baber/WOPTO huggingface dataset:
Patent KR-20160102817-A (KR)
Title: Steel pipe pile construction method of sacrificial steel pipe casing partial pullout
Inventor: KIM DONG WOOK
IPC: E02D9/00
Filed: 2015-02-23
Abstract: Disclosed is a construction method for a partial pullout type steel pipe pile of a sacrificial steel pipe casing. According to the present invention, the construction method for a partial pullout type steel pipe pile of a sacrificial steel pipe casing includes: an interpenetration step of interpenetrating a steel pipe casing into an excavation cavity while the ground is excavated; an injection step of partially injecting grouting into the steel pipe casing; an insertion step of inserting a short pile into the steel pipe casing; a pullout step of partially pulling out the steel pipe casing while injecting the grouting between the short pile and the excavation cavity; and a cutting step of cutting a part pulled out of the steel pipe casing. According to the present invention, the construction method for a partial pullout type steel pipe pile of a sacrificial steel pipe casing can improve a support force of a pile by using a part of the casing steel pipe as a sacrificial steel pipe and can minimize a rise in construction costs and whole material costs of the pile, by using the casing steel pipe for the sacrificial steel pipe.
Patent KR-20150111279-A (KR)
Inventor: KIM GI HOON
IPC: F02B31/04
Filed: 2015-02-26
Abstract: The present invention relates to a device for increasing the flow speed of an engine pipe and a method for processing the same. More specifically, the present invention prevents a vortex and a noise from being generated. The present invention comprises: an inner circulation unit (10) provided at constant intervals; a gas introduction unit (11) formed on a gas induction unit side of the inner circulation unit (10); an outer circulation unit (20) provided at constant intervals; a centrifugal circulation inducing cutting unit (12) inducing centrifugal circulation; and a pipe binding plate (30).
Patent KR-20160106820-A (KR)
Inventor: LEE JU YONG
IPC: F23B60/02
Filed: 2015-03-02
Abstract: The present invention relates to a pellet heater. The objective of the present invention is to provide the pellet heater which can improve environment of a burning chamber by minimizing initial smoke generation by making pellets on a brazier be ignited in a short time, and can improve fire power performance by preventing fuel ash from being deposited in a flue duct certainly by filtering the flue ash (soot) included in a combustion gas discharged through the flue duct, and also can prevent a flue duct explosion accident in advance. The pellet heater of the present invention comprises: the brazier burning the pellets by being installed in the burning chamber; a heater igniting the pellets by heating the brazier while being installed at a lower side of the brazier; a hopper which stores the pellets and supplies the pellets onto the brazier; and the flue duct which is embedded in the burning chamber zigzag and discharges the combustion gas generated in the burning chamber to the outside. The brazier comprises a number of through-holes supplying air to the pellets on the brazier while being formed to penetrate a side of a center part. The flue duct comprises a filter box filtering the flue ash (soot) included in the combustion gas at an entrance and passing the combustion gas.
Patent KR-20160107661-A (KR)
Inventor: PEE JAE HWAN
IPC: C04B14/04
Filed: 2015-03-05
Abstract: The present invention relates to a celadon glaze composition comprising celadon glaze powder, frit, and water, and to a method for producing celadon having improved scratch resistance by using the same. The frit is powder comprising chemical components including 54-64 wt% of SiO_2, 5-10 wt% of Al_2O_3, 10-18 wt% of CaO, 0.01-2.5 wt% of MgO, 0.1-5 wt% of K_2O, 0.01-2wt% of Na_2O, 0.001-1.5 wt% of TiO_2, 0.1-6 wt% of B_2O_3, and 5-20 wt% of ZnO. A weight ratio of the celadon glaze powder and the frit is 60:40-95:5, and a water content rate is 35-55%. According to the present invention, by using a celadon glaze composition, celadon having improved scratch resistance can be produced.
