solvent and carbon black which is an identical material to the carrier of a catalyst, to prepare a dummy electrode; drying the dummy electrode at 160 deg.C for 10-20 min; infiltrating a gas diffusion layer containing the dried dummy electrode into a hydrophobic polymer solution or coating it with a hydrophobic polymer solution; drying the gas diffusion layer at 100 deg.C for 10-20 min; and heating the gas diffusion layer at 350 deg.C for 5-30 min. Preferably the organic solvent is ethylene glycol; the hydrophobic polymer solution is a mixture of a Teflon solution and water in the ratio of 1 : 1.4-1.7 by volume; and the carbon black has a fluffy density of 20 or more calculated by the relation (fluffy density) = (weight of carbon black x1000) / weight of water.
Patent KR-20030043301-A (KR)
Inventor: IN JUN GYO
IPC: H01J29/02
Filed: 2001-11-27
Abstract: PURPOSE: A color sorting apparatus for a cathode ray tube is provided to reduce a mis-landing phenomenon of electron beam and improve the color purity by compensating effectively the rotation of a tension mask due to the thermal expansion of a mask frame. CONSTITUTION: A tension mask(4) includes a plurality of electron beam passing holes(4a). The tension mask is used for applying the tension to one ore more directions. A mask frame(6) is formed with a couple of support members(6A) for fixing two long side portions of the tension mask and a couple of reinforcement members(6B) for supporting the tension of the tension mask by fixing both ends of the support members along a direction of a short axis of the tension mask. A hook-spring assembly(8) is installed at the support member and the reinforcement member. The hook-spring assembly is formed with hooks(10) and springs(12) having the same thermal expansion coefficient.
Patent KR-20030052811-A (KR)
Title: Method For Manufacturing Semiconductor Devices
Inventor: LEE SEON HO
IPC: H01L21/28
Filed: 2001-12-21
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to be capable of preventing the bridge phenomenon of a metal line formed on the upper portion of an interlayer dielectric though scratches are generated on the interlayer dielectric due to a CMP(Chemical Mechanical Polishing) process by coating an SOG(Spin On Glass) layer on the scratches and adding an oxide layer. CONSTITUTION: After forming lower metal lines(31,33) on a semiconductor substrate(10), an interlayer dielectric(40) is flatly formed on the resultant structure. A insulating layer made of an SOG(Spin On Glass) layer(80) and a protecting layer(90) is formed on the resultant structure for filling scratches of the interlayer dielectric. A contact hole(91) is formed by selectively etching the resultant structure for exposing the metal line(31). After filling the contact hole with a tungsten plug(60), upper metal lines(71,73) are formed on the resultant structure.
Patent KR-20030054046-A (KR)
Title: A method for fabricating semiconductor device
Inventor: HONG BYEONG SEOP
IPC: H01L21/265
Filed: 2001-12-24
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to be capable of minimizing the increasement of processing step according to p+ additional ion-implantation. CONSTITUTION: The first p-type dopants containing fluorine and boron are implanted into a p-type source/drain region(29) of a silicon substrate(21). N-type dopants are implanted into an n-type source/drain region(31). A contact hole is formed to expose the p-type source/drain region(29) through an interlayer dielectric(32). The second p-type dopants are additionally implanted into the exposed p-type source/drain region(29) and the n-type source/drain region(31) by using the interlayer dielectric(32) as a mask.
Patent KR-20030054922-A (KR)
Title: Variable balance shaft for engine
Inventor: HAN SEOK JAE
IPC: F16C3/20
Filed: 2001-12-26
Abstract: PURPOSE: A variable balance shaft of a vehicle engine is provided to reduce vibration by separating the variable balance shaft from a crank shaft when an engine starts, and integrally coupling the variable balance shaft with the crank shaft when the engine is on. CONSTITUTION: A variable balance shaft(15) of a vehicle engine includes an actuator(12) for moving a plunger back and forth by receiving power from a magnetic switch and a second gear member(14b), which is detachably engaged with a first gear member(14a) of a crank shaft(13). The gear member of the variable balance shaft(15) is coupled to the plunger in order to move along the variable balance shaft(15) together with the plunger. A locking member(16) and locking hole(17) are provided to connect the plunger of the actuator(12) to the second gear member(14b) of the variable balance shaft(15).