baber/WOPTO huggingface dataset:
Patent KR-20020034276-A (KR)
Title: Alien substance cleaning apparatus of cooling device tube inner by using sea water
Inventor: JUN JIN HWAN
IPC: F28G1/00
Filed: 2000-10-31
Abstract: PURPOSE: A device for cleaning foreign matter inside tube of cooling device using sea water is provided to improve efficiency of working and facilities by cleaning a plurality of tubes of the cooling device at once. CONSTITUTION: A device includes a sand powder storage part; a sand powder delivery part; a sand powder intake part; an ejector part; an air inlet part; an air and sand powder supply part; and a sand powder collecting part. The sand powder storage part is where sand powder is put into and stored in a storage hopper(1). The sand powder delivery part is where a screw(6) is driven by a motor(5) to deliver sand in the sand powder storage part. The sand powder intake part takes in sand delivered by the sand powder delivery part. The ejector part is connected with the sand powder intake part. The air inlet part is connected with one end of the ejector part and supplies air through a flexible hose(9) and a pipe(19). The air and sand powder supply part is connected with the other end of the ejector part and supplies air and sand to one end of a tube of a cooling device through a spray housing(21). The sand powder collecting part is connected with the other end of the tube of the cooling device to store and discharge sand, having completed cleaning of the tube of the cooling device, through a collecting housing(23) in a collecting hopper(26).
Patent KR-20020038084-A (KR)
Title: Strap for supporting the vehicle fuel tank
Inventor: LEE GWANG HO
IPC: B60K15/03
Filed: 2000-11-16
Abstract: PURPOSE: A strap for supporting a vehicle fuel tank is provided to improve the supporting force of a fuel tank by enhancing the stiffness of a strap supporting the fuel tank. CONSTITUTION: A support unit(23) for supporting a fuel tank is formed between a connecting unit(21) connected to a bracket and a combining unit(22) connected to a fourth cross member. Vertical units(23a) are protruded to the front and rear portions of the support unit of the strap. The outer side of the fuel tank is supported in contact with the vertical units. Therefore, even when the fuel tank is filled with a fuel, the strap supports the fuel tank.
Patent KR-20020038362-A (KR)
Inventor: CHO HYEON U
IPC: F16D23/02
Filed: 2000-11-17
Abstract: PURPOSE: A synchronizer for a manual transmission is provided to improve the feeling of shifting by preventing interference of an inverse chamber unit of a synchronizer sleeve and a chamber unit of a synchronizer ring, and to reduce process and reduce the costs by reducing the number of the inverse chamber. CONSTITUTION: A synchronizer for a manual transmission includes a synchronizer sleeve(10) moving in the axial direction while rotating with an input shaft together, a synchronizer ring(12) taking action force of a synchronizer key caused by the moving of the synchronizer sleeve while rotating with the synchronizer sleeve together, a clutch gear(14), an interference-preventing device. The clutch gear is synchronized with the synchronizer ring and coupled with the synchronizer sleeve, and formed in one with the output gear of each shifting range to transmit the driving force of the input shaft through the output gear of each shifting range. The interference-preventing device prevents interference of an inverse chamber unit(16) of the synchronizer sleeve and a chamber unit(18) of the synchronizer ring by controlling rotating of a tooth of the synchronizer ring inversely to the turned direction of the synchronizer ring.
Patent KR-20020039533-A (KR)
Title: A fomentation room system
Inventor: JIN GONG SUN
IPC: A61H33/06
Filed: 2000-11-22
Abstract: PURPOSE: A fomentation room system is provided to effectively guide hot air inside a fomentation room, thus improving the effect of fomentation and facilitating the metabolism of a human body. CONSTITUTION: The fomentation room system comprises a heating part(100) constituted by plural fire pots(110); a flat yellow soil stone(200) onto which a herb medicine(230) is disposed; a water injection nozzle(240) for preventing the drying or the burning of the herb medicine; a floor board(250) capable of passing vapor and heat generated from the herb medicine; a fomentation room(300) made of yellow soil walls and provided with a ventilation fan(320) and a single oxygen inspirator(330); an outer wall(400) for sealing the fomentation room; a heat isolation plate(500); a hot water circulation pipe(600); a chimney(700); and a caustic soda discharge pipe(730).
