baber/WOPTO huggingface dataset:
Patent KR-20070093758-A (KR)
Title: Isolation, purification and availability of lunasin peptide as a prevention and curing of skin aging and allergy, anticancer and highly functional foods from soybean and barley
Inventor: JEONG HYUNG JIN
IPC: C07K14/00
Filed: 2006-03-15
Abstract: A method for isolating and purifying lunasin peptide from soybean and barley is provided to obtain the desired product, which is pharmaceutically stable, has the cancer inhibitory activity, is able to prevent and inhibit skin cancer and is applied as a light blocking agent, a stabilized preventive medicine not causing allergy, an anti-cancer agent and a highly-functional food. A method comprises the steps of: (a) after extracting seeds of soybean and barley with a solution consisting of a secondary distilled water including a protease inhibitor, sodium acetate and sodium phosphate buffer solution, centrifuging it; (b) after dialyzing the supernatant obtained from the step(a) with distilled water to remove protein having a molecular weight of less than 3,000 Da therefrom, lyophilizing it to obtain a crude extract; and (c) after primarily purifying the crude extract using an ion exchange column chromatography and secondarily purifying it with a high speed liquid chromatography, thirdly purifying it with an immuno-affinity column. The composition for preventing and curing skin aging, allergy and atopy comprises the lunasin peptide as an effective ingredient.
Patent KR-20070094280-A (KR)
Title: Light emitting device package and fabricating method thereof
Inventor: KIM GEUN HO
IPC: H01L33/48
Filed: 2006-03-17
Abstract: A light emitting device package and its manufacturing method are provided to downsize the package by installing a protective circuit in a submount using a diffusion layer. One ends of a pair of lead are enclosed by package bodies(110a,110b), and a heat sink(120) is inserted into a through-hole of the package body. A submount(130) has upper and lower surfaces, and a mounting groove formed on a center portion of the upper surface. A light emitting element(131) is flip-chip-bonded to the upper portions of a pair of electrodes formed on the submount. A conductive wire(150) electrically connects the electrodes with the leads. The light emitting element, the submount and the conductive wire are enclosed by moldings(160,180).
Patent KR-20060103163-A (KR)
Inventor: HONG CHUNG PYO
IPC: H04N7/167
Filed: 2006-03-23
Abstract: 본 발명은 단일 주파수망에서 송출 주체가 다른 경우, 송출 주체별로 수신자가 송출국 단위로 제한 수신할 수 있는 시스템 및 방법에 관한 것이다.  본 발명에 따른 단일 주파수망에서의 송출국에 따른 제한 수신 시스템은, 주방송망을 통해 데이터 스트림 및 송출국 식별 정보(Transmitter Identification Information: TII)가 포함된 암호화된 방송신호를 송출하는 주방송 시스템; 주방송망의 암호화된 방송신호를 증폭하여 전송하거나, 주방송 시스템에서 전용선을 통하여 입력되는 스트림을 변조 및 증폭하여 주방송 시스템의 방송신호를 중계망을 통해 재전송하는 중계 시스템; 주방송망 또는 중계망을 통해 수신되는 방송신호에 포함된 주방송망의 암호화된 신호, 송출국 식별정보(TII) 및 암호화키를 기설정된 복호화 방식에 따라 복호하는 가입자 단말; 및 이동통신망을 통하여 사용자 인증 및 복호화키를 유료 가입자 단말로 송신하는 복호화키 제공부를 포함한다.  본 발명에 따르면, 단일 주파수망에서의 송출국에 따른 제한 수신 방식에 의해, 중계기 사업자가 유료화된 중계기 서비스를 제공함으로써, 중계기 사업자는 중계기 사업을 활성화시킬 수 있고, 또한, 주방송망 사업자는 방송망을 확장시킬 수 있다. 