Patent KR-20160108788-A (KR)
Inventor: LIM KWANG SEUNG
IPC: F21V31/00
Filed: 2015-03-06
Abstract: The present invention relates to an explosion-proof lamp for an offshore plant. The explosion-proof lamp for an offshore plant comprises: a plurality of lighting units; a support unit which disposes and fixes the lighting units to be adjacent to each other; an angle adjustment unit which is coupled to the support unit to rotate, for adjusting a direction of light emitted from the lighting units; an external power connection unit which is coupled to the support unit and is connected to an external power supply unit to supply power to each lighting unit. According to the explosion-proof lamp for an offshore plant according to the present invention, it is possible to prevent spark caused by an electrical defect of a lighting module from being transferred to the outside, on the contrary, it is possible to prevent explosion pressure acting from the outside, explosive gas, or moisture from flowing in, and it is possible to safely perform a lighting function even at a place where there is a risk of gas explosion. In addition, the explosion-proof lamp for an offshore plant according to the present invention can connect or disconnect a power line connected to the power supply unit and a power line connected to the lighting module to each other through a first connector and a second connector coupled to the ends of the power lines, can clearly arrange the lines by including the accommodation space for accommodating and maintaining the power lines and the connectors, and has high air tightness and explosion-proof performance through a molding unit coupled to the front portion of the power supply unit.
Patent KR-20160109788-A (KR)
Title: Crispy stir-fried rice manufacture equipment and method
Inventor: KIM JEONG SEON
IPC: A23P1/12
Filed: 2015-03-13
Abstract: The present invention relates to a manufacturing apparatus of bar rice cake for stir-fired rice cake, and relates to a manufacturing method of bar rice cake for stir-fired rice cake using the same. The manufacturing apparatus of bar rice cake for stir-fired rice cake has the crispy mouthfeel of the surface by partially removing the moisture contained when manufacturing the bar rice cake, and feels both crispy taste and chewy taste when eating the stir-fried rice cake by exhibiting the chewy mouthfeel inside. Other ingredients are filled inside the stir-fired rice cake, thereby providing the crispiness, the stickiness, and various mouthfeels.
Patent KR-20160112564-A (KR)
Inventor: KANG KYUNG HYUN
IPC: B60R21/0134
Filed: 2015-03-19
Abstract: A vehicle comprises: a detection unit detecting a barrier; a control unit generating barrier information based on a detection signal of the detection unit and safety information based on a surrounding vehicle; and a communication unit transmitting the barrier information and the safety information to the surrounding vehicle.
Patent KR-20160113449-A (KR)
Title: 보호자 단말에 설치된 어플리케이션의 유저 인터페이스를 통한 착용형 장치의 위치 기반 서비스 제공 방법
Inventor: MOON SEOK MIN
IPC: G08B21/02
Filed: 2015-03-20
Abstract: 보호자 단말에 설치된 어플리케이션의 유저 인터페이스를 통한 착용형 장치의 위치 기반 서비스 제공 방법은 보호자 단말에 설치된 어플리케이션의 유저 인터페이스 상에 상기 보호자 단말에 등록된 적어도 하나의 착용형 장치를 디스플레이하는 단계; 상기 적어도 하나의 착용형 장치 주변에 위치하는 적어도 하나의 모바일 단말에 의하여 전송되는 상기 적어도 하나의 착용형 장치의 고유 식별 정보 및 상기 적어도 하나의 모바일 단말의 위치 정보에 기초하여, 상기 유저 인터페이스 상에 상기 적어도 하나의 착용형 장치의 위치 정보와 관련된 상태 정보를 제공하는 단계; 상기 유저 인터페이스 상에서 상기 적어도 하나의 착용형 장치에 대한 실종 신고가 입력되는 경우, 상기 적어도 하나의 착용형 장치의 위치 정보와 관련된 상태 정보를 실종 상태로 변경하여 표시하는 단계; 및 상기 디스플레이되는 적어도 하나의 착용형 장치의 시각적 효과를 변경하는 단계를 포함한다.
Patent KR-20160115084-A (KR)
Inventor: PARK SANG MYOUNG
IPC: H04W4/12
Filed: 2015-03-25
Abstract: The present invention relates to home emergency alarm system. The home emergency alarm system according to the present invention comprises: an unauthorized intrusion detection module for detecting an emergency situation caused by intrusion into a house; an alarm device for generating an alarm in operation of the unauthorized intrusion detection module; and a home smartphone for receiving a signal from the alarm device by short-distance wireless communication and performing an automatic trespass report if a release signal is not input to the alarm device after a predetermined time elapses after the operation of the alarm device.
