baber/WOPTO huggingface dataset:
Patent KR-20030034404-A (KR)
Title: Real Time Electronic Commerce of Sound Information File By Radio and Internet
Inventor: LEE JUN JEONG
Filed: 2001-10-23
Abstract: PURPOSE: A real time EC(Electronic Commerce) service of sound data files is provided to enable a user to listen to sound data offered by a public broadcasting service system, to access an EC server, to input a listening time at the EC server, and to receive the sound data via an e-mail from the EC server. CONSTITUTION: The system comprises a terminal(4) and a server system(5). A user(3) listens to sound contents, offered by a broadcasting system(1), via a radio receiver(2). In a case that the user wants to purchase the sound contents, the user sends a current time to the server system(5) via the terminal(4) over a wireless internet. At this time, user data is also transmitted to the server system(5). The server system(5) receives the current time and the user data, analyzes the time data, extracts corresponding sound contents with a title and an intellectual property owner from a database, transmits the extracted sound contents to the terminal(4) by using a previously registered e-mail account and requests the user to pay for the sound contents. The user(3) downloads the sound contents via the e-mail.
Patent KR-20030039078-A (KR)
Title: Wood panel comprising of bio functional material and method for preparing thereof
Inventor: HWANG JAE MIN
IPC: B27N3/00
Filed: 2001-11-10
Abstract: PURPOSE: Provided is a wood panel including bio-functional materials which keeps authentic property of the wood in adding the bio-functional materials so that it shows excellence in strength and fireproof property with promoting blood circulation. CONSTITUTION: The production process of the wood panel including the bio-functional materials comprises the steps of: (i) coating 100wt% of wood fiber or wood plate with mixture which consists of 6-18wt% of soluble thermosetting resin and 1-12wt% of more than one bio-functional material; (ii) allowing a belt press to press the coated product and forming a mat; and (iii) heating the mat in a hot press under condition like 160-230deg.C and 5-35kg/cm¬2 in pressure.
Patent KR-20030039672-A (KR)
Title: Phosphorescent-fluorescent film and manufacture method thereof
Inventor: HWANG WON JU
IPC: B32B27/20
Filed: 2001-11-14
Abstract: PURPOSE: Provided is a luminous and fluorescent film which protects luminous paint from external force so that it helps to keep excellent luminous effect for a long time. CONSTITUTION: The luminous and fluorescent film is characterized by comprising the parts of: a raw film(101); an adhesive layer(102) for luminous and fluorescent laminating which is formed by coating one side of the raw film by an adhesive for luminous and fluorescent laminating wherein adhesive and luminous paint or adhesive, luminous paint and fluorescent dye are mixed; and a raw film(103) for laminating which is placed on one side of the raw film coated by the adhesive for luminous and fluorescent laminating to protect the adhesive for luminous and fluorescent laminating from external force.
Patent KR-20020037718-A (KR)
Title: Ashing method
Inventor: NISHIDA TAKANOBU
IPC: H01L21/027
Filed: 2001-11-15
Abstract: PURPOSE: To provide an ashing method capable of efficiently suppressing the rise of the level of dielectric constant film without increasing a manufacturing cost. CONSTITUTION: A substrate provided with a resist mask formed through an insulation film is held inside the chamber of an ashing device, gas containing oxygen atoms introduced into the chamber is activated by applying RF power, and the resist mask is ashed by applying the RF power to the substrate side.
Patent KR-20030042729-A (KR)
Title: Resonator structure for microwave lighting system and method thereof
Inventor: PARK GYEONG HUN
IPC: H01J65/04
Filed: 2001-11-23
Abstract: PURPOSE: A structure of a resonator in a lighting system using microwaves and a fabrication method thereof are provided to prevent the damage on the resonator due to the high temperature of a lamp by forming a resonator with a light transmission portion and an electromagnetic wave shielding portion. CONSTITUTION: A lighting system includes a magnetron, a lamp, and a resonator(10). The magnetron is used for generating microwaves. The lamp is installed in the inside of the resonator connected with the magnetron. An encapsulation material of the lamp is excited and illuminated by the microwaves generated from the magnetron. The resonator is connected to the magnetron in order to receive the light generated from the lamp and intercept the microwaves. The resonator includes a light transmission portion(11) and an electromagnetic wave shielding portion(12). The light transmission portion has an open portion for receiving the lamp. The electromagnetic wave shielding portion is formed on an outer circumference of the light transmission portion in order to intercept the leakage of the microwaves.