       
     단일 주파수망, 제한 수신 시스템, 디지털 방송, 주방송국, 중계국, TII
Patent KR-20060107417-A (KR)
Title: Biuret compounds, their preparation and use, and intermediates in their preparation
Inventor: HAUBENNESTEL KARLHEINZ
IPC: C09D7/43
Filed: 2006-04-07
Abstract: Biuret compounds (I) are new. Biuret compounds (I) of formula (R 2>-Y 1>-OCNH-R 1>-N-((CO-NH-R 3>-[Z-R 4>-Z-R 5>] a-NH)-CO-N-(R 2>-Y 1>-OCHN-R 1>)-(CONH-R 1>-NHCO-Y 1>-R 2>))-CONH-R 1>-NHCO-Y 1>-R 2>) are new. R 1>, R 3>-R 5>2-18C-alkyl, cycloalkyl, aryl or aralkyl; Y 1>O and/or NH; R 2>4-22C-alkyl, 3-18C-alkenyl, cycloalkyl, aralkyl, C mH 2m+1(O-C nH 2n) x-(O-CH(C 6H 5)-CH 2) u, C mH 2m+1(OOC-C vH 2v) x or X-C 6H 4-(O-C nH 2n) x-(O-CH(C 6H 5)-CH 2) u; m : 1-22; n : 2-4; x, u : 0-15; v : 4-5; X : 1-12C-alkyl or (C 6H 5) 1-4; Z : COO, NHCO, NHCOO and/or NHCONH; and a : 1-20. Independent claims are included for: (1) a method for the preparation of (I); and (2) the urethane- and/or uretdione (A) containing urea.
Patent KR-20060107939-A (KR)
Inventor: KIM YOUNG BONG
IPC: C12N15/48
Filed: 2006-04-11
Abstract: 본 발명은 국내 돼지 내인성 레트로바이러스의 신규한  env  뉴클레오타이드, 국내 돼지 내인성 레트로바이러스를 동정하는 데 이용되는 유전적 마커 그리고 국내 돼지 내인성 레트로바이러스의 동정방법에 관한 것이다.   본 발명의  env  유전자는 국내 돼지 내인성 레트로바이러스에 대하여 특이적으로 발현되는 것이며,  env  유전자 내의 유전적 마커를 이용하는 경우에는 국내 돼지 내인성 레트로바이러스를 정확하게 동정할 수 있다. 
       
     돼지 내인성 레트로 바이러스, PERV, 이종간 장기 이식, 엔벨로프 단백질, env
Patent KR-20060038430-A (KR)
Inventor: LEE YOUNG HO
IPC: G09F9/35
Filed: 2006-04-14
Abstract: 본 발명은 화장실용 영상광고장치 및 그의 제어방법에 관한 것으로, 이용자 감지센서, 외부LCD모니터(21), 내부LCD모니터(22), 스피커(23), 마이컴(10), 메모리, 마이크로 스위치(24), LCD모니터 보호케이스(25), 방향팬(40)으로 구성되어 화장실 이용자 및 이용대기자에게 영상물, 음향, 자막 형태의 홍보물 및 광고물을 제공하고, 이를 통해 화장실 이용대기자는 외부LCD모니터(21)를 이용하여 화장실 내에 이용자 유무를 쉽게 파악할 수 있고, 기다리는 동안 영상물, 자막 등을 보면서 기다리기 지루하지 않게 하고, 화장실 내 이용자는 용변을 보면서 내부LCD모니터(22)와 스피커(24)를 이용하여 영상물을 음향과 함께 즐기는 동시에 스피커(23)의 음향에 의해 용변 보는 소리가 화장실의 외부로 전달되지 않도록 하며, 외부 및 내부LCD모니터(21)(22)에 화장실 이용시간이 표시되어 이용자 및 이용대기자가 화장실의 이용시간을 확인함으로써, 각종 사고를 방지할 수 있어, 높은 광고효과와 공익성을 동시에 가지는 화장실용 영상광고장치 및 그의 제어방법을 제공하는 것이다. 
     그리고 본 발명은 하나의 화장실 칸을 가지는 곳에 설치하기 적합한 일체형 화장실용 영상광고장치와, 다수의 화장실 칸을 가지는 곳에 설치하기 적합한 분리형 화장실용 영상광고장치로 나누어 제작하여, 각 화장실에 적합한 화장실용 영상광고장치를 효율적으로 설치 및 관리할 수 있고, 비용절감이 가능하다. 
     또한, 본 발명은 LCD모니터 보호케이스(25)와 화장실 문 사이에 마이크로 스위치(24)를 설치하여, 만일 LCD모니터 케이스(25)가 화장실 문에서 제거되면 마이크로 스위치(24)가 작동하여 스피커(23)를 통해 도난 경보음을 울리게 함으로써 고가의 LCD모니터의 도난을 방지하고, 이용자가 화장실 이용 시 방향팬(40)을 작동시켜 화장실 내의 쾌적한 분위기를 유지해 이용자의 화장실 이용환경을 개선한다. 
