baber/WOPTO huggingface dataset:
Patent KR-20010011335-A (KR)
Inventor: PARK YEONG JAE
IPC: E05B77/44
Filed: 1999-07-27
Abstract: PURPOSE: A vehicle locking device is provided to prevent forcible unlocking of the locking device by making only a rotor idle when a false key is inserted into the locking device, thereby improving the reliability of the locking device and preventing the damage of the locking device by the insertion of the false key. CONSTITUTION: A vehicle locking device includes a case(10), a holder(20) mounted in the case for carrying out locking and unlocking operation according to a rotation position, a rotor(30) mounted in the holder rotatably, a plurality of lock plates(40) inserted in the rotor longitudinally for aligning uniformly only in case of normal key insertion, a first side bar(60) to be inserted into holes(21,31) formed in the case and the holder simultaneously for limiting the rotation of the holder, and a second side bar(65) to be inserted into the rotor for moving in association with the aligning state of the lock plates to limit the movement of the first side bar.
Patent KR-20010019631-A (KR)
Inventor: KIM YONG JIN
IPC: A47J31/46
Filed: 1999-08-28
Abstract: PURPOSE: A home ginseng brewing pot with steaming function and receptacle of brewing pot is provided to obtain a ginseng extraction containing maltol by steaming and brewing ginsengs for a predetermined time period. CONSTITUTION: A brewing pot comprises a receptacle(144) mounted within a heating container(140) and which accommodates, onto the level of water filling the heating container, a food stuff(S) to be brewed; a solenoid valve(164) for forming a penetrating hole at the bottom surface of a steam condenser(160) so as to allow the water filling the steam condenser to easily flow downwardly, and which is mounted at the outer periphery of the penetrating hole of the steam condenser; a steam pipe(167) having a plurality of steam holes(167a) formed at the outer periphery of the steam pipe, and which is installed at the steam condenser; and an open/close unit for passage of the steam and which is inserted into the steam pipe and moves in vertical direction so as to open/close the penetrating hole formed at the bottom surface of the steam condenser. The open/close unit includes a metal pipe(165) one end of which is inserted into the steam pipe and the other end of which is inserted into the penetrating hole of the steam condenser, and a cap(166) mounted along the outer periphery of the metal pipe.
Patent KR-20010020027-A (KR)
Inventor: RYU YOUNG TAE
IPC: B65D59/00
Filed: 1999-08-31
Abstract: PURPOSE: A corner buffering member and a cutting apparatus therefor are provided to reduce manufacturing costs and improve productivity while allowing the buffering member to be easily coupled to the corners of products like furniture or electronic appliances. CONSTITUTION: A corner buffering member(1) is formed by cutting a cylinder made up of non-crosslinked foam where a solvent type foam agent is added to low density polyethylene. The corner buffering member includes contact surfaces(3) having an angle of 45 degrees with a uniform spacing of 120 degrees, so as to form triangular pyramid insertion portions(2). Each of contact surfaces constituting the triangular pyramid of the insertion portion has an internal angle of 90 degrees. The triangular pyramid insertion portion of the corner buffering member has a triangular pyramid protrusion(4) to be inserted into the triangular pyramid insertion portion.
Patent KR-20010026185-A (KR)
Inventor: KIM JU WAN
IPC: F04B39/00
Filed: 1999-09-03
Abstract: PURPOSE: An apparatus and method is provided to obtain a high efficiency top clearance by automatically detecting a stroke for optimum operation regardless of change in environmental conditions. CONSTITUTION: An apparatus comprises an optimum operation control unit(20), an electric circuit unit(10) for controlling AC power in accordance with the control signal from the optimum operation control unit, and a linear compressor(30) which is adjusted to the optimum stroke by the control power supplied from the electric circuit unit. The optimum operation control unit includes a sensorless stroke estimator(21) for estimating an actual stroke by the stroke voltage detected in the electric circuit unit; an automatic optimum operation point detector(23) for comparing an arbitrary stroke command value and the actual stroke estimated by the sensorless stroke estimator, sensing an unstable state of the stroke and detecting an optimum operation point; a stroke command value converter(24) for correcting the stroke command value in accordance with the output from the automatic optimum operation point detector, and feeding back the corrected value to the automatic optimum operation point detector; and a stroke controller(22) for controlling actual stroke to operate in accordance with the stroke command value corrected by the stroke command value converter and the stroke command value corrected according to the actual stroke value estimated by the sensorless stroke estimator.