Patent KR-20020041299-A (KR)
Inventor: AZUMI TAKAYOSHI
IPC: H01L21/3065
Filed: 2001-11-26
Abstract: PURPOSE: To provide a method for cleaning a semiconductor manufacturing apparatus, wherein objects to be cleaned to which a silicon oxide has been stuck do not require removal from the semiconductor manufacturing apparatus, the amount of waste products is reduced as compared with that in the conventional cases and the amount of water to be used can be reduced, and to provide the semiconductor manufacturing apparatus. CONSTITUTION: In the method for cleaning the semiconductor manufacturing apparatus, the objects to be cleaned (a susceptor 26 and a protective plate 25), to which the silicon oxide has been stuck are exposed to a cleaning gas which contains HF gas and steam in a state that they are heated, and silicon oxide is removed.
Patent KR-20030043346-A (KR)
Title: Street Cleaning Car
Inventor: JANG DAE SIK
IPC: E01H1/00
Filed: 2001-11-28
Abstract: PURPOSE: A road cleaning truck is provided to remove rubbish on a road by the circulation of air pressure without any components contacted to a road and to improve work efficiency by driving a vehicle loaded with a dust remover rapidly. CONSTITUTION: The road cleaning truck comprises: a car body(10); a loading box(20) loaded in the car body(10), reciprocated backward by a cylinder for a dump truck, and provided with an inlet pipe(21) and a cover controlled by an operating cylinder; a ventilator(30) drove by an engine(E) to ventilate the sucked air; a suction pipe(40) located on the lower side of the car body(10) and connected with a suction hose(41) and a return hose(42) arranged from the ventilator(30); a communication vessel(50) provided with a passage to be communicated with a ventilation passage of the ventilator(30); an air suction pipe(60) installed to penetrate the inside of the communication vessel(50) and arranged with a return hose(42); a vortex member(70) advanced spirally toward the loading box(20) in a space between the air suction pipe(60) and the communication vessel(50); a perforated filter member(80) connected to the air suction pipe(60) and extended toward the backside of the loading box(20); and a dust collector(90) moving and removing scattering dust by internal pressure formed in the loading box(20).
Patent KR-20030043372-A (KR)
Title: Gasoline engine
Inventor: SEO SEONG HYEON
IPC: F02M27/08
Filed: 2001-11-28
Abstract: PURPOSE: A gasoline engine is provided to allow for lean combustion by uniformly mixing the fuel and air, while achieving improved combustion efficiency, fuel efficiency and engine performance. CONSTITUTION: A gasoline engine comprises a cylinder head(1) having an intake port(3) and an exhaust port(4); an intake valve(5) and an exhaust valve(6) for opening/shutting the intake port and the exhaust port of the cylinder head; a fuel injector(7) mounted in the intake port of the cylinder head; a cylinder block(2) having a cylinder liner(9) inserted in the bore part of the cylinder block; an ignition plug(8) arranged at the center of the cylinder head; and a plurality of ultrasonic generators(10) mounted at the outer wall of the cylinder liner, which emit ultrasonic waves to a combustion chamber(16) during intake and compression strokes of the engine.
Patent KR-20030043504-A (KR)
Title: Structure for fixing magnets in reciprocating motor
Inventor: KIM BYEONG JIK
IPC: H02K1/28
Filed: 2001-11-28
Abstract: PURPOSE: A magnet joining structure is provided to be capable of minimizing an air gap between an outer core and an inner core. CONSTITUTION: A magnet(70) has a projection groove part(72) of predetermined width and depth at both ends of a body part of predetermined length, width and thickness. A magnet holder(80) has a bridging part(83) and an insertion groove part(82). The insertion groove part has a width corresponding to a length of the magnet and a depth corresponding to a thickness of the magnet, and the bridging part is extended from an edge of the insertion groove part. The bridging part has a length corresponding to a width of the projection groove part and a thickness corresponding to a depth of the projection groove part. The magnet is inserted in the insertion groove part of the magnet holder, and the projection groove part is engaged with a bridging part of the magnet holder.
