baber/WOPTO huggingface dataset:
Patent KR-20100094761-A (KR)
Title: Log-on dispersion device and method thereof
Inventor: AHN YOUNG CHEOL
IPC: H04W16/08
Filed: 2009-02-19
Abstract: PURPOSE: An access distributed device and a method thereof are provided to generate dissimilar TTL information by adding a constant value which is defined as a sequential accumulation value to a TTL which is fundamentally allotted to each client terminal. CONSTITUTION: An access distributed system comprises a plurality of client terminals(10) and servers(20). The server transmits contents by permitting the access of the client terminal through the mobile radio communications network. The client terminal comprises all terminals which transmits and receives data through mobile radio communications network such as a cellular phone and a PDA. The client terminal comprises an application module for executing transmitted contents and a client module receiving the contents through the server. The server comprises a web application server(210) offering the contents, and contents DB(220) managing the contents, and an access distribution device(30) distributing the access request time point information of the client terminal.
Patent KR-20100094911-A (KR)
Title: Free size pen lid
Inventor: SON DONG MIN
IPC: B43K23/08
Filed: 2009-02-19
Abstract: PURPOSE: A lid for all sizes of pens is provided to be applicable for the various sizes of the pens by attaching a plurality of packings with different sizes of inner diameters on the internal surface of the lid. CONSTITUTION: A lid for all sizes of pens includes a lid main body(100), a plurality of packings(200), and a lid opening(300). The packings are attached on the internal surface of the lid. The inner diameters of the plurality of packings are different. The inner diameters of upper packings are smaller than the inner diameters of lower packings. The packings are composed of a soft material.
Patent KR-20100097354-A (KR)
Title: Morphological composition device and method thereof
Inventor: RIM HAE CHANG
IPC: G06F40/00
Filed: 2009-02-26
Abstract: PURPOSE: A morphological composition device and a method thereof are provided to synthesize phases naturally by considering the change in morphemes which happen depending on the roots of morphemes. CONSTITUTION: A communication unit(210) receives a morpheme string and morpheme string information including expression format information from a natural language creating device. A pre-processing unit(220) selects the synthetic rules applied to the synthesis of morphemes. A morpheme synthesis unit(240) synthesizes morphemes by modifying and calculating the condition for a morpheme string included in the synthesis rules based on the extracted synthesis rule. A phase synthesis unit(250) creates a phase for the synthesized morphemes.
Patent KR-20090094195-A (KR)
Title: Memory system and data erasing method thereof
Inventor: YANO JUNJI
IPC: G11C16/16
Filed: 2009-02-27
Abstract: A memory system and a data erasing method thereof are provided to erase data at a short time by collecting valid data corresponding to a special LBA(Logical Block Addressing) region to a fixed logic block. A managing table group maintains managing information including a storage position of data memorized to a DRAM(20) and a NAND memory(10). The managing table group is included in the NAND memory. A data managing part manages data memorized to the DRAM and the NAND memory through the managing table group. The data managing part receives an erasing command from a host device. The data managing part collects data corresponding to a special LBA region among a special LBA region which is not accessed from the host device and a normal LBA region which is accessed from the host device to one place. The data managing part initializes the managing table group.
Patent KR-20100106655-A (KR)
Title: Screw division unit
Inventor: KIM JUNG SEOP
IPC: B23Q7/00
Filed: 2009-03-24
Abstract: PURPOSE: A screw distributing unit is provided to simplify the structure by supplying screws to an automatic screw fastener using one cylinder and a slider. CONSTITUTION: A screw distributing unit comprises a body(100), a screw supply unit(101), first and second cam grooves(110,120), first, second, third, and fourth ejecting ports(131,132,133,134), and a slider. A first bottom dead center(114) of a first cam groove is arranged in the same line with the screw supply unit. The top dead centers(115,116) of the first cam groove are placed on both sides based on the first bottom dead center. The second bottom dead center(124) of the second cam groove is placed on the same line with the screw supply unit. The third and fourth dead centers(125,126) of the second cam groove are placed on both sides based on the second bottom dead center. The first cam groove is longer than the second cam groove.
Patent KR-20100106736-A (KR)
Inventor: LI XIANG CHUEN
IPC: B65D77/04
Filed: 2009-03-24
Abstract: 진공도(眞空度)를 높여서 각종 식품이나 음식물들의 신선도를 장기간 동안 유지할 수 있는 진공 포장백을 개시한다. 