Patent KR-20000023045-A (KR)
Inventor: PENNI DANIEL BRION
IPC: G11C11/407
Filed: 1999-09-10
Abstract: PURPOSE: A memory address counter is provided to reduce a die area and a power consumption. CONSTITUTION: An address counter stage is designed with a first latch circuit which is coupled to receive a start address bit and store the received address bit. A second latch circuit is coupled to receive a present address bit to then store the received address bit. A third latch circuit is coupled to receive a next address bit to then store the received address bit. A switching circuit is coupled between the second and third latch circuits. The switching circuit is configured to couple an output of the third latch circuit to an input terminal of the second latch circuit in response to a clock signal. An EXOR circuit is coupled to receive the start address bit and the next address bit.
Patent KR-20010027708-A (KR)
Title: Micro ball grid array package and manufacturing method thereof
Inventor: KWON YONG TAE
IPC: H01L21/56
Filed: 1999-09-15
Abstract: PURPOSE: A micro ball grid array(BGA) package is provided to guarantee reliability from external impact and environmental change, by forming a circuit on a copper film adhered to an insulating film to adhere a plurality of solder balls, and by forming a molding part completely surrounding the composition elements and a semiconductor chip. CONSTITUTION: An insulating film(12) of a tape shape is adhered to a lower surface of a semiconductor chip(11). A plurality of copper films(13) are adhered to a lower surface of the insulating film by an embossing method. A plurality of metal wires(15) electrically connect the respective copper films with the chip. A plurality of solder balls(16) are adhered to a land formed in a side of the respective copper films. A molding part(17) encapsulates the entire structure, wherein only a part of the solder ball is projected to a lower portion.
Patent KR-20010037110-A (KR)
Inventor: KIM KI HO
IPC: G06F3/02
Filed: 1999-10-13
Abstract: PURPOSE: The method for the perfumed computer keyboard skin is provided to offer pleasure in use of a keyboard, increase the efficiency of a work, remove the fatigue of a user and make user's spirit clear, by adding an aroma into the plastic material for forming the skin. CONSTITUTION: The aroma is inserted into the plastic material, and thereby forms composite material. The composite material is used for making a thin vinyl film that emits the perfume in order to form the computer keyboard skin. Composition gum material is mixed with composition aromatic, and thereby the thin vinyl film emitting the perfume may be formed. The thin vinyl film is shaped in order to implement the computer keyboard skin.
Patent KR-20010038140-A (KR)
Inventor: KIM GI HONG
IPC: G11B15/18
Filed: 1999-10-22
Abstract: PURPOSE: An apparatus for transferring a pole base of a tape recorder is provided to perform a transferring action of a pole base smoothly and to reduce numbers of parts by improving a structure connecting a driving source with a pole base. CONSTITUTION: A guide groove(101) is formed on a deck(100) to guide a pair of pole base(140) to transfer. The pole base(140) is linked to a junction link and the first, second rotating lever(161,162) in series. A loading gear (160) is formed on the same axis of the first rotating lever(161) and is combined with a main slide(120). The loading gear(160) is connected to the first rotating lever(161) through a torsion spring(170). A washer(190) is inserted in upper part of a rotation axis to prevent the loading gear(160) from separating.
Patent KR-20010038941-A (KR)
Inventor: KIM BONG SU
IPC: H01L21/283
Filed: 1999-10-28
Abstract: PURPOSE: A method of fabricating a semiconductor device is to efficiently prevent Pt and a node contact from being reacted with a silicon, and at the same time, prevent O2 of a BST dielectric film from penetrating the Pt film and reacting with the node contact. CONSTITUTION: The first interlayer dielectric(22) is deposited on a semiconductor substrate(21) on which a device is formed. After forming a polyplug(23) to be connected with a desired portion of the device, the second interlayer dielectric(24) and a bit line conductive film(25) are deposited thereon in order. The bit line conductive film is patterned to be formed a bit line. The third interlayer dielectric(26), a nitride film(27) are deposited thereon in order. The nitride film, the third interlayer dielectric and the second interlayer dielectric are etched to expose the poly plug and form a node contact hole. After depositing polysilicon thereon, a planarizing process is performed to form a node contact(28). An oxide film is formed thereon and then etched to expose the node contact. Cobalt is deposited thereon and then annealed to be reacted with the polysilicon and form a cobalt silicide(31) on the node contact.