     또한, 본 발명은 외부LCD모니터(21) 대신 LED전광판으로 교체하여 구성하는 것이 가능해, LED전광판에 ‘사용중’표시와 화장실 이용시간을 표시하고, 이를 통해 화장실 이용대기자에게 화장실 이용자 유무와 사용시간을 알려주면서도, LCD모니터보다 저렴하여, 화장실용 영상광고장치의 제조비용을 줄일 수 있다. 
     상기와 같이 구성함으로써, 초기 공사 기간 및 비용에 대한 투자 부담을 줄이고, 작은 사업장의 화장실이나 고속도로 휴게소의 화장실, 공공화장실과 같은 곳에 설치하기에 적합하며, 간단한 구성으로 인해 관리가 용이하며, 메모리는 CF메모리와 같은 대용량의 플래시 메모리를 사용하여 작은 크기를 가지면서도 착탈이 가능해 저장된 정보의 업데이트를 용이하게 한다.  
       
     화장실, 영상물, 음향, 광고, LCD모니터, 방향팬
Patent KR-20070102302-A (KR)
Title: Plasma display panel
Inventor: KIM YOUNG KWAN
IPC: H01J11/40
Filed: 2006-04-14
Abstract: A plasma display panel is provided to emit ultraviolet from a protective layer by including a dopant element having excitation wavelength of 180 to 400nm in the protective layer. Plural address electrode(3) are formed on a first substrate(1), and a first dielectric layer(5) is formed on the first substrate to cover the address electrodes. Plural barrier ribs(7) are formed on the first dielectric layer between the address electrodes. Display electrodes(13) composed of transparent electrodes(13a) and bus electrodes(13b) are formed on one surface of a second substrate(11). A dielectric layer(15) and a protective layer(17) containing a dopant element are formed on the entire surface of the second substrate.
Patent KR-20060110783-A (KR)
Title: Transmitting and receiving system, transmitting apparatus, transmitting method, receiving apparatus, receiving method, and program
Inventor: MASATO KAWADA
IPC: H04W24/08
Filed: 2006-04-17
Abstract: A transceiving system, a transmitting apparatus, a transmitting method, a receiving apparatus, a receiving method, and a program are provided to enable a control unit to control transmission using a data transmitting unit, thereby reducing the degradation of data transmission quality and fast recovering the data transmission quality. A transmitting apparatus(11) comprises the followings: a data transmitting unit(24A) for transmitting data; a state information receiving unit(24B) for receiving state information which is indicative of states of wireless communication from a receiving apparatus(12); and a control unit(23) for controlling transmission using the data transmitting unit(24A). A receiving apparatus(12) comprises the followings: a data receiving unit(42B) for receiving data transmitted from the data transmitting unit(24A) by the radio communication; a determination unit(47) for determining a radio communication state based on data received by the data receiving unit(42B); and a state information transmitting unit(42A) for transmitting state information, showing the radio communication state determined by the determination unit(47), to the transmitting apparatus(11).
Patent KR-20070008383-A (KR)
Title: The recycle system of air in roster
Inventor: KANG KYU SUK
IPC: A47J37/00
Filed: 2006-04-20
Abstract: An air circulation system of a roaster is provided to easily separate the fan from the lower body by installing the opening/closing door at the lower surface of the lower body, and opening the lower surface of the lower body installed with the fan. An air circulation system of a roaster is composed of: a second air moving space(20) formed with a dual plate structure formed at a side of a roaster(100) and formed with a first air moving space(10) and an air inlet hole(21); a fan(30) arranged in a fan bracket(33) having an inlet hole(31) and a discharge hole(32); a rotating motor whose shaft is fixed at the shaft of the fan; a roasting plate-mounted plate(50) bent in the roaster; an electric heater(60) fixed at a supporting rod(51); and a roasting plate(70) formed with plural oil distributing holes(71) and an insertion groove to attach and detach the electric heater. The air flowed in the second air moving space is flowed in an inner space(80) of the roaster. An oil receiving plate(25) is bent at the inner peripheral surface of an outer wall plate(23).
Patent KR-20070103988-A (KR)
Title: Automatic welding system
Inventor: JUNG YOUNG JAE
IPC: B23K37/02
Filed: 2006-04-21
Abstract: An automatic welding carriage is provided to mount securely either vertically or horizontally on a member to be welded by the welding carriage, and to dismount the carriage easily when the welding is completed by controlling the magnetic force of an electromagnet and a permanent magnet by installing a relay, having plural contact points, connected to a magnet force removing button. An automatic welding carriage comprises a bogie including moving wheels for moving the welding carriage, a permanent magnet(20) generating a magnetic force allowing the welding carriage to adhere horizontally or vertically on a member to be welded, a torching unit installed on the bogie for welding, plural guide rollers, a driving unit moving the wheels to a predetermined speed, a transporting handle for gripping the welding carriage, and an electromagnet(70), disposed adjacent to the permanent magnet and mounted on an underside of the bogie, generates an electromagnetic field. A magnetic force removing button(80) is installed on the transporting handle, and a tilt sensor(90) for detecting the tilting of the bogie is installed on the bogie. A relay(100) having plural contact points is installed on the bogie. The relay, connected to the magnetic force removing button, tilt sensor, and the electromagnet, controls the polarity of the electric power depending on the operation of the magnetic force removing button and the tilt sensor to regulate the polarity of the magnetic field generated from an end of the electromagnet, so as to control the intensity of the magnetic force of the electromagnet and the permanent magnet with respect to horizontal or vertical member to be welded by the welding carriage.
Patent KR-20070106339-A (KR)
Title: Flip book type diary
Inventor: LEE YOON CHEOL
IPC: B42D1/00
Filed: 2006-04-29
Abstract: A flip book type diary is provided to help travelers to understand characters of each city by supplying changeable information about buildings, places, or transportation according to the time and to let the travelers take notes on occasion. A flip book type diary enabling a user to take a memo is composed of: an outer cover carved with a map of destinations on the surface in relief and made of hard materials; inner papers combined with the outer cover to include information about the destinations; and at least one flip picture part(240) formed on one surface of the inner paper, positioned on the same part of the continuous pages, and continued according to the time as the page number is increased.
Patent KR-20060054270-A (KR)
Inventor: LOHRAY BRAJ BHUSHAN
IPC: C07D207/34
Filed: 2006-05-02
Abstract: 본 발명은 신규한 치환 피롤 화합물, 그 유도체, 그 유사물, 그 호변이성체, 그 입체이성질체, 그 동질이성질체, 그들의 약학적으로 적용가능한 염, 그들의 약학적으로 적용가능한 용매화물 그리고 이들을 포함하는 약학적으로 적용가능한 조성물들에 관한 것이다.  본 발명은 특히 일반식 (I)의 치환 피롤 화합물, 그 유사물, 그 유도체, 그 호변이성체, 그 입체이성질체, 그 동질이성질체, 그들의 약학적으로 적용가능한 염, 그들의 약학적으로 적용가능한 용매화물 그리고 이들을 포함하는 약학적으로 적용가능한 조성물들에 관한 것이다.  본 발명은 또한 이러한 화합물들의 제조방법, 이러한 화합물을 함유하고 있는 조성물, 그리고 이러한 화합물 및 조성물의 의학적 이용에 관한 것이다. 
     
       
     
     피롤 화합물, 저지방혈증, 저콜레스테롤혈증, 당뇨병
Patent KR-20070107983-A (KR)
Title: Remote control system using wireless universal serial bus
Inventor: LEE CHANG GOO
IPC: H04Q9/02
Filed: 2006-05-04
Abstract: A remote control system using a wireless USB is provided to operate conveniently remote control targets in response to a control signal inputted from a mobile phone or an external PC(Personal Computer) and ensure free installation and arrangement through connection between the wireless USB home controller and wireless USB hub of each remote control target through a wireless channel. A home server(30) receives a control status signal from a corresponding remote control signal and transmits the control status signal to a terminal(10,20). A many-to-many wireless USB(Universal Serial Bus) hub(32) outputs the control signal and receives the control status signal from a remote control target through a wireless USB method and transmits the control signal and the control status signal to the home server. A wireless USB home controller(40a~40n) operates a remote control target in response to the control signal and transmits the operation completion status to the wireless USB hub as the control status signal.