     그러한 진공 포장백은, 수납공간을 구비한 포장백 본체와, 상기 포장백 본체 상에서 상기 수납공간의 개폐가 가능하게 형성되는 개폐용 파스너와, 상기 수납공간의 공기를 밖으로 배출할 수 있도록 상기 포장백 본체 일측에 형성되는 밸브 그리고, 상기 포장백 본체의 수납공간 내부에 배치되어 상기 밸브를 통해 공기 배출이 가능한 틈새를 형성하는 틈새확보수단을 포함한다. 
     
     포장백 본체, 조작 편의성 및 진공도 향상, 오작동 방지, 틈새확보수단
Patent KR-20100107350-A (KR)
Title: The manpower employment management system which uses prosecuting attorney synthetic duty
Inventor: LEE YOUNG JO
IPC: G06Q30/06
Filed: 2009-03-25
Abstract: PURPOSE: A manpower employment management system using a synthesis office inspection for minimizing a subjective judgement is provided to train an excellent man by distributing job preference effective on a performance of duty. CONSTITUTION: A testee performs member registration. The testee settles accounts expense for the test program on online. The aptitude for duty of the testee is tested. The office character of the testee is tested through the office personality test. The duty preference of the testee is tested through the office preference inspection.
Patent KR-20090102710-A (KR)
Title: Polymer film stretching method
Inventor: AOSHIMA SHINSUKE
IPC: B29C55/06
Filed: 2009-03-26
Abstract: PURPOSE: A polymer film stretching method is provided to perform effective off-line stretching of a TAC film by preventing an adhesive film from remaining. CONSTITUTION: A polymer film stretching method for stretching a polymer film strip carried on a line into a film(3) in the width direction is as follows. The polymer film strip is extended the film width direction while catching both lateral ends of the polymer film strip. The former and following films are attached to the polymer film strip by overlapping the leading end of the following film on the back end of the former film using a double-sided adhesive tape. The length of the double-sided adhesive tape in the film transfer direction is shorter than the length of the leading and back ends.
Patent KR-20100107726-A (KR)
Title: 침강재가 구비된 가두리 양식용 하부틀
Inventor: CHO KWANG SEOK
IPC: A01K61/00
Filed: 2009-03-26
Abstract: 본 발명은 파이프의 내측에 침강재를 삽입하여 중량을 더함으로써 양식용 하부틀이 해저에 침강된 상태를 유지할 수 있도록 하는 침강재가 구비된 가두리 양식용 하부틀에 관한 것이다. 
     종래의 가두리 양식용 하부틀은 장시간 바다 속에서 파도에 유동하다 보면 돌을 매단 밧줄이 부식되어 끊어지는 문제점이 있는데, 이를 해결하기 위하여 본 발명은 파이프와 연결부재, 그물망으로 이루어진 가두리 양식용 하부틀에 있어서, 상기 파이프(1)의 내측에는 가두리 양식용 하부틀이 수중에 침강된 상태를 유지할 수 있도록 중량을 더해 주는 침강재(10)(20)가 삽입된 것을 특징으로 하는 침강재가 구비된 가두리 양식용 하부틀을 제안한다. 
     따라서 본 발명에 의하면, 하측의 파이프 내측에 침강재(10)(20)를 삽입함으로써 양식용 하부틀의 중량이 더해져 해저에 침강된 상태를 유지할 수 있으며, 침강재(10)(20)가 바닷물에 부식될 염려가 없어 양식용 하부틀의 유지관리가 더욱 용이한 효과가 있다. 또한, 본 발명은 파이프에 내측에 삽입되는 침강재(20)를 기밀성이 유지되는 상태로 구성하고, 상기 침강재(20) 내부에 어업폐기물을 투입하여 폐기물을 재활용하는 다른 효과가 있다.  
       
     가두리, 하부틀, 양식용 하부틀, 수중, 침강
Patent KR-20100109595-A (KR)
Title: Dryer of red pepper
Inventor: YOO CHAE KI
IPC: A23B7/02
Filed: 2009-04-01
Abstract: PURPOSE: A red pepper drying machine is provided to efficiently circulate heat from a heating part and to quickly dry red pepper. CONSTITUTION: A red pepper drying machine comprises: integrally assembled upper/lower panel(110,150), left/right panel(120) and rear panel(140); a machine main body(110) in which a door(160) is mounted at the front side; a heating part which dries red peppers by releasing radiant heat at a plurality of heating elements(220); and an air circulation part(300) for discharging moisture in the air.