Patent KR-20020046971-A (KR)
Inventor: BALLANTINE ARNE W
IPC: H01L21/316
Filed: 2001-12-12
Abstract: PURPOSE: A method for forming a liner in a trench is provided to exhibit enhanced rounded corners in the top and bottom of the trench and to exhibit a conformal structure by using a rapid thermal oxidation. CONSTITUTION: After sequentially forming a first insulating pad pattern and a second insulating pad pattern on a semiconductor substrate(1), a trench is formed by selectively etching the exposed substrate(1). A liner layer(8) having rounded corners is formed on the trench by performing a rapid thermal oxidation. At this time, the temperature of the rapid thermal oxidation is about 900-1300 °C, and the thickness of the liner layer(8) is about 40-500 Å. Then, an insulating material(9) is filled into the trench.
Patent KR-20030049187-A (KR)
Title: Strobe signal generator in databus sense amplifier and the memory device having the same
Inventor: BAE SEUNG CHEOL
IPC: G11C8/18
Filed: 2001-12-14
Abstract: PURPOSE: A strobe signal generator of a data bus sense amplifier and a memory device having the same are provided to reduce a time and a cost for testing a memory device by changing an operating time the strobe signal generator according to a simple command. CONSTITUTION: A strobe signal generator includes a data bus sense amplifier and a strobe signal generator. The data bus sense amplifier is used for sensing and amplifying a signal of a data bus and providing the amplified signal to a global data bus. The strobe signal generator is used for generating a strobe signal for controlling a driving operation of the data bus sense amplifier by changing the pulse width of the activation of the strobe signal in response to a control signal at a test mode. The strobe signal generator includes an enable signal pulse width control portion to delay an enable signal at a normal mode and output the enable signal by controlling the pulse width of the activation of the enable signal at the test mode. The enable signal pulse width control portion includes a pulse generation portion(220), an inverter delay portion(210), and an output portion. The pulse generation portion outputs a test enable signal and the test enable signal having the controlled pulse width. The inverter delay portion delays the test enable signal. The output portion outputs a logically operated value of the outputs of the inverter delay portion and the pulse generation portion.
Patent KR-20030053194-A (KR)
Title: Safety apparatus for laundering dry hanger
Inventor: LEE JAE NAM
IPC: D06F57/12
Filed: 2001-12-22
Abstract: PURPOSE: A safety apparatus for a laundry drying stand is provided to prevent wrong operation, and to improve the reliability by restricting a connection string from being entangled with stopping a driving motor in fitting to the obstacle or loosening the connection string. CONSTITUTION: A laundry drying stand has a driving motor, a bobbin rotated by the driving motor, a connection string wound on the bobbin, a guide roller guiding the connection string, and a clothes fitting unit connecting a bar to the connection line. A safety device of the laundry drying stand comprises a tension detecting unit(70) detecting tension of the connection string in restricting the clothes fitting unit from moving down against the obstacle and loosening the connection string, and a driving motor control unit stopping the driving motor according to the detecting signal from the tension detecting unit. Wrong operation is prevented by restricting the connection string from being entangled.
Patent KR-20030053296-A (KR)
Title: Standard messagin system with base on XML
Inventor: LEE GEUN HO
IPC: G06F17/00
Filed: 2001-12-22
Abstract: PURPOSE: An XML(eXtensible Markup Language) based standard messaging system is provided to improve the compatibility and the extendability between systems by making the messaging system using a non-standard message exchange a message with the messaging system using a standard message. CONSTITUTION: A text/form generator(110) has the form information of a document and the information for generating the header information. An expression type processor(120) defines the generated document as an expression type selected by a user. A message processor(130) converts the message received by the messaging system into a format used by the corresponding system, and forms the message in order to fit to the corresponding form. A dictionary(150) is referred to convert the received message into the format used by the corresponding system. A database management part(140) stores the generated and inputted message. A message exchanging part(170) transmits/receives the written message.
Patent KR-20010053497-A (KR)
Title: 자기 테이프 카세트 수납 케이스
IPC: G11B23/023
Filed: 1999-08-17
Abstract: 자기 테이프 카세트용 수납 케이스는 자기 테이프 카세트를 수납하는 수납부(12), 이 수납부를 둘러싸는 외벽(28)을 갖는 덮개부(16), 및 개폐되는 덮개부와 수납부를 연결하는 힌지부(hinge portion; 14) - 이 모두는 합성 수지로 형성됨 -를 포함한다.  자기 테이프 카세트가 수납되는 경우 자기 테이프 카세트(10)의 표면의 주변 에지와 접촉하도록 덮개부(16)의 외벽(28) 내에 적어도 한 쌍의 가압 리브(32)가 설치되어, 가압 리브(32)와 수납부(12) 사이에 자기 테이프 카세트를 유지한다.  가압 리브(32)에 의해, 정보 시트를 담는 틈(D)은 덮개부(16)와 자기 테이프 카세트(10) 사이에 한정된다.  가압 리브(32)는 정보 시트의 용지 단부를 유지하도록 카세트 면의 방향으로 돌출 형성된 각각의 유지 리브(34)를 더 포함하여, 다량의 정보 시트를 담아 유지한다.
