baber/WOPTO huggingface dataset:
Patent KR-20050004655-A (KR)
Inventor: LEE GYUNG WOON
IPC: F16L55/24
Filed: 2003-07-03
Abstract: PURPOSE: A vibration transfer guide apparatus is provided to transfer the granular materials actively through the pipe by preventing the pipe from being closed from the granular materials and cleaning the pipe easily, and to protect the surrounding equipments by selectively vibrating the granular materials with the push-and-pull rod. CONSTITUTION: A vibration transfer guide apparatus is composed of a transfer guide duct(20) communicated and fixed to a pipe for passing granular materials by an assembling unit(10) and composed of a guide hollow part for passing granular materials, and a vibration generating unit(30) installed to the transfer guide duct and moved back and forth to guide granular materials by generating vibration with a push-and-pull rod(310). A flange is formed in the assembling unit, and plural assembling holes are formed at both sides of the transfer guide duct. The pipe is integrally combined with the transfer guide duct by combining the assembling hole of the flange with the assembling bolt.
Patent KR-20050008391-A (KR)
Inventor: KANG HYUN
IPC: G06K9/00
Filed: 2003-07-15
Abstract: PURPOSE: An apparatus for improving the image quality and a method for the same are provided to improve the image quality by adaptively improving the gray level dark or blight portion in response to the input image. CONSTITUTION: An apparatus for improving the image quality includes a PDF calculation unit(100), an average luminance calculation unit(110), an adaptive overflow threshold value calculation unit(130), a BUBO unit(140), a CDF calculation unit(150), a CDF compensation unit(170) and a mapping unit(180). The PDF calculation unit calculates the probability density function in response to the distribution of the luminance value in each pixel of input image. The average luminance calculation unit calculates the average luminance of the input image based on the probability density function. The adaptive overflow threshold value calculation unit calculates the overflow threshold value adaptive to average luminance. The BUBO unit calculated the probability density function adjusting the distribution based on the overflow threshold value and the predetermined underflow threshold value. The CDF calculation unit calculates the accumulated distribution function for the adjusted probability density function. The CDF compensation unit calculates the compensated accumulated distribution function obtained by compensating the effect of the accumulated distribution function. And, the mapping unit adjusts and outputs the luminance values for each pixel by using the compensated accumulated distribution function as a mapping function.
Patent KR-20050009419-A (KR)
Inventor: KIM SANG CHUL
IPC: G11C7/10
Filed: 2003-07-16
Abstract: PURPOSE: A data output device is provided to reduce power consumption of a chip due to the generation of a short current. CONSTITUTION: A delay unit(10) outputs the first delay signal and the second delay signal having different enable time each other by delaying input data. An input control unit(20) outputs the first driving signal and the second driving signal selectively corresponding to the first delay signal and the second delay signal when an input control signal is in an active state. A buffer unit(30) buffers the first driving signal and the second driving signal. And an output driving unit(40) is turned on selectively according to a voltage level of the first driving signal and the second driving signal applied from the buffer unit, and outputs data of high or low level.
Patent KR-20050011832-A (KR)
Inventor: BAK YUN HYUN
IPC: C08J5/18
Filed: 2003-07-24
Abstract: PURPOSE: Provided is a production process of a holograph film which makes ease of minute unevenness patterns with showing excellent solvent resistance and hardness. CONSTITUTION: The production process of the holograph film comprises the steps of: (i) forming UV curable resin layer containing photoinitiator with long wavelength and photoinitiator with short wavelength on a plastic film; (ii) radiating an ultraviolet ray with 250nm or less in wavelength into the ultraviolet hardening resin layer to harden the resin layer partially and form the minute unevenness patterns by embossing processing method; (iii) radiating the ultraviolet ray with 400nm or less in wavelength into the resin layer to harden the resin layer completely; and (iv) vacuum coating metals on the surface of the resin layer.