Patent KR-20100111851-A (KR)
Title: Apparatus and method for changing mimo mode in wireless communication system
Inventor: SONG KUK JIN
IPC: H04B7/005
Filed: 2009-04-08
Abstract: PURPOSE: A MIMO changing apparatus in a wireless communications system for increasing the communication efficiency is provided to increase the performance of the communication system by efficiently changing an MIMO mode about a terminal. CONSTITUTION: If a current MIMO mode is a first MIMO mode which transmits data through a plurality of antennas, a maintenance time determination unit(210) determines a first maintenance time. If the current MIMO mode is a second MIMO mode which transmits data through a plurality of antennas, the maintenance time determination unit determines a second maintenance time. If the first maintenance time is greater than first critical maintenance time, a mode converting unit(240) converts the MIMO mode into the second MIMO mode.
Patent KR-20100114684-A (KR)
Title: Image stabilizer and digital photographing apparatus comprising the same
Inventor: LEE KYUNG BAE
IPC: H04N5/232
Filed: 2009-04-16
Abstract: PURPOSE: An image stabilizer and a digital photographing device comprising the same are provided to reduce epoch-making hand shaking when photographing by using a digital photographing device. CONSTITUTION: A correction lens module comprises a correction supporting plate supporting the correction lens. A first driving unit and a third driving unit are arranged to one side of short axis of a main body. A first projection unit(B1) is located to one side of the long axis of the main body. A second projection unit(B2) and a third projection unit(B3) is located to other side of the long axis of the main body.
Patent KR-20100117949-A (KR)
Title: Defrost heater using surface heating elements of stripe type and method for manufacturing using the same, and defrost apparatus
Inventor: LIM HYUN CHUL
IPC: F25D21/06
Filed: 2009-04-27
Abstract: PURPOSE: A defrosting heater using a sheet heater of a strip type, a manufacturing method thereof and a defrosting device are provided to enable slim heater assembly to be manufactured since a plurality of sheet heaters are connected in serial and/or in parallel using a pair of heater assembling PCB(Printed Circuit Board)s. CONSTITUTION: A defrosting heater comprises heater assembly(20), a heat transfer substrate, and an insulating layer. The heater assembly comprises first and second heater assembling PCBs(22,24) and a plurality of strip type sheet heaters(21). The first and second heater assembling PCBs include a plurality of first and second conductive connecting pads, which are arranged at a given interval. The sheet heaters are formed in a strip shape of a metal film and both ends of the sheet heater are connected between a plurality of first conductive connecting pads of the first heater assembling PCBs and a plurality of second conductivity connecting pads of the second heater assembling PCB. The heat transfer substrate is tightly fixed to one side of an evaporator, receives the heat emitted from the sheet heaters and transfers it to the evaporator. The insulating layer seals the exposed part of the heater assemby.
Patent KR-20100119941-A (KR)
Title: Frame structure for vinyl house
Inventor: PARK YOUN SIK
IPC: A01G9/14
Filed: 2009-05-04
Abstract: PURPOSE: A frame structure for a green house is provided to prevent the falling of a green house resulting from heavy snow by dropping snow downwardly from the roof of the green house. CONSTITUTION: A green structure(200) for a green house includes a vertical frame(210), a horizontal frame(220), an elastic spring(230) and an auxiliary frame(240). The vertical frame includes a pillar(210b) and a roof(210a), and the horizontal is installed in a horizontal direction in order to enhance the supporting force of the vertical structure. The vertical and horizontal structures are made of synthetic resin or stainless. The elastic spring is inserted into a certain region of the roof of the vertical structure.
Patent KR-20100121090-A (KR)
Title: Screw-assisted rotary feeder for transporting ultra small quantity of powder
Inventor: KEEL SANG IN
IPC: B65G53/46
Filed: 2009-05-08
Abstract: PURPOSE: A screw-assisted rotary feeder is provided to uniformly transfer an ultra small quantity of powder for a long time. CONSTITUTION: A screw-assisted rotary feeder comprises a hopper(10), a mixer, a fixed quantity supply unit, and an outlet(50). The hopper accepts the powder. The top of the mixer mixes the powder stored in the hopper. The powder is discharged from through the outlet from the hopper. The fixed quantity supply unit is composed of a connection unit and a rotor. The connection unit connects to the lower part of the mixer. The rotor is formed inside the connection unit.