Patent KR-20060120416-A (KR)
Title: Photoinitiator of aloe
Inventor: RYU CHUNG RAK
IPC: G03F7/028
Filed: 2006-05-11
Abstract: Aloe based photo-initiator for transparent substrate is provided to efficiently shield dazzling caused by sunlight from vehicle window and/or electric lamp light when the photo-initiator is coated on the substrate by using liquid ingredients extracted from outer and inner skins and gel of the aloe. The aloe based photo-initiator is obtained by naturally fermenting aloe leaves while drying the leaves at room temperature in a dark space for 10 to 30 days; extracting liquid phase and separating the solution by using specific gravity; reducing viscosity of original aloe-vera juice to become water like fluidity; discarding solid residue material to obtain a final solution with bright beige or brown color as the photo-initiator. UV wavelength applied to the resulting photo-initiator solution ranges from 210nm to 325.16nm. The solution is applied to typical electric lamp shade or lamp device.
Patent KR-20070110726-A (KR)
Title: Apparatus for uniforming surface quality of steel plate
Inventor: JANG IN
IPC: B24C7/00
Filed: 2006-05-15
Abstract: A device for planarizing a rough surface of a steel plate is provided to replace damaged screens without stopping the operation of the device by installing a screen replacing units to each one of grit sorting devices, thereby preventing delay in production while enhancing the quality of steel plates. A device for planarizing a rough surface of a steel plate comprises a grit supply unit(30), a grit sorting unit(40) sorting grits(20) according to the granularity through plural screens(46), screen replacing units(50) installed at grit sorting devices(40a,40b,40c) for replacing screens with spare screens(52), a grit storing unit(60) having plural storage tanks(60a,60b,60c) for storing sorted screens, and a grit injection unit(90) injecting the stored grits into grit rolling mills(96). The grit sorting devices have upper cases(42) connected to the grit supply unit, lower cases installed separately from the upper cases and having openings on upper surfaces, and rotary shafts(56) at one side of the sorting devices to rotate the screens.
Patent KR-20060121748-A (KR)
Title: Laser pointer
Inventor: FURUKAWA KATSUAKI
IPC: G06F3/033
Filed: 2006-05-24
Abstract: A laser pointer is provided to reduce a circuit installation area within one substrate and to reduce the length of each substrate by distributively mounting circuits on a plurality of substrates. A laser pointer is for indicating an arbitrary position by irradiating laser beams on the position. The laser pointer includes a case(1) and a plurality of substrates(5,6). The case is formed in a pen shape. The substrates are mounted inside the case in order to mount circuits thereon. The substrates have a stacked structure. One of the substrates is used as a structural member, and a switch is mounted on the substrate.
Patent KR-20070114878-A (KR)
Title: Water tank for water purifier
Inventor: KIM SANG HYUN
IPC: B01D35/00
Filed: 2006-05-30
Abstract: A water tank for a water purifier is provided to substitute a tube for a water tank and reduce the production cost, by extruding the tube in a hose shape, winding the tube in a predetermined shape when forming the water tank, and connecting one end of the tube to a faucet, purification filters, and an iodine sterilizing filter and connecting the other end of the tube to a water outlet valve. A tube(210) is extruded in a hose shape, wherein the tube has a uniform length. A faucet is connected to one end of the tube, and a water output valve is connected to the other end of the tube. A connection line is positioned at a side of the tube, which is connected to the faucet. The connection line connects a first purification filter, a second purification filter, a third purification filter, a fourth purification filter, and an iodine sterilizing filter closely and sequentially. A water storage unit(220) is positioned at a side of the tube, which is connected to the water outlet valve. The water storage unit is wound in a predetermined shape, and fixed by connection belts(240).
Patent KR-20060073908-A (KR)
Inventor: KIM JUNG HYUN
IPC: C10G1/00
Filed: 2006-06-05
Abstract: 본 발명은 가야금 교습용 악보에 관한 것으로, 가야금줄의 배치순서에 따른 번호가 오선악보의 음표 머리에 기입되거나 정간보의 정간에 가야금의 율명 대신 가야금줄의 번호를 기입하여 나타낸 악보로 이루어진다. 이러한 본 발명의 가야금 교습용 악보를 사용함으로써, 가야금줄의 순서 파악이 용이할 뿐만 아니라 가야금줄의 번호가 기입된 악보를 보고 연주를 함으로써 악보의 파악이 용이하게 되어, 가야금의 연주를 빠르고 간편하게 익힐 수가 있고, 상기 악보를 가야금줄의 배치순서에 따른 번호가 기입된 가야금줄 식별판과 함께 사용함으로써, 가야금 교습효과를 더욱 효과를 높일 수가 있는 것이다. 