Patent KR-20010045370-A (KR)
Inventor: BAE BYEONG DAL
IPC: C25D7/12
Filed: 1999-11-04
Abstract: PURPOSE: A clamping belt for plating a lead frame is provided not only to prevent separation and generation of chips causing defects in an existing clamping belt but also easily plate the lead frame by improving the shape of the clamping belt in such a manner that the depth of cut-out grooves for maintaining flexibility is short so as not to be contacted with a contact rod supplying negative electricity, and the gaps therebetween are densely formed so as to maintain flexibility having the original elastic bending. CONSTITUTION: In a clamping belt for plating a lead frame in which inserting grooves (14a,14b) are formed at the central surface and the lower part of the clamping belt with spaced part in an equal distance from each other so that inserting elements (16) in which the lead frame is inserted can be mounted, the clamping belt for plating a lead frame comprises cut-out grooves for maintaining flexibility (12a) having the equivalent depths formed on the upper part of the clamping belt with densely spaced apart from each other; and circular holes (26) formed in a constant distance at the lower side of the cut-out grooves for maintaining flexibility (12a) so that the surface between the cut-out grooves for maintaining flexibility (12a) and the circular holes (26) becomes a point of contact (20) with a contact rod supplying a negative electricity.
Patent KR-20010047199-A (KR)
Inventor: JANG KYUNG OK
IPC: B28D1/04
Filed: 1999-11-18
Abstract: PURPOSE: A tip of a stone cutting saw is provided which improves cutting capacity and reduces manufacturing cost. CONSTITUTION: The tip of a stone cutting saw(1), which contains diamond and cobalt and is fixed on the outer side of a shank(5) comprises: (i) cutting parts(2, 2') which are composed of a mixture of the diamond and the cobalt; (ii) a dividing part(3) which is composed of metallic powder having lower hardness than that of the materials of the cutting part and is alternately arranged with the cutting parts; and (iii) a slot(4) which is respectively formed on a border part of the cutting parts and the dividing part to improve the cutting strength.
Patent KR-20010047532-A (KR)
Inventor: KANG BYEONG JU
IPC: G11C7/12
Filed: 1999-11-22
Abstract: PURPOSE: A semiconductor memory device is provided to improve the usage efficiency and to extend an effective bandwidth of a data bus, by controlling to perform data input/output without accessing a memory cell array additionally by connecting with an external input/output pin through an additional register comprised between a bit line sense amp and a data output buffer. CONSTITUTION: The memory device includes: a bit line sense amp(200) transferring a voltage difference between both bit lines(BL,/BL) to a data bus line(DB,/DB) according to the activation of a column selection line; a data bus line sense amp(300) transferring the data transferred to the data bus line to a data output buffer(500) after amplifying it again; a write driver(600) loading the data inputted through the data input buffer to a memory cell when the bit line sense amp is activated; a precharge unit(700) precharging the data bus line by a data bus line enable control signal from the external; a register unit(800) storing data stored in the memory cell and the external data transferred through the write driver, by being connected between the bit line sense amp and the data bus line sense amp and the bit line sense amp and the write driver in common; and an input/output control unit(900) transferring the data stored in the register unit to the data bus line sense amp, or transferring the external data to the register unit through the write driver, by being controlled selectively by the data bus line enable control signal.
Patent KR-20010053828-A (KR)
Inventor: SEO BONG GYO
IPC: G01L19/14
Filed: 1999-12-02
Abstract: PURPOSE: A housing structure of an oil pressure sensor is provided to prevent malfunction of the oil pressure sensor by preventing permeation of water into the oil pressure sensor by having a housing surrounding a body and a base of the oil pressure sensor to be blocked from the outside. CONSTITUTION: A housing structure of the oil pressure sensor includes a main house(20), a fetch part(21), and an auxiliary cover(23). The main house is in contact with an outer surface of a body(3) of the oil pressure sensor and receives a base(7). The fetch part is formed at an end of the main house to fetch a terminal(10) to the outside. The auxiliary cover is mounted in the inside of the main house and contacts a sealing projection(24) surrounding an outer surface of the base and projecting from the outer surface with an inner surface of the main house.