Patent KR-20100121211-A (KR)
Title: An ultrafine boron powders for magnesium dibride superconducting wires and a method of manufacturing of it by self-propagating high temperature synthesis
Inventor: KIM YOUNG KUK
IPC: C01B35/02
Filed: 2009-05-08
Abstract: PURPOSE: An ultrafine boron powder for magnesium dibride superconductor wires and a method for manufacturing the same are provided to obtain carburization effects and to enable miniaturization of boron powder due to the application of self combustion. CONSTITUTION: A method for manufacturing an ultrafine boron powder for magnesium dibride superconductor wires comprises: a material mixing step(S100) for mixing material powder containing a boron compound, a hydrocarbon compound less than 15 weight% of the boron in comparison with total weight, and a diluting agent less than 300 weight% of the boron in comparison with total weight; a reducing agent mixing step(S200); a self combustion reaction step(S300); and a post processing step(S400).
Patent KR-20100121768-A (KR)
Inventor: HONG SEUNG JAE
IPC: G01R15/12
Filed: 2009-05-11
Abstract: 본 발명은 키핑 클립을 구비하는 멀티미터에 관련된 것으로, 구체적으로는 프로브와 리드를 정리하여 수납하는 키핑 클립을 구비하는 멀티미터에 관련된 것이다. 본 발명은 멀티미터의 측면에 프로브와 리드를 정리된 상태로 수납하므로, 프로브가 분실될 염려가 없고, 재사용 시 프로브와 리드를 정리된 상태로부터 풀어서 신속하고 편리하게 사용될 수 있도록 키핑 클립을 구비하는 멀티미터를 제공한다. 
       
     멀티미터, 키핑 클립, 프로브, 리드
Patent KR-20100122744-A (KR)
Title: A composite of complex earth wall with insulation
Inventor: HWANG HEY ZOO
IPC: E04B2/84
Filed: 2009-05-13
Abstract: PURPOSE: A composition of a complex earth wall with heat insulation function and a construction method thereof are provided to improve insulation effect and prevent a gap between inner and outer walls. CONSTITUTION: A construction method of a complex earth wall with heat insulation function is as follows. A heat insulating material form(14) formed inside the complex earth wall is prepared and a heat insulating material(13) is inserted therein. Stiffeners(10) are formed in a grid format so as to couple and support inner and outer earth walls(12,11) by passing through the heat insulating material form in which the insulating material is inserted. An inner wall form(16) and an outer wall form(15) are formed on both sides of the heat insulating material form to construct an inner wall and an outer wall rammed earth method and earth concrete method, respectively. The forms are removed from the completed complex earth wall.
Patent KR-20100122760-A (KR)
Inventor: LEE GEUM SEON
IPC: A63B67/18
Filed: 2009-05-13
Abstract: 본 발명은 셔틀콕의 타격후 가늘게 뻗어나간 탄성지지봉에 의해 리턴 속도가 빠르고 정확하여 효과적인 배드민턴 연습을 할 수 있는 배드민턴 연습대에 관한 것으로, 본 발명의 구체적인 수단은, 혼자 배드민턴 및 구기 연습을 할수 있는 기구에 있어서, 하단에는 상단의 움직임을 지지 할 수 있는 지탱부와; 상기 지탱부와 운동부를 연결하는 중심부와; 상기 탄성지지봉의 끝단에 일정 길이의 연결끈과; 상기 연결끈의 타단에 연결된 셔틀콕을 포함하고 있는 운동부로, 배드민턴의 자가연습 및 운동이 가능하도록 하는 것을 특징으로 한다. 
       
     배드민턴, 구기연습대, 셔틀콕, 배드민턴연습대.
Patent KR-20090124938-A (KR)
Title: Colored curable composition, color filter, and solid-state image pickup device
Inventor: SHIMADA KAZUTO
IPC: G03F7/075
Filed: 2009-05-15
Abstract: PURPOSE: A colored curing composition, and a color filter using the composition are provided to be cured with a high sensitivity even in case of a high content of a pigment and to form a cured film of an excellent adhesion. CONSTITUTION: A colored curing composition comprises a colorant; an ethylenically polymerizable compound having a structure different from that of the below silane compound; a polymerization initiator; and a silane compound including a silicon atom, a nitrogen atom and a polymerizable group in the molecule. Preferably the silane compound including a silicon atom, a nitrogen atom and a polymerizable group in the molecule is a compound which has 6 or more polymerizable groups in the molecule and has a structure of secondary or tertiary amino group.