Patent KR-20040082019-A (KR)
Inventor: BAE GEUM JONG
IPC: H01L21/8247
Filed: 2003-07-28
Abstract: PURPOSE: A local SONOS(Silicon-Oxide-Nitride-Oxide-Silicon) structure having two-piece gates and a self-aligned ONO(Oxide-Nitride-Oxide) and a fabricating method thereof are provided to stabilize each threshold voltage characteristic of a programmed cell and an erased cell by forming simultaneously an ONO structure and the first gate layer as a control gate. CONSTITUTION: An ONO structure(1030) is formed on an upper surface of a substrate(1002). The first gate layer is formed on an upper surface of the ONO structure. A gate insulating layer(1023) is arranged beside the ONO structure on the substrate. The second gate layer is formed on the first gate layer and the gate insulating layer and is electrically connected to the first gate layer. A local SONOS structure of one or more bits is defined by the ONO structure, the first gate layer, and the second gate layer.
Patent KR-20050014999-A (KR)
Inventor: SHIN HYUN EUL
IPC: B44C7/02
Filed: 2003-08-01
Abstract: PURPOSE: A telescopic ladder for paperhanging is provided to use conveniently in the narrow-spaced place by easily regulating the ladder length. CONSTITUTION: The ladder(30) for paperhanging includes: a top plate(31) which has a changeable length by a drawing-in and -out; and four legs(32) arranged under the top plate(31) and having a telescopic structure. The top plate(31) comprises: a female plate body(35) having an entrance(33) on its one side and a receiving space(34) which is connected to the entrance(33); and a male plate body(36), which is drawn into or out of the receiving space(34) through the entrance of the female plate body(35). Accordingly the length of top plate(31) is variably regulated. The leg(32) includes: an upper leg body(40); and a lower leg body(41) with a spike(42) for a stable support; so that the height of the leg(32) is also variably regulated.
Patent KR-20050018703-A (KR)
Inventor: KIM CHUN SIK
IPC: F24D3/12
Filed: 2003-08-08
Abstract: PURPOSE: An installation structure of a hot water pipe for improving assembling efficiency and a floor panel of a boiler are provided to cut down the installation cost, and to reduce the construction period without forming the concrete mortar layer by easily mounting the hot water pipe with the hose assembling apparatus. CONSTITUTION: A floor panel of a boiler is composed of plural boiler hose assembling units(100) linearly arranged by brackets and composed of grooves longitudinally combined with hoses(30), the hose combined with the groove of the boiler hose assembling unit, a gravel layer(50) combined between the boiler hose assembling units to support pressure from the upper part, and a floor panel(60) covering the boiler hose assembling unit and the gravel layer. The boiler hose assembling unit is composed of a hexahedral hose assembling panel made of wood and composed of the groove in the central axis, and hose assembling Styrofoam mounted in the hose assembling panel and composed of the groove in the central axis with the rounded outer periphery.
Patent KR-20050017663-A (KR)
Inventor: CHO HAN RAE
IPC: G11B20/10
Filed: 2003-08-08
Abstract: PURPOSE: A method for setting a trick play zone in a PVR(Personal Video Recorder) is provided to move a recording zone assigned for trick play purpose to other place of a recording medium, depending on whether the corresponding zone can be recordable, thereby obtaining stability of a data recording function and device reliability. CONSTITUTION: A system controller sends a write command or a read command to an HDD(S502). The HDD receives the command, and writes or reads A/V data in a trick play zone by responding to the command(S504,S506). If an access to the trick play zone is terminated, the system controller checks the number of defects generated from the trick play zone, and updates a table(S508). If the HDD is in idle state, the system controller is reported with the number of the defects(S510). The system controller checks a deteriorated state of a head as well as the number of the reported defects(S512). If an error rate of the head or the number of the defects exceeds a limited value, the system controller resets the trick play zone(S514,S516).
