baber/WOPTO huggingface dataset:
Patent KR-20020049131-A (KR)
Title: A structure for connecting ABS sensor
Inventor: LEE GWANG SU
IPC: B60T8/00
Filed: 2000-12-19
Abstract: PURPOSE: A connection structure of an ABS(Anti-Lock brake System) sensor is provided to connect an ABS sensor to an ECU(Electronic Control Unit) simply and stably without installing a bracket in addition and to easily set layout of a sensor cable and a wiring harness regardless of installation of the ABS. CONSTITUTION: A connection structure of an ABS sensor(12) sensing vehicle speed in braking comprises a body installed to penetrate a vehicle body(11), a cable terminal installed outside the body and connected with a cable(13) of the ABS sensor, and a connector terminal installed inside the body and connected with the cable terminal, and connected a connector(15) of a wiring harness(14) connected to an ECU. The body is equipped with a projection for fixing contacting with the inner edge of a hole for assembling of the vehicle body, and a seal of rubber material adhering closely at the outer edge of the vehicle body. A special bracket to fix the connector of the wiring harness to the vehicle body is not required in addition. Therefore, the layout of the ABS sensor cable and wiring harness can be easily set.
Patent KR-20010062537-A (KR)
Inventor: FUJISHIMA HIROAKI
IPC: G03F7/004
Filed: 2000-12-20
Abstract: PURPOSE: To provide a chemical amplification type positive type resist composition having various good resist performances such as sensitivity, resolution and adhesiveness to a substrate and excellent in wettability particularly with an alkali developing solution. CONSTITUTION: The resist composition contains a resin based on an alkali- insoluble or slightly alkali-soluble polymer which is made alkali-soluble by the action of an acid and has a polymerized unit of a dihydroxy-1-adamantyl (meth)acrylate of formula I and a polymerized unit having an acid labile group, e.g. a polymerized unit of a 2-alkyl-2-adamantyl(meth)acrylate of formula II and an acid generating agent. In the formulae I and II, R1 and R2 are each H or methyl; and R3 is alkyl.
Patent KR-20020051248-A (KR)
Title: method of roll force prediction in hot plate rolling of stainless steel
Inventor: BAEK JONG SU
IPC: B21B39/00
Filed: 2000-12-22
Abstract: PURPOSE: A method is provided which accurately predicts roll force in hot plate rolling of stainless steel through the strain resistance model after establishing a strain resistance model based on high temperature strain characteristics of stainless steel on the objects of austenitic, ferritic, and two-phase stainless steel. CONSTITUTION: In a method for hot plate rolling austenitic, ferritic, and austenitic-ferritic two-phase stainless steel, the method for predicting roll force in hot plate rolling of stainless steel comprises the steps of experimentally obtaining a relation between high temperature flow stress and strain per types of stainless steel; obtaining dynamic recovery easiness(α) per steel types and steady state flow stress(σs) at each strain conditions by analyzing a relation between high temperature flow stress and strain in each temperature and strain rate conditions using the following mathematical expression 3: £Mathematical Expression 3| collectively deducing correlation between high temperature flow stress per steel types and strain, strain rate, or temperature through Mathematical Expressions 3 and 4 by analyzing temperature effect coefficient on the steady state flow stress(Q/β) and strain rate effect coefficient(1/β), constant according to steel types(A') using the following mathematical expression 4: £Mathematical Expression 4| and obtaining an average strain resistance at an arbitrary strain amount from characteristic coefficients per steel types, that is, α, Q/β, 1/β and A' using the following mathematical expression 5: £Mathematical Expression 5|.
Patent KR-20020053675-A (KR)
Title: Ac motor driving apparatus
Inventor: MUN SEONG CHEOL
IPC: H02P7/00
Filed: 2000-12-27
Abstract: PURPOSE: An apparatus for driving an AC motor is provided to increase a power efficiency of the AC motor by controlling the AC motor using a hybrid bridge type of switch. CONSTITUTION: The apparatus for driving an AC motor includes the first switch(S1) and the second switch(S2), whose terminal is connected with a direct current power supply(+24V DC,24V RTN) through a filter(10). The other terminal of the first switch(S1) is connected with one terminal of the third switch(S3). The other terminal of the second switch(S2) is connected with one terminal of the fourth switch(S4). The other terminals of the third switch(S3) and the fourth switch(S4) are grounded. A connecting node between the first and third switches(S1,S3) is connected with one terminal of the AC motor(MO) through the first LC filter(12). The other terminal of the AC motor(MO) is connected through the second LC filter(14) with the connecting node between the second and fourth switches(S2,S4). The first and third switches(S1,S3) are driven by the first driver(16) and the second and fourth switches(S2,S4) are driven by the second driver(18).
Patent KR-20020056963-A (KR)
Inventor: CHOI SEOK WON
IPC: G02F1/1337
Filed: 2000-12-30
Abstract: PURPOSE: A ferroelectric liquid crystal display is provided to form initial liquid crystal alignment without applying external electric field to liquid crystal and to easily recover liquid crystal alignment when the alignment is damaged by external shock. CONSTITUTION: A ferroelectric liquid crystal display includes transparent electrodes(8,11) respectively formed on upper and lower substrates(7,12), alignment films(9,10) respectively formed on the transparent electrodes, and ferroelectric liquid crystal(14) filled between the upper and lower substrates. The alignment films have interference polarities different from each other. The alignment films on the upper and lower substrates are aligned in parallel with each other. The ferroelectric liquid crystal is aligned at a predetermined angle to the alignment direction of the alignment films.
Patent KR-20020058955-A (KR)
Title: Carriage for transporting a timber
Inventor: HONG HAN PYO
IPC: B66C21/08
Filed: 2000-12-30
Abstract: PURPOSE: A carriage for carrying material lumber is provided to simplify the structure and to reduce the cost of production. CONSTITUTION: A housing(20) moves along a feeding cable(10) for carrying material lumber and an operating rope(30) passes through the housing. An actuator(40) is installed at the lower end of the operating rope and the actuator has a fixed rope to fix the material lumber. A guide cylinder(70) is installed to the housing for entry of the actuator. A pair of locking members(60,65) is disposed to both sides of the guide cylinder to be rotated and the locking members support the actuator by selectively entering the cylinder. An articulated link mechanism rotates the locking members. A link conversion mechanism converses the articulated link mechanism to selectively rotate the locking members. The carriage can be easily repaired with the simplified structure and the cost of production is reduced.
Patent KR-20010021772-A (KR)
IPC: H01L41/09
Filed: 1999-03-23
Abstract: 내연 기관의 연소실(2)에 연료를 직접 분사하며 연소실(2)의 압력을 측정하는 연료 분사 장치를 위한 연료 분사 밸브 및 압력 센서 결합체(1)는 하나의 압전 또는 자기변형 소자(11)를 포함한다. 상기 압전 또는 자기변형 소자(11)가 마찰 결합식으로 밸브 잠금부(3)와 연결되어 있으며, 이 밸브 잠금부는 밀봉 시트(5)를 향한 밸브 시트면(4)과 함께 작용한다. 또한, 전자식 구동 및 평가 회로(12)가 제공되며, 이것은 연료 분사-단계 동안 상기 압전 또는 자기변형 소자(11)를 제어하므로, 이것에 의해 동작되는 밸브 잠금부(3)는 상기 밸브 시트면(4)으로부터 상승되어 상기 밀봉 시트(5)를 개방시킨다. 상기 압력 측정 단계 동안 상기 구동 및 평가 회로(12)는 상기 밸브 잠금부(3)로부터 압전 또는 자기변형 소자(11)로 전달하는 그리고 이것에 의해 전기 신호로 변환되는 연소실(2) 압력을 검출한다.
Patent KR-20010021995-A (KR)
Title: 철도 차량용 측벽 및 그 철도 차량 본체
IPC: B23K26/20
Filed: 1999-05-17
Abstract: 본 발명은 금속의 지지 프레임(framework; 8) 및 상기 프레임에 용접되는 금속의 외부 외판(12)을 포함하는 철도 차량 본체(1)용 측벽(4)에 관한 것이다.  상기 측벽은 상기 철도 차량 본체(1)의 지붕에 결합되도록 설계되는 캔트레일(cantrail; 10)을 포함한다.  지지 프레임(8) 부재(14)는 레이저 용착부(20)에 의해 캔트레일과 결합된다.  금속 지지 프레임(8)은 상기 외부 외판(12) 및 상기 캔트레일을 지지하기 위해 하부 종방향 뼈대(6)로부터 연장된다.  본 발명은 강으로 제작된 철도 차량 본체에 적용가능하다.
Patent KR-20010022115-A (KR)
Title: 알킬벤젠설포네이트 계면활성제의 개선된 제조방법 및이렇게 제조된 계면활성제를 포함하는 제품
IPC: C07C303/06
Filed: 1998-07-20
Abstract: 본 발명은 알킬벤젠설포네이트 계면활성제의 제조방법 분야에 속한다.  당해 방법은 2가지 필수단계인 탈선형화 단계 및 알킬화 단계가 조합된 단계를 포함한다.  본 발명에서 선택된 탈선형화 단계에서는 특정 유형의 제한된 분지도를 탄소수 10 내지 약 16의 지방족 탄화수소에 제공한다.  탄화수소에는 세제를 제조하는데 적합한 탄화수소 쇄 길이(예를 들면, C 10 내지 C 14 )를 갖는 올레핀 또는 상응하는 파라핀이 포함된다.  제2 필수단계는 내부 이성체 선택도가 0 내지 약 40인 알킬화 단계로서, 당해 단계에서는 알킬화 촉매를 사용하여 벤젠을 촉매적으로 모노알킬화시키는데 탄화수소를 사용한다.  이러한 알킬화 촉매는 바람직하게는 적절한 산도와 중간 정도의 기공 크기를 갖는, 적어도 부분적으로 결정성인 다공성 제올라이트-함유 고체를 포함한다.  바람직한 알킬화 촉매에는 적어도 부분적으로 탈알루미늄화된 산성 비불화 모데나이트가 포함된다.  당해 방법은 설폰화 단계, 중화 단계, 및 생성된 개질 알킬벤젠설포네이트 계면활성제를 소비용품에 혼입시키는 단계를 추가로 포함한다.  본 발명은 또한 개질된 계면활성제 및 이를 함유하는 소모용 세정용품을 포함하는, 본 발명의 방법에 따른 제품에 관한 것이기도 하다.
Patent KR-20010033850-A (KR)
Title: 그림자 화상 센서 데이타에 의한 전자 부품의 단층 촬영식재구성법
IPC: G06T11/00
Filed: 1999-11-03
Abstract: 불투명한 물체(4)의 윤곽을 표현하는 1조의 꼭지점을 제공하고, 이 1조의 꼭지점으로부터 상기 물체(4)의 윤곽을 구하는 신규한 방법이 제공되어 있다. 이 방법은 물체(4)가 소정 각도로 유지되는 동안에, 물체(4)의 그림자를 검출기(11)에 투영하여 상기 그림자 화상의 적어도 하나의 가장자리를 검출하는 단계를 포함한다. 일단 상기 그림자 화상의 적어도 하나의 가장자리가 알려지면, 상기 그림자 화상의 적어도 하나의 가장자리와 그에 대응하는 각도에 의한 데이타 쌍이 저장된다. 복수 개의 데이타 쌍이 저장될 때까지 상기 투영 및 검출 단계는 반복된다. 상기 복수 개의 데이타 쌍으로부터 1조의 꼭지점이 계산된다. 예를 들어, 물체의 윤곽을 보는데 사용하기 위해 물체(4)의 윤곽이 상기 1조의 꼭지점을 플로팅하여 만들어진다.
Patent KR-20010040400-A (KR)
Title: 공동 밀봉 제품 및 방법
IPC: B60R13/08
Filed: 1999-01-22
Abstract: (a) 평면 지지부 (110) 및 (b) 지지부 면에서 지지부를 둘러싸고 지지부와 밀접하게 접촉하는 발포성 중합체를 포함하는 밀봉부 (120)으로서, 지지부 (110) 면에서 밀접하게 접촉하는 2 이상의 층을 포함하며, 최외층 (124)는 비가교결합 발포성 중합체를 포함하고, 내층 (122)는 가교결합 발포성 중합체를 포함하는 밀봉부 (120)을 포함하는 공동 밀봉 제품.
Patent KR-20010040710-A (KR)
Title: 기체상 불포화 탄화수소의 직접 촉매적 산화 방법
IPC: C07D303/04
Filed: 1999-01-27
Abstract: 본 발명은 금 입자로 코팅된 촉매 상에서 수행되는 수소-산소 혼합물의 존재하 기체상 불포화 탄화수소의 산화 방법에 관한 것이다.  이 방법에는 나노미터-규모의 금 입자로 코팅된, 황산염을 함유할 수 있는 산화 티탄 수화물로부터 제조된 소성된 촉매를 사용하는 것이 포함된다.  이 방법은 에텐, 프로펜 또는 부텐의 에폭시화에 사용하는 것이 바람직하다.  또한, 본 발명은 상기 언급된 불포화 탄화수소 산화용 촉매에 관한 것이다.
Patent KR-20010052256-A (KR)
IPC: H01R13/629
Filed: 1999-04-09
Abstract: A system (22) for removably connecting a circuit card, such as an extension card (54), to an electronic device, comprises a sliding component (28) adapted to support the circuit card (54) and having a guiding edge (32) configured to be slidably inserted in a channel (26) disposed adjacent a connector (20) of the electronic device so as to position the card mating edge (56) in register with the connector (20). A lever (40) is provided for lowering the mating edge 56 of the extension card (54) until suitable connection is made between the card connector and the connector (20). Advantages of the present invention include the fact that the system allows for ergonomic insertion and removal of extension cards without the need for manual dexterity on behalf of the user.
Patent KR-20010025029-A (KR)
Title: 플로팅 게이트 전계 효과 트랜지스터의 제조 방법
IPC: H01L27/115
Filed: 2000-02-24
Abstract: 본 발명은 비휘발성 메모리 FET를 포함하는 반도체 디바이스 제조 방법에 관한 것인데, 제 1 도전 타입의 활성 영역(4)이 반도체 본체(1)의 표면에서 규정되며, 상기 활성 영역(4)상에 패턴층(6,7)이 형성되는데, 상기 패턴층은 반도체 본체(1)내의 제 2 도전 타입의 소스 영역(11) 및 드레인 영역(12)의 형성동안에 마스크(mask)로 작동하는 더미 게이트(dummy gate)이다. 그런 다음, 유전층(14)이 패턴층을 피복할 만큼 충분히 두껍게 제공되는데, 상기 유전층(14)은 패턴층이 노출될 때까지 CMP와 같은 물질 제거 처리에 의해서 두께의 일부에 대해 제거된다. 다음 단계에서, 패턴층이 제거되는데, 여기서 유전체(14) 내에 리세스(recess)(15)를 형성한다. 이러한 리세스에서, 제 1 절연층(18)이 도포되어 플로팅 게이트 유전체(19)를 제공하는데, 제 1 절연층에는 제 1 도전층(20)이 도포되어 유전체(14)내의 리세스를 충진하며, 제 1 도전층은 마스크 에칭(masked etching)에 의해 플로팅 게이트(21)로 형성된다. 플로팅 게이트(21)는 T자 형태를 띠는데, 반도체 본체(1)의 표면에 실질적으로 평행하게 연장하는 실질적인 평면부(22) 및 연장하는 반도체 본체(1)의 표면(2)에 실질적으로 수직으로 연장하는 측벽부(23)를 가진다. 다음 단계에서, 플로팅 게이트(21)는 제 2 절연층(24)에 의해서 피복되어 게이트간 유전체(25)를 제공하며, 제 2 절연층에는 제 2 도전층(26)이 도포되어, 이것은 중첩하는 제어 게이트(27)를 형성한다. 제어 게이트(27)는 플로팅 게이트(21)의 실질적인 평면부(22)와 용량성으로 결합되어 있으며, 메모리 FET의 소스 영역(11) 및 드레인 영역(12)에 인접하여 위치한 플로팅 게이트(21)의 측벽부(23)와도 적어도 용량성으로 결합되어 있다.