Patent KR-20160120566-A (KR)
Inventor: PARK MIN SICK
IPC: B60W30/06
Filed: 2015-04-08
Abstract: 본 발명의 일 실시 예에 따른 차량용 제어장치는, 차량에 장착되어, 상기 차량이 후진하면서 주차되는 경우, 상기 차량의 주차를 보조하기 위한 가이드 정보를 제공할 수 있다. 보다 구체적으로, 본 발명의 일 실시 예에 따른 차량용 제어장치는, 표시부, 차량의 후방을 촬영하는 카메라, 상기 차량 후방의 지면 상에, 상기 차량의 길이방향에 수직한 방향과 평행하게 레이저를 출력하는 레이저 출력부 및 상기 카메라에 의하여 촬영된 상기 차량 후방의 영상으로부터, 주차라인 및 상기 레이저를 검출하고, 상기 주차라인을 기준으로, 상기 주차라인에 대한 상기 레이저의 기울기에 근거하여, 상기 차량의 주차를 보조하는 가이드 정보가 출력되도록 상기 표시부를 제어하는 제어부를 포함하는 것을 특징으로 한다.
Patent KR-20160123439-A (KR)
Inventor: HA SEUNG MEEN
IPC: G06Q30/02
Filed: 2015-04-15
Abstract: Disclosed are a method and a system for providing a promotion platform wherein an event of a mobile application is provided through the promotion platform. The method for providing a promotion platform comprises the steps of: receiving a request for entry into a promotion platform through a first application from a user terminal; providing a promotion information screen if the user terminal enters the promotion platform according to the request for entry; receiving the selection of an event item included in the promotion information screen from the user terminal; providing an event information screen as the event item is selected; receiving the selection of at least one event among events related to multiple applications included in the event information screen from the user terminal; and providing coupon information corresponding to the selected event to the user terminal. The promotion platform may represent a platform for sharing the users of respective user terminals who have entered through different applications.
Patent KR-20160123756-A (KR)
Title: 씨앗 부착 직파용 친환경 복합 기능 파종 시트
Inventor: KIM JIN YOUNG
IPC: A01C1/04
Filed: 2015-04-17
Abstract: 본 발명은 PLA(폴리락틱산, polylactic acid, PLA)수지에 한지 지료로서 점성이 높고 결속성이 좋은 닥펄프와 황토, 농작물에 맞는 무기물 영양소로서 항균효과, 탈취효과, 습기제거효과가 탁월한 원적외선 방사물질인 기능성 광물질이 혼합 초지된 다공질 생분해성의 상하 복층 복합 기능 생분해 시트 사이로 중앙의 씨앗 둘레에 농작물 성장에 필요한 비료층, 영양소층 및 제초제층이 동심원 구조로 구비된 씨앗 부착 약제 피복층이 전후 좌우 종횡의 일정 간격 다수개 반복적으로 구비되고 복합 기능 한지 시트에 일체로 압착되어 적층 형성된 새로운 형태의 씨앗 부착 직파용 친환경 복합 기능 파종 시트로서, 
생분해성 수지 및 기능성 한지 특유의 다공질 기재 조직 구조에 각 기능 활성 성분이 일체 유기적으로 결합되어 복합적으로 상승작용하는 씨앗 부착 직파용 친환경 복합 기능 파종 시트에 관한 것이다.
Patent KR-20160125781-A (KR)
Inventor: HA KI TAE
IPC: A61K31/7012
Filed: 2015-04-22
Abstract: The present invention relates to a composition for preventing or treating sterility or infertility comprising a sialylated Tn antigenic carbohydrate, or an activation agent of the antigen as an active component. Further, the present invention relates to a pharmaceutical composition for contraception comprising an inhibitor of a sialylated Tn antigenic carbohydrate, or an expression or active inhibitor of enzymes which synthesize the antigen. Further, the present invention relates to a marker composition for measuring pregnancy possibility or pregnancy efficiency comprising a sialylated Tn antigenic carbohydrate. Further, the present invention relates to a method for screening a sterility or infertility treatment agent, or an anticonceptive using sialylated Tn sugar chains. A sialylated Tn antigen according to the present invention has a close relation with implantation of pregnancy. Therefore, a sialylated Tn antigen according to the present invention is capable of being used as a sterility treatment agent or an anticonceptive, and is used to measure pregnancy possibility or pregnancy efficiency. Further, a sialylated Tn antigen according to the present invention is capable of being used as a method for screening the sterility treatment agent or the anticonceptive.