Patent KR-20050017352-A (KR)
Inventor: CHO BEAK HYUNG
IPC: G11C16/02
Filed: 2003-08-13
Abstract: PURPOSE: A programming method for reducing set time of phase random access memory and a writing driver circuit thereof are provided to reduce the set time of phase random access memory(PRAM) by speeding up the crystallizing process through applying current pulse having the three different stages of current amount for changing a phase change material(such as GST(Ge-Sb-Te)) to a low resistance state. CONSTITUTION: A programming method of phase random access memory(PRAM) having a phase changing material which changes into a high resistance state or into a low resistance state in response to an applied current pulse, comprises the step of: applying the current pulse having three different current stages which are the first stage(ST1) of predetermined current amount, the second stage(ST2) of current amount smaller than the first stage, and the third stage(ST3) of current amount smaller than the first stage and bigger than the second stage, in order to change the phase changing material to a low resistance state. Wherein, the current amount of the first stage is enough to heat the phase changing material up to the melting temperature.
Patent KR-20050021618-A (KR)
Inventor: HAN JIN KYU
IPC: H04W16/02
Filed: 2003-08-19
Abstract: PURPOSE: A channel allocation apparatus and its method in a mobile communication system using an HARQ(Hybrid Automatic Retransmission reQuest) are provided to reduce a forward interference in allocating an HARQ channel and enhance the use efficiency of a forward authentication channel. CONSTITUTION: A mobile terminal transmits information(400), namely, R-REQCH(Reverse Request Channel), for requesting allocation of a reverse system capacity from a base station. Upon receipt of it, the base station generates information(410) for allocating an HARQ channel for reverse packet data transmission and transmits it through an F-GCH(Forward Grant Channel). The F-GCH includes a plurality of HARQ channel information allowing the mobile terminal to recognize about which one of the plurality of available HARQ channels is to be used, in addition to a maximum data transmission rate of the mobile terminal or TPR(Traffic to Pilot Ratio) information. For example, if three HARQ channels(420-440) can be simultaneously used, the plurality of HARQ channel information allows the mobile terminal to recognize how many HARQ channels are to be used or which HARQ channels are to be used. When the mobile terminal needs to transmit packet data in a reverse direction, it requests a reverse channel including characteristics of packet data to be transmitted and channel state information received by the mobile terminal. When the base station receives the reverse channel request, it checks the characteristics of the packet data, the channel state information and a reverse channel state, and if a reverse channel can be allocated, the base station transmits an authentication channel including information on each packet data transmission rate of one or more HARQ channels and the allocated channel.
Patent KR-20050020194-A (KR)
Title: Variable Gain Amplifing Circuit
Inventor: BAIK SUNGHO
IPC: H03G3/30
Filed: 2003-08-21
Abstract: PURPOSE: A variable gain amplifier is provided to suppress difference of gains and operational voltages due to difference of physical characteristics of variable gain amplifiers by dividing input signals applied to the variable gain amplifiers. CONSTITUTION: A first switch(10) divides an input signal into two signals. A first variable gain amplifier(VGA_I) and a second variable gain amplifier(VGA_Q) amplify two divided signal, respectively. A second switch(20) mixes the amplified outputs from the first and second variable gain amplifiers to restore an original signal. A low pass filter is furthered included in the variable gain amplifier circuit to suppress noises generated at the first and second switches.
Patent KR-20050023058-A (KR)
Inventor: KIM WON YONG
IPC: B01D53/26
Filed: 2003-08-29
Abstract: PURPOSE: To provide a dual type apparatus for dehumidifying and purifying compressed air, the apparatus capable of effectively obtaining dry air of high purity and reducing consumption cost of energy accordingly compared with a single type apparatus for dehumidifying and purifying compressed air. CONSTITUTION: In an apparatus for dehumidifying and purifying compressed air, a dual type apparatus for dehumidifying and purifying compressed air comprises: an air filter for filtering solids suspended in compressed air; a refrigerant compression type dehumidifier for dehumidifying compressed air filtered in the air filter; an air filter for refiltering compressed air dehumidified in the refrigerant compression type dehumidifier with fine activated carbon powder; and a semiconductor device type dehumidifier for dehumidifying again the compressed air filtered in the air filter, wherein an endothermic part(10) is formed by alternately disposing a plurality of diaphragms(6) formed of thin film having high thermal conductivity in the semiconductor device type dehumidifier.