Patent KR-20010016217-A (KR)
Title: Color changing clothes and it's manufacturing method linked with temperature
Inventor: JO KYONG RAE
IPC: D06M23/00
Filed: 2000-11-23
Abstract: PURPOSE: A cloth which changes color according to the temperature variation by coating cholesteryl liquid crystal on the cloth or screen printing on a pattern of the cloth and process for preparation thereof are provided, having flexibility and softness without changes washing. CONSTITUTION: The process for preparing a temperature-sensitive color changing cloth comprises the steps of: coating firstly cholesteryl liquid crystal (CH3(CH2)4a) on a cloth dyed with a dye such as black, dark brown, dark grey or the like; drying at 50 to 70deg.C for 1hr; coating secondly polyester resin or acrylurethane on the surface; and drying at 80 to 100deg.C for 30 to 50min.
Patent KR-20020040370-A (KR)
Inventor: CHOI GWANG YUN
IPC: H01J29/76
Filed: 2000-11-24
Abstract: PURPOSE: A deflection yoke is provided to suppress generation of vibration and an allophone due to the electric pulse by covering an outer surface of the compensating piece with damping or sound-absorbing materials. CONSTITUTION: A deflection yoke comprises a separator(11), and a compensating piece(20), and a damping unit(21). The separator(11) includes a neck part(12) and a screen part(13), and has deflection coils for deflecting the electron beams in vertical and horizontal direction and one or more mounting groove formed on the outer surface between the neck part and the screen part. The compensating piece(20) is coupled to the mounting groove of the coil separator for barrel-magnetizing a pin magnetic field through the deflection coils. The damping unit(21) is mounted on the compensating piece for reducing an allophone and vibration of the compensating piece due to the electric pulse flowing the deflection coil.
Patent KR-20020042174-A (KR)
Inventor: CHOI SEON
IPC: C07C4/18
Filed: 2000-11-30
Abstract: PURPOSE: A process which converts aromatic compounds inside a hydrocarbon mixture having a boiling point of 30 to 250 deg.C into oil fractions including benzene, toluene and xylene through dealkylation and/or trans-alkylation, and converts non-aromatic compounds into a gaseous material with sufficient LPG through hydrogenolysis is provided, and catalysts used in the same are provided. CONSTITUTION: The process for producing aromatic hydrocarbon compounds and liquefied petroleum gas from hydrocarbon mixture comprises the steps of supplying a raw material mixture having a boiling point of 30 to 250 deg.C of aromatic hydrocarbons and non-aromatic hydrocarbons and hydrogen into the reaction range including one or more of reactors(3) and catalysts for producing the aromatic hydrocarbon compounds and the liquefied petroleum gas from the hydrocarbon mixture; dealkylation or trans-alkylation reacting the aromatic hydrocarbon compounds in the reaction range, and hydrogenolysis reacting the non-aromatic hydrocarbon compounds; separating the product into a first overhead stream comprising hydrogen, methane, ethane and LPG(liquefied petroleum gas) constituents and a first bottom stream comprising an aromatic mixture and a small amount of hydrogen and non-aromatic constituents by introducing a product discharged from the reaction range after finishing the reaction into a gas/liquid separator(4); recovering the LPG constituents from the firs overhead stream; separating the first bottom stream into a second overhead stream(22) of residual hydrogen and non-aromatic constituents and a second bottom stream(28) of aromatic constituents by introducing the first bottom stream into a distillation column; and recovering the LPG constituents from the second overhead stream(22), and the aromatic mixture from the second bottom stream(28).