Patent KR-20160126349-A (KR)
Title: Hanger for camping pole shaft
Inventor: JEONG MIN HYUN
IPC: A45F5/00
Filed: 2015-04-23
Abstract: The present invention provides an accommodating device for a camping pole, comprising: an insertion part having a hollow formed in the vertical direction to be inserted into an outer side of the camping pole; a coupling part connected to the insertion part and fixing the position thereof while the insertion part is inserted into the pole; and an accommodation part which is connected to one side of the insertion part to be able to extend laterally towards a lateral side of the pole and on which various camping supplies are hang or accommodated on an upper portion thereof. Accordingly, the accommodating device for a camping pole is designed in such a manner that the insertion part is inserted into the outer side of the camping pole while fixed to the pole through the coupling part, and camping supplies are hung on the accommodation part or placed on the upper portion of the accommodation part as the accommodation part is extending laterally towards the lateral side of the pole in a state of being connected to the insertion part, thereby allowing easy installation and occupying a small space as the camping supplies are hung on the pole.
Patent KR-20160129551-A (KR)
Title: Composition for prompt hair-increasing and method for manufacturing the same
Inventor: KIM SANG HOON
IPC: A61Q7/00
Filed: 2015-04-30
Abstract: Disclosed are a temporary hair increasing composition in a particle form, and a preparation method of a temporary hair increasing composition in a particle form. The composition comprises small particles formed by including high density powder, and can be discharged through an outlet in a puff form. Also, the composition can create an elaborate and natural style by directly applying the composition to a region having less hair while lightly touching the region. In addition, when applied, the composition has excellent adhesion and water resistance.
Patent KR-20160130046-A (KR)
Inventor: PARK JEONG MIN
IPC: G03F7/004
Filed: 2015-04-30
Abstract: According to an embodiment of the present invention, a positive photosensitive resin composition comprises: a) a copolymer represented by chemical formula 1; b-1) an oxime-based photoacid generator; b-2) a triazine-based photoacid generator; c) an organic base; and d) a solvent. In chemical formula 1, R_1 is one from acetyl and ketal groups, and x+y+z=1.
Patent KR-20150143294-A (KR)
Inventor: SHIN YONG WOO
IPC: A23L19/00
Filed: 2015-05-01
Abstract: The present invention relates to a method for making a natural fermented enzyme, and more specifically, to a method for making a natural fermented enzyme, with natural materials preserved in honey or sugar and mushrooms preserved in alcohol, which is capable of alleviating skin disease such as atopic dermatitis and the like when eaten, and removing bad smell from fishes when used as seasoning. The method for making the natural fermented enzyme of the present invention comprises: a first step of making honey preserves by preserving a first natural material in honey; a second step of making sugar preserves by preserving a second natural material in sugar; a third step of making alcohol preserves by preserving a third natural material in alcohol; a fourth step of making a natural mixture by mixing the honey preserves, sugar preserves, and alcohol preserves; and a fifth step of fermenting the natural mixture in the fourth step. The first natural material is at least one among garlic, ginger, quince, green onion roots, Metaplexis japonica fruit, Rosa multiflora fruit, balloonflower roots, Codonopsis lanceolata roots, Polygonum multiflorum, Asiasari radix roots, Asparagus cochinchinensis Merrill, Caraganae radix, dandelion, Artemisia capillaris Thunb., an elm, Acanthopanax root bark, Achyranthes japonica Nakai, Cynanchum wilfordii Hemsley, Atractylodes japonica Koidzumi, and Gastrodia elata Blume. The second natural material is at least one among Japanese apricot, grape, wild peach, mulberry, sacred fig fruit, Lysimachiae Herba, Shining-leaved gypsywort, mugwort, Aralia cordata Thunb., Angelica roots, pine needles, Saururi Herba, Chinese yam, and wild pear. The third natural material is at least one among Wolfiporia extensa (Peck) Ginns, Lentinula edodes, and Phellinus linteus.