Patent KR-20050027399-A (KR)
Title: Liquid-to-suction heat exchanger
Inventor: CHIN SIM WON
IPC: F28D7/10
Filed: 2003-09-15
Abstract: A liquid-gas heat exchanger is provided to realize easy mixing between refrigerant of high temperature and refrigerant of low temperature between an outer space of an inner core and an inner peripheral surface of a first tube, by forming the inner core in the spiral shape with folded surfaces. A liquid-gas heat exchanger includes first and second tubes(110,120) and an inner core(130). Gas refrigerant of low pressure and low temperature flows in the first tube. The second tube is positioned outside the first one, wherein liquid refrigerant of high pressure and high temperature flows oppositely or in parallel to the gas refrigerant in the first tube for exchanging heat with the gas refrigerant. The inner core is mounted in the first tube in the longitudinal direction and is formed in the spiral shape with a plurality of folded surfaces contacting inner peripheral surface of the first tube.
Patent KR-20040026623-A (KR)
Inventor: SATO RIE
IPC: G11B5/39
Filed: 2003-09-23
Abstract: PURPOSE: To provide a spin tunnel transistor that can avoid the decreases of its collector current and MR ratio and can be put appropriately to practical use. CONSTITUTION: This spin tunnel transistor is provided with an emitter, a collector, and a base. The base is provided with a first magnetic layer formed on the emitter side, a second magnetic layer formed on the collector side, and a nonmagnetic layer formed between the first and the second magnetic layers. An antiferromagnetic tunnel barrier layer bonded to the adjoining first or second magnetic layer with exchange coupling is provided between the first magnetic layer and emitter or the collector and second magnetic layer. When the magnetization of the magnetic layers are fixed by bonding the antiferromagnetic tunnel barrier layer and magnetic layers to each other with exchange coupling the spin conduction of hot electrons can be maintained in the base, and the decreases of the collector current and MR ration can be avoided.
Patent KR-20050030516-A (KR)
Inventor: JO JUN YOUNG
IPC: A01K31/00
Filed: 2003-09-26
Abstract: An efficient managing device is provided to conveniently exercise chickens and to improve flesh substance of chickens by use of an automatic moving machine. The efficient managing device includes a stop switch, a rail, a power switch, a charging terminal, a light sensor, and a first, a second and a third rod for chasing chickens. The length of the first, second and third rods is about 70cm. Artificial leaves are hung at the end of the rods. The rail is installed to go around the poultry farming. The efficient management device goes around the poultry farming 12 times a day to exercise the chickens.
Patent KR-20050033079-A (KR)
Title: Fixing means and making method of water cooling device
Inventor: CHO CHUL YUN
IPC: F25D11/00
Filed: 2003-10-04
Abstract: A fixing element of a water cooling device and a method for manufacturing the same are provided to prevent a water leakage and to increase the cooling efficiency by limiting movement of a cooling coil by improving a combination structure of the cooling coil and a fixing element. A fixing element(180) is installed at an upper plate of a water storage tank so that an end of a cooling coil(120) passes through the fixing element and is extended out of the water storage tank. The fixing element includes a nipple(130) and a bush(170). The nipple is formed of a body(132) having a male screw at an outer periphery to be combined with a nut(160) having a female screw at an inner periphery, and an outward flange(131) integrated with a lower end of the body to be combined with a lower part of the upper plate, wherein a through-hole(134) is perforated in the center of the body for passing the end of the cooling coil. The bush is combined with a predetermined end of the cooling coil and is inserted into the through hole to solidify combination of the cooling coil and the nipple.
