baber/WOPTO huggingface dataset:
Patent KR-20030069398-A (KR)
Title: having eletrification prevention and protection for optical disk
Inventor: LEE JAE SUK
IPC: G11B7/24027
Filed: 2002-02-20
Abstract: PURPOSE: An optical disk having antistatic and protective functions is provided to read accurate data without damaging the data, protect the optical disk and extend the life of a player playing the optical disk. CONSTITUTION: A printing layer(10) is provided to print an image or characters on a surface of an optical disk(50). Transparent layers(40) are formed by processing a transparent plane formed under the printing layer with lacquer or leaving the transparent plane as it is. Reflective film layers(30) are formed under the transparent layers to reflect external light. In the case of a DVD, an adhesive layer(70) is formed by filling an adhesive for combining the reflective film layers. A coating layer(60) is formed under the transparent layer to prevent damage due to external impurities or scratches.
Patent KR-20030069536-A (KR)
Title: room mirror installed sun visor
Inventor: KO HAN BEOM
IPC: B60R1/04
Filed: 2002-02-21
Abstract: PURPOSE: A room mirror mounted on a sunvisor is provided to exclude reflected light, and to reduce the eye strain of a driver. CONSTITUTION: A room mirror mounted on a sunvisor(1) is composed of a plastic mirror(10) having elasticity, a mirror body(20) to which the mirror is adhered, a hinge unit(30) formed at the lower center of the mirror body and having a through hole, a case(60) mounted on the sunvisor and having a containing groove(61a) for containing the mirror, a support shaft(40) inserted into the through hole and supporting the hinge unit rotatably, an elastically supporting protrusion(50), and a support unit(70). The support unit applies elasticity to the elastically supporting protrusion, and supports the support shaft.
Patent KR-20030070468-A (KR)
Title: Method for recycling of spent lithium ion battery
Inventor: LEE CHEOL GYEONG
IPC: H01M10/54
Filed: 2002-02-25
Abstract: PURPOSE: A method for recycling a waste lithium ion battery is provided, to collect a positive electrode active material, LiCoO2 powder directly without the danger of explosion due to the rapid oxidation of lithium metal and with minimizing the generation of a harmful material. CONSTITUTION: The method comprises the steps of firstly heating a waste lithium ion battery and cutting it to separate an electrode material; secondly heating the cut waste lithium ion battery and classifying it to separate an electrode material and metal pieces; calcining the separated electrode material to select an active material; and synthesizing LiCoO2 through the acid leaching of the active material and the sol-gel method. Preferably the calcination process is carried out by calcining carbon and a binder at a temperature of 500-900 deg.C for 0.5-2 hours.
Patent KR-20030071339-A (KR)
Title: Gun for Color Cathode Ray Tube
Inventor: CHOI HYEON
IPC: H01J29/48
Filed: 2002-02-28
Abstract: PURPOSE: An electron gun of a color CRT(Cathode Ray Tube) is provided to be capable of considerably reducing spherical aberration by minimizing the deformation of an electrode part having three electrodes made of a cup, cap, and flat type electrode when welding the electrode part and melting a bead glass part. CONSTITUTION: An electron gun of a color CRT comprises a triode part having a cathode, a control electrode, and an accelerating electrode, a main lens part having a focus electrode and an anode electrode(35), and a bead glass part for fixing the electrodes. The focus electrode and/or the anode electrode include three electrodes, respectively. The total thickness of the three electrode is in the range of 1.20 mm, or higher. Preferably, the three electrodes are made of a cup type electrode, a cap type electrode(352) and a flat type electrode(351) located between the cup and cap type electrode.
Patent KR-20030071359-A (KR)
Title: Apparatus for controlling linear copressor and method thereof
Inventor: KIM TAE DEOK
IPC: F04B35/04
Filed: 2002-02-28
Abstract: PURPOSE: An apparatus and a method are provided to achieve improved operating efficiency of compressor by preventing the piston of the compressor from being collided against the valve. CONSTITUTION: An apparatus comprises a current detection unit(320) for detecting the current being supplied to a linear compressor(100); a control unit(330) for judging the collision of a piston in accordance with the signal output from the current detection unit, and controlling strokes of the linear compressor upon occurrence of collision; and a compressor drive unit(200) for controlling strokes of the piston of the linear compressor in accordance with the control of the control unit.