Patent KR-20160130887-A (KR)
Title: 신경 질환의 예방 및 개선용 발효황금 천마복합액의 제조방법
Inventor: KIM MIN SUN
IPC: A61K36/539
Filed: 2015-05-04
Abstract: 본 발명은 신경 질환의 예방 및 개선용 조성물에 관한 것으로, 발효황금, 천마, 진피, 갈근 및 인삼으로 구성된 발효황금 천마복합 추출분말에 관한 것이다.  

본 발명에 따른 신경 질환의 예방 및 개선용 조성물은 신경세포의 신경돌기 성장을 촉진하는 데 베타-Ⅲ 튜블린과 GAP-43의 mRNA 유전자와 단백 발현의 발현촉진을 효능을 가지고 있다.  
      또한, pERK1/2 단백질 발현과 신경돌기의 생장 촉진 효능을 나타낸다. 
본 발명의 발효황금 천마복합 생약 복합 추출 분말은 천연 유래의 물질을 활용하여 부작용 및 세포독성이 없는 뇌질환 예방 및 개선용 기능성 식품으로 사용될 수 있다.
Patent KR-20160132249-A (KR)
Title: Composition for inducing maturation of antigen-presenting cell comprising relaxin
Inventor: PARK YEONG MIN
IPC: A61K38/22
Filed: 2015-05-08
Abstract: The present invention relates to a composition for inducing maturation of antigen presenting cells comprising relaxin hormone as an active ingredient. The relaxin hormone according to the present invention has an excellent effect of effectively maturing antigen presenting cells, and particularly dendritic cells, by promoting differentiation of immature antigen presenting cells, wherein the antigen presenting cells matured by the relaxin hormone can be used in treating immune diseases such as cancer or the like.
Patent KR-20150129292-A (KR)
Title: 박막 트랜지스터 및 이를 포함하는 평판 표시 장치
Inventor: KIM HYOUNG JUNE
IPC: H01L27/32
Filed: 2015-05-08
Abstract: 본 발명은 기판의 상부에 형성되는 게이트 전극과, 상기 게이트 전극의 상부에 게이트 절연막과, 상기 게이트 절연막의 상부에 형성되며 금속 산화물로 형성되는 산화물 박막과, 상기 산화물 박막의 상부에 형성되는 소스 전극 및 드레인 전극을 포함하며, 상기 산화물 박막은 플래시 램프에서 조사되는 광에 의하여 열처리되며, 상기 게이트 전극은 상기 기판의 상부에 금속 재질로 형성되는 전극층 및 상기 전극층의 상면에 상기 플래시 램프에서 조사되는 광에 대한 상기 전극층의 반사율보다 높은 반사율을 갖는 금속 재질로 형성되는 반사층을 포함하는 박막 트랜지스터와 이를 포함하는 평판 표시 장치를 개시한다.
Patent KR-20160137236-A (KR)
Inventor: KIM DAE GEUN
IPC: F28F21/08
Filed: 2015-05-22
Abstract: 압축기를 거쳐나온 고온고압의 냉매를 응축 및 액화시키는 응축기에 있어서, 일측의 유입구로부터 냉매가 유입되어 타측의 배출구로 배출되도록 내부가 중공된 관 형상으로 형성되고, 단일 유로를 갖도록 다수 회 절곡되어 종·횡 방향으로 복수 배열되는 냉매튜브와, 상기 냉매튜브의 외면을 따라 나선형으로 감기는 방열부재와, 상기 방열부재가 상기 냉매튜브의 외면에 밀착 고정되도록 상기 방열부재의양측 끝단부 외면에 가압되어 결합되는 고정부재와, 상기 냉매튜브의 외면에 상기 방열부재 및 고정부재가 결합된 열교환튜브를 지지 및 고정하는 브라켓을 포함하여, 내부에 냉매가 이동하는 냉매튜브의 외면에 방열부재가 나선형으로 감겨져 간편하고 견고하게 고정되는 열교환 튜브를 이용해, 열교환기에 대응되는 형상으로 벤딩함으로써, 열교환 면적의 증대를 통한 열교환 효율을 향상시키고, 간략한 제조공정을 통한 작업의 효율성 및 편의성을 증대시키고 제조비용을 절감시킬 수 있는 응축기에 관한 것이다.