Patent KR-20050033110-A (KR)
Title: Method for fabricating metallization of semiconductor device
Inventor: KIM KYOUNG HWAN
IPC: H01L21/28
Filed: 2003-10-04
Abstract: A method for fabricating a metallic wire of a semiconductor device is provided to remove the possibility of an alignment error and to form a high resolution via hole with a low resolution photomask by forming a via hole with a self-alignment method using an etch stopper layer and a sacrificial spacer. A first interlayer dielectric(120), a first etch stopper layer(130), a second interlayer dielectric(140) and a second etch stopper layer(150) are formed sequentially on a planarized dielectric substrate(100) with a first metallic wire. A metallic trench(M) is formed. An arbitrary layer is formed on the second etch stopper layer. A resist pattern is formed on the arbitrary layer. A sacrificial spacer is formed on the inside wall of the metallic trench. The resist pattern is removed. A via hole(h) exposing the first metallic wire(110) of the bottom is formed by etch. A second metallic wire is formed into the metallic trench between which a diffusion barrier is interposed.
Patent KR-20050033392-A (KR)
Title: The silicon carbide single crystal growth equipment to moving high-frequency coil
Inventor: KIM IL SU
IPC: C30B15/00
Filed: 2003-10-06
Abstract: Silicon carbide single crystal growth equipment capable of changing the position of a high-frequency induction coil is provided to control a temperature gradient of top and bottom of a crucible furnace. An apparatus for the growth of a silicon carbide single crystal includes a coil position control plate(12), a support die(11) for fixing the coil position control plate and control holes(13) perforated on the support die. The height position of coil position control plate can be changed according to a required position of a high-frequency induction coil(5) by separably fixing the coil position control plate to the support die using the control holes.
Patent KR-20050037790-A (KR)
Inventor: AHN IN HO
IPC: G02F1/13357
Filed: 2003-10-20
Abstract: 본 발명은 광효율 및 색재현성을 향상시키고 액정표시장치의 전체적인 두께를 줄이도록 한 백라이트 유닛에 관한 것으로서, 화상을 표시하는 액정패널과, 상기 액정패널의 배면에 소정각도로 구부러져 관 형태를 갖고 구성되는 적어도 하나 이상의 광섬유와, 상기 광섬유의 적어도 일측에 끼워져 광을 발광하는 광원부와, 상기 광섬유의 하부에 구성되어 상기 액정패널 반대쪽으로 새어나오는 광을 액정패널쪽으로 반사시켜 주는 반사판을 포함하여 구성되는 것을 특징으로 한다.
Patent KR-20050038061-A (KR)
Inventor: KIM HEE GON
IPC: D02G3/04
Filed: 2003-10-21
Abstract: 본 발명은 우수한 방염성을 갖는 내염성 탄소섬유/울 또는 난연성 폴리에스터화이버 혼방사 방적방법 및 이 방적방법에 의해 방적된 혼방사에 관한 것으로서, 더욱더 상세하게는  내염성 탄소섬유에 울 또는 난연성 폴리에스터화이버 20 내지 40중량%로 혼방하여 25 내지 60번수(Nm)로 방적하는 것을 특징으로 하는 방염성 혼방사의 방적방법 및 이 방적방법에 의해 방적된 혼방사에 관한 것이다. 
     상기와 같은 본 발명은 내염성 탄소섬유와 울 또는 난연성 폴리에스터화이버를 혼방하여도  석분과 같은 유해분진이 발생하지 않아 인체에 해를 입히지 않고 유리섬유와 같은 피부자극 및 마찰에 의한 코팅이 벗겨지지 않음으로서 방염효과가 저하되지 않고 지속적으로 유지할 수 있는 효과가 있다. 
     그리고 25 내지 60번수(Nm)로 방적함으로서 얇은 가벼운 직물을 제조 할 수 있어 유연성이 향상되어 착용감 및 활동성이 뛰어난 내열장갑, 소방복, 방열복, 용접복, 흡음 내염 벽지 및 일반 의류 등에도 사용할 수 있는 다른 효과가 있다. 