Patent KR-20030073082-A (KR)
Title: Interface circuit for receiver of DARC signal
Inventor: JUNG YONG DUK
IPC: G06F13/00
Filed: 2002-03-08
Abstract: PURPOSE: An interface circuit for a DARC(DAta Radio Channel) signal receiver is provided to unite a DARC receiving module, an interface for transmitting/receiving a control signal and the data with a host system, and a driving power in a single body. CONSTITUTION: The interface circuit(1) comprises the DARC receiving module(10), a noise preventing part(40), a constant voltage power supply(20), and the interface(50). The noise preventing part(40) carries out a filtering function for smoothing the power from a power supply(30) and reducing the noise. The constant voltage power supply(20) supplies the constant voltage power to the DARC receiving module(10) by stabilizing the power from the noise preventing part(40). The interface(50) transmits/receives the DARC data stored in the DARC receiving module(10) to an I/O(Input/Output) port(110) of a computer terminal(100).
Patent KR-20020076185-A (KR)
Title: Compressor diagnostic system
Inventor: JAYANTH NAGARAJ
IPC: F04C18/02
Filed: 2002-03-27
Abstract: PURPOSE: A compressor diagnostic system is provided to secure an instrument of low cost for preventing wrong diagnosis and improve accuracy in diagnostic problems of an air conditioning or refrigerating system. CONSTITUTION: A refrigeration/air conditioning system includes a compressor having a motor protector which stops the compressor's motor when the refrigeration/air conditioning system senses out of specification condition. A diagnostic system(100) of the refrigeration/air conditioning system monitors the status of the motor protector. The diagnostic system includes logic circuitry(104) diagnosing the type of problem, based upon the running times and status of the motor in conjunction with the times and status of the tripped motor protector. The diagnostic system also includes either a discharge pressure sensor or a condenser temperature sensor, an ambient air sensor(334) and a voltage sensor(404). The sensors provide information to the diagnostic system to determine where a system fault has occurred.
Patent KR-20030077804-A (KR)
Inventor: KIM HYEONG YONG
IPC: H01L21/68
Filed: 2002-03-27
Abstract: PURPOSE: A wafer transfer apparatus is provided to be capable of horizontally controlling a handler by using a level control part. CONSTITUTION: A wafer transfer apparatus(100) is provided with a base(110) capable of being driven by a rotating shaft, a robot arm part(120) capable of rotationally and linearly moving, fixed at the upper portion of the base for transferring a wafer, a handler(130) installed at the front portion of the robot arm part for fixedly loading the wafer, and a level control part(140) installed at the predetermined portion fixed with the base and the robot arm part. Preferably, the level control part includes four fastening bolts(142) and a tension washer inserted at each fastening bolt, thereby controlling the level of the apparatus by controlling the fastening extent of the fastening bolt.
Patent KR-20020035521-A (KR)
Inventor: HONG YEOL PYO
IPC: B62D6/04
Filed: 2002-03-30
Abstract: PURPOSE: An inclining preventing device for a vehicle in case of straight running and a method thereof are provided to improve the riding comfort by mounting an element for applying friction force or resistance force to a steering shaft by the viscosity or direct friction. CONSTITUTION: An inclining preventing device for a vehicle in case of straight running includes a fixing shaft ring(8) formed at a side of a steering shaft(4) for generating resistance force and friction force, a plurality of disc type ring protrusion parts(9) protruded from the fixing shaft ring outwardly, an inner cover(7) surrounding the protrusion parts, a viscous material or an electrorheological Fluid(10) filled in a space part in the inner cover, an electromagnetic coil(6) for applying magnetic force to the electrorheological fluid, and an outer cover(5) surrounding the above parts and mounted with the steering shaft in the center.
Patent KR-20030079289-A (KR)
Title: The carbonated soft drinks a manufacturing process and a composition of ling indigestion hangover cures.
Inventor: CHOI DONG SIK
IPC: A23L2/38
Filed: 2002-04-03
Abstract: PURPOSE: Provided are a manufacture method of and a composition of carbonated drinks for removing hangover, thereby effectively removing hangover and reducing blood alcohol concentration. CONSTITUTION: A manufacture method of carbonated drinks comprises the steps of: mixing, washing, steaming and extracting ginger, licorice root, cinnamon and Rhus Verniciflua; sterilizing the extract at low temperature; mixing organic acid of pyroligneous liquid, natural purified water and natural honey syrup; mixing the extract and the mixed solution; and vacuum packing the mixture into a vessel with filling carbonated gas into the vessel under pressure of 0.5-2.5kg/cm¬2.
Patent KR-20030080761-A (KR)
Title: Clutch for Washer
Inventor: CHOI SEONG BONG
IPC: D06F37/40
Filed: 2002-04-10
Abstract: PURPOSE: A clutch for a washing machine is provided to facilitate manufacture and maintenance and to reduce the manufacturing cost by securing a power-switching unit having simplified structure. CONSTITUTION: A clutch for a washing machine has a pulley rotating by a motor; a washing shaft assembly(6); a dehydrating shaft assembly(7); a brake lever(21) stopping the rotation of the dehydrating shaft assembly; a clutch lever(22) connected to the brake lever; and a power-switching unit selectively transmitting the power of the motor to the dehydrating shaft assembly according to the operation of the brake lever. The power-switching unit includes a pulley boss fixed to the pulley under the lower end portion of the dehydrating shaft assembly; a coupling member(14) movably installed to the lower end of the dehydrating shaft assembly and the outside of the pulley boss, to combine and separate the lower end portion of the dehydrating shaft assembly and the pulley boss; an elastic member giving elastic force to the coupling member downwardly; a first operating member(50) vertically moving the coupling member, horizontally moving according to the operation of the clutch lever; and a second operating member(55) interlocking together with the first operating member and vertically moving the coupling member, with contacting with and being separated from the other side of the coupling member.
Patent KR-20030081797-A (KR)
Title: Butyl Sealing Material including Core Material and Compositions used to the Sealing Material
Inventor: LEE JANG WON
IPC: C09K3/12
Filed: 2002-04-13
Abstract: PURPOSE: A butyl sealant containing an inner core material and a sealant composition used in the butyl sealant are provided, to improve the adhesive strength for solving the problem of intervals due to the contraction of a main body. CONSTITUTION: The sealing material composition comprises 20-30 wt% of a butyl rubber a rubber base material; 10-20 wt% of a petroleum resin having C5 and 5-10 wt% of polybutene as an adhesive strength imparting agent; 30-40 wt% of calcium carbonate as a filler; 2-4 wt% of dimethyldithiocarbamate as a heat stabilizer; and 4-6 wt% of carbon black and 1-2 wt% of white carbon as a coloring agent. The butyl sealing material(10) is prepared by extrusion molding the composition with inserting sponge foam(20) as a core material into the center simultaneously at 50-100 deg.C.
Patent KR-20020035085-A (KR)
Inventor: YOO JEONG KUN
IPC: C22B7/00
Filed: 2002-04-23
Abstract: PURPOSE: Provided is a method of recovering valuable metals such as vanadium, tungsten and titanium contained in the waste denitrification catalyst by separation using the leaching process of the alkali solution. CONSTITUTION: The method comprises; applying the leaching process to the waste catalyst with one or more than one solution of NaOH, KOH, NH4OH, Ca(OH)2 to recover Ti, W and V in order to obtain TiO2 as solid and W and V as aqueous phase; and carrying on the solvent extraction/hydrate precipitation method to recover the melted-out W and V liquid as liquid phase.
Patent KR-20030083934-A (KR)
Title: Method of manufacturing for semiconductor device
Inventor: OH SANG HUN
IPC: H01L21/3065
Filed: 2002-04-23
Abstract: PURPOSE: A method for fabricating a semiconductor device is provided to fabricate a semiconductor device of high yield by making polymer not remain in a process chamber where a dry etching process is performed. CONSTITUTION: Cleaning gas is supplied to the inside of a process chamber(1) to eliminate the polymer remaining in the process chamber. After the first cleaning process is performed by the supplied cleaning gas, additional cleaning gas is supplied to eliminate the aluminum-based polymer remaining in the process chamber. The additional cleaning gas is selected from Cl2, BCl2, Ar, CHF3 or N2.