Patent KR-20010071909-A (KR)
Title: 트러스 구조체
IPC: E04C3/36
Filed: 1999-07-15
Abstract: 다각형 외측면(402)과 원형 내측 통로(404)를 갖는 복합 전신주(420)는 결합기(426)에 의해 함께 결합된 제1 빔(424)을 포함한다.  풍차 동력 발전기(310)와 같은 어셈블리를 지지할 수 있는 트러스 구조체(300)가 또한 개시되어 있다.  트러스 구조체(300)는 결합기(304)에 의해 함께 결합되는 다수의 복합 빔을 포함할 수 있다.  각각의 복합 빔(302)은 그 길이방향을 따르는 곡률을 가질 수 있다.
Patent KR-20010071972-A (KR)
Title: 통신방법, 통신장치 및 통신시스템
IPC: H04L12/28
Filed: 2000-05-19
Abstract: IEEE1394방식 등의 버스로 접속된 기기가, 소정의 커맨드의 전송으로 제어할 수 있는 경우에, 소망의 제어커맨드에 대응하고 있는지 조사하기 위해, 제어커맨드의 오퍼레이션 코드에, 그 커맨드를 일의가 있는 것으로서 선별하기 위한 파라미터를 부가하여 문의하고, 그 리스폰스에서 대응의 가부를 확인할 수 있도록 하고, 버스로 접속된 기기에 대응한 커맨드를 간단히 조사할 수 있도록 하였다.
Patent KR-20010072489-A (KR)
Title: 덴드라이트 웹 결정 성장을 안정화시키는 방법 및 장치
IPC: C30B15/26
Filed: 1999-07-28
Abstract: 덴드라이트 웹 성장용 방법이 개시되어 있다. 상기 방법은 용탕을 제공하는 단계와, 상기 용탕으로부터 덴드라이트 웹 결정을 성장시키는 단계와, 상기 덴드라이트 웹 결정의 성장 단계 중 상기 용탕을 보충하는 단계, 그리고 상기 덴드라이트 웹 결정의 성장 단계 중 상기 용탕에 자장을 인가하는 단계를 구비한다. 덴드라이트 웹 성장을 안정화시키는 장치가 또한 개시되어 있다. 상기 장치는 용탕 보충을 용이하게 하도록 펠릿을 수용하는 공급 격실과 덴드라이트 웹 성장용 용탕을 유지하도록 구성된 성장 격실을 포함하는 도가니를 구비한다. 또한 상기 장치는 덴드라이트 웹 성장 중에 자장을 제공하도록 구성된 자장 발생기를 포함한다.
Patent KR-20010089321-A (KR)
Title: Phase shifter and optical head device mounted with the same
IPC: G02B7/00
Filed: 2000-08-23
Abstract: An adhesive is coated on at least one surface of a thin film of organic material having birefringent properties and a phase-difference producing function, and a fixing substrate having transmitting or reflecting properties is bonded to the thin film of organic material by the adhesive, wherein materials satisfying relations of E1<E2 and E3<E2 where E1 is the linear expansion coefficient of the thin film of organic material, E2 is the linear expansion coefficient of the adhesive and E3 is the linear expansion coefficient of the fixing substrate, and the glass transition temperature of the thin film of organic material being 150 DEG  or more, are selected. <??>With such structure, temperature characteristics of a phase difference can be obtained so as to reduce a temperature change of an oscillated wavelength emitted from a semiconductor laser source whereby the phase difference can be kept constant even when there is a fluctuation in a wavelength of light emitted from the semiconductor laser source due to temperature. <IMAGE>
Patent KR-20010089552-A (KR)
IPC: C09J11/08
Filed: 1999-11-25
Abstract: 본 발명은 평평한 무공성 또는 다공성 서브스트레이트를 조립하기 위한 접착 분말에 관한 것으로서, 제 1 단계에서 상기 접착 분말이 제 1 서브스트레이트에 도포되고 중간 생성물이 제조되며, 상기 중간 생성물은 실온에서 무접착성을 나타내고 보관에 안정적이다.  제 2 단계에서는 상승한 온도와 압력을 이용하여, 다음과 같은 성분들의 결합으로서, 상기 제 1 서브스트레이트가 제 2 서브스트레이트에 결합된다. : i) 25 내지 95 중량% 범위의 중량비를 갖는 열가소성 중합체, ii) 실온에서 고체이고, 5 내지 75 중량% 범위의 중량비를 갖는 접착 분말의 에폭시 수지, iii) 실온에서 고체이고, 최대 25 중량%의 중량비을 가지며, 에폭시 수지 및 폴리아민을 함유한 접착 분말의 프리폴리머(예비중합체). 제 1 단계에서 제 1 서브스트레이트 위에 접착 분말이 도포될 때 물리적 결합이 일어나고, 상기 두 서브스트레이트는 제 2 단계에서 분말 조성물의 화학적 가교 또는 후가교 및 연속 냉각에 의해 서로 결합된다.