     또한 내염탄소 섬유 보다 상대적으로 값 싼 섬유 소재를 혼합사용 함으로서 원가 절감형 제품을 제조 할 수 있는 또 다른 효과가 있다
Patent KR-20050038793-A (KR)
Inventor: KIM SEONG SIK
IPC: D06F33/02
Filed: 2003-10-23
Abstract: 본 발명에 일측면에 따른 드럼 세탁기의 감속 제어 장치는, 세탁물이 투입되는 공간인 드럼과, 상기 드럼을 회전 구동시키는 모터를 포함하는 세탁기에 있어서, 사용자가 탈수중 동작 정지를 위한 정지키 조작시에는 상기 모터의 3상 권선을 단락시키는 발전제동의 빠른 감속 방식으로 상기 모터를 정지시키고, 그외 급하지 않은 다음 행정 진행을 위한 중지키 조작시에는 인가된 상기 모터 전압을 일정한 기울기로 감소시키는 여력 회전에 의한 감속 방식으로 상기 모터를 정지시키는 것을 특징으로 한다.
Patent KR-20050040380-A (KR)
Inventor: YOO SUNG HUNE
IPC: H01J17/04
Filed: 2003-10-28
Abstract: 본 발명은 플라즈마 디스플레이 패널에 관한 것으로, 복수의 유지 전극 및 주사 전극이 배치되는 전면 기판을 포함하는 전면 패널과; 상기 복수의 유지 전극 및 주사 전극과 교차되는 복수의 어드레스 전극이 배치되는 배면 기판, 상기 복수의 어드레스 전극을 덮도록 상기 배면 기판 상에 형성되는 유전층을 포함하는 배면 패널을 구비하는 플라즈마 디스플레이 패널로서, 상기 유전층은 상기 어드레스 전극을 덮도록 상기 배면 기판 상부에 위치하는 제 1 유전층과, 상기 제 1 유전층 상부에 위치하며 상기 제 1 유전층보다 유전율이 작은 제 2 유전층을 포함하는 플라즈마 디스플레이 패널이다.
Patent KR-20050041065-A (KR)
Inventor: HA KWAN JUNG
IPC: F23G5/30
Filed: 2003-10-29
Abstract: 본 발명의 목적은 보다 많은 열에너지를 회수하여 소각로로 공급되는 연소용 공기의 온도를 보다 더 높일 수 있도록 된 유동층 소각로의 열교환기를 제공함에 있다. 
     이에 본 발명은 유동층 소각로의 열교환기 상부 경판에 냉각수단이 설치되고, 상기 냉각수단은 경판 일면에 일정간격을 두고 설치되어 경판 사이에 공간을 형성하는 보조경판과, 상기 경판과 보조경판 사이의 공간으로 냉각공기를 유입시키기 위한 냉각공기 입구와, 상기 공간을 거친 냉각공기를 배출시키기 위한 출구를 포함하는 유동층 소각로의 열교환기를 제공한다.
Patent KR-20050043474-A (KR)
Inventor: CHUNG TAE MAN
IPC: F01N3/36
Filed: 2003-11-06
Abstract: 본 발명은 연료분사용 노즐 개폐장치에 관한 것이다. 이를 위하여, 본 발명은 연료분사용 노즐의 전방에 설치되며, 개구부를 가지는 지지부재와; 상기 지지부재와 인접하여 설치되며, 상기 지지부재의 개구부에 대응하는 개구부를 가지며, 상기 지지부재의 개구부에 대하여 운동 가능한 개폐부재를 포함하여 구성되어, 상기 개폐부재의 운동에 의하여 상기 지지부재의 개구부를 선택적으로 차단하는 것을 특징으로 하는 연료분사용 노즐 개폐장치를 제공한다.