Patent KR-20020047472-A (KR)
Inventor: LEE YUN SEONG
IPC: H01L21/68
Filed: 2000-12-13
Abstract: PURPOSE: An aligner pin assembly is provided to minimize a deviation of a picking O-ring of an aligner pin by improving the structure. CONSTITUTION: An aligner pin assembly comprises an aligner pin and an O-ring part(26). The aligner pin further includes a cylindric-type body part(20) and a step coverage part(23) formed on an upper surface of the cylindric-type body part(20). At this point, the O-ring part(26) is strongly inserted with the step coverage part(23) of the aligner pin for picking a semiconductor wafer(10) and connected with the cylindric-type body part(20) so as to open the edge portion of the step coverage part(23), thereby decreasing the contact surface with the semiconductor wafer(10), so that an O-ring deviation is prevented.
Patent KR-20010016520-A (KR)
Title: Development of PCR-SSCP method for Identification of Hanwoo Meat
Inventor: CHUNG EUI RYONG
IPC: C12Q1/68
Filed: 2000-12-16
Abstract: PURPOSE: Provided is a new technique of polymerase chain reaction-single strand conformation polymorphism(PCR-SSCP) to identify accurately Korean beef cattle in a short time by removing processes which requires expensive restriction enzymes. CONSTITUTION: Polymerase chain reaction-single strand conformation polymorphism(PCR-SSCP) method comprises the following steps of: i) heating at 95 deg.C for 5 minutes MC1R genes multiplied by MC1R gene specific primer 1(forward primer: 5' - CAAGAACCGCAACCTGCACT-3' and reverse primer: 5'-CAAGAACCGCAACCTGCACT-3' and primer 2(forward primer:5'-CAAGAACCGCAACCTGCACT-3' and reverse primer:5'-CCAACGAGGCAGCAGGAT-3'; ii) separating an SSCP band through 12-15 % of unaltered polyacrylamide gel; and iii) dyeing the band with silver.
Patent KR-20020049809-A (KR)
Title: Operating system of celluar phone's folder
Inventor: JUNG SEONG TAE
IPC: H04B1/38
Filed: 2000-12-20
Abstract: PURPOSE: A device for opening and closing a folder in a portable phone is provided to increase convenience on use by automatically opening and closing the folder. CONSTITUTION: A rotation portion(21) has a motor(32) for being composed in a folder(20), connecting to a switch, and generating a driving force, a hinge axis(33) for extending an output terminal of the motor(32), and a driving gear(34) for connecting to the output terminal of the motor(32) by an axis. A pair of fixed portions(11) are protruded at one side of a body(10) and are inserted into a hinge groove(11a) so that it is possible for a hinge axis to rotate. A supporting portion(40) is formed in a space portion of one side in the body(10) for selectively operating or releasing a supporting force to the driving gear(34).
Patent KR-20010070334-A (KR)
Inventor: KIESELBACH JURGEN
IPC: B62D15/02
Filed: 2000-12-22
Abstract: PURPOSE: An angular position sensor unit is provided to achieve measurement accuracy of <= 0.5 deg. within a temperature range of -40 deg.C to +80 deg.C and withstand a vibration load of 8-200 Hz in frequency, with standing without dysfunctions at an effective acceleration of >1g. CONSTITUTION: An encoder disk(2) is constituted of a synthetic resin material having a thickness of 0.1-1.0 mm, a planarity of <0.2 mm, and a center bore. At least three webs which are constituted correspondingly to groove-like punched sections(6) of the encoder disk and engaged with the punched sections are symmetrically provided on a flange(10) of a hub(1) and the encoder disk is fixed to the hub, by form coupling via the webs and grooves and force coupling via a faced retaining member(3), which retain the encoder disk from the side opposite to the hub.
