baber/WOPTO huggingface dataset:
Patent KR-20040021304-A (KR)
Title: Media separation apparatus for cash auto dispenser
Inventor: KO GYEONG HO
IPC: G07F19/00
Filed: 2002-09-03
Abstract: PURPOSE: A medium separation feeder of an automatic teller machine is provided to separate or transfer a medium between a transfer roller and a separator roller by using the fixed transfer roller and the moving separator roller. CONSTITUTION: A medium separation feeder of an automatic teller machine includes a transfer roller(310), a separator roller(320), and a position control unit(500). The transfer roller(310) is installed at both shafts, which are fixed to both ends of a support plate of a frame. The separator roller(320) is installed at a predetermined position apart from the transfer roller(310). The position control unit(500) rotates the separator roller(320) around a central shaft of the frame and changes an interval between the separator roller(320) and the transfer roller(310). The position control unit(500) includes a block(520) and a holder(530).
Patent KR-20030020252-A (KR)
Title: Anode for a secondary battery
Inventor: BANNAI YUTAKA
IPC: H01M10/05
Filed: 2002-09-03
Abstract: PURPOSE: To improve the cycle characteristics and the battery life by suppressing growth of a dendrite on the surface of the negative electrode and preventing deterioration in the negative electrode material due to the electrolyte or the like in a non-aqueous electrolyte secondary battery having a positive electrode and a negative electrode that are capable of inserting and discharging lithium ion. CONSTITUTION: A negative electrode active material 2 is arranged on the current collector 1 and the surface of the negative electrode active material 2 is coated by a negative electrode film 3 made of a diamond-like carbon.
Patent KR-20040021883-A (KR)
Title: A liquid crystal display
Inventor: KIM HUI SEOP
IPC: G02F1/133
Filed: 2002-09-05
Abstract: PURPOSE: A liquid crystal display is provided to stabilize liquid crystal alignment and texture. CONSTITUTION: A liquid crystal display includes an LCD panel(40), a data driver(20), and a gate driver(30). The LCD panel includes a plurality of gate lines(G1,G2,G3,Gn-1,Gn), a plurality of data lines(D1,D2,Dm) intersecting the gate lines, and a plurality of pixels(43) formed at intersections of the gate lines and data lines. The data driver applies a gray scale voltage based on video data to the data lines. The gate driver sequentially applies a scan signal to the gate lines. Each of the pixels includes a basic electrode(41) and an auxiliary electrode(42). The basic electrode charges the gray scale voltage applied through the data lines to generate a pixel voltage for displaying an image. The auxiliary electrode charges the pixel voltage and voltages applied through a transistor turned on by the scan signal received through a previous gate line to generate an auxiliary voltage.
Patent KR-20040024694-A (KR)
Title: Charging Method in Currency in Internet Telephony with Prepay
Inventor: BAE HAN SU
IPC: H04W4/24
Filed: 2002-09-16
Abstract: PURPOSE: A charging method is provided to prevent a service disconnect by charging the prepaid fee for calls in a real time basis. CONSTITUTION: A charging method comprises a step(S201 to S204) of connecting a call between an originating terminal(110) and a media server(140) if the subscriber is a prepaid subscriber; a step(S205,S206) of checking the available time of the originating terminal and connecting a call between the media server and a terminating terminal(120); a step(S207) of connecting a call between the originating terminal and the terminating terminal; a step(S208) of transmitting a guide message for ending of the service to the originating terminal and the terminating terminal; a step(S209) of receiving the charge operation related information from the originating terminal and performing a charge operation; and a step(S211) of re-connecting the call between the originating terminal and the terminating terminal.
Patent KR-20040025269-A (KR)
Inventor: MUN SEUNG BONG
IPC: F24F1/00
Filed: 2002-09-19
Abstract: PURPOSE: An air conditioner is provided to prevent re-contamination of air and generation of flowing resistance in a chilled air discharge channel due to an air cleaner by installing the air cleaner between an air inlet and a chilled air outlet to form a separate air cleaning channel. CONSTITUTION: An air suction port and a chilled air outlet are formed on a lower part and an upper part of a cabinet. An air cleaner(30) is installed between the air suction part and the chilled air outlet, and has an air cleaning fan(32), an air cleaning unit(50) and a cleaned air outlet(34) to introduce indoor air from the air suction port and clean. The air cleaning unit is detachably mounted to a front side of the air cleaner. An insertion space(38) is formed from a front side to a rear side of the air cleaner to receive the air cleaning unit so that the air cleaning unit is slid back and forth to be attached and detached. The insertion space has a lower opening part formed on an upper part thereof to form an air inlet(33), and an upper opening part(38a). The air cleaning fan is placed on an upper part of the upper opening part of the insertion space so that air introduced through the air inlet passes the air cleaning unit and the air cleaning fan and is discharged into a room through the cleaned air outlet.