Patent KR-20090132498-A (KR)
Title: Control method of injection molding and control apparatus of injection molding
Inventor: KOUMARU IKUO
IPC: B29C45/77
Filed: 2009-05-18
Abstract: PURPOSE: A control method and apparatus for injection molding are provided to prevent the generation of peak pressure during injection by charging a molding material using the internal energy of the molding material. CONSTITUTION: A control method for injection molding comprises the steps of: filling molten resin in a mold under speed control until the charging pressure of the molten resin reaches a first set pressure(S1), filling the molten resin by converting the speed control to pressure control based on the first set pressure when the detected charging pressure exceeds the first set pressure(S3,S4), and converting the pressure control to pressure holding control when the charging speed becomes under the predetermined speed at the state where the molten resin is filled under the pressure control(S6,S7).
Patent KR-20100125483-A (KR)
Title: Infantile coat wearing help organization
Inventor: PARK SE YOUNG
IPC: A41D11/00
Filed: 2009-05-21
Abstract: PURPOSE: A tool for helping to put on upper garment for infants is provided, which makes sleeves of upper garment conveniently and rapidly worn. CONSTITUTION: A tool for helping to put on upper garment for infants comprises: a pair of helping tools(1,1') which have an internal space and are formed in order to be symmetrical to each other; and screw parts(12) which are formed in one side of the tool in order to correspond to each other. The helping tool and screw part are screwed to each other. In a pair of helping tools, a grip bar with a plurality of bells is formed.
Patent KR-20100125719-A (KR)
Title: Analog output module
Inventor: KWON JAE IL
IPC: G05B19/05
Filed: 2009-05-21
Abstract: PURPOSE: An analog output module is provided to maintain the performance of a circuit which is comprised of n output terminals. CONSTITUTION: A signal transmission unit(220) supplies an input signal as first and second signals. The first signal is in voltage form while a second signal is in current form. An output terminal(230) outputs a signal, which is transmitted to the transmission unit, to the outside. An analog multiplexer(210) supplies the first and second signals to the output terminal.
Patent KR-20100128204-A (KR)
Title: Hybrid artificial sink marble panel comprising shell and silica
Inventor: SUR YOUN NAM
IPC: C04B14/04
Filed: 2009-05-27
Abstract: PURPOSE: An internal and external sink panel composition, and a producing method thereof are provided to secure the excellent antibacterial activity and the cracking resistance of the composition. CONSTITUTION: An internal and external sink panel composition is produce by mixing 25~35wt% of sea shells, 12~32wt% of high intensity white silica, 3~7wt% of potassium silicate, 12.99~17.95wt% of calcium phosphate, 12.8~32wt% of unsaturated polyester resin, and 0.01~0.05wt% of visible ray catalyst, and heat-processing the mixture.
Patent KR-20100131207-A (KR)
Title: Transferring baking device
Inventor: JEON KYUNG PYO
IPC: A47J37/06
Filed: 2009-06-05
Abstract: PURPOSE: A transferring baking device is provided to install a guide portion easily in case the production error occurs by having the guide portion supporting member in which elasticity side facilitates in the conveyor is easy thereby not having the risk of the fire due to the structure which does not allow the hot air to ventilate to a purging station directly. CONSTITUTION: A transferring baking device includes a main body(110), a blower section(160), a guide portion(120), a conveyor(140), a heater and a cover(115). An opening(112) and a first opening(113) are formed at the hollow main body. The blower section is located in the main body and has a sirocco fan(161) connected to the first motor(163) and supplies the hot air to the guide portion. A plurality of guide portions is installed in the opening and the first opening separately. The conveyor is installed between the guide portions and is projected to both sides of the cover and carries the roasted object. The heater is installed into one side of the blower section in the main body.
Patent KR-20100136030-A (KR)
Inventor: KIM HEE TAI
IPC: H04R1/10
Filed: 2009-06-18
Abstract: 본 발명은 줄 끝에 탈부착 수단에 의하여 목에 걸거나 벗기가 용이하고 보관시에 줄의 꼬임을 방지할 수 있다는 장점이 있다. 
       
     목걸이 줄, 이어폰
Patent KR-20100137128-A (KR)
Title: Method of programming a nonvolatile memory device, nonvolatile memory device and nonvolatile memory system
Inventor: JANG JOON SUC
IPC: G06F9/44
Filed: 2009-06-22
Abstract: PURPOSE: A method for programming a nonvolatile memory device, the nonvolatile memory device, and a nonvolatile memory system are provided to execute a reprogram operation without loading full-page data for reprogram by a controller. CONSTITUTION: A page buffer unit(220) comprises page buffers. The page buffers temporarily store state group codes showing a state group of a multi level cell corresponding to multi level cells and multi bit data. A control circuit(250) preprograms the multi bit data in the multi level cells. The control circuit reads multi bit data preprogrammed from the multi level cell based on the state group codes. The control circuit reprograms the read multi bit data in the multi level cells.
Patent KR-20100138090-A (KR)
Inventor: JUN SEUNG TAK
IPC: A47J43/28
Filed: 2009-06-24
Abstract: 본 발명은 주방에서 사용되어지는 음식 조리용 조리도구의 나무손잡이 체결방법 및 그 조리도구에 관한 것이다. 
     본 발명은 음식물을 퍼내거나 뒤집거나 섞어주는 몸체(11)로부터 연장 형성되어진 손잡이바(12)에 결속부(13)를 갖도록 프레스 가공된 스테인레스조리체(10)의 결속부(13)를 표면이 연마 형성되어짐과 동시에 합성수지(20)가 채워져 마감부재(30)에 의해 마감되어진 나무손잡이(40)의 결합구멍(41)에 상기의 결속부(13)를 끼운 다음, 스테인레스조리체(10)의 손잡이바(12)에 열발생기구의 +.-접속단자를 접속시켜 발생하는 열에 의해 나무손잡이(40)의 결합구멍(41)에 충진되어 있는 합성수지(20)가 용융되어지면서, 상기의 스테인레스조리체(10) 손잡이바(12)에 나무손잡이(40)가 응결 조립 형성되도록 함을 특징으로 하는 조리도구의 나무손잡이 체결방법과, 음식물을 퍼내거나 뒤집거나 섞어주는 몸체(11)로부터 연장형성되어진 손잡이바(12)에 결속부(13)로 이루진 스테인레스조리체(10)와; 상기 스테인레스조리체(10)의 손잡이바(12) 결속부(12)가 끼워지는 결합구멍(41)이 선단으로 형성되어 있고, 선단이 결속부삽입홈(31)을 가지는 마감부재(30)에 의해 마감처리되어 있으며, 상기의 결합구멍(41)으로 충진 용융되어지는 합성수지(20)에 의해 나무손잡이(40)가 스테인레스조리체(10)의 손잡이바(12)에 조립 형성되어진 조리도구에 의하여 달성될 수 있는 것이다. 
       
     스테인레스조리체, 손잡이바, 결속부, 합성수지, 마감부재, 나무손잡이, 결합구멍
Patent KR-20100138527-A (KR)
Title: 담배를 이용한 살충·기피방법 및 그 장치
Inventor: KIM YONG SU
IPC: A01M13/00
Filed: 2009-06-25
Abstract: 비닐하우스 내에서 작물을 재배할 때 인체에 유해한 농약을 사용하는 대신 보다 친환경적인 담배연기를 이용한 유해곤충의 살충·기피방법 및 그 장치가 개시된다. 본 발명에 의하면, 건조된 담배를 압축성형하여 훈연기에서 훈연시켜 연기를 비닐하우스 내로 분사시키는 방법 및 그 장치를 제공하므로써 그 목적을 달성할 수 있게 된다.
Patent KR-20110004979-A (KR)
Title: Hair cutting device
Inventor: KIM YOUNG SOO
IPC: A45D26/00
Filed: 2009-07-09
Abstract: PURPOSE: A hair cutting device is provided, which prevents skin irritation since the cut section of hair is dull and removes danger of burn due to hotwire. CONSTITUTION: A hair cutting device comprises: a body(100); a switch(130) which is installed in the body and applies power source; a heating element installed at one end of the body; a cover(200) which is equipped in one end of the body and in which a slit is formed; a lamp(140) which is turned on or off by the switch. The heating element includes: a contact panel contacting the front end of the body; a plug terminal connected to a connection terminal; a support block placed between wires; and a hotwire arranged in the cover side of the support block.