Patent KR-20020050967-A (KR)
Inventor: KIM GEUN SU
IPC: B66C1/42
Filed: 2000-12-22
Abstract: PURPOSE: A device for transferring a coil transport truck is provided to automatically maintain a specific angle of a lift hook by a key shaft and a key and to prevent an accident. CONSTITUTION: A transferor of a coil transport truck comprises a shaft arm(14) moving along a shaft arm guide by movement of a shaft(10); a key shaft connected to the shaft arm; a key maintaining a lift hook(21) by being moved along spiral shaped key grooves; a coil transport truck conveniently removed or mounted; lift guides(17,18) inserting the lift hook with a lift hook shaft(15); a lift hook stopper(16) preventing the lift hook from being opened by being attached to the lift hook; and a pin combining the shaft arm into the shaft arm guide. The lift look receives load to endure specific weight while closing the lift hook. Thereby, the transferor of the coil transport truck automatically maintains a specific angle of the lift hook by the key shaft and the key. Moreover, the transferor of the coil transport truck prevents an accident.
Patent KR-20020052017-A (KR)
Title: Method for preparing resin for extrusion coating/lamination and the resin
Inventor: HONG MYEONG SEON
IPC: C08F210/02
Filed: 2000-12-23
Abstract: PURPOSE: Provided are a process for producing a resin for extrusion-coating/lamination by using at least two peroxide initiators and the resin excellent in high speed processability, transparency, and adhesive property. CONSTITUTION: The resin for extrusion-coating/lamination is produced by polymerizing 100-10wt% of ethylene monomers and 0-90wt% of vinyl acetate monomers in the presence of 10-200,000ppm of the peroxide initiator comprising a neodecanoyl peroxy isopropyl benzene compound and a butyl peroxy butane compound at 30-400deg.C under the pressure of 1000-4000kg/cm¬2 for 0.5-300 minutes. And the produced resin is a low density polyethylene resin having a melt index of 1-30g/10min(ASTM D1238, 230deg.C) and a density of 0.8-0.95g/cm¬3 and an ethylene vinyl acetate resin having the vinyl acetate content of 2-50wt% and a melt index of 7-100g/10min(ASTM D1238, 230deg.C).
Patent KR-20020053225-A (KR)
Title: Method for rejecting call of specific subscriber in exchange system
Inventor: KIM JIN GYU
IPC: H04M3/436
Filed: 2000-12-27
Abstract: PURPOSE: A method for denying a call of a specific subscriber in a switching system is provided to automatically interrupt a call generated from the specific subscriber, thereby preventing the inconvenience and time waste of subscribers. CONSTITUTION: A central process unit senses that a calling subscriber dials the receiving subscriber for calling(201) and examines the calling subscriber is registered at a receiving-denial table of the receiving subscriber(202). If registered, the central process unit denies a call process request of the calling subscriber and notifies the receiving subscriber that the calling is not available(203). The call of the calling subscriber is processed as busy line(204) and the call process is terminated(205). If not registered, the central process unit forms a traffic channel between the subscribers(206). It is determined whether the receiving subscriber requests receiving-denial(207). If not request, the central process unit maintains a general call process state is maintained(208) and terminates the calling according to hook-on state of the subscribers(209). If request, the central process unit flashes a hook(210) and examines whether receiving-denial function number designed in a switching system is inputted(211). If inputted, the central process unit registers a telephone number of the calling subscriber at the receiving-denial table(212) and reports call termination to the calling subscriber(213,214).
Patent KR-20020054178-A (KR)
Title: Exhausted gas recirculation apparatus
Inventor: JUNG CHI YEONG
IPC: F02M25/07
Filed: 2000-12-27
Abstract: PURPOSE: An Exhaust Gas Recirculation(EGR) device is provided to simultaneously reduce NOx and particulate matter by installing a plasma reactor in one end of an exhaust pipe. CONSTITUTION: An Exhaust Gas Recirculation(EGR) device is composed of an exhaust manifold installed in one end of an engine(10), a turbocharger turbine(12) installed in one end of the exhaust manifold and lowering the temperature and pressure of exhaust gas, an exhaust pipe(13) connected to the turbocharger turbine(12), a plasma reactor(20) installed in one end of the exhaust pipe(13), and an EGR pipe(15) connected to the exhaust pipe(13) so that the exhaust gas passing the plasma reactor(20) recirculates to an intake manifold. The plasma reactor(20) applies a plasma reaction to the exhaust gas introduced into the exhaust pipe(13), and reduces noxious gas in the exhaust gas.