Patent KR-20030085438-A (KR)
Title: A Compact Scanning Confocal Microscope with a surface following effect using a Quad-detector and a Calibration of error signal according to reflectance
Inventor: CHAE WON SEOK
IPC: G02B21/00
Filed: 2002-04-30
Abstract: PURPOSE: A small-sized scanning confocal microscope having a surface tracking effect by using a quad-photo detection method and an error signal correction method according to reflexibility is provided to scan a broad area of a sample by using a short wavelength laser light source, a quad-photo detector, a cylindrical lens, and a tilting mirror. CONSTITUTION: A small-sized scanning confocal microscope having a surface tracking effect by using a quad-photo detection method and an error signal correction method according to reflexibility includes a short wavelength laser light source(1), a magnetic galvanometer and a tilting mirror(3), an objective lens(4), a quad-photo detector, and a cylindrical lens(6). The short wavelength laser light source(1) provides the light to an optical path connected to a sample(5). The galvanometer and the tilting mirror(3) are used for controlling the focus and the scan region of the light of the short wavelength laser light source(1). The objective lens(4) is used for providing the reflective light from the point of the sample(5). The quad-photo detector is used for detecting the reflective light from the point of the sample(5). The cylindrical lens(6) is used for performing function of a lens to one direction.
Patent KR-20030087305-A (KR)
Title: apparatus for compensating steering power of vehicle
Inventor: SEO YEONG DEOK
IPC: B62D6/00
Filed: 2002-05-08
Abstract: PURPOSE: A device for compensating steering force of a vehicle is provided to improve straight traveling and safety without additional operation of a steering wheel by a driver by compensating steering force to a steering column or a steering rack according to the air pressure of right and left front tires. CONSTITUTION: A device for compensating steering force of a vehicle includes a tire pressure-sensing unit(106) sensing the air pressure of right and left front tires; a tire air pressure-compensating torque unit(107) compensating the air pressure torque of the right and left front tires according to the right and left front tire air pressure sensed from the tire pressure-sensing unit; a motor torque-calculating unit(108) calculating the motor torque to compensate steering force according to the steady torque, calculated according to the main steering torque calculated from a main steering torque-calculating unit(103), the inertial torque compensated from an inertial compensating torque unit(104), and the damping torque compensated from a damping-compensating torque unit(105), and the air pressure-compensating torque of the right and left tires compensated from the tire air pressure-compensating unit; and a motor-driving unit(109) compensating the steering force by driving a motor according to the motor torque calculated from the motor torque-calculating unit.
Patent KR-20030089098-A (KR)
Title: Folder-type communication apparatus
Inventor: JUNG JI YEONG
IPC: H04B1/38
Filed: 2002-05-16
Abstract: PURPOSE: A folder-type communication device is provided to magnify size of an LCD where inputted data are displayed, thereby enabling a user to easily confirm the displayed data and properly coping with increased data or contents. CONSTITUTION: A speaker housing(30) is rotatively connected by the second hinge device(42) installed on one side of a folder(20), and is protruded toward a direction far away from the second hinge device(42). A microphone housing(12) is protruded toward a direction far away from the first hinge device(40) in a main housing(10). A receiving space(14) neighbors with the microphone housing(12) in one side direction, dug in a direction near to the first hinge device(40), and receives the speaker housing(30) when the speaker housing(30) is folded. When the speaker housing(30) is folded in the main housing(10), the speaker housing(30) neighbors with the main housing(10).
Patent KR-20030089129-A (KR)
Title: Shoes a scrub brush
Inventor: KANG BYUNG GYU
IPC: A47L23/00
Filed: 2002-05-16
Abstract: PURPOSE: A shoe washing device is provided to wash the outside and inside of the shoe by inserting the foot-shaped shoe washing device into the shoe and using the current of a washer. CONSTITUTION: A direction guiding unit(10) has a horizontal current guiding member(11) and a vertical current guiding member(12), and rotates and moves up according to the current of a washer. A connection unit(20) is formed at the lower part of the horizontal current guiding member, and has a connection groove(21). A brush unit(30) has a connection rod(32) coupled with the connection groove and having a bolt(31).
Patent KR-20020059261-A (KR)
Inventor: BAEK GI HO
IPC: G03F7/004
Filed: 2002-05-27
Abstract: PURPOSE: An organic anti-reflective compound, its preparation method, an anti-reflective layer composition, a method for preparing the anti-reflective layer, and a semiconductor device using the composition are provided, to prevent the reflection of an under layer in the super micro pattern formation process using the photoresist for lithography using 248 nm KrF, 193 nm ArF and 157 nm F2 lasers and to remove the standing wave due to the change of thickness of photoresist. CONSTITUTION: The organic anti-reflective compound is represented by the formula 2, wherein Ra, Rb and Rc are H or methyl group; R1 to R9 are H, OH, methoxycarbonyl group, carboxyl group, hydroxymethyl group, a substituted or unsubstituted straight or branched alkyl group of C1-C5, or an alkoxyalkyl group; w, x and y are 0.01-0.99; and n is an integer of 1-3. The compound of the formula 2 is prepared by polymerizing a 9-anthralaldehydeoxime acrylate-based monomer, a hydroxyalkyl acrylate-based monomer and methyl methacrylate in a solvent with an initiator. The solvent is selected from the group consisting of THF, toluene, benzene, methylethyl ketone and dioxane. The composition comprises the compound of the formula 2; and optionally the compound represented by the formula 3, wherein R10 and R11 are a substituted straight or branched alkoxy group of C1-C10; and R12 is H or methyl group.
