baber/WOPTO huggingface dataset:
Patent KR-20030084063-A (KR)
Title: Device for protecting offset frictionof reciprocating compressor
Inventor: YOON HYEONG PYO
IPC: F04B39/00
Filed: 2002-04-24
Abstract: PURPOSE: An apparatus for protecting offset friction of a reciprocating motor is provided to protect eccentric reciprocation of a mover assembly. CONSTITUTION: A reciprocating motor comprises a stator assembly(10) having a plurality of thin stator cores circularly laminated to form flux; and a mover assembly(20) inserted to the stator assembly to form a magnetic circuit together with the stator cores of the stator assembly and to linearly reciprocate. The stator assembly comprises an outside stator(11) having a coil built therein to be impressed with power, and a plurality of the thin stator cores laminated; and an inside stator(12) having a plurality of the thin stator cores circularly laminated, and placed on an inside of the outside stator to be separated from the outside stator. The coil is wound on an inside of a bobbin circularly formed with an insulating material in such a manner that the coil is sealed. The bobbin comprises a bobbin body having a winding groove formed thereon to allow the coil to be wound thereon; and a bobbin cover covering the winding groove to seal the coil. A terminal part(111) is protrusively formed on one side of the bobbin body to electrically connect the coil with an outside terminal. A magnetic force balancing part(112) is protrusively formed to face the terminal part with respect to an axis of the bobbin body. The stator cores of the outside stator are evenly laminated on a periphery of the bobbin body but the terminal part and the magnetic force balancing part. The magnetic force balancing part is formed to have shape or sectional area identical with the terminal part.
Patent KR-20020085857-A (KR)
Title: Magnetic recording medium
Inventor: IGARI TAKAHIRO
IPC: G11B5/738
Filed: 2002-05-09
Abstract: PURPOSE: To provide an in-plane magnetic recording medium having high coercive force and high SN ratio and suitable for high-density recording by using a resin substrate which can be easily formed without requiring complicated processes and has excellent surface smoothness and by forming a base film which improves the orientation of the magnetic film in the plane. CONSTITUTION: A base film consisting of an alloy of titanium (Ti) and tungsten (W), intermediate layer having a hexagonal close-packed structure, magnetic film essentially comprising cobalt (Co), protective film and lubricant are successively formed on a resin substrate. The base film is an alloy film of Ti and W containing W by >=25 at.% and <=60 at.% in Ti and has >=5 nm and <=25 nm thickness. The intermediate layer is made of ruthenium and has >=15 nm and <=45 nm film thickness.
Patent KR-20030089302-A (KR)
Title: Testing method for lead of semiconductor package
Inventor: HA YEONG UK
IPC: H01L21/66
Filed: 2002-05-17
Abstract: PURPOSE: A lead inspecting method of a semiconductor package is provided to be capable of indirectly inspecting the molding failure of a lead by using the photographed image of the semiconductor package. CONSTITUTION: The coordinates of the gravity center(G) of a semiconductor package and the free port of each lead are measured by using photographed image. After obtaining the first reference lead(LD1') by selecting the largest value from the free port coordinates of the leads, the first virtual plane(P3') as a main board, is systematically pursued by adequately rotating the semiconductor package or/and the second virtual plane considering the gravity center of the semiconductor package. After measuring the vertical distance between the first virtual plane and leads, product failure is decided according to the measured distance value.
Patent KR-20030092359-A (KR)
Title: Al POWDER CHARGING DEVICE OF ZINK POT
Inventor: KIM HOE JUNG
IPC: C23C2/00
Filed: 2002-05-29
Abstract: PURPOSE: An apparatus for charging aluminum powder in zinc pot is provided to improve quality of plated products by performing controlling of aluminum constituents non-uniformed inside zinc pot within the proper control range easily and promptly. CONSTITUTION: The apparatus comprises a mixing pipe(45) arranged adjacently to one side of an upper surface of zinc pot(6); a nitrogen supply pipe(46) fixed to one end of the mixing pipe(45); a discharge pipe(34) connected to the other end of the mixing pipe(45) and vertically set up on the zinc pot(6); a storage container(50) connected to an upper side of the mixing pipe(45) so that the storage container(50) is perpendicular to the mixing pipe(45) and installed in such a way that the storage container(50) stores and supplies aluminum powder; a screw shaft(32) installed in such a way that the screw shaft(32) is installed inside the discharge pipe(34) along a length direction of the discharge pipe(34), and the screw shaft(32) is rotated by operating motor(30); and a nozzle pipe(35) which is connected perpendicularly to an end part of the discharge pipe(34) and arranged on the bottom of the zinc pot(6), and on a part of which a plurality of injection nozzles(36) are formed in a length direction of the nozzle pipe(35).
Patent KR-20030093655-A (KR)
Title: A Vortexer for Experiment
Inventor: BAE SUK KYU
IPC: B01L99/00
Filed: 2002-06-04
Abstract: PURPOSE: A laboratory agitator is provided which enables agitation operation to be uniformly performed by installing an extra balancing weight on crank shaft and improving structure of leg part and connects rack to connection member more easily and firmly by improving connection structure of the rack and connection member. CONSTITUTION: In an ordinary laboratory agitator in which agitation operation is performed by converting rotation driving force generated by driving shaft(21) of driving motor (M) into vibration driving force of rack(10) using driven shaft(27) eccentrically installed via crank shaft(30), and limit switch(25) inside the laboratory agitator is selectively driven by pressing rack as an experimental container for agitation, the laboratory agitator is characterized in that the driving shaft of the driving motor is installed at one side of a lower part of the crank shaft, the driven shaft is rotationally inserted into a lower part of connection member(22) connected to the rack and installed in such a way that the driven shaft is eccentric from the driving shaft as an upper part of the crank shaft, and a balancing weight(32) is installed at one side of the crank shaft in a direction opposite to the driven shaft.
Patent KR-20030094798-A (KR)
Title: Wafer Transfer Apparatus
Inventor: JUNG CHUNG HUN
IPC: H01L21/68
Filed: 2002-06-07
Abstract: PURPOSE: An apparatus for transferring a wafer is provided to properly transfer the wafer by removing the particles formed on the rear surface of the wafer and previously eliminating an element capable of decreasing vacuum pressure. CONSTITUTION: At least one vacuum hole(11) becomes vacuum when the wafer is absorbed. A vacuum line(12) supplies vacuum, connected to the vacuum hole. At least one air hole(23) injects air. At least one tweezer includes an air line(24) that supplies air, connected to the air hole. The air hole is located in a position that is more closer to the end part of the wafer transfer apparatus(20) than the vacuum hole.
Patent KR-20030096912-A (KR)
Title: Refrigerator for kimchi
Inventor: KO YONG DEOK
IPC: F25D11/04
Filed: 2002-06-18
Abstract: PURPOSE: A kimchi refrigerator is provided to allow a user to mature kimchi appropriately for the user's taste by placing a matureness display unit allowing the user to recognize matureness of the kimchi. CONSTITUTION: A kimchi refrigerator includes a microcomputer(30) controlling function of the kimchi refrigerator; and a matureness display part(20) displaying matureness of kimchi stored therein to the outside. The microcomputer includes a matureness measuring part(32) estimating matureness of kimchi stored in the kimchi refrigerator; and a control part(31) controlling the matureness display part depending on matureness measured by the matureness measuring part. The matureness measuring part integrates values got by multiplying storage temperature of the stored kimchi by storage time to measure matureness. Alternatively, the matureness measuring part measures amount of CO_2 generated in the stored kimchi, or measures acidity of the kimchi. The matureness measuring part estimates matureness and transmits to the control part. The control part controls LEDs(Light-Emitting Diode) lighted up in proportion to matureness.
Patent KR-20040000131-A (KR)
Title: A wash stand
Inventor: PARK YEOUNG WOO
IPC: E03C1/042
Filed: 2002-06-24
Abstract: PURPOSE: A washstand is provided to use washstands easily by washing face and hair without bending down deeply, and to save water by washing out shortly. CONSTITUTION: The washstand(1) comprises: a washstand bowl(10) provided with a support to contain water; a faucet selective unit(40) provided with an operator(41) installed on the front of the washstand bowl(10) to operate a faucet and to select cold and hot water and an outlet selector(42) to select out of a lower faucet(50) and an upper faucet(60); a lower faucet(50) connected to the faucet selective unit(40) and provided with an outlet installed to the washstand bowl(10) upward to jet out water; and an upper faucet(60) connected to the faucet selective unit(40), installed on the end of an upward feed pipe(61) and provided with an outlet(62) formed downward.
Patent KR-20040000892-A (KR)
Title: A backplane apparatus for connection of the high density cables
Inventor: CHOI EUN CHANG
IPC: G06F13/00
Filed: 2002-06-26
Abstract: PURPOSE: A backplane device for connecting to a large scale cable is provided to increase the number of cable connection pins of the backplane device, and to reduce cable lose and length variation between signals. CONSTITUTION: A front slot has connection pins of low scale. A first connecter connects to the cable directly. A second connecter is not possible to connect to the cable. A rear part has plural sub-connecter for supporting cable connection of the second connecter. The number of the cable connection pins are increased.
Patent KR-20040001430-A (KR)
Title: Apparatus for heating wafer
Inventor: LEE JIN U
IPC: H01L21/027
Filed: 2002-06-28
Abstract: PURPOSE: A wafer heating apparatus is provided to prevent local heating of a wafer and achieve uniform heating. CONSTITUTION: A wafer heating apparatus includes a housing(10) that receives a wafer(20). At the lower part of the wafer(20), a heater(30) is mounted. Between the wafer(20) and the heater(30), a heat plate(40) is interposed to transfer heat generated by the heater(30) to the whole surface of the wafer(20). A reflect plate(50) is disposed at the lower part of the heater(30) to support the heater(30) and to obstruct transfer of the heat in the opposite direction to the heat plate(40). The heat plate(40) is formed in a disk shape and it has almost the same area as that of the wafer.
Patent KR-20040001777-A (KR)
Title: A bore pin for cooling in die casting metallic pattern
Inventor: KIM GEUN SEOK
IPC: B22D17/22
Filed: 2002-06-28
Abstract: PURPOSE: A bore pin for cooling die casting mold is provided which improves cooling efficiency by activating flowing of cooling water inside high pressure casting mold, thereby increasing a contact area of cooling water with a heat source per unit volume. CONSTITUTION: In a bore pin(1) for cooling die casting mold which is installed inside the mold to cool the mold, the bore pin(1) for cooling die casting mold comprises an upper pin body(7) in which a hollow part(3) is formed, and a lower part of which is opened in such a way that a screw part(5) is formed on an inner surface of the hollow part at the lower part of the upper pin body; a lower pin body(11) in which a hollow part(13) is formed, and on an upper outer circumferential surface of which a screw clamping part(9) is formed so that the screw clamping part is clamped to the screw part of the upper pin body; a cooling screw pipe(15) which is clamped and fixed to the upper and lower pin bodies inside the hollow part of the upper pin body, at one side of which through holes(25) for connecting the hollow parts inside the upper and lower pin bodies are formed, in which a hollow part(23) is formed, and on the outer circumferential surface of which a screw shaped cooling water guide plate(19) is formed; a cooling pipe(27) which passes through the hollow part of the lower pin body and the hollow part of the cooling screw pipe to supply cooling water from water supply pump; and a packing(29) inserted into a lower part of the lower pin body to seal hollow parts of the cooling pipe(27) and discharge pipe(31) along with the cooling pipe and discharge pipe for discharging cooling water.
Patent KR-20040003570-A (KR)
Title: Wiper device and its control method for automobile
Inventor: HWANG CHEOL HYEON
IPC: B60S1/32
Filed: 2002-07-03
Abstract: PURPOSE: A double wiper blade is installed to selectively operate contacting wiper blade with a solenoid valve, thereby improving cleaning efficiency. CONSTITUTION: In a wiper blade having a motor portion, a link portion, and a wiper blade portion, a first wiper blade(31) and a second wiper blade(35) are provided in both ends of a connection bar(33) hinged in wiper arms(31,32). A torsion spring(36) is provided to contact the first wiper blade with the windshield glass while the second wiper blade is not contacted to the windshield glass. A solenoid valve is installed to selectively operate the wiper blade portion. An angle sensor is provided to detect the rotation angle of the wiper. An ETACS outputs a control signal according to the electric signal of the angle sensor.