Patent KR-20020056576-A (KR)
Inventor: NOH YONG HO
IPC: H01Q1/32
Filed: 2000-12-29
Abstract: PURPOSE: A filter structure of a glass antenna is provided to simplify assembly structure and improve stability by connecting a connector with a glass terminal of an antenna. CONSTITUTION: A filter structure of a glass antenna comprises a glass antenna(60), a glass terminal(62), a filter(70) and a connector(65). The glass antenna(60) is mounted on a rear glass of a vehicle. The glass terminal(62) is coupled to the glass antenna(60). The filter(70) is coupled the end of the glass terminal(62) for removing noise. The connector(65) is protruded from the end of the filter(70) to be coupled to a ground wire(68). The glass terminal(62) is bent as a one-side opened frame and fixed to electrically conduct to the glass antenna(60). The filter(70) includes a coil part and a filter case. The coil part is coupled between the glass terminal(62) and the connector(65). The filter case contains connecting parts between the glass terminal(62) and the connector(65).
Patent KR-20020057023-A (KR)
Title: Thin film transistor liquid crystal display using polarizer film and method for fabricating the same
Inventor: KIM CHEOL HA
IPC: G02F1/1335
Filed: 2000-12-30
Abstract: PURPOSE: A thin film transistor liquid crystal display using a polarizer substrate and a method of fabricating the liquid crystal display are provided to form a color filter on a lower glass substrate to improve light leakage caused by misalignment of upper and lower substrates. CONSTITUTION: A TFT-LCD includes lower and upper polarizers(1,10) for polarizing lights emitted from a back light in the direction of polarization axis, an insulating substrate(2) arranged on the lower polarizer, and a common electrode(6) placed beneath the upper polarizer. The TFT-LCD further includes a transistor(3) arranged at each pixel on the insulating substrate, a pixel electrode(4) formed on the insulating substrate and connected to the transistor, and a color filter(7) formed on the transistor and the pixel electrode. The TFT-LCD further has an alignment film(5) formed on the color filter including an exposed portion of the insulating layer and under the common electrode, spacers(8) placed between the upper and lower alignment films and a liquid crystal layer(9) filled between the spacers.
Patent KR-20010021946-A (KR)
Title: 전기 접촉부 형성을 위한 길이가 긴 형태의 금속 테이프
IPC: H01H11/04
Filed: 1998-01-20
Abstract: 본 발명은 길이가 긴 형태의 금속 테이프(10)를 제공하고, 상기 금속 테이프(10)는 다수의 리벳형 전기 접촉부로 절단될 수 있다.  테이프(10)는 길이가 긴 형태의 헤드(12) 및 길이가 긴 형태의 몸체(14)를 포함하고, 테이프(10)가 냉간 압조 작업없이 절단될 때 상기 헤드(12) 및 몸체(14)는 접촉 헤드 및 접촉 몸체를 형성한다.  접촉부가 금속 스탬핑과 같은 공작물에 고정될 때 접촉부의 몸체가 변형되도록 테이프(10)가 설계된다.  금속 테이프(10)는 스탬핑 제작에 사용되는 순차이송 다이로 직접 이송되고, 접촉부로 절단되며, 다이내의 스탬핑에 고정된다.
Patent KR-20010023183-A (KR)
Title: 세정 조성물
IPC: C11D3/37
Filed: 1998-05-26
Abstract: 본 발명에 따르면, 물, 계면활성제 및 헹굼 느낌 패널 테스트로 측정하여 3.5 이하의 평균 헹굼 느낌 수치를 조성물에 제공하는 수불용성 오일을 함유하는 헹굼-제거 액체 신체 세정 조성물이 제공된다.     본 발명의 신체 세정 조성물은 탁월한 헹굼 느낌 및 피부 온화도를 제공한다.
Patent KR-20010023739-A (KR)
Title: 차량도아용 씰링조립체
IPC: B60J10/84
Filed: 1998-08-27
Abstract: 본 발명은 차량도아용 씰링조립체에 관련되며, 상기 씰링조립체내부에서 이동가능한 윈도우페인(12)이 윈도우프레임내부로 안내되고 윈도우채널내부로 하강될 수 있다.  윈도우페인(12)을 씰링하기 위해 차량도아에 부착된 적어도 한 개의 씰링요소(14,20)가 제공되고, 도아주조프레임(10)에 의해 도아위에 씰링요소(14,20)를 확실히 장착하고 용이하게 조립하도록, 고정프레임(13)상에 적어도 한 개의 씰링요소(14,20)가 장착된다.  상기 고정프레임(13)이 도아주조프레임(10)에 고정될 수 있다.  고정프레임(13)상에 상기 씰링요소(14,20)가 예비조립될 수 있고, 결과적으로 예비조립되어 구성된 유니트가 도아주조프레임(10)위에 장착가능하여 조립소요시간이 감소된다.
Patent KR-20010024167-A (KR)
Title: 절연도파관 및 반도체제조장치
IPC: H01P1/04
Filed: 1998-07-22
Abstract: 본 발명은 마이크로파 도파관을 사용하는 각종 플라즈마원의 고속클리닝을 가능하게 함은 물론, 마이크로파의 누설량이 적고, 또한 마이크로파의 전송을 저해하지 않는 절연도파관을 얻는 것을 목적으로 하며, 적어도 2개의 도파관이 절연을 거쳐 끼워맞춤 구조로 결합되어 있는 것, 또 도파관에 마이크로파의 정재파를 형성하는 도파로을 설치하고, 상기 도파로중의 단락단으로부터 마이크로파의 도파로중의 파장의 1/4의 홀수배의 위치에 적어도 2개의 도파관의 절연을 거쳐 결합부가 위치하는 것, 또한 도파관에 마이크로파의 정재파를 형성하는 도파로을 설치하고, 상기 도파로의 길이를 마이크로파의 상기 도파로중의 파장의 1/2의 정수배로 설정하며, 또 상기 도파로중의 단락단으로부터 마이크로파의 도파로중의 파장의 1/4의 홀수배의 위치에 적어도 2개의 도파관의 절연을 거친 결합부가 위치하도록 한 것을 특징으로 한다.
Patent KR-20010024285-A (KR)
Title: 다수의 데이터 트레인을 시간 분할 멀티플렉스 필터링하는필터 및 이의 동작 방법
IPC: H03H17/00
Filed: 1998-09-08
Abstract: 데이터 트레인의 값 또는 데이터 트레인으로부터 유도된 값을 버퍼 저장하기 위한 다수의 레지스터(3 0 , 3 1 , 3 2 , 3 3 ) 및 가산기(5 0 , 5 1 , 5 2 , 5 3 )를 가지며 상기 레지스터와 가산기는 서로 번갈아 연결되어 체인을 형성하는, 시간 분할 멀티플렉싱에 의하여 1보다 큰 정수인 n개의 데이터 트레인을 필터링하는 필터에 있어서, 상기 레지스터는 n개의 그룹(3 0 , 3 2 ; 3 1 , 3 3 )으로 분할되며, 각각의 그룹은 데이터 트레인의 값을 수신하기 위하여 데이터 채널(7 0 , 7 1 )에 할당되며, i번째 그룹(0≤i≤n-1)의 레지스터(3 0 , 3 2 ; 3 1 , 3 3 )에 앞서는 각각의 가산기(5 0 , 5 2 ; 5 1 , 5 3 )의 제 1입력은 i번째 그룹에 할당된 데이터 채널(7 i )과의 접속부를 가지며, 상기 가산기의 제 2입력은 추가의 그룹의 레지스터를 추가하지 않고 수 (i-1) 모드(mod) n을 가진 그룹의 레지스터(3 1 , 3 3 ; 3 0 , 3 2 )와의 접속부를 가지는 것을 특징으로 하는 필터.  필터를 동작시키기 위하여, a) 모든 i=0, ..., n-1에 대하여, 그룹 (i+d) 모드 n의 데이터 채널(7 0 , 7 1 )에 i번째 데이터 트레인의 값을 제공하는 단계; b) 모든 레지스터(3 0 , 3 1 , 3 2 , 3 3 )의 제 1입력에 인가된 값을 레지스터(3 0 , 3 1 , 3 2 , 3 3 )에 저장하는 단계; 및 c) 1만큼 d를 가변하는 단계를 필요에 따라 반복시킨다.