Patent KR-20020061783-A (KR)
Title: Wireless Telephon System for Security
Inventor: AHN HEUI TAY
IPC: H04M11/04
Filed: 2001-01-18
Abstract: PURPOSE: A wireless telephone system for preventing crimes is provided to conveniently and safely perform crime prevention role without installing wires. CONSTITUTION: Various crime prevention sensors for monitoring entrance and exit are connected to a charging holder of a wireless telephone. A terminal for transmitting a crime prevention signal is connected with the wireless telephone and the charging holder, so that a crime prevention signal terminal is contacted if the wireless telephone is held in the holder for charging. A signal sensed at the crime prevention sensors is transmitted to the wireless telephone through the charging holder. The wireless telephone transmits a message corresponding to the crime prevention signal to a place preliminarily designated. The designated place recognizes the crime prevention signal and takes necessary measures.
Patent KR-20020063760-A (KR)
Title: Device for injector using compressor
Inventor: KANG GEON YONG
IPC: F02M37/12
Filed: 2001-01-30
Abstract: PURPOSE: A high pressure fuel injection device using a compressor is provided to reduce the cost for manufacturing a fuel injection device by using the compressed air of the compressor and supplying fuel. CONSTITUTION: A compressor(100) compresses air introduced from the outside. A pressure controller(200) receives the pressure from the compressor(100) and converts the pressure into predetermined pressure. A fuel tank(300) receives the pressure from the pressure controller(200) and supplies fuel to the outside. A shut-off valve(400) controls the supply of the fuel. A fuel injector(500) receives a control signal and injects the fuel to an engine. A pressure sensor(600) detects the pressure of the fuel tank(300) and outputs a signal. An ECU(700) receives the signal from the pressure sensor and outputs a control signal.
Patent KR-20020064397-A (KR)
Title: THIN FLIM TRANSISTER LIQUID CRYSTAL DISPLAY DEVICE INCLUDING DUAL TFTs PER ONE PIXEL AND DRIVING METHOD OF THE SAME
Inventor: MUN SEUNG HWAN
IPC: G02F1/133
Filed: 2001-02-01
Abstract: PURPOSE: A TFT-LCD(Thin Film Transistor-Liquid Crystal Display) having two TFT per pixel and a method for driving the same are provided to reduce the number of driving ICs by having a driving circuit for driving two TFTs in an LCD having two TFTs per pixel. CONSTITUTION: A TFT-LCD having two TFT per pixel includes a liquid crystal display(LCD) panel(108) having a plurality of pixels, a liquid capacitor(CLc) per pixel and first and second TFTs(T1,T2), a voltage generating circuit(106) for generating a plurality of panel power voltages required for the LCD panel, a timing controller(104) for outputting control signals for driving the second TFTs, gate driver integrated circuits(ICs;120-124) for outputting a plurality of gate driving signals for driving the first TFTs under the control of the timing controller, source driver ICs(110-114) having a plurality of data lines for applying liquid crystal voltages of the plurality of liquid crystal capacitors, and a driving circuit(130) for outputting at least two driving signals for driving the second TFTs according to the control signals and the panel voltage voltages, wherein the liquid crystal capacitors are charged when the first and second TFTs are turned on simultaneously by the gate driving signals and the at least two driving signals.
Patent KR-20020067161-A (KR)
Title: Method and system for indexing document
Inventor: CHON SUK JIN
IPC: G06F17/30
Filed: 2001-02-15
Abstract: PURPOSE: A system for indexing a document and a method thereof are provided to make a plurality of computers perform a distributed processing of an index by extracting a character string of a predetermined range including a specific keyword and distributing the character string, the keyword, and information of the documents to the computers connected to a communication network. CONSTITUTION: A document database unit(110) stores and manages a document to be indexed. A keyword database unit(120) stores and manages a keyword which becomes principal information for indexing a document. An index unit(130) according to keywords has the keyword stored in the keyword database unit(120), indexes the documents stored in the document database unit(110), and creates a document list according to keywords. An index database unit(140) stores the document list according to keywords created in the index unit(130). An index information creating unit(150) extracts a character string of a predetermined range including a specific keyword and creates index information including a group of the character string, the keyword, and the corresponding document information in all documents including the keyword. An interface unit(160) distributes the index information to a plurality of index auxiliary processes and performs a control in order for the index auxiliary processes to extract a concept which is a combination of each word included in all character strings which constitutes corresponding index information and a keyword included in the index information and to create a document list according to concepts, and receives the document list from the index auxiliary processes. An index managing unit(170) according to concepts integrally manages the document lists received in the interface unit(160). An index database unit(180) according to concepts stores the document list being transmitted through the index managing unit(170).
Patent KR-20010044450-A (KR)
Inventor: JUNG JONG HEE
IPC: H04B7/26
Filed: 2001-02-21
Abstract: PURPOSE: A method and an apparatus for split transmission of a message of a mobile terminal are provided to transmit a relatively long message of more than 80 bytes by a single transmission work. CONSTITUTION: A user inputs a message(ST1). The inputted message is stored in a data storage unit(ST2). A counter counts the number of bytes of the data storage unit(ST3). It is checked whether the number of bytes is greater than 80(ST4). If not, the inputted character is transmitted(ST5-1). If so, it is checked whether 80th and 81th bytes form one character(ST5). If so, 1 through 79 bytes are transmitted. If not, 1 through 80 bytes are transmitted(ST6-1). The transmitted data are deleted from the data storage unit(ST7). The counter is cleared(ST8). Then, above processes(ST3-ST7) are performed again for the remaining part of message.
Patent KR-20020071270-A (KR)
Inventor: KIM EUN HYUN
IPC: A47C17/13
Filed: 2001-03-05
Abstract: PURPOSE: A sofa-cum-bed in which a collapsible bed is attached to a sofa having a back rest and two arm rest with a bolt and a piece is provided. Therefore, this product is effective for use in various compact areas having limited space by folding it. CONSTITUTION: Both side portions(1), a rear portion, a front portion(3), an upper portion(4) and a back rest are assembled with a bolt, a piece and a hinge. And a collapsible bed composed of four bed portions is positioned under a cushion back rest(6), two cushion seats(8) and two arm rests(9). The two arm rests can be also used as pillows.
Patent KR-20020075024-A (KR)
Title: An electroplating solution and a method for manufacturing tin free steel sheet with superior corrosion resistance using it
Inventor: CHO JUN HYEONG
IPC: C25D3/04
Filed: 2001-03-23
Abstract: PURPOSE: An electroplating solution and a method for manufacturing tin free steel sheet with superior corrosion resistance are provided to improve corrosion resistance of tin free steel sheet with the addition of surfactant in electroplating solution. CONSTITUTION: The electroplating solution comprises CrO3 50 to 150 g/L, H2SO4 0.4 to 1.2 g/L, H2SiF6 0.6 to 2.0 g/L, 0.1 to 10 g/L of nonionic surfactant such as ethylene oxide/propylene oxide copolymer and 0.1 to 12.5 g/L of anionic surfactant such as alkyl diphenyl ether disulfonate sodium salt. The method for manufacturing tin free steel sheet includes the steps of pretreating a steel sheet; plating metal chromium and chromium hydroxide plating simultaneously by using above electroplating solution on the surface of the steel sheet under conditions of temperature ranging from 35 to 70 deg.C and current density ranging from 50 to 350 A/dm¬2, wherein the amount of metal chromium to be plated is controlled to be 50 to 150 mg/m¬2 and the amount of chromium hydroxide to be plated is controlled to be 5 to 25 mg/m¬2.
Patent KR-20020077710-A (KR)
Title: Semiconductor package and lead frame and its manufacturing method
Inventor: DO WON CHEOL
IPC: H01L23/495
Filed: 2001-04-02
Abstract: PURPOSE: A semiconductor package, a leadframe and a method for manufacturing the same are provided to improve productivity by using an anisotropic conductive film. CONSTITUTION: The semiconductor package(10) comprises a semiconductor chip(11), a chip mounting plate(21) and a plurality of inner leads(23). A plurality of I/O pads are formed on the lower of the semiconductor chip(11), and conductive bumps(13) are bonded to each I/O pad. The chip mounting plate(21) is attached to the lower of the semiconductor chip by using an anisotropic film(14). The inner leads(23) are connected to the conductive bumps(13) via the anisotropic film(14). The semiconductor chip, the chip mounting plate, the inner lead and the anisotropic film are protected by an epoxy molding compound(15).
Patent KR-20020078121-A (KR)
Title: Pruning shears
Inventor: CHOI GOU HO
IPC: A01G3/02
Filed: 2001-04-04
Abstract: PURPOSE: A fruit thinning device is provided to effectively thin out only unnecessary poor fruits while protecting good fruits through once thinning action before the harvesting of fruits. CONSTITUTION: The fruit thinning device basically adopts an existing scissors shape having a pair of handles(5) and a pair of blades(3), and especially a separate support(9) is integrated between the blades thereof by using a fixing pin(7). The support is formed on the center of the upper part with a stalk fitting opening(11), while the stalk of a good fruit passes. The both edges of the support form blades(13), and the lower part of the support is formed with a slot(15) for allowing the sliding of a movable pin(17). A coil spring(19) is installed between the movable pin and the scissors.
Patent KR-20010074218-A (KR)
Title: A Sign Board to say with Voice storeage system
Inventor: KIM DO GYUN
IPC: G09F27/00
Filed: 2001-04-11
Abstract: PURPOSE: Provided is a speaking billboard containing a voice storing device, which can perform visible and audible three-dimensional advertisement by recording voice of stars and general voices which stores want. CONSTITUTION: The speaking billboard comprises a voice signal input part, a data converting part for converting the input analogue voice signal into a digital signal, a memory part(3) for storing the converted data, a play part(4) for playing the stored digital data, and a control part(2) containing a microprocessor. The speaking billboard senses approach of customers by a sensor(1) and transmits the sensed signal to the control part(2). The control part(2) outputs the voice data for advertisement, stored previously in the memory part(3), through the play part(4) and a speaker(5).
Patent KR-20010069520-A (KR)
Title: The way of making the colour glasses using ashes
Inventor: JYEUNG TAI OK
IPC: C03C14/00
Filed: 2001-04-12
Abstract: PURPOSE: A process for producing colored glass is provided to achieve desired transparency and color of glass without eye strain and not to be tired of particular color by employing ashes obtained from different waste materials. CONSTITUTION: The process comprises a step of oxidizing ashes of trees and plants, used paper and other waste materials to prepare a raw material of colored glass and alternately oxidizing and melting the raw material at not more than 1,000 deg.C. The obtained glass has different levels of color and transparency depending on components of ash (that is, different oxides) and their composition; oxidation temperature; pH values of ash solution; mixing ratio of different ashes and/or conditions for fusing the ash (oxidation/reduction conditions). The ash is one of the ceramic materials useable in production of glaze for ceramic wares and can apply to the glass to increase transparency and beautiful color.