Patent KR-20050044087-A (KR)
Inventor: KIM KWANG WOO
IPC: H04N5/775
Filed: 2003-11-07
Abstract: 본 발명에 따른 영상 데이터 처리 방법은, 영상 편집 프로그램을 실행중인 컴퓨터가 비데오 프리젠터로부터의 영상 데이터를 처리하는 방법으로서, 디스플레이 및 포착-전송 단계들을 포함한다.  디스플레이 단계에서는, 영상 편집 프로그램으로부터 디스플레이 요청 신호가 발생되면, 비데오 프리젠터와 통신을 수행하면서 비데오 프리젠터로부터의 제1 규격의 프레임의 데이터를 연속적으로 처리하여 동영상을 디스플레이한다.  포착-전송 단계에서는, 동영상을 디스플레이하는 도중에 영상 편집 프로그램으로부터 영상 포착 신호가 발생되면, 비데오 프리젠터로부터의 제1 규격보다 큰 제2 규격의 프레임의 데이터를 처리하여 정지영상을 포착하고, 포착된 정지영상을 영상 편집 프로그램에 따른 편집용 메모리로 전송한다.
Patent KR-20050044192-A (KR)
Inventor: CHO WOO GEUN
IPC: H04B1/38
Filed: 2003-11-07
Abstract: 본 발명은 폴더형 이동통신단말기에 있어서, 폴더부가 펼쳐지거나 접히는 과정에서 180°터닝함으로써, 하나의 LCD로 메인 LCD와 서브 LCD의 기능을 수행하는 터닝 힌지를 구비한 폴더형 이동통신단말기를 제공하는 데 그 목적이 있다. 
     상기와 같은 목적을 달성하기 위한 본 발명은 일면에 LCD(111)가 장착된 폴더부(110)와, 키패드가 장착된 본체(120)를 구비한 이동통신단말기에 있어서, 본체(120)의 일측에 원기둥의 형태로 돌출되며, 그 둘레에는 180°의 간격으로 2개 이상의 레일(131)이 상단에서 하단으로 원주에 각각 나사현의 형태로 180°터닝되어 형성된 힌지(130)와, 폴더부(110)의 일측에 힌지(130)가 삽입되어 위치하도록 형성된 홈(113) 및, 힌지(130)의 레일(131)에 각각 삽입되도록 홈(113)의 마주하는 면에 각각 형성된 돌출부(115, 115H)들을 포함하여 구성된 것을 기술적 특징으로 하며, 이와 같이 구성된 본 발명의 터닝 힌지를 구비한 폴더형 이동통신단말기는 폴더부에 장착된 한 개의 LCD로, 폴더부를 접었을 경우에 LCD가 폴더부의 바깥쪽에 위치하여 서브 LCD의 기능을 수행하고, 펼쳤을 경우에 LCD가 폴더부의 안쪽에 위치하여 메인 LCD의 기능을 수행한다.
Patent KR-20050046208-A (KR)
Inventor: JEONG MYONG GUK
IPC: B60R13/08
Filed: 2003-11-13
Abstract: 본 발명은 자동차 대쉬이너용 흡음재에 관한 것으로, 별도의 차음재층을 삭제하고 폴리에스터 흡음재만으로 이중(二重) 구조화함으로써 중량저감을 시켜 가벼우면서도 흡음성이 우수한 자동차 대쉬이너용 이중구조 폴리에스터 흡음재에 관한 것이다. 즉, 기존의 자동차용 대쉬이너의 경우 일반적으로 폴리우레탄 폼을 4000g/㎡이상의 고밀도 이브이에이(EVA) 층에 발포시켜 적용시킨 흡차음구조의 소재를 사용하고 있다. 따라서, 전체적으로 중량이 무겁고, 제조원가가 상승하는 문제 및 재활용의 곤란으로 인한 환경오염등의 문제가 있었다. 본 발명에서는 이러한 문제점을 개선하고자 폴리에스터 흡음재만으로 밀도를 달리하여 적층함으로써 흡음성능을 개선함과 동시에 헤비레이어층을 삭제함으로써 중량을 낮출 수 있게 하였다.