Patent KR-20030091400-A (KR)
Title: OFDM Transmitter capable of preventing the distortion of OFDM signal according to inserting synchronization symbol
Inventor: KWON YONG SIK
IPC: H04J11/00
Filed: 2002-05-27
Abstract: PURPOSE: An OFDM(Orthogonal Frequency Division Multiplexing) transmitter for blocking the distortion of an OFDM signal generated according to the insertion of a synchronous symbol is provided to prevent distortion generated in the OFDM signal according to shaping filtering performed for limiting an occupation bandwidth of the OFDM signal into which PN(Pseudo Noise sequence) information is inserted. CONSTITUTION: A GI(Guide Interval) inserting unit(300) inserts a GI into an OFDM signal for restraining interference between OFDM signals. A shaping filter(400) performs the shaping filtering of PN information for limiting band with respect to a time axis. An additional information inserting unit(500) inserts filtered PN information into the OFDM signal into which the GI is inserted.
Patent KR-20030093875-A (KR)
Title: laser scanning apparatus
Inventor: KIM HYEONG SU
IPC: G02B17/08
Filed: 2002-06-05
Abstract: PURPOSE: An optical scanning device is provided to minimize the number of components and reduce a manufacturing cost by forming the second optic system with a sheet of f-theta lens to form the laser beam as an optical spot. CONSTITUTION: An optical scanning device includes a light source(120), the first optic system, an optical deflector(128), and the second optic system(130). The light source(120) is used for radiating the optical flux. The first optic system enlarges and reduces the optical flux of the light source(120) to the predetermined position and the predetermined angle. The optical deflector(128) is used for deflecting the optical flux of the first optic system. The second optic system(130) corrects an error of the optical flux passing the optical deflector. The second optic system(130) includes a refraction/reflection lens portion to refract the optical flux two or more times.
Patent KR-20030094742-A (KR)
Title: Method for manufacturing semiconductor device including silicide process
Inventor: KIM JI YEONG
IPC: H01L27/108
Filed: 2002-06-07
Abstract: PURPOSE: A method for fabricating a semiconductor device including a silicide process is provided to effectively reduce contact resistance by introducing a source/drain layer or a conductive contact and by performing self-aligned silicide process on the surface of the source/drain layer or conductive contact. CONSTITUTION: A gate stack(200) is formed on a semiconductor substrate(100) including a cell region and a core region. The source/drain layer(350) raised from the surface of the substrate exposed to the gate stack is grown by a selectively epitaxial growth(SEG) process. The raised source/drain layer is covered with an interlayer dielectric. A conductive contact(370) penetrates the interlayer dielectric to be electrically connected to the raised source/drain layer in the cell region. The interlayer dielectric on the core region is selectively removed to expose the upper surface of the raised source/drain layer on the core region. A silicide layer is formed by simultaneously performing a silicide process on the surface of the exposed raised source/drain layer and the surface of the conductive contact.
Patent KR-20020054312-A (KR)
Inventor: JUNG HWANG EUN
IPC: B01D35/14
Filed: 2002-06-24
Abstract: PURPOSE: A safety valve for hot-water supplying water purifier which supplies hot-water as operating water lever with easy by separating valve body and hot-water supply pipe and by making horizontal rod with the shape of straight line is provided. CONSTITUTION: The safety valve comprises a hot-water supply pipe(1) which connects the bodies of water purifier and valve, the body of valve(2) which has a button cap(9a) inserted button at the pore part and has a bolt groove for connecting vertical cap(9b), a vertical control lever(4) which is connected with water lever(10) and is inserted in the body of valve and has combined packing(6b) and gasket(8b) and has a spring(7) and vertical rod ring(19) having rod transfer hole(11), a horizontal control rod(3) of rod shape which is inserted in the rod transfer hole and has packing(6a) and spring(7a), a button(5) which is inserted in the button cap and controls the supply of hot-water connected with horizontal control rod.