Patent KR-20000052407-A (KR)
Inventor: MACHJAKIYASROU
IPC: G11C29/56
Filed: 1999-12-03
Abstract: PURPOSE: A semiconductor device, testing of the same and semiconductor integrated circuit is provided inexpensively to test the terminal contact of semiconductor device by using a simple driving sequence. CONSTITUTION: A semiconductor device includes a testing mode control circuit(2) which produces the signal indicating a first active mode in power-on, sends a testing mode signal to the terminal testing circuit according to the control signal input to a special terminal as a chip selecting terminal and produces a signal indicating a second active mode according to the count of an input signal variation. The first mode is a terminal mode and the second mode is a common active mode. A semiconductor integrated circuit includes a testing mode control circuit according to a control signal input to a first outer circuit and a terminal testing circuit testing the contact of a second outer circuit.
Patent KR-20010054391-A (KR)
Inventor: HAN KAB SU
IPC: C04B18/04
Filed: 1999-12-06
Abstract: PURPOSE: A method for preparing a lightweight aggregate by using byproduct limestone is provided wherein, the lightweight aggregate has an adequate strength and absorption rate according to the use of application so that it could be used for hydroponic cultivation and construction. CONSTITUTION: The method comprises steps of: (i) mixing byproduct limestone with clay in a ratio of 1:1 and adding SiO2 thereto to make the ratio of the SiO2 to the limestone become 2:1-3:1; (ii) molding the mixture of the step (i) into aggregate and drying it; and (iii) calcining the aggregate of the step (ii).
Patent KR-20010054925-A (KR)
Inventor: SHIN HUI TAEK
IPC: F16C33/14
Filed: 1999-12-08
Abstract: PURPOSE: A retainer bearing for a car is provided to prevent vibration from being transmitted to a transmission by manufacturing the retainer bearing with vibration isolating cast iron having excellent vibration absorbing capacity and to improve surface hardness of the retainer bearing. CONSTITUTION: A retainer bearing for the car includes a retainer bearing(12) made of vibration isolating cast iron more including nickel(Ni) of 0.22w% to improve vibration damping performance. The vibration isolating cast iron is treated with austempering heat to improve hardness and vibration damping performance by making the structure of the vibration isolating cast iron into bainite by quenching and maintaining vibration isolating cast iron in a prescribed temperature.
Patent KR-20010056560-A (KR)
Inventor: KWON HYO SEOK
IPC: B60H1/00
Filed: 1999-12-15
Abstract: PURPOSE: An improvement system for dehumidification of a vehicle is provided to promote the optimum dehumidification conditions by running a defroster mode and a fresh air mode at the same time through a turned-on mode switch or automatically running an air conditioner at high temperature of external air. CONSTITUTION: An improvement system for dehumidification of a vehicle consists of: a mode switch(1) mounted on a side of a battery(B+), operating a defrost mode and a fresh air mode at the same time by switch operation; a contact switch(2) interlocked with the mode switch as well as connected to a fresh air mode switch(1b) of the mode switch to operate the fresh air mode even though the mode switch is turned off; an ECU(Electronic Control Unit,5) turning on a power transistor(TR) by output voltage(Vout) of a comparator(6) if input voltage(Vin) is higher than set voltage(Vs); and a relay(RX) driven by the ECU, turning on a relay contact(9) to run an air conditioner. The defroster mode and the fresh air mode are operated at the same time by operation of the mode switch. If the temperature of ambient air is high, the air conditioner is powered on automatically without operation of an air conditioner switch. Therefore, the optimum dehumidification conditions are promoted.