Patent KR-20160138815-A (KR)
Title: 액정 조성물
Inventor: KIM YOUNG KUK
IPC: C09K19/20
Filed: 2015-05-26
Abstract: 본 발명은 액정 조성물에 관한 것으로, 본 발명에 따른 액정 조성물은 하기 화학식 1로 표시되는 액정 화합물 2종 이상을 16.5 중량% 초과 및 40 중량% 미만으로 포함하여, 고유전율 이방성, 고굴절률 이방성 및 낮은 점도를 가지며, 따라서 다양한 액정 표시 소자, 특히 신속한 응답 시간을 요구하는 VA, MVA, PVA, PS-VA, PALC, FFS, PS-FFS, IPS 또는 PS-IPS 모드의 액정 표시 소자에 최적화된 액정 조성물을 제공할 수 있다. 
[화학식 1] 
   
상기 식에서,  
X, A 및 m은 명세서 내에 정의한 바와 같다.
Patent KR-20160140231-A (KR)
Inventor: SON DONG NAM
IPC: G06K9/00
Filed: 2015-05-29
Abstract: The present invention relates to a fingerprint sensor package capable of minimizing, and a method for manufacturing the same. According to an embodiment of the present invention, the fingerprint sensor package includes a fingerprint sensor, a body unit, an encapsulating unit, a circuit pattern unit, and a line unit. Herein, the fingerprint sensor senses a fingerprint. The body unit has the fingerprint sensor secured thereon and mounted on a substrate thereof. The encapsulating unit fixes the fingerprint sensor on the body unit. The circuit pattern unit is arranged on a surface of the body unit and electrically to the substrate. The line unit is electrically to the circuit pattern unit and a bond pad of the fingerprint sensor. Thereby, the present invention can reduce the height of the fingerprint sensor package, thereby minimizing the fingerprint sensor package.
Patent KR-20160141558-A (KR)
Inventor: JEONG KYUNG AH
IPC: G06F12/08
Filed: 2015-06-01
Abstract: According to an embodiment of the present invention, an application processor comprises: a memory apparatus for storing data based on a storage method; an address mapping table for storing information on the storage method of the data; a system bus for bypassing the data or converting the data based on the storage method; and a data process apparatus for receiving the data through the system bus.
Patent KR-20150140586-A (KR)
Inventor: ECHTERMEYER JOERG
IPC: B23K11/00
Filed: 2015-06-05
Abstract: The present invention relates to a method for resistance welding of a first part (12) to a second part (14). At least a combination area (38) of the second part (14) is inserted into an opening (12a) of the first part (12) as much as an insertion path (36) and is welded. An internal dimension (12b) of the opening (12a) and an external dimension (14b) of the combination area (38) are pressurized and inserted into each other to be realized like a customized item. According to the present invention, the insertion path (36) is limited by an external path limiting unit (32) which can be desirably controlled. In addition, the present invention comprises: a device for resistance welding of the first part (12) to the second part (14); and, a high-pressure fuel pump for a fuel system of an internal combustion engine.
Patent KR-20160146322-A (KR)
Inventor: KIM SANG SUB
IPC: G01N27/407
Filed: 2015-06-12
Abstract: The present invention relates to a gas sensor for detecting CO, which includes a nanowire including a metallic oxide. The nanowire has a core-shell structure including a first metallic oxide layer and a second metallic oxide layer enclosing the first metallic oxide layer and an Au particle on the surface of the core-shell structure. The first oxide layer includes SnO_2 and the second oxide layer includes ZnO.
Patent KR-20160147492-A (KR)
Title: Method for Removal of Adhered Mortar from Recycled Aggregate Using Microwave Irradiation And Mixed Solution of Acid And Hydrogen Peroxide
Inventor: AHN JOHNG HWA
IPC: B08B3/12
Filed: 2015-06-15
Abstract: The present invention relates to a method for removing a mortar attached onto a recycled aggregate using a microwave and a mixed solution of acid and hydrogen peroxide and a method for estimating an amount of the mortar attached onto the recycled aggregate using the removing method. The removing method of the present invention has a mortar removing speed which is 190 times faster than when only a hydrochloric acid is used and the whole removing time of a recycled aggregate mortar which is within two or three hours, thereby enabling fast removal. In addition, according to the present invention, since the recycled aggregate mortar can be removed almost completely, the removing method is useful for the method for estimating the amount of the mortar attached onto the recycled aggregate.
Patent KR-20160148820-A (KR)
Title: Drum in hat brake disk for vehicle and manufