baber/WOPTO huggingface dataset:
Patent KR-19990072247-A (KR)
Title: 병렬버스를통한디지털데이터전송률을증가시키는방법및회로
IPC: H03M5/16
Filed: 1999-01-13
Abstract: 소정 폭의 병렬 데이터 버스와 함께 사용되어, 상기 소정 폭의 병렬 데이터 버스보다 큰 병렬 데이터 전송률 및 수신률을 증가시키는 방법 및 회로가 제공된다. 전송을 개선하는 것과 관련하여, 제 1 세트의 병렬 디지털 데이터 신호가 수신되는 적어도 두 개의 입력과 제 2 세트의 병렬 디지털 데이터 신호가 전송되는 하나이상의 출력을 가지며, 제 2 세트는 제 1 세트보다 작고, 제 1 세트내에 포함된 정보를 나타내는 폭 축소 회로 요소가 제공된다. 또한, 소정 폭의 병렬 데이터 버스와 동작 가능한 접속을 형성하기에 충분한 병렬 커넥터를 가지는 하나이상의 출력 인터페이스가 제공된다. 수신 개선과 관련하여, 제 2 세트의 병렬 디지털 데이터 신호가 수신되는 하나이상의 입력과 제 1 세트의 병렬 디지털 데이터 신호가 전송되는 적어도 두 개의 출력을 가지며, 제 1 세트는 제 2 세트보다 크고, 제 2 세트내의 부호화된 정보를 나타내는 폭 확장 회로 요소가 제공된다. 하나 이상의 입력들은 소정 폭의 병렬 데이터 버스와 동작 가능한 접속을 형성하기에 충분한 병렬 커넥터와 인터페이스한다.
Patent KR-20000055567-A (KR)
Inventor: LEE CHUNG SUB
IPC: H01H71/10
Filed: 1999-02-08
Abstract: PURPOSE: A three-fold link type trip free operation device of a circuit breaker is provided to reduce energy consumption for tripping a switch more than 30% by omitting link elements to rotate under gravity, thereby improving efficiency and reliability of products. CONSTITUTION: A cam element(100) is rotatable coupled with a supporting element(110) at one end part and rotatable coupled with a first operation link(130) supported by a first fixing element(120) at a lower part. The first operation link has an end part connected to a movable contact part(100b) for contacting or separating from a fixed contact part(100a) and the other end part rotatable coupled with an end part of a second operation link(140). The second operation link is rotatable mounted with a driven roller(141) at the other end part and rotatable coupled with a guiding roller(142). A third operation link(150) has an end part rotatable coupled with a second fixing element(121) and the other end part contacting the guide roller. A making latch(180) is mounted at a lower part of the spring to be released at a making operation and a trip latch(190) is mounted at an upper part of the first operation link to be released at a trip operation. The cam element and the first operation link are connected to first and second springs(160,170). Making solenoids are connected to upper parts of fourth and second links respectively connected to the making and trip latches for operating the making and trip latches.
Patent KR-19990077662-A (KR)
Title: 집속 이온 빔 시스템
IPC: H01J37/305
Filed: 1999-03-06
Abstract: 본 발명은 시료의 표면에 집속 이온 빔을 주사하고 가스를 분사하면서 집속 이온 빔을 인가함으로써 미세한 패턴닝을 수행하는 집속 이온 빔 시스템에 관한 것으로, 이온 소오스로부터 방사된 이온 빔을 집속하기 위한 집속렌즈들과,  시료 표면상의 소정 영역을 집속 이온 빔으로 주사하면서 상기 시료 표면상의 소정 영역상에 집속 이온 빔을 인가하기 위한 주사전극과,  집속 이온 빔을 인가함에 따라 상기 시료 표면에서 발생되는 이차 하전 입자를 검출하기 위한 이차 하전 입자 검출기와,  상기 이차 하전 입자 검출기에서 출력된 신호에 근거하여 상기 시료 표면의 이미지를 표시하기 위한 표시장치를 포함하여 구성된 집속 이온 빔 시스템에 있어서, 상기 집속 렌즈들이 할로겐 계열의 가스에 대하여 내부식성을 가진 재질로 이루어지거나, 또는 상기 집속렌즈들과, 상기 집속렌즈들에 고전압을 인가하기 위한 제어전원 사이에, 고 저항값을 가진 저항이 각각 설치되어 있는 것을 특징으로 한다.
Patent KR-20000065451-A (KR)
Inventor: KIM JIN BAE
IPC: B21J7/46
Filed: 1999-04-03
Abstract: PURPOSE: A transfer device of a molded material is provided to enhance the productivity of a product. CONSTITUTION: A holder(13) reaches a position of a die hole(205) of a second die(205). The retreat action of a punch holder is finished. At the same time, a new molded material is supplied in front of the die hole of a first die(204) by a cutting/transferring device. Upon the ascending action of a lift rod(6) and the holder(13), a holding state of a firstly molded material(210) and a newly supplied/molded material(210') is released. The punch holder forwards toward the die holder. First and second punches insert the molded materials(210',210) in the die hole. Further, the punches mold some of a head in the molded material(210') and the entire head in the molded material(210).
Patent KR-20000066137-A (KR)
Inventor: KIM WAN
IPC: H01J29/07
Filed: 1999-04-13
Abstract: PURPOSE: A shadow mask having a curved surface intensity is provided to increase the mechanical strength of the shadow mask and to enhance the landing accuracy. CONSTITUTION: The cathode ray tubes comprise a phosphor screen formed on an inner surface plate of a panel portion of an evacuated envelope, a shadow mask having a multiplicity of electron beam apertures and spaced from the phosphor screen within the panel portion, an electron gun of the in-line type housed within a neck portion of the evacuated envelope, and a deflection yoke mounted around a funnel portion of the evacuated envelope. Three electron beams emitted from the electron gun are deflected by the deflection yoke and thereafter are projected onto picture elements of the corresponding colors of the phosphor screen through the electron beam apertures of the shadow mask to display a desired color image on the phosphor screen. The shadow mask manufacturing is a processes of forming a phosphor screen. The processes comprise an annealing process, a paste composition process to make ceramic coating material, a screen printing process, a drying process, a shaping process, and a blackening furnace process.
Patent KR-20000072866-A (KR)
Inventor: CHOI GYU YONG
IPC: G09C1/00
Filed: 1999-05-01
Abstract: PURPOSE: A method for issuing encryption key using chaos time series is provided to secure the safety and the reliability of the information by issuing the encryption key firmly and rapidly. CONSTITUTION: A method for issuing encryption key using chaos time series comprises the steps using the nonlinear quantized chaos time series when issuing the reduced quantum and digital block to the encryption, the past time series related to the nonlinear quantized reduced quantum and the past time series related to the nonlinear quantized reduced quantum which the convex function and concave function are interacted respectively. The method uses that the chaos time series involves the whole combination.
Patent KR-20000073149-A (KR)
Inventor: KONG GEUN GYU
IPC: G03F7/004
Filed: 1999-05-07
Abstract: PURPOSE: Provided is a photoresist monomer, a copolymer and a photoresist composition. The photoresist composition containing the copolymer has excellent etching resistance, heat resistance and adhesive property, is possible to develop at tetramethylammonium hydroxide aqueous solution and can be used at the lithography process using deep ultraviolet light source. CONSTITUTION: The photoresist monomer is represented by the following formula 1, wherein, R is hydrogen, substituted or nonsubstituted main chain or branched chain alkyl or alcohol replaced or unnreplaced having carbon number of 1-10, R1 is hydrogen, COOR2 or C(OH)OOR2, R2 is hydrogen, substituted or nonsubstituted main chain or branched chain alkyl or alcohol replaced or unreplaced having carbon number of 1-10. and m and n is an integer of 1 or 2 independently. The copolymer is prepared by copolymerizing the monomer represented by the following formula 1 and a bicyclo compound and/or maleic anhydride. The photoresist composition contains the copolymer.
Patent KR-20000074187-A (KR)
Title: 배기 가스를 정화하기 위한 촉매 변환기
Filed: 1999-05-18
Abstract: 배기 가스를 정화하기 위한 촉매 변환기는 내열 서포트, 및 내열 서포트상에 형성된 촉매 코팅을 포함한다. 촉매 코팅은 세륨 착 산화물의 Pd-캐리 입자, 지르코늄 착 산화물의 Pt-& Rh-캐리 입자, 및 내열 무기 산화물의 입자를 포함한다.
Patent KR-19990068610-A (KR)
Title: 커플링릴레이
IPC: H01H47/00
Filed: 1999-06-05
Abstract: 이 발명은 전기 절연 제어라인 끝에 부착되는 응답 스위치의 상태 변동에 따라 제어 구동부 부하장치에 부착된 전원 개폐 릴레이를 구동하기 위한 커플링 릴레이를 제공하는 것으로;  이 발명은 원격 전기 절연성 제어라인의 말단 응답 스위치의 양단 신호(S-IN, S-IN)를 전기 절연성 커플러(4) 및 신호증폭부(5)를 통해 플립플롭(3)의 입력 신호로 제공하고;  플립플롭(3) 두 반전 출력단의 출력신호를 각각 드라이버(6,7)에서 증폭하여 두 릴레이(8,9)에 서로 반전 상태로 동작되도록 제공하여 제어용 부하 장치를 반전 상태로 동작되는 두 릴레이의 스위칭으로 제어하게 하는 것을 특징으로 하는 커플링 릴레이 이다.
Patent KR-20010001737-A (KR)
Inventor: KIM SEON SU
IPC: H05K3/34
Filed: 1999-06-08
Abstract: PURPOSE: A capture apparatus and a method of a screen printer are provided to capture a printed circuit board and a screen by turns by using one camera and control a reflected angle of a mirror which reflect a light reflected from an initial mark of a screen side to the camera. CONSTITUTION: A camera(30) converts an image into an electric signal to obtain data. A mirror(50) is installed to be opposed to the camera(30). An illuminator(LP1) of a substrate side emits a light to an initial mark of a substrate side. An illuminator(LP2) of a screen side emits a light to an initial mark of a screen side. A prism(40) reflects one and other of the substrate and screen side images reflected from the initial marks of substrate and screen sides to the camera(30) and mirror(50), respectively. A reflecting angle controller(200) controls a reflecting angle of the mirror(50) in detail. A memory stores quantized images of substrate and screen sides. A controller controls illuminator(LP1) of a substrate side and illuminator(LP2) of a screen side to be sequentially lighted and an operation of the memory.
Patent KR-20000016879-A (KR)
Inventor: SHOJI MASAMI
IPC: C02F1/50
Filed: 1999-06-09
Abstract: PURPOSE: A deodorizing purification and water catalyst treating apparatus by using the catalytic action of functional ceramics is provided which can achieve the treatment of waste water and the deodorizing purification of gas simultaneously and effectively. CONSTITUTION: In the deodorizing purification and water catalyst treating apparatus using functional ceramics which produce catalyst water by water treatment as well as deodorizing purification of gas using the catalytic action of functional ceramics, the apparatus comprises (a)a treatment tank(1) equipped with an air supply part(4) for introducing air, a drainage part(7) for discharging catalyst water near the bottom and an air exhaust part(5) for exhausting a gas, and a water supply part(6) containing a spray nozzle(14) by introducing an aqueous solution and (b)many vessels(3) containing many functional ceramic granules(2) produced by sintering a mixture of resin or glass as a binder, ferrite, a plurality of sorts of metal oxide such as magnetic substance, iron, cobalt, titan, etc., located between the air supply part and the exhaust part in the tank. And the process comprises (a)introducing the aqueous solution added with sodium hypochlorite or chlorine at the water supply part(6), showering at the upper part of the many functional ceramic granules(2); introducing the gas from the water supply part(6), deodorizing-purifying and producing catalyst water, storing catalyst water, and discharging at the drainage part(7) for discharging catalyst water near the bottom.
Patent KR-20000011286-A (KR)
Inventor: SHAAL ALBERT
IPC: G07F7/10
Filed: 1999-06-10
Abstract: PURPOSE: A method is provided to prevent a secret information analysis appropriation by setting the use frequency of each code differently assigning each secret code to an inherent counter. CONSTITUTION: The method for preventing an analysis appropriation of a secret information comprises the steps of: assigning the secret information(S1 to Sn) to a counter to confirm the use frequency of the secret information; setting the counter with an initial value(A); increasing the initial value(A) of the counter when using the secret information(S1 to Sn); resetting a value(B) of the counter with the initial value(A) when a predetermined event(E2, E4, E4, En) is generated; and stopping a use(B) of the secret information when the value of the counter reaches a predetermined maximum value(C).
Patent KR-20010002187-A (KR)
Inventor: BAN SOUNG BOM
IPC: H01F38/42
Filed: 1999-06-12
Abstract: PURPOSE: A VLSI for one dimensional discrete wavelet transform is provided to be improved in structure itself in order to solve such that a great multiplexor is required and additional hardware for complex routing and control is also required. CONSTITUTION: A VLSI for one dimensional discrete wavelet transform comprises two processing elements(PE) and an adding and delay part. Filter factor values are stored in the processing elements(PE), which multiplies input values and the stored factor values to output the multiplied values. The adding and delay part consists of an adder and a delayer to output the low frequency output(Vn) of one dimensional discrete wavelet output result and the high frequency output(Un) of one dimensional discrete wavelet output result by every one clock.
Patent KR-20000034875-A (KR)
Inventor: SONG TAE HAN
IPC: A63B31/00
Filed: 1999-06-22
Abstract: PURPOSE: A swimming tube is provided, which expands rapidly by the sublimation of a sodium azide mixture. CONSTITUTION: A compact tube(10) is expanded by the nitrogen gas (50) generated by the chemical reaction, that is sublimation of a mixture of sodium azide (32) in the tube. The mixture of sodium azide (32) is wrapped with a packing paper (31) and left inside of the storage case (30) of an ignition device, The storage case (30) of an ignition device has outlets (40) on both sides thereof. The pressured nitrogen gas (50) is ejected toward inside of the tube (10) through the outlets (40). In rescue, a rescuer presses an ignition switch (21) kept being pressed simply by one touch to turn on the circuit between a power battery (27) and a heating line (23) set in the storage case (25), and throws the compact tube to the man to be rescued. The Joule heat ignites the gunpowder (35), the heat generated by the ignition of gunpowder (35) melts the packing paper (31). Subsequently, the chemical reaction of sodium azide mixture (32) is proceeded and high pressure nitrogen gas (50) is generated. The nitrogen gas (50) expands the tube (10).
Patent KR-20010003455-A (KR)
Inventor: CHOI GUK SEON
IPC: H01L27/11
Filed: 1999-06-23
Abstract: PURPOSE: A method for forming a transistor of an SRAM device is provided to achieve the operating margin of the SRAM at a low voltage by implanting argon impurities into an access transistor area and nitrogen impurities into a driver transistor area. CONSTITUTION: The first impurity is implanted into an access transistor area of a semiconductor substrate(10) for promoting the growth of an oxide film. The second impurity is implanted into a driver transistor area of the semiconductor substrate(10) for restraining the growth of the oxide film. A junction area(50) is formed by implanting the third impurity into the semiconductor substrate(10). Then, the oxidization process is carried out in such a manner that a thick oxide film is formed on the access transistor area and a thin oxide film is formed on the driver area. Then, an access transistor(41) and a driver transistor(42) are formed on the transistor area.
Patent KR-20000011503-A (KR)
Inventor: HUJII YASHIRO
IPC: H01L27/092
Filed: 1999-07-06
Abstract: PURPOSE: A semiconductor device is provided to reduce a consumption power by use of unnecessary charges on a line efficiently. CONSTITUTION: In the semiconductor device, a short switch element(17) is connected between output terminals of signal generating circuits(15, 16), complementary signals(pi S1, pi R1) being outputted through the output terminals. A switch control circuit(18) is controls the signal generating circuits(15, 16) and the short switch element(17) in response to an input signal(pi A1). The switch control circuit(18) responses to a generation of a pulse to make outputs from the signal generating circuits(15, 16) becoming a high impending state and to make the short switch circuit(17) becoming at an on state so as to use unnecessary charges efficiently.
Patent KR-20010010221-A (KR)
Inventor: PARK SANG ON
IPC: G11B7/00
Filed: 1999-07-16
Abstract: PURPOSE: A method for generating a recording control signal of an optical recording/playing back device is provided to keep output power of an LD(Laser Diode) regular by removing RF(Radio Frequency) from an optical pulse stream during feedback and then digitizing the same. CONSTITUTION: An LPF(Low Pass Filter)(208) removes RF from output of an ALPC(Auto Laser Power Control) feedback unit(207) and then digitizes the same in a microcomputer(200) when a longer pattern than a predetermined reference pattern is recorded. The long pattern signal becomes the average when the RF is removed by low pass filtering of the ALPC feedback unit. The microcomputer digitizes the value and keeps the digital value regular in a recording power generator(204). The recording power generator increases or decreases the current power level depending on if the current power level is lower than the digital value. Therefore, optimal recording conditions are kept.
Patent KR-20010010505-A (KR)
Inventor: LEE CHUNG YONG
IPC: A23L17/10
Filed: 1999-07-21
Abstract: PURPOSE: A manufacturing method of a dried fish tasting of ginseng is provided to reduce a fishy smell of a dried fish and increase the food value by including ginseng extract. CONSTITUTION: A manufacturing method of a dried fish tasting of ginseng is performed by washing fish flesh and naturally dehydrating on a basket to be 70-80% of moisture. The naturally dehydrated fish flesh is tumbling for 3-5 minutes in a dehydrator to remove 5% of moisture on the surface of the fish flesh. The dehydrated fish flesh of 10Kg is mixed with ginseng root extract of 15g and salt of 15g and the mixed ingredients are digested at 5deg.C for 18 hours to permeated the ginseng extract and salt into the fish flesh by osmosis. Sugar of 300g, sorbitol of 200g, sodium L-glutaminate of 50g and water of 200g are added to the digested fish flesh for fermenting at 2deg.C for 24 hours. Well-fermented fish flesh is formed according to the use of the flesh and dried in an indoor drying room by hot-air or cool-air.
Patent KR-20000011921-A (KR)
Inventor: CHINO GENJI
IPC: B62D7/08
Filed: 1999-07-23
Abstract: PURPOSE: A steering device is provided to steer a couple of wheels against a steering shaft and to possibly adjust a toe angle easily. CONSTITUTION: A steering device comprises:a left and a right knuckle arms(15) supporting a wheel(2) while being supported by a motor vehicle for being rotated against the corresponding steering shaft of the wheel; an operational rod(13) reciprocating toward the side direction of the motor vehicle and containing a left and a right end units extended toward the corresponding knuckle arms; and a left and a right tie rods(16) connecting the corresponding end unit of the operational rod to the corresponding knuckle arm for converting the reciprocation of the operational rod to the rotation of the knuckle arm. Therefore, the adjustment of a toe angle is performed easily.
Patent KR-20010016820-A (KR)
Inventor: JUNG JAE SUN
IPC: F02C7/052
Filed: 1999-08-04
Abstract: PURPOSE: An air filter for cleaning sucked air is provided to maintain an interval of a filter media forming an air filter and to establish a casing with a synthetic resin molding injection to recycle and incinerate. CONSTITUTION: An air filter is composed of a filter media(10), upper/lower caps(20,30), inner/outer cores(40,50) and a gas turbine. The filter media has plural inner/outer creased units. The gas turbine formed of the upper/lower caps and the inner/outer cores operates a function as a casing receiving the filter media. An embossing processing is operated with a regular interval along a circumference of the outer creased unit. The upper/lower cap and the inner/outer core are injection-molded with a synthetic resin. The casing is fixed by adhering with an epoxy resin while the filter media is inserted in the upper/lower cap and the inner/outer core. A hot melting is processed with the synthetic resin from an outside of inner/outer core toward the wrinkle unit of the filter media. A filtering effect is improved by maintaining the interval of the creased unit due to hot melting of the filter media. The air filter for cleaning sucked air reduces a raw cost, prevents corrosion or a crush in the air by producing injection due to a casing as the synthetic resin, and enables to recycle and incinerate in a replacement of the filter media.
Patent KR-20010016931-A (KR)
Inventor: JUNG JAE HWA
IPC: G01N21/00
Filed: 1999-08-05
Abstract: PURPOSE: A triaxial motion stage device is provided to conveniently use and to obtain repeatability and resolution by omitting a separate alignment procedure. CONSTITUTION: Plural actuators(12) are Z-axis movably installed in a main body(11). An upper plate(13) having a recessed groove(13a) settling a sample is spot-contacted to an end portion of the actuator and is supported by a stage(10). After establishing the upper plate position, a computer(30) calculates a position of each actuator based on PID(proportional integral and derivative action) method of a closed loop. A position is controlled to a requested location according to the calculation result by the computer. Thus, high repeatability and resolution are obtained because the device structure is comparatively simple and a special alignment procedure is not needed.
Patent KR-19990078808-A (KR)
Title: 표면이 거친 대상물에 전사지를 전사하는 방법
Filed: 1999-08-10
Abstract: 본 발명은 요철을 갖는 대상물에 전사지를 전사하는 방법에 관한 것으로서, 보다 상세하게는 크랙이나 좀구멍 등을 갖는 원목과 같이 그 표면이 거친 대상물의 표면에 전사지 특유의 질감과 디자인이 그대로 유지되도록 전사하는 전사방법에 관한 것이다. 
     본 발명에 따르면, 표면이 거친 대상물(10)에 접착제를 도포하여 박엽지(20)를 부착하는 박엽지 부착단계와, 부착된 박엽지(20)를 건조시키는 박엽지 건조단계와, 상기 박엽지(20) 위에 전사지(30)를 부착하는 전사지 부착단계와, 부착된 전사지(30)를 가열 가압하여 전사지(30)의 무늬를 박엽지(20) 위에 전사하는 전사단계가 포함되어 구성된 것을 특징으로 하는 표면이 거친 대상물에 전사지를 전사하는 방법이 제공된다.
Patent KR-19990078970-A (KR)
Title: 칼라 잉크젯 프린트 전용 잉크 흡착제 및 이를 이용한 출력용지 제조방법
IPC: D21H19/14
Filed: 1999-08-21
Abstract: 본 발명은 사진, 그림, 컴퓨터그래픽물등을 인쇄하는 고품질의 칼라 잉크젯프린트(Color inkjet printer) 전용 출력용지 제조방법에 관한 것으로, 한지, 모시, 얇은 나무, 삼베의 이면에 비닐수지 예를 들면초산비닐수지(P.V.C) 및 수용성플라스틱과 같은 수용액을 흡수시켜 건조시킨 후 연마하여, 폴리비닐알코올(P.V.A)수용액과 섬유소풀(C.M.C) 수용액과 실리카겔 분말이 동일 질량비로 혼합된 소정농도의 잉크흡착제(P.C.S)를 상기와 같이 비닐수지가 코팅된 재질의 표면에 코팅하여 완전히 건조시키는 고품질의 칼라 잉크젯 프린트 전용 잉크 흡착제 제조 방법 및 이를 이용한 출력용지 제조 방법을 제공함으로써, 출력용지가 선명한 칼라의 표현, 세밀한 선, 화려한 색상의 그림, 사진품질 이상의 정교함을 갖도록 함과 아울러 높은 내구성을 발휘하도록 하는 것이다.
Patent KR-20010019959-A (KR)
Inventor: NAM IL WON
IPC: H04W76/06
Filed: 1999-08-31
Abstract: PURPOSE: A method for releasing a call by a BSC(Base Station Controller) in a CDMA(Code Division Multiple Access) communication system applying an IOS(Inter Operability Specification) is provided to use an only clear message to perform a call releasing function, so as to simplify a call releasing process, and to improve a stability and an efficiency of a system. CONSTITUTION: If a call release requesting signal is received in a communication state, a BSC decides whether the call release requesting signal is a transmitting call release requesting signal, or a receiving call release requesting signal. If the call release requesting signal is the transmitting call release requesting signal, the BSC transmits a clear requesting message to an exchange station. The exchange station transmits a clear command message to the BSC, and releases a specific transaction ID(IDentification). The BSC releases a corresponding link resource, and transmits a clear completion message to the exchange station to perform a call release. If the call release requesting signal is the receiving call release requesting signal, the exchange station transmits a clear requesting message to the BSC. The BSC transmits a clear completion message to the exchange station. The exchange station transmits a clear command message to the BSC. The BSC releases a corresponding link resource, and transmits a clear completion message to the exchange station to perform a call release.
Patent KR-20000022837-A (KR)
Inventor: SZKI HIDEO
IPC: H01J29/07
Filed: 1999-09-01
Abstract: PURPOSE: A color cathode ray tube is provided to attenuate the vibration of the whole shadow mask with a simple structure. CONSTITUTION: A color cathode ray tube is provided to attenuate the vibration of a shadow mask(10). The color cathode ray tube comprises a mask frame(11) formed in a frame shape and the shadow mask where a number of slot holes(12) are formed on a flat plate. The shadow mask is supported to the mask frame in the state that a tractive force is applied along one direction. In a resonance due to the vibration transferred to the color cathode ray tube, the amplitude of an end part of the shadow mask is relatively over the amplitude of the central part of the shadow mask by a fixed amount. The vibration of the end part of the shadow mask is attenuated as a section of the shadow mask moves as sliding on a vibration attenuator by the vibration attenuator installed on the end part of the shadow mask. By this, the vibration of the whole shadow mask can be disappeared.