Patent KR-20000048259-A (KR)
Inventor: SCHUMIT MARK CHRISTOPER
IPC: F02C7/18
Filed: 1999-12-20
Abstract: PURPOSE: A method is provided to operate a system for cooling a bearing or a gas turbine rotor by preventing a heat transfer from a cooling medium flowed through the cooling and insulating system and the bearing to the bearing. CONSTITUTION: A rear shaft wheel is offered on a rear shaft connected in wheels(38,40,42,44) of a turbine to form a part of a last end. A conduit pipe to lengthen in all directions inside the rear shaft wheel is connected through each passage. A first and a second sets separated in an axial direction with a bearing is offered. A cooling path arranged inside the rear shaft wheel connected through the passage is offered. A cooling fluid is flowed from the passage into the path to cool the rear shaft wheel. A heat transfer inside the rear shaft wheel is prevented by the heat transfer from the conduit pipe to the bearing.
Patent KR-20010057236-A (KR)
Inventor: OH IN HEUNG
IPC: H04N5/44
Filed: 1999-12-20
Abstract: PURPOSE: A control method of an image display device having a multiple signal source is provided to prevent a conversion of a present mode into a save mode by sustaining the present mode in the case that a signal is inputted from the external device except PC. CONSTITUTION: When a horizontal synchronizing signal and a vertical synchronizing signal are not inputted from a PC, a microcomputer decides an input selection state(S12). When an image signal displayed presently is inputted from the PC according to a result of the decision, the microcomputer converts a present mode into a save mode(S13). Meanwhile, when the image signal displayed presently is not inputted from the PC according to a result of the decision, the microcomputer sustains the present mode(S14). Namely, when the image signal displayed presently is inputted from a TV or a VCR, the microcomputer sustains the present mode.
Patent KR-20010064186-A (KR)
Inventor: JUNG BYEONG SEONG
IPC: G01M13/00
Filed: 1999-12-24
Abstract: PURPOSE: A durability testing device for a clutch spring of a door lock actuator is provided to repeatedly apply a mechanical change to a clutch spring to unroll the clutch spring for measuring the durability, thereby precisely estimating the lifespan of the clutch spring. CONSTITUTION: A durability testing device for a clutch spring of a door lock actuator includes a base panel(10), an upper panel(12) disposed on the base panel with a predetermined gap via posts(14), a conical operation shaft for listing to be expanded by a solenoid, expansion rods for expanding a clutch spring fitted in spring grooves in association with the lifting of the operation shaft, and a displacement sensor(32) for sensing displacement amounts of rods(28) attached to the expansion rod to transmit the sensed value to a control unit, wherein return springs(26) are additionally provided for returning the expanded rod to an initial position.
Patent KR-20010061278-A (KR)
Inventor: PARK CHAN RO
IPC: H01L27/105
Filed: 1999-12-28
Abstract: PURPOSE: A method for manufacturing a ferroelectric capacitor of a semiconductor device is provided to improve adhesion between an interlayer dielectric and a conductive layer for a lower electrode, and to stabilize a device formation process by preventing a short circuit caused by lifting of a conductive layer for the lower electrode. CONSTITUTION: A boron-nitride(BN) layer(15) as an adhesion layer is formed on a silicon oxide layer-based interlayer dielectric. A lower electrode, a ferroelectric layer and an upper layer are sequentially stacked on the BN layer. The lower portion of the lower electrode is one of platinum, iridium or ruthenium. The BN layer is an amorphous structure.
Patent KR-20010061821-A (KR)
Inventor: JUNG GWANG SIK
IPC: E02F9/20
Filed: 1999-12-29
Abstract: PURPOSE: A boom descending speed controller of an excavator is provided to control ground tamping as well as excavation effectively by controlling the speed of a boom cylinder selectively according to operation characteristics. CONSTITUTION: A boom descending speed controller of an excavator comprises a main pump(1), a boom cylinder(2), a boom-controlling spool(3) controlling the direction and flow rate of the pressure oil of the main pump supplied from the boom cylinder, a remote control valve(4) changing the direction of the boom-controlling spool by applying pilot pressure oil to both water pressure parts of the boom-controlling spool selectively, a parallel line(5) communicating primary and secondary oil pressure lines(11,12) respectively connected to a piston head side chamber(2a) and a piston rod side chamber(2b) of the boom cylinder and an oil groove opening and shutting instrument installed to the parallel line to open and shut an oil groove selectively.