Patent KR-20020009559-A (KR)
Title: 부직포로 제조된 와이핑 클로드와 그 제조방법
IPC: D04H1/42
Filed: 2000-11-30
Abstract: 본 발명은 흡수성이 양호하고, 흡수성의 경시적 변화가 적은 부직포로 제조된 와이핑 클로드에 관한 것으로서, 이 부직포로 제조된 와이핑 클로드는 특정의 분할형 복합 섬유를 이용하여 얻을 수 있으며, 이 분할형 복합 섬유는 질량 평균 분자량 2000∼20000의 폴리옥시알킬렌글리콜을 함유하는 폴리에스테르계 중합체 성분A와 이 중합체 성분A에 대해 비상용성의 폴리올레핀계 중합체 성분B가 접합되어 이루어지며, 이 분할형 복합 섬유의 접합을 박리시켜 중합체 성분A로 이루어진 섬유A, 중합체 성분B로 이루어진 섬유B를 생성시켜, 섬유A 및 섬유B의 박리면에는 플라즈마처리를 실시하고, 폴리옥시알킬렌글리콜과 섬유A와 섬유B의 박리면으로의 플라즈마처리의 상승작용에 의해 흡수성이 대폭 향상되는 것을 특징으로 한다.
Patent KR-20010101851-A (KR)
Inventor: KOMATSU MICHIO
IPC: H01L21/316
Filed: 2000-12-15
Abstract: A method of forming silica film of low dielectric constant on a semiconductor substrate comprises (a) applying a silica solution of low dielectric constant for film deposition on a semiconductor substrate; (b) heat-treating the resulting film at 50 to 350 degrees C; and (c) baking the film at 350 to 450 degrees C in an inactive gas atmosphere containing 500 to 15,000 ppm of oxygen by volume. Preferably, the heat-treating (b) is carried out at 150 to 350 degrees C for 1 to 3 minutes in the air. Preferably, the baking (c) is carried out with the semiconductor substrate held on a hot plate maintained at 350 to 450 degrees C. According to such a method, a semiconductor substrate provided with silica film of low dielectric constant has a dielectric constant of less than 3, low moisture adsorption, and high film strength, while being free of damage to the metalized wiring on the semiconductor substrate.
Patent KR-20010104380-A (KR)
IPC: A61L2/20
Filed: 2000-03-17
Abstract: 본 발명은 멸균제 기화에 의한 화학 증기를 진공 멸균실 내에 충만시켜 피멸균물을 멸균 처리하는 멸균제 캡슐 용기 및 그 멸균제 캡슐 용기를 사용하는 멸균기로, 멸균제 캡슐 용기의 캡슐 수납실 내에서 멸균제 추출 바늘의 축방향으로 수납 배치되며, 해당 추출 바늘이 관통 가능한 재질로 형성된 복수의 멸균제 밀봉 캡슐을 구비하는 구성으로 한 것이다. 이것에 의하면, 멸균제 캡슐 용기 내의 복수의 멸균제 밀봉 캡슐을 정위치에 배치된 멸균제 추출 바늘로 순차 단계적으로 돌파하는 것이 가능해진다. 이 때문에, 멸균제 캡슐 용기를 평면적으로 이동시켜 멸균제 추출 바늘에 대응하는 추출 위치에 멸균제 밀봉 캡슐을 변위시키는 이동 장치나, 상기 멸균제 추출 위치에서 멸균제 밀봉 캡슐을 압축 가압하는 가압 장치를 각별히 필요로 하지 않으며, 이 때문에, 멸균제 캡슐 용기의 설치 공간을 작게 할 수 있으며, 구조가 간단해져 비용 저감을 도모할 수 있다.