Patent KR-20040029496-A (KR)
Title: Brush for anion emisson
Inventor: KIM BYEONG GUK
IPC: A46B15/00
Filed: 2002-10-01
Abstract: PURPOSE: Provided is a brush, which comprises far infrared ray- and anion-emitting materials to stimulate a metabolism, to activate cell functions and immunization, to purify blood, to stabilize autonomic nerves and to give wetting and moisturizing effects. CONSTITUTION: The brush comprises: a body part(201) obtained by molding a mixture which is formed by adding at least one material selected from an acrylonitrile-butadiene -styrene, acrylonitrile-styrene, propylene and polystyrene in an amount of 96.8-98.8 wt% to a first blend containing at least one of 0.2-0.4 wt% of germanium, 0.2-0.4 wt% of zirconium and 0.2-0.4 wt% of beryllium, and 1-2 wt% of a tourmalin; a brush part(202) obtained by mixing 96.8-98.8 wt% of a nylon to the first blend and forming so as to protrude from the body part(201); and a grip(203) obtained by mixing 96.8-98.8 wt% of at least one material selected from the group consisting of polyvinyl chloride and a synthetic rubber with the first blend and forming so as to extend from one end of the body part(201).
Patent KR-20040031413-A (KR)
Inventor: SON YOUNG SUK
IPC: G01N27/00
Filed: 2002-10-05
Abstract: PURPOSE: An electronic appliance having an air pollution measurer is provided to combine various measurement functions to the essential functions of an electronic appliance, thereby expanding the convenience of use of the electronic appliance. CONSTITUTION: An electronic appliance having an air pollution measurer includes an LCD monitor(16) and a drawer(17) at a side, and mounted with various environmental circumstance measuring elements such as an air pollution measurer(2), a thermometer(3), a hydrometer(4), a dehumidifier(3), etc., physical situation measuring elements such as weight and height measuring elements, etc., and other various jewel and bill judgement elements and the like.
Patent KR-20030030944-A (KR)
Inventor: OYAMATSU HISATO
IPC: H01L31/062
Filed: 2002-10-10
Abstract: PURPOSE: To manufacture two types of shrunk MOS transistors having gate post-oxide films of different thicknesses by a Levenson method using a Trim mask and an Alt mask. CONSTITUTION: The semiconductor device comprises a first MOS transistor including a gate electrode 28 having a gate width Le, and a gate post-oxide film 30 provided on the circumferential side face of the gate electrode, and a second MOS transistor including a gate electrode 32 having a gate width Li smaller than the gate width Le of the gate electrode of the first MOS transistor, and a gate post-oxide film 33 provided on the circumferential side face of the gate electrode, at least a part of which is different in thickness from that of the gate post-oxide film 30.
Patent KR-20040033424-A (KR)
Title: Closure for use with a bottle
Inventor: LUCAS DAVIDANTHONY
IPC: B65D41/00
Filed: 2002-10-14
Abstract: PURPOSE: A bottle cap assembling unit is provided to ensure a designated amount of content to be discharged and to make it difficult to input unwanted foreign contents into the bottle. CONSTITUTION: The bottle cap assembling unit includes an upper cap, a lower cap, and a valve. The upper cap includes an outside cylinder compressed into the neck of the bottle(160), an inside cylinder of which top end is closed, and a plurality of bridges for connecting the inside cylinder to the outside cylinder. The lower cap includes a fixed cylinder, a valve sheet(134), and an outlet(135) formed at the center of the valve sheet(134). The valve includes a valve plate(152) for covering the outlet(135) and a valve position adjuster extended from the center of the valve plate(152) to the inside of the inside cylinder.