       
     가야금 교습용 악보, 번호 오선악보, 번호 정간악보
Patent KR-20060128714-A (KR)
Title: Method for providing information concerning broadcast contents for a user
Inventor: ABBADESSA DANIELE
IPC: H04H20/00
Filed: 2006-06-08
Abstract: A method for providing information related to broadcast contents with regard to a user is provided to easily search for related contents by displaying information that contents corresponding to set priority of the user, reduce power consumption in using a battery driving device, and reduce an infra structure of a network by reducing data amount with using a dynamic state list generated by the user. A user connects to a network for receiving broadcasting. The user sets up priority related to broadcasting contents through the network. At least one or more program lists expressing broadcasting contents corresponding to the set priority are generated from the broadcasting contents by using user-specific priority. A state list is generated and updated by a software program used by the user based on the program list. The state list reflects a current state and a change of a state of the broadcasting contents included in the program list.
Patent KR-20070117824-A (KR)
Title: Secondary battery module
Inventor: JEON YOON CHEOL
IPC: H01M2/10
Filed: 2006-06-09
Abstract: A secondary battery module is provided to apply a uniform binding pressure to unit cells, to improve the adhesion between a unit cell and a partition, and to prevent defects in contact caused by deformation of a unit cell and a partition. A secondary battery module comprises: a plurality of unit cells(11); and partitions(20) disposed between the unit cells and elastically bent and curved at the front surface that is in close contact with the unit cell. The front surface of the partition is bent outwardly in a convex shape. The unit cells and the partitions are stacked alternately to form an assembled battery, end plates(35) are attached to the outermost parts of the assembled battery, and each end plate is coupled by way of a connection rod(30) and nut(31) to fix the assembled battery.
Patent KR-20080000143-A (KR)
Title: Gamma generating circuit, lcd device using the same and driving method of gamma generating circuit
Inventor: YOO JUNG SUN
IPC: G09G3/36
Filed: 2006-06-26
Abstract: A gamma generating circuit, an LCD(Liquid Crystal Display) device using the same, and a driving method of the gamma generating circuit are provided to compensate for data signals by implementing first and second gamma generating units for generating gamma signals. A gamma generating circuit includes a gamma unit(17) and a gamma selection unit(16). The gamma unit includes plural gamma generating parts for generating gamma voltages, which are different from one another, in response to gamma selection signal. The gamma selection unit includes a timer, a controller, and a selector. The timer supplies result values on elapsed time. The controller compares the result values with a threshold time as an operation interval of the gamma generating part and generates control signals corresponding to the comparison. The selector generates the gamma selection signals corresponding to the control signals.
Patent KR-20070003594-A (KR)
Title: Method of clipping sound restoration for multi-channel audio signal
Inventor: PANG HEE SUK
IPC: G10L19/008
Filed: 2006-06-27
Abstract: An apparatus and a method for decoding an audio signal, and an apparatus and a method for encoding the audio signal are provided to effectively prevent the clipping problem occurring while downmixing a multi-channel audio signal by determining whether clipping is prevented or performed after testing the occurrence of clipping and the degree of clipping. For decoding an audio signal, a downmix audio signal is separated from a bit stream of the audio signal(602). After decoding the downmix audio signal, the occurrence of clipping and the degree of clipping are tested during a decoding process(605). A clipped portion of the downmix audio signal is restored(606). The restoring of the clipped portion is capable of being performed through soft clipping. The clipped portion is capable of being restored by using a filter.
Patent KR-20070100078-A (KR)
Title: Knock device for non-nois of ball-point pen
Inventor: NAM CHUL HWAN
IPC: B43K24/08
Filed: 2006-06-30
Abstract: A noise-free knock device of a ball-point pen is provided to prevent noise in knocking the ball-point pen by transmitting elastic power in a reverse direction of the elastic power of a return spring by an elastic member installed between a rotating gear and a fixing gear knob. A noise-free knock device of a ball-point pen is composed of: a fixing gear(200) for moving up and down along a projection guide groove(120) formed on an inner diameter(110) of the upper end of a shaft pipe(100) of the ball-point pen; a rotating gear(300) for rotatably moving from the projection guide groove to an inclined hanging sill(121) by the fixing gear; and an elastic member(400) installed between the fixing and rotating gears to transmit predetermined elastic power to the rotating gear and a fixing gear knob.