Patent KR-20010032675-A (KR)
Title: 경화성 수지 조성물
IPC: C09K3/10
Filed: 1998-12-07
Abstract: 본 발명은 에폭시 수지 및 아민-기능 경화제로 구성되고, 코팅재, 접착재 또는 밀봉재로서 사용가능한 주위온도 경화성 조성물 및 이 조성물을 경화하는 방법에 관한 것으로서, 
     40℃ 또는 그 이하의 주위온도에서 경화할 수 있는 코팅, 밀봉 또는 접착 조성물은 에폭시 수지 및 아민-기능 경화제로 구성되고, 상기 경화제는 적어도 2개, 및 바람직하게 적어도 3개의 이종원자고리 이차아민기를 함유하는 물질로 구성된 것을 특징으로 한다.
Patent KR-20010033327-A (KR)
Title: Human Sel-10 Polypeptides And Polynucleotides That Encode Them
IPC: C12Q1/68
Filed: 1998-12-17
Abstract: The present invention provides isolated nucleic acid molecules comprising a polynucleotide encoding either of two alternative splice variants of human sel-10, one of which is expressed in hippocampal cells, and one of which is expressed in mammary cells. The invention also provides isolated sel-10 polypeptides and cell lines which express them in which Abeta processing is altered.
Patent KR-20010086241-A (KR)
Title: 직류 컨버터의 병렬 동작을 제어하기 위한 장치 및 방법
IPC: H02J1/10
Filed: 1999-02-11
Abstract: 본 발명은 2개의 전압 영역(U1, U2)을 가지고 자동차의 다전압 전기 시스템에서 직류 전압 컨버터의 병렬 동작의 조절을 위한 장치와 방법에 관한 것이다.  병렬 접속된 상기 전압 컨버터는 상기 전압 영역 사이에 위치한다.  상기 전압 컨버터들 중 하나만이 능동성 전압 레귤레이터로서 형성되고 무한히 동작하며 다른 (n-1)개 컨버터는 필요한 파워 수요에 상응하게 전부하에서 또는 무부하에서 동작한다.
Patent KR-20010041328-A (KR)
IPC: C08J7/052
Filed: 1999-02-24
Abstract: A multi-layer film including: (a) a substrate layer of a thermoplastic polymer film having opposed first and second surfaces; and (b) a heat sealable layer associated with the first surface of the substrate and including (i) a first acrylic polymer and (ii) a second polymer which is a copolymer including residues derived from one or more olefinically unsaturated monomers and residues derived from one or more olefinically unsaturated monomers which include one or more functional groups. The first polymer (i) has a glass transition temperature in the range of from 40 to 120° C. and a weight average molecular weight in the range of from 20,000 to 60,000, the second polymer (ii) is a copolymer of a C1-C4 olefinically unsaturated hydrocarbon and an olefinically unsaturated carboxylic acid, and the heat-sealable layer includes from 5 to 60% by weight of the first acrylic polymer and from 40 to 95% by weight of the second polymer.