baber/WOPTO huggingface dataset:
Patent KR-20030001133-A (KR)
Title: A forming method of contact hole
Inventor: LEE JIN UK
IPC: H01L21/28
Filed: 2001-06-28
Abstract: PURPOSE: A method for forming a contact hole is provided to prevent the deformation of patterns by using a photoresist layer as a polymer forming source. CONSTITUTION: An interlayer dielectric(25) and a hard mask are sequentially formed on a substrate(20) having a plurality of conductive patterns(22). After forming a photoresist pattern for defining a contact region on the hard mask, a contact hole(30) is formed to expose the surface of the substrate(20) by performing an SAC processing by using the photoresist pattern as a mask. The photoresist pattern is then removed. Also, the hard mask and a polymer generated in the contact hole(30) are simultaneously removed. In the SAC processing, C3F8, C4F8, C5F8, C4F6 or C2F4 is used as a main gas.
Patent KR-20030002315-A (KR)
Inventor: HUH SEOK
IPC: H01L27/108
Filed: 2001-06-28
Abstract: PURPOSE: A semiconductor device is provided to improve integration of a device by forming four unit cells in one bitline, and to increase charge capacity by guaranteeing twice as much as a conventional memory device. CONSTITUTION: A gate electrode(the first and second wordline(39,40)) is formed on a lower silicon layer(45) including a source/drain(46). The first and second capacitor(31,32) penetrate the lower silicon layer to be in contact with the source/drain. The first contact(47) comes in contact with the source/drain, positioned between the gate electrodes formed on the lower silicon layer. The first cell unit is composed of the gate electrode, the first and second capacitor, and the first contact. The second contact(48) penetrates an upper silicon layer(49) to be connected to a source/drain(50) formed in the upper silicon layer. A gate electrode(the third and fourth wordline(41,42)) is formed on the source/drain of the upper silicon layer. The third and fourth capacitor(33,34) come in contact with the third contact(51) connected to the source/drain of the upper silicon layer. The second cell unit is composed of the second contact, the gate electrode, and the third and fourth capacitor. A bitline(43) is connected to the first and second contact so that the first and second cell unit are stacked.
Patent KR-20030001997-A (KR)
Title: The product coposition of electromagnetic wave shielding and far infrared ray energy emitting rubber bed sheet
Inventor: LEE WON SONG
IPC: A47C27/00
Filed: 2001-06-28
Abstract: PURPOSE: A composition for making a rubber bed sheet is provided to block an electromagnetic wave and emit a far infrared ray. CONSTITUTION: The composition is produced by the steps of: uniformly adhering mixture(b) of aluminum powder and adhesive to a cotton fiber layer(a); putting an aluminum foil(c) thereon and adhering thereto; adhering another mixture(c) of aluminum powder and adhesive thereto; adhering another aluminum foil thereto; adhering a mixture(f) of tourmaline powder and aluminum oxide powder flatly thereto; unfolding a cotton fiber cloth(g), and adhering it thereto.
Patent KR-20030004953-A (KR)
Title: vending mechine of the hotle having a refrigeration function respectively and control method thereof
Inventor: BACK MYEONG GI
IPC: G07F9/10
Filed: 2001-07-07
Abstract: PURPOSE: A vending machine for a lodging having an individual freezing function and a control method thereof is provided to recognize a lodger to steal or damage commodities and deal with an above situation. CONSTITUTION: A body(1) is formed by an outer insulation wall. An insulation plate(7) divides a space into a front space and a rear space. A space section member(11) is connected to the insulation plate(7) to be insulated therefrom. A plurality of cool air generators are installed at each insulation plate of a plurality of independent spaces and supply cool air to the independent spaces. A plurality of doors are rotatively hinged to each entrance of the independent spaces and open each entrance of the independent spaces. A locking portion opens or closes the doors. A controller controls at lease of the cool air generators to generate cool air and controls the locking portion. A drawing condition providing section(39) gets a paper money and provides a drawing condition to the controller. A sealing band member is installed at one of the doors and the entrance and intercepts a cool air discharge.