Patent KR-20040005428-A (KR)
Title: Device for Preventing Slipage of Rubber Sheet, and Conveyor Comprising the Same
Inventor: LEE GAP BAE
IPC: B65G15/46
Filed: 2002-07-10
Abstract: PURPOSE: A slipping of a rubber on a conveyor belt is prevented securely for efficient transferring even in an inclined state, thereby improving workability. CONSTITUTION: In a sliding prevention device of a rubber sheet for tire inserted in the middle of a conveyor belt(1), a sucking roller(8) is provided having a plurality of sucking plates(40) connected with inside. The sucking roller has a elliptical cylinder shape. A vacuum pump(9) is connected to the inside of the sucking roller to form a vacuum.
Patent KR-20040006461-A (KR)
Title: Base resin using escap type duv resist and lithography process using it
Inventor: CHOI JAE SEONG
IPC: G03F7/032
Filed: 2002-07-12
Abstract: PURPOSE: Provided is a base resin for a deep UV(DUV) resist of environmentally stable chemically amplified positive(ESCAP) type, which improves the yield and reduces the cost in the development and production of semiconductors. CONSTITUTION: The base resin for an ESCAP type DUV resist is represented by the formula I, wherein R is an electron-withdrawing group increasing the acidity and selected from the group consisting of fluorine, chlorine, bromine, iodine, aldehyde, ketone, carboxylate, ester, amide, sulfonate, nitrile and nitro. The ESCAP type DUV resist comprising the base resin is used in a lithographic process, wherein the process is performed with an aqueous TMAH solution having the concentration of 2.38% or less, or pure water as a developer.
Patent KR-20040008501-A (KR)
Title: Method for fabricating high quality GaN substrate
Inventor: KIM MIN HONG
IPC: H01L33/02
Filed: 2002-07-18
Abstract: PURPOSE: A method for manufacturing a high quality GaN substrate is provided to be capable of reducing the generation of a bending and crack phenomenon by removing the stress between a mask and an epitaxial thin film. CONSTITUTION: After forming a mask layer at the upper portion of a sapphire substrate, a mask pattern is formed by selectively etching the mask layer. A GaN epitaxial thin film is grown at the upper portion of the resultant structure by carrying out an HVPE(Hydride Vapor Phase Epitaxy). After removing the mask pattern from the resultant structure, a post-growth is sequentially carried out at the resultant structure. A free standing substrate is formed by using a laser lift-off process. Preferably, the width of the mask pattern is 3-1000 μm.
Patent KR-20030025795-A (KR)
Title: Decorative Panel, Method for Manufacturing the Panel, Structure For Finishing Wall With The Panel Anl Method For Finishing Wall Using The Structure
Inventor: LEE SANG WOOK
IPC: E04F13/08
Filed: 2002-07-23
Abstract: PURPOSE: Provided are a decoration panel and a method for the same, a wall finishing structure having the panel and a process for forming the structure to easily achieve horizontal degree of wall sides by means of fixture clip and to conveniently construct the decoration panel into the wall side only by fitting bent part of the panel into the fixture clip. CONSTITUTION: The decoration panel(100) comprises at least one bent parts(120) curved in perpendicular direction to a body(110) which is supported by a supporting part fixed to wall side. The body(110) has two bent plane elements bent and perpendicular each other. The panel is produced by forming V shaped grooves passing from top side to bottom side of the body(110); applying adhesive to at least one side of the grooves; then attaching both sides of the grooves to produce the bent parts(120). The wall side finishing structure comprises a number of the decoration panels and a number of supporting parts.
Patent KR-20040011908-A (KR)
Title: Cooking knife
Inventor: HUR SUK
IPC: B26B3/00
Filed: 2002-07-31
Abstract: PURPOSE: A kitchen knife for cooking is provided to form steps to separate sliced materials from the side surface of a main body of the kitchen knife. CONSTITUTION: A tang is inserted into a handle of a kitchen knife. The kitchen knife forms the certain height(H3) from a back(33) of the knife to a blade(34) of the knife. The kitchen knife includes recesses(36a,36b) to form right and left steps(35a,35b) from a third part of the height from the blade of the knife in a longitudinal direction at right and left sides of a main body(30) of the knife. The angle of the blade is about 10 to 25 degrees. The errors of a right angle(theta2) between a left angle(theta1) is within about 2 to 4 degrees from the center line(CL) of the depth portion of the blade of the knife.