Patent KR-20010105409-A (KR)
Title: 위상을 벗어난 동작을 감소시키도록 구성된 액츄에이터아암을 가진 디스크 드라이브
IPC: G11B5/48
Filed: 2001-02-06
Abstract: 디스크 드라이브는 위상을 벗어나 움직이는 두개의 매스가 있는 적어도 하나의 비대칭 아암을 가지고 설계된 액츄에이터로 제조된다. 상기 아암은 보다 높은 에너지(세로방향) 측면의 일부, 보다 큰 총 평균시간 변형 에너지를 가진 한쪽을 제거함으로써 변형된다. 이러한 변형은 제1 및 제2 아암 사이의 위상차를, 특히 중요한 관련 주파수 범위에 대하여 감소시킨다. 이러한 방법에 의해 만들어진 디스크 드라이브는 일반적으로 위상을 벗어난 동작이 감소되는 것으로 나타나며, 탐색과 트랙이동 동안, 대향하는 디스크의 표면과 상호 작용하는 두개의 헤드를 가진 아암에 대하여 특히 성능을 강화시키게 된다.
Patent KR-20030020225-A (KR)
Inventor: TANAKA SHINSAKU
IPC: G11B17/04
Filed: 2002-01-08
Abstract: PURPOSE: To prevent a motor from being a burden at the time of disk insertion by inserting the disk by the force of a spring and taking out the disk by the motor. CONSTITUTION: Holding mechanisms 4, 25, and 27 are provided to hold a control gear 25, which is included in a transmission mechanism from a two-way motor 19 for pickup movement and a push-back member 7 for pushing back a disk 1, in the non-engaged state to an upper gear 22 and a lower gear 26, and the bold is released by an eject operation means.
Patent KR-20030062465-A (KR)
Title: System for making regeneration exepanded poly-styrene
Inventor: SEO JONG YOUL
IPC: C04B18/20
Filed: 2002-01-17
Abstract: PURPOSE: A method for preparing a heat insulator by using the waste styrofoam and the waste rigid urethane foam and its apparatus are provided, to recycle the waste styrofoam and the waste urethane foam. CONSTITUTION: The method comprises the steps of separately washing the waste styrofoam and the waste rigid urethane foam, pulverizing them to the size of 20-35 mm and absorbing moisture into the pulverized particles; mixing a mixture of cement, sand and water in the ratio of 3:2:1 with the obtained particles, and adding 0.3 wt% of a waterproof agent to prepare gel; pouring the obtained gel into a frame and compressing it with a vibrational pressure of 125 kg/cm2; and separating the compressed one after 5 days and cutting it into the desired shape and size.
Patent KR-20020025908-A (KR)
Inventor: YANG HONG MO
IPC: A62B18/02
Filed: 2002-01-28
Abstract: PURPOSE: A functional mask is provided to allow a user to inhale new fresh air by dividing oxygen with carbon dioxide, thus effectively keeping the health of the user in good condition. CONSTITUTION: The functional mask has a partition(3) for isolating the air circulation passage between the nose and the mouth of a user on the inner wall inside of the mask so as to certainly define an air inhalation passage and an air exhalation passage. The structure applicate an atmosphere circulation principle from a high pressure to a low pressure, and more particularly, a sealed space inside the mask remains in a low pressure below atmospheric pressure during the user inhales air, thus exterior fresh air is able to be entered easily. On the contrary, the pressure inside the mask rises over the atmospheric pressure during the user exhales, thus harmful gas inside the mask is able to be discharged.
Patent KR-20020015071-A (KR)
Inventor: LEE YEONG GYU
IPC: D04B1/14
Filed: 2002-01-29
Abstract: PURPOSE: A production method of a knitted fabric is provided to have an excellent moisture transition property by moving moisture through different void ratio. CONSTITUTION: A double knitted fabric is loss-produced by using a PET(Polyethyleneterephthalate) filament(20) and a complex fabric of a PET and a nylon(10). One face and the other face have different void rates. Thereby, moisture is moved from the one face to the other face. The complex fabric is drawn at 140-190deg.C with TM 2100-2400. Thereby, the double knitted fabric absorbs moisture and quickly discharges the absorbed moisture. Therefore, the fresh and clean state is maintained for a long time.