Patent KR-20030006209-A (KR)
Title: Device for eleminating the sludge having impeller
Inventor: KIM DONG YEONG
IPC: B01D21/24
Filed: 2001-07-12
Abstract: PURPOSE: A sludge discharging device equipped with an impeller is provided to discharge sludge in a sludge pond to the post-treatment process using an impeller that is rotated by suction force of a suction pump. CONSTITUTION: In a sludge discharging device in a sludge pond for discharging the sludge to the post-treatment process by sucking in sludge in the sludge pond using a suction pipe(130) in which suction force is generated in the operating process of a suction pump, the sludge discharging device equipped with an impeller comprises a fixed pipe(10) which is fixed to the lower part of the suction pipe(130), and at the lower side of the body of which a receiving space(13) is formed; a rotation pipe(20) which is rotationally mounted on the fixed pipe(10) through a bearing(22) in the state that the rotation pipe(20) is inserted into a receiving space(13) of the fixed pipe(10) through an O-ring(21); a split cover(30) that is fixed through upper and lower stoppers(32,33) by being covered in the state a packing(31) is interposed in a connection point of the fixed pipe(10) and the rotation pipe(20); and a body of revolution(40) that is fixed to the lower part of the split cover(30) through flange parts(41,42), and on the circumferential surface of which a plurality of round shaped impeller pipes(43) are mounted.
Patent KR-20030006822-A (KR)
Inventor: PARK JONG PYO
IPC: H01L21/3065
Filed: 2001-07-16
Abstract: PURPOSE: Dry etching apparatus is provided to prevent an insulator from being damaged by plasma and to protect an electrostatic chuck and its peripheral parts by including a cover ring sufficiently covering a ring insulator and a focus ring so that a portion in contact with the electrostatic chuck is not exposed to the outside. CONSTITUTION: A process chamber(100) is prepared. A wafer(160) is settled in the electrostatic chuck(110) positioned in the process chamber. The focus ring(170) surrounds the wafer placed on the electrostatic chuck. The insulator covers and surrounds the focus ring and the electrostatic chuck. A supporting unit(150) supports the insulator.
Patent KR-20030010295-A (KR)
Inventor: HAN BYEONG HUN
IPC: A47J37/12
Filed: 2001-07-26
Abstract: PURPOSE: Heat discharging grooves are formed in a main frame and an outer panel of a frier to prevent raising of temperature of the frier by a radiation heat of an oil bath. CONSTITUTION: A heat preventing structure of a frier comprises a main frame(10), an oil bath(20) in central inner side of the main frame, a burner portion(30) in lower side of the oil bath, a heating member(40) installed inner side of the oil bath, a panel portion(50), and a heat discharging member. The heating member raises temperature of oil stored in the oil bath by a burning heat of the burner portion. The heat preventing member is installed in the main frame and the panel portion to prevent raising of temperature by a radiation heat from the oil bath.
Patent KR-20030012995-A (KR)
Title: Electroporator using dc power supply
Inventor: JUNG NAM JUN
IPC: C12M1/42
Filed: 2001-08-06
Abstract: PURPOSE: Provided is an electroporator using DC power supply which is used in the field of biochemistry. The electroporator uses DC power supply such as a battery or a DC adapter rather than AC power supply and is thus easy to carry. CONSTITUTION: The electroporator using DC power supply consists of a supply part of DC power supply to generate pulse, a booster comprising a plurality of boosting capacitors and a plurality of diodes, an output part to continuously charge and output high voltage, and a control part to control pulse rate and select voltage output.
Patent KR-20030014497-A (KR)
Title: Polymeric electrolytes with improved adhesion and lithium battery employing the same
Inventor: DOO SEOK GWANG
IPC: H01M10/0525
Filed: 2001-08-11
Abstract: PURPOSE: A polymer electrolyte, its preparation method, a lithium battery employing the polymer electrolyte and its preparation method are provided, to improve the absorption property of an organic electrolyte liquid, thereby enhancing the ion conductivity, the mechanical properties and the binding force to an electrode. CONSTITUTION: The polymer electrolyte comprises a porous polymer membrane(27) comprising a softening agent polymer; and an organic electrolyte liquid(28) which comprises a curing catalyst, a lithium salt and an organic solvent and is prepared by curing reaction of an epoxy resin contained in the pores of the polymer membrane and the curing agent. Preferably the softening agent polymer is at least one thermoplastic polymer selected from the group consisting of polyvinylidene fluoride, vinylidene fluoride-hexafluoropropylene copolymer, poly(vinyl chloride), polysulfone, polymethacrylate, polyolefin, polyethylene oxide, polyurethane, poly(vinyl alcohol) and polyacrylonitrile.