Patent KR-20040014856-A (KR)
Title: Connecting pipe embeded with heating coil for plastic pipes and method for producing the same
Inventor: PARK KI JONG
IPC: F16L47/02
Filed: 2002-08-12
Abstract: PURPOSE: A connecting pipe having a hot wire and manufacturing method thereof is provided to increase the watertightness and the support strength of the connecting pipe. CONSTITUTION: A method for manufacturing a connecting pipe(10) having a hot wire(11) comprises the steps of: continuously supplying the hot wire to an extruding machine for forming a hot wire inserted pipe wall member(12); forming the hot wire inserted pipe wall member; winding the hot wire inserted pipe wall member around the outer circumference of a pipe forming drum; joining opposite side surfaces of the hot wire inserted pipe wall member; and leveling the joint portions(13) of the hot wire inserted pipe wall member.
Patent KR-20040017884-A (KR)
Title: Auto-folder Type Cellular Phone for variable of open and close velocity
Inventor: JUNG SEONG TAE
IPC: H02P7/285
Filed: 2002-08-22
Abstract: PURPOSE: An auto-folder type mobile phone with an opening and closing speed variable type is provided to adjust an opening and closing speed of a folder as a desired opening and closing speed among predetermined opening and closing speeds of the folder, and open and close the folder. CONSTITUTION: A pair of axis supporting portions are mutually allocated in a uniform interval and are opened in an opposite direction. A pair of the axis supporting portions are formed at one side of a body. A folder has a cylindrical housing. The cylindrical housing is located between a pair of the axis supporting portions, and both side portions of the cylindrical housing are opened. The first coupler and the second coupler adjust a position in which the folder is opened and a position in which the folder is closed. An elastic member provides an elastic force so that the first coupler and the second coupler adhere closely. A fixed resistor(R1) receives a battery power supplied from a battery. A plurality of voltage division resistors(Ra-Rc) divide the battery power when connecting to the fixed resistor(R1). A sliding switch(SSW) separately connects the voltage division resistors(Ra-Rc) to the fixed resistor(R1). A motor driving unit having a driving circuit A and a driving circuit B changes a direction in which the divided voltage of the battery power is supplied to a motor(M) according to an operation signal, and opens and closes the folder.
Patent KR-20040020413-A (KR)
Title: The cryopreservative composites of amniotic membrane for healing ocular surface diseases
Inventor: KIM GI HO
IPC: A61P27/02
Filed: 2002-08-30
Abstract: PURPOSE: A cryopreservation medium composition of an amniotic membrane containing a Portulaca oleracea extract is provided. It supplies effective nutrition to an amniotic membrane during the operation of the amniotic membrane, reduces the possibility of a rejection reaction and causes fast epidermal regeneration and wound healing after operation. CONSTITUTION: The cryopreservation medium composition for treatment of ocular surface disease contains 49.5 to 85% by weight of a medium, 14.5 to 50% by weight of a cryopreservative and 0.0005 to 0.0015% by weight of epigallocatechin gallate, 0.05 to 0.5% by weight of Portulaca oleracea L. or 0.0005 to 0.5% by weight of a mixture thereof as an antioxidant. The medium is selected from EMEM(Eagle's Minimal Essential Medium), RPMI 1640 and DMEM(Dulbecco's Modified Eagle Medium) and the cryopreservative is selected from glycerol and DMSO.
Patent KR-20040021759-A (KR)
Title: Process for the production of Preform for Plastic Optical Fiber by Inter diffusion Method
Inventor: CHO JAE CHUN
IPC: G02B6/00
Filed: 2002-09-04
Abstract: PURPOSE: A method for fabricating a plastic fiber preform using an internal diffusion method is provided to form a graded-index type plastic fiber by using the mixture of two monomers. CONSTITUTION: The first monomer having a low refractive index is mixed with an initiator of 0.01 to 0.4 weight percent and a chain transfer agent of 0.01 to 0.4 volume percent. The mixture is inserted into a glass tube. The polymer is fabricated within the glass tube by rotating the glass tube under the temperature of 50 to 150 degrees centigrade. The second monomer having the higher refractive index than the first monomer is mixed with the first monomer in a mixing ratio of 3 to 7. The mixture of the first and the second monomers is inserted into the glass tube. The polymer is swelled by rotating the glass tube under the normal temperature. The mixture of the first and the second monomers is diffused into the inside of the polymer. A plastic fiber preform is fabricated by polymerizing the mixture and the polymer.