Patent KR-20040039579-A (KR)
Title: Apparatus for supplying paste automatically
Inventor: JANG JAE HWAN
IPC: A47K5/122
Filed: 2002-11-02
Abstract: PURPOSE: An auto-gel supplying device is provided to press a container storing a gel-status material such as toothpaste and to completely supply the material by equipping a projected pressing component with embossed central part. CONSTITUTION: The device comprises a pressing component(100) interposed by a container(10) containing the gel-status material; a delivery component(200) to transfer the pressing component to outlet of the container during use of the material; and a case(300) holding the pressing component and the delivery component to secure the container. The delivery component further has a safety seat for carrying any tools to apply the material.
Patent KR-20030041773-A (KR)
Inventor: BOUTEVIN BERNARD
IPC: G02B6/00
Filed: 2002-11-08
Abstract: PURPOSE: Provided a partially fluorinated transparent polymer having a glass transition temperature of >=25 deg.C, which is produced from readily available industrial monomers and is useful for producing optical fibers. CONSTITUTION: The polymer comprises at least three recurring units P1, P2 and P3 shown by the respective formulae (X1 , X2 and X3 are each H, F, Cl or Br; R1 is H, F, Cl, Br or a fluorinated carbon-containing group; Y1 and Y2 are each H, F, Cl, Br or a 1-10C containing group; Y3 is carbonyl or a bivalent carbon-containing group; Z1 , Z2 and Z3 are each H or a carbon-containing group; n is 0 or 1; A is an ester group, O or S; R2 is a bivalent hydrocarbon group or partially halogenated bivalent hydrocarbon group; and BX is one atom or functional group).
Patent KR-20040042159-A (KR)
Title: A slope plate type head lamp leveling device
Inventor: JUNG HYEON JIN
IPC: B60Q1/06
Filed: 2002-11-13
Abstract: PURPOSE: A swash plate-type headlamp-leveling device is provided to freely control the aiming angle of a headlamp, enable continuous aiming control work, and simply install the headlamp. CONSTITUTION: In a swash plate-type headlamp-leveling device, fastening rods are protruded on the sides of the rear of a mounting plate(3) of an electric bulb(1) in the radial direction. Clips(13,15) holding the fastening rods of the electric bulb and a leveling control mechanism(17) controlling the inclined angle of the electric bulb are installed to the rear of a reflection plate reflecting the light of the electric bulb. The leveling control mechanism comprises a motor functioning as a driving source; a swash plate connected to a rotating shaft of the motor; and a link moving forward and backward by the rotation of the swash plate. The link is combined to the swash plate. A combining piece disposed to the tip of the link is combined to a pin-combining groove formed to the rear of the mounting plate of the electric bulb.
Patent KR-20020092322-A (KR)
Title: Fire door assembly
Inventor: CHO SUN JEA
IPC: E06B5/16
Filed: 2002-11-15
Abstract: PURPOSE: A fire door assembly is provided to achieve a more reliable noise-proof and wind-proof effect in use and to facilitate the construction of thereof. CONSTITUTION: The fire door assembly comprises: a fire door(110) consisting of facing front and rear surfaces(112a,112b) and two side surfaces connecting both distal ends of the front and rear surfaces; a frame(120) having first and second protrusions, each of protrusions having facing first and second surfaces(122a,122b) at each side surface of the fire door and third and fourth surfaces(122c,122d) protruded vertically from the first and second surfaces to face a part of the front surface of the fire door; a first packing(150a) attached onto the first surface of the frame; a second packing(150b) attached onto the fourth surface of the frame; and at least one hinge for coupling the fire door toward the first surface of the frame.
Patent KR-20040046737-A (KR)
Title: Liquid crystal composition capable of operation low voltage and liquid crystal display using the same
Inventor: BAN BYEONG SEOP
IPC: G01C17/38
Filed: 2002-11-28
Abstract: PURPOSE: A liquid crystal composition with fast response, high luminance and low driving voltage is provided to be suitably applied to various elements requiring liquid crystal display due to high birefringence, dielectric anisotropy and phase transition temperature, and low threshold voltage. CONSTITUTION: The nematic liquid crystal composition comprises a nematic liquid crystal compound represented by formula 1. In the formula 1, R is CnH2n+1O, CnH2n+1, or CnH2n-1, wherein n is an integer of 1-15; R1 is H or F; L is an integer of 0-2; A is a single bond, -CH2CH2-, -COO-, -C=C- or -C≡C-; X is H, F, Cl or Br; and Y is H, F, Cl or Br. The liquid crystal display device using the nematic composition is TN(Twisted Nematic), STN(Super Twisted Nematic), TFT-TN(Thin Film Transistor-Twisted Nematic) or IPS(In Plane Switching) mode of the active matrix method.
Patent KR-20040047263-A (KR)
Title: Low Roughness Electrodeposited Copper Foil Manufacturing Method And Electrodeposited Copper Foil Thereby
Inventor: CHO CHA JE
IPC: H05K1/09
Filed: 2002-11-29
Abstract: PURPOSE: A manufacturing method of low roughness electrodeposited copper foil is provided in which residual copper is not remained on the copper foil even during forming of fine pattern by lowering roughness of matte side of the electrodeposited copper foil, and an electrodeposited copper foil manufactured by the method is provided. CONSTITUTION: In an electrodeposited copper foil manufacturing method in which a rotary cathode drum and anode plates(200) spaced apart from the outer circumference of the drum in a certain gap and formed in a shape corresponding to the drum are dipped into electrolyte(600), the electrolyte contains sulfuric acid, copper ions and chlorine ions, and electrodeposited copper foil(400) is electrodeposited on the surface of the drum as electric currents of corresponding polarities are being impressed to the drum and the anode plates, the manufacturing method of low roughness electrodeposited copper foil comprises the process of injecting 0.1 to 100 ppm of gelatin, 0.05 to 50 ppm of HEC (hydroxyethyl cellulose) and 0.05 to 20 ppm of SPS (bis(sodiumsulfopropyl)disulfide) as additives into the electrolyte, wherein the manufacturing method further comprises a post-treatment process of forming nodule on one side or both sides of the electrodeposited copper foil.
Patent KR-20030044883-A (KR)
Title: Control device and control method for a vehicular automatic transmission
Inventor: KATO SHINJI
IPC: F16H61/06
Filed: 2002-11-29
Abstract: PURPOSE: To prevent the shift shock in shifting gears from a driving gear stage where correction of learning is difficult to a non-driving gear stage effectively regardless of the individual difference or deterioration with age of a friction engaging device and its control system, etc. CONSTITUTION: The duty ratio DSL3A of the linear solenoid SL3 at the constant pressure standby time when a clutch C1 is released for shifting gears from the 'D' to the 'N' range is calculated according to the following expression using the reference duty ratio dsdn at the constant pressure standby time, a correction value dsdntmp for the AT oil temperature TOIL, a correction value dsnne for the engine rotation speed NE, and learning correction values gdndlrn and gdcstapl at the time of gear-shifting from the 'N' to the 'D' range for engaging the clutch C1 and at the time of coast down-shifting from the fourth to the third speed range respectively; DSL3A=dsdn+dsdntmp+-dsdnne+ Kxgdndlrn+(1-K)gdcstapl. In the expression, K is a coefficient and set as a prescribed value in the range 0≤K≤1.
Patent KR-20040051117-A (KR)
Title: Cap for protecting a fruit
Inventor: GOO BON SEOB
IPC: A01G13/10
Filed: 2002-12-12
Abstract: PURPOSE: A cap for protecting a fruit is provided, thereby protecting the fruit from damage from disease and harmful insects, and stably maintaining the fruit from natural phenomenon. CONSTITUTION: The cap(1) for protecting a fruit comprises a first hemisphere cap(3) having a guiding portion(31) at the border forming an opening, and forming a catching groove and a catching pin in a stem protecting portion(22) when it combined with another hemisphere; a second hemisphere cap forming a thick head portion(21) at the border corresponding to the border of the first hemisphere cap, and having a catching piece(22a) in one side of a stem protecting portion(32), and a protecting band(23) in its lower part with grooves(23a) for regulating the length in a constant distance; and a connecting portion connecting the first and second hemisphere caps, and having a connection groove for facilitating the connection.
Patent KR-20040052366-A (KR)
Title: Develop system in photolithography
Inventor: KIM HYEONG WON
IPC: H01L21/027
Filed: 2002-12-16
Abstract: PURPOSE: An apparatus for developing a photoresist layer is provided to effectively remove the micro foams generated in a developing process for the photoresist layer by installing a heat sink in a wafer chuck. CONSTITUTION: An apparatus for developing a photoresist layer includes a plurality of nozzles(303) vertically spaced apart from a wafer(302) for supplying a developer to the wafer. A circular chuck(301) is located opposite to the nozzles for stably loading the wafer. A heat sink is installed in the chuck for effectively removing the micro foams of the wafer. The heat sink includes a plurality of heat wires. The heat sink can be controlled in the temperature of 100-140 °C.
Patent KR-20030057331-A (KR)
IPC: H03H9/145
Filed: 2002-12-23
Abstract: 평형-불평형 변환 기능을 가지며, 또한 위상 밸런스 특성이 우수한 탄성 표면파 장치를 제공하는 것을 목적으로 한다. 
     본 발명의 구성에 따르면, 압전 기판상에, 탄성 표면파 전파 방향을 따라 형성된 복수의 IDT(105∼107)를 갖는 제 1 탄성 표면파 필터(101)와, IDT(105′∼107′)를 갖는 제 2 탄성 표면파 필터(102)가 형성되어 있고, 제 1, 제 2 탄성 표면파 필터(101, 102)의 입력 단자가 전기적으로 공통 접속점(110)에 의해 공통 접속되어 있으며, 또한 불평형 신호 단자(112)에 접속되어 있고, SAW 필터 (101, 102)의 출력 단자가 각각 제 1, 제 2 평형 신호 단자(113, 114)에 접속되어 있으며, 공통 접속점(110)과 SAW 필터 (101) 사이에 압전 기판상에 형성된 지연선(117)이 부가되어 있다.
Patent KR-20040056267-A (KR)
Title: A structure for fixing the nozzle cutting blade in twin roll type strip caster
Inventor: CHOO DONG GYUN
IPC: B22D11/08
Filed: 2002-12-23
Abstract: PURPOSE: A structure for fixing nozzle cutting blade in twin roll strip caster is provided to stably perform casting operation without damage of facility by installing the cutting blade on a fixed frame for connecting upper and lower nozzles to tundish in such a way that the cutting blade is smoothly reciprocated forward and backward. CONSTITUTION: In a twin roll strip caster comprising a cylindrical upper nozzle(13) an upper part of which is fixed to tundish (T); a lower nozzle(14) comprising a nozzle cover so that the upper nozzle is penetratingly arranged on the nozzle cover, and a nozzle main body so that discharge port(14c) is penetratingly formed on both sides of the nozzle main body; and a fixed frame for fixing the lower nozzle to a lower part of tundish so that a casting slab is casted by supplying molten steel of the tundish to a space between casting rolls, the structure(50) for fixing nozzle cutting blade in the twin roll strip caster comprises a housing(51) a front part of which is correspondingly arranged on an opening part formed on vertical plate at one side of the fixed frame, and into which guiding groove is sunk; a cutting blade assembled into the guiding groove in such a manner that the cutting blade is slidingly moved back and forth; and an operating member(55) a front part of rod of which is connected to the rear side of the cutting blade so that the cutting blade is reciprocated forward and backward to the upper nozzle side.
Patent KR-20040057564-A (KR)
Title: Carbon Fiber Sheets Reinforcement Methods Strengthened by precast concrete panels in reinforced concrete columns
Inventor: JUNG GWANG RYANG
IPC: E04G23/02
Filed: 2002-12-26
Abstract: PURPOSE: A reinforcement method for a carbon fiber sheet strengthened by a precast panel in a reinforced concrete column is provided to improve the load carrying capacity of a column by increasing the horizontal reinforcement effect by an attached precast panel and a carbon fiber sheet. CONSTITUTION: The reinforcement method for a carbon fiber sheet by a precast panel in a reinforced concrete column comprises the steps of applying adhesives on the surface of the existing column(11), then attaching a precast panel(12), applying adhesives on the precast panel(12) and attaching a carbon fiber plate(13) on the precast panel(12).
Patent KR-20040060420-A (KR)
Inventor: JUNG HEE KYOUNG
IPC: A61F2/44
Filed: 2002-12-30
Abstract: PURPOSE: A vertebrae neural foramen expander for treating vertebra stenosis without removing bones and tissues is provided to reduce the time and cost requested for the operation and to reduce the time requested for recuperation after operation. CONSTITUTION: The vertebrae neural foramen expander(100) is inserted among spinous processes(20) of vertebra bone for enlarging the interval among the spinous processes(20) to expand neuropores. The vertebrae neural foramen expander(100) comprises: a main body(110) disposed between two adjacent spinous processes for enlarging the gap between them and maintaining the enlarged gap; and an escape preventing member(112,120) for preventing the main body(110) disposed in each gap among the spinous processes from escaping out of the gap.
Patent KR-20020033153-A (KR)
IPC: G11B23/03
Filed: 2000-07-03
Abstract: 카트리지(6)는 카트리지 절반부(2, 3)를 상하로 맞대어 구성되고, 내부에 디스크(60)를 수납하여 카트리지 절반부(2, 3)의 일측부에 상기 디스크(60)의 노출과 폐색을 절환하는 셔터(4)를 설치하고, 셔터(4)에는 셔터(4)를 폐쇄하는 방향으로 압박하는 비틀림 스프링(5)이 연결되어 있다.  카트리지(6)의 측부에는 비틀림 스프링(5)을 외측으로부터 삽입 가능한 수납 구멍(31)이 개방되고, 수납 구멍(31)과 디스크(60) 사이에는 상측의 카트리지 절반부(3)와의 사이에 공간을 형성하는 보호벽(20)이 세워 설치되어 있다.  상기 공간은 다리 부재(51)를 측방으로 향하게 한 비틀림 스프링(5)이 약간의 간극을 두고 통과할 수 있는 크기로 형성되어 있다.
Patent KR-20020029425-A (KR)
IPC: H04W92/00
Filed: 2000-07-14
Abstract: 무선 통신 장치(104)와 접속되는 단말 장치(102) 및 인터워킹 함수(108) 사이에서 적어도 하나의 프레임을 송수신하는 방법 및 무선 통신 장치가 제공된다.  무선 통신 장치에서 실행되는 통신 프로토콜의 제1 및 제2 인스턴스의 복수 대응 배치 옵션들중 선택된 옵션들이 검사되어(S510) 그들이 동일한지 여부를 결정한다.  대응 배치 옵션들의 선택된 옵션들이 동일하면, 대응 배치 옵션들 중 선택된 옵션들이 동일하면 패킷을 밀봉하는 통신 프로토콜 프레임들을 언프레이밍 및 리프레이밍하지 않고 무선 통신 장치를 통해 거의 모든 복수의 패킷들이 전달된다.
Patent KR-20020065604-A (KR)
IPC: A61B17/00
Filed: 2000-11-02
Abstract: 본 발명은 시력 교정 외과 수술 전에, 중에, 및/또는 후에 눈의 굴절 결함을 측정하는 레이저 눈 외과 수술 장치(12), 시스템(10) 및 방법을 제공한다. 본 발명은 시력 교정 수술 중에 조정할 수 있고, 안구 광학계(10)의 각막 및 다른 구성 요소를 통해 기준 상을 투영해서 촬상함으로써 진행하는 광 굴절 치료를 질적 및/또는 양적으로 측정할 수 있다. 광학적 전사 함수와 같은 상 성질값의 기울기는 치료의 종결 시점을 결정하는 것을 돕기 위해 수술 중에 감시된다.
Patent KR-20030097601-A (KR)
IPC: H01L21/324
Filed: 1998-02-25
Abstract: 연속적인 열처리 단계에서 단결정 실리콘 웨이퍼(1) 내의 산소의 침전물 양상에 영향을 주기 위해 단결정 실리콘 웨이퍼를 열처리하는 방법이다.  그 실리콘 웨이퍼는 전면(3), 후면(5), 전면과 후면 사이의 중심면(7)을 구비한다. 본 방법에서 웨이퍼는 결정 격자 베이컨시(13)를 형성시키기 위해 열처리되고, 그 베이컨시는 실리콘의 벌크 내에 형성된다.  다음 웨이퍼는 열처리 온도로부터, 일부 그러나 전부는 아닌 결정 격자 베이컨시가 전면에 확산되도록 하게 하는  냉각 속도로 냉각되어, 웨이퍼가 중심면에서 또는 그 근처에서 피크 밀도가 되는 베이컨시 농도의 프로파일을 가지며, 그 농도가 웨이퍼의 전면의 방향으로 일반적으로 감소하게 되는 웨이퍼를 생성한다.