Patent KR-20030017789-A (KR)
Title: Control apparatus keeping key
Inventor: YOON HYEON JU
IPC: E05B19/00
Filed: 2001-08-22
Abstract: PURPOSE: A management device for keeping keys is provided to simplify key searching by automatically blinking a display part as a key is held on a key holder and prevent key burglary by generating warning sound if a key is detached from the key holder when a manager is absent. CONSTITUTION: A management device for keeping keys includes a plurality of first display parts(10,20) mounted to positions corresponding to key holders and blinking in response to blinking control signals input from the outside to display key information, a key attachment/detachment sensing part(30) for sensing whether a key is held or detached from the key holder and outputting a corresponding signal, and a control part(60) for outputting the blinking control signal to the first display parts if a key holding signal is input from the key attachment/detachment sensing part.
Patent KR-20010088739-A (KR)
Inventor: BAE YOUNG SUNG
IPC: B62B5/04
Filed: 2001-08-28
Abstract: PURPOSE: An apparatus for fixing deck truck onto floor is provided, in which "on" lever and "off" lever are installed to be independent from each other, to thereby prevent noise and erroneous operation. CONSTITUTION: A coupling plate(1) has a hinge portion(1-2) and a stay tube(2) installed at the lower surface of the coupling plate, and an operating member(3) having a buffer spring(9) and "on/off" spring(10) incorporated into the operation member is inserted into the stay tube. An "off" lever(8) has a top portion installed to be rotatable through a pin(8-1) at the hinge portion. The stay tube has a guide groove formed along the outer periphery of the stay tube, and the intermediate portion of an "on" lever(7) is coupled in a rotatable manner to the operating member through a shaft(7-1). The rear end of the "on" lever is coupled, through a shaft pin(7-2), in a rotatable manner to the intermediate portion of the "off" lever. A height adjusting shaft(4) inserted into the operating member has a lower end roughly inserted into a through hole formed at a bottom fixing plate(5) and fastened by a nut(4-2), with a spring(6) and a washer interposed between the lower end of the height adjusting shaft and the nut.
Patent KR-20030027219-A (KR)
Title: A polyamide resin composition for outside door handle of automobile
Inventor: CHOI MIN HO
IPC: C08L77/10
Filed: 2001-09-18
Abstract: PURPOSE: Provided is a polyamide resin composition useful for outside door handle of car, which prevents a breakage of the door handle owing to fatigue load and instant impact, enhances a physical property of the door handle, and prevents a discoloration of the handle owing to lightfast aging, as well as reduces costs. CONSTITUTION: The polyamide resin composition comprises (a) 35-75 wt% of polyamide resin obtained by polycondensing one or 2 or more of more than tri-cyclic lactam or omega-amino acid, or polycondensing one or 2 or more of diacids and diamines, (b) 20-50 wt% of reinforcing filler obtained by mixing a glass fiber and mineral fiber in ratio of 1:1 to 1:5, (c) 0.1-5 wt% of hindered amine-based, weathering agent having molecular weight of 3000-4000, and (d) 0.1-5 wt% of adjuvants such as antioxidant, heat stabilizer, antistatic agent, and flame retardant.
Patent KR-20030025309-A (KR)
Title: perfume receptacle
Inventor: LEE SANG CHEOL
IPC: A45D34/00
Filed: 2001-09-20
Abstract: PURPOSE: A portable perfume container is provided, which is connected to a pendant of a necklace, a cellular phone holder and a key holder and whose the liquid perfume does not flow out while the perfume is emitted continuously and stably. CONSTITUTION: The portable perfume container(10) comprises a container(14) to receive a liquid perfume(12); a cap(16) which is screw type sealed at the opening of the container, with a perfume emitting hole(16a) being formed at the upper center thereof, a connecting ring groove(16b) being formed with connected to a outer circumferential connecting ring(20), and a net(22) positioned inside the perfume emitting hole(16a) to prevent the leakage of the liquid perfume while to emit the liquid perfume; and a capillary induction tube(24) which is installed through the inner diameter part of the cap(16) and has a capillary inner diameter enough to fix the net while to move and position the perfume by a capillary phenomenon.
Patent KR-20030030065-A (KR)
Title: Mounted structure of the seat arm rest in a vehicle
Inventor: CHOI YEONG CHEOL
IPC: B60N2/75
Filed: 2001-10-06
Abstract: PURPOSE: An installing structure for an arm rest of a seat is provided to improve freedom of design to change seat width with maintaining functions of the arm rest by adhering and separating the arm rest from the seat when the arm rest is raised and lowered. CONSTITUTION: An installing structure for an arm rest(30) of a seat(10) includes a fixing bracket(12); a slide pin(20); a return spring and a hanging device. The fixing bracket is connected to a seat back frame(11) in the seat. A through hole(13) is equipped to a center portion of the fixing bracket. A fixing pin(14) is protruded to fix to an inner surface of the through hole. A head portion(21) is installed to a tip of the slide pin. A combining hole(22) is formed to a rear tip to be bolted with an arm rest frame. A slot groove of the slide pin covers a body spirally. A return preventing groove is formed to be separated with the slot groove. The slide pin is equipped to move left and right through the through hole of the fixing bracket with the fixing pin inserted to the slot groove. The return spring is supported between the head and the fixing bracket. The hanging device is fixed to a side of the fixing bracket. Therein, the hanging device is combined and separated temporarily with the return preventing groove by a rotation of the slide pin. Consequently, seat width is designed to reduce width of the seat according to the separating width between the arm rest and the seat by adhering and separating the arm rest from the seat.
Patent KR-20030033764-A (KR)
Title: Method for can data interface in vehicle
Inventor: PARK GEUM JIN
IPC: G01M17/00
Filed: 2001-10-25
Abstract: PURPOSE: A method for interfacing CAN data of a vehicle is provided to detect a malfunction of the vehicle by collecting CAN data from control units of the vehicle, storing CAN data in a personal computer and analyzing CAN data. CONSTITUTION: A system and resisters relating to CAN data are initialized in order to collect CAN data and achieve a serial interface(S100,S200). A file relating to CAN data is set so as to prepare the collection of CAN data and the serial interface(S300). When CAN data is transmitted to a control unit, CAN data are temporarily stored in a buffer(S500). Then, it is determined whether a data frame is detected(S600). If the data frame is detected, it is determined whether the data frame is a new data frame(S700). If the detected data frame is a new data frame, the data frame is transmitted into a personal computer using a serial interface after processing data through an identifier set-up(S800). If the detected data frame is not a new data frame, the data frame is transmitted into the personal computer through the serial interface(S900).
Patent KR-20030034930-A (KR)
Title: Process for Preparing Exfoliated Acrylic Resin/Layered Silicate Nanocomposite Employing Reactive Surfactant
Inventor: CHOI YONG SEOK
IPC: C08K3/34
Filed: 2001-10-29
Abstract: PURPOSE: A method for preparing a delaminating acrylate resin/layered silicate nanocomposite and a delaminating acrylate resin/layered silicate nanocomposite prepared by the method are provided, to enable a delaminating acrylate resin/layered silicate nanocomposite to be prepared by emulsion polymerization without substituting the polar surface of layered silicate having bad affinity to a polymer with a nonpolar organic compound. CONSTITUTION: The method comprises the steps of adding an acrylate resin monomer, an initiator and a reactive emulsifying agent to a layered silicate dispersion solution, and polymerizing the mixture to prepare a polymer; and adding a monomer to the polymer and post-polymerizing the mixture. Preferably the layered silicate is at least one selected from the group consisting of montmorillonite, hectorite, fluorohectorite and saponite; and the acrylate resin monomer is at least one selected from the group consisting of methyl methacrylate, methacrylate, methyl acrylate, butyl methacrylate, butyl acrylate and isooctyl acrylate. The content of the layered silicate in the nanocomposite is 0.1-10 wt%.
Patent KR-20030035042-A (KR)
Title: Waterproofing Wallpaper Manufacturing Method and Wallpaper Using Thereof
Inventor: SON SU CHEOL
IPC: D21H27/20
Filed: 2001-10-29
Abstract: PURPOSE: Waterproof wallpaper is characterized by not generating poisonous gas, being biodegraded easily and having the environment-friendly property. The waterproof wallpaper is obtained by adhering biodegradable vinyl. CONSTITUTION: A manufacturing method of waterproof wallpaper comprises the steps of: (210) feeding raw paper; (220) printing proper patterns on the raw paper at least one time; (230) independently supplying vinyl; (240) coating the vinyl with an adhesive; (250) bonding the printed paper and the vinyl; (260) heating the vinyl-paper mildly to soften; (270) winding the vinyl-paper around an embossing drum to form protrusions on the vinyl side; and then (280) drying the embossed paper into a drying chamber.
Patent KR-20030035241-A (KR)
Title: Stator structure for reciprocating compressor
Inventor: HONG EON PYO
IPC: H02K1/06
Filed: 2001-10-30
Abstract: PURPOSE: A stator structure is provided to be capable of making a motor and a compressor small by reducing a size of each iron piece while securing the same magnetic path area. CONSTITUTION: A stator assembly comprises an inside stator(100) and an outside stator are placed with an air gap, a winding coil is installed at either one of the inside stator and the outside stator. A magnet for forming induction magnetic field with the winding coil is provided at a moving magnet body. The inside stator and the outside stator are formed by curving and bending a thin iron board(110) in many folds.
Patent KR-20030039095-A (KR)
Title: The waist extend muscular system
Inventor: LEE SANG BOK
IPC: A63B23/02
Filed: 2001-11-12
Abstract: PURPOSE: Provided is a stretcher for waist muscle which naturally leans patients' waist backward when the patients just lie on the stretcher so that it is greatly helpful in strengthening waist muscle. CONSTITUTION: The stretcher for waist muscle is characterized by comprising the parts of: a support tool which is formed in a dorm shape to allow patients to lie and lean one's waist backward with adjusting the degree of folding; a power generator which generates power to lean one's waist backward; a power transfer tool which receives power from the power generator to fold or unfold the support tool; and a controller which controls working of the power generator.
Patent KR-20030044585-A (KR)
Title: Steam exhaust device of air pocket in air-core pan
Inventor: BAEK MYEONG WON
IPC: A47J27/00
Filed: 2001-11-30
Abstract: PURPOSE: An internal pressure adjusting apparatus for an air pocket of a double pot is provided to adjust internal pressure of the air pocket and eject steam outside without an operation and to simplify a structure of the double pot by installing a steam ejecting apparatus inside a knob inside. CONSTITUTION: An internal pressure adjusting apparatus for an air pocket(20) of a double pot includes an exhausting hole(22) and a venting device. The double pot has the air pocket between an outer cover(14) and an inner cover(12) and a knob(30). The exhaust hole is formed to the outer cover and communicated with the air pocket. The venting device adjusts internal pressure of the air pocket by exhausting steam of the air pocket with opening the exhaust hole. The venting device includes a housing(49), an opening/closing valve(40), a fixing stand(48), a combining hole(46) and an exhaust port(34). The housing is stuck to the outer cover on an opened side. The opening/closing valve is installed to a space(32) of the housing. Therein, the opening/closing valve exhausts steam of the air pocket. The fixing stand supports the opening/closing valve in an inner surface of the housing. The combining hole is used to fix the knob to the housing. The exhaust port is formed to the knob to exhaust steam of the space. Therefore, transformation and explosion of the pot is prevented by exhausting liquid of the air pocket.
Patent KR-20030048271-A (KR)
Title: Timing delay loop circuit for reduced number of samples by interpolation in CDMA System
Inventor: CHOI SEONG GYU
IPC: H04B1/7085
Filed: 2001-12-11
Abstract: PURPOSE: A PN(Pseudo Noise) code trace time delay loop device using an interpolator in a wireless communication system is provided to generate timing error signals by using samples of an interpolation filter in order to obtain PN code synchronization with small over-sampling, and to form a closed loop, thereby restoring timing and extracting exact symbols. CONSTITUTION: An interpolation unit(10) includes an interpolator(11) and a decimator(12). The interpolator(11) generates two samples per synchronized symbol from an input signal(IS). The decimator(12) decimates the two samples. A timing error detector(20) detects timing error values from a signal passing through the interpolation unit(10). A loss pass filter(30) filters a predetermined frequency band only in order to stabilize the detected timing error values. A PN code generator(40) generates a PN code. The first and the second PN code period delayers(41,42) make the outputted PN code for a half chip lead period or a half chip lag period. A LEAD/LAG delay signal detector and quantizer(50) detects a lead/lag signal quantized by the timing error values, and leads or lags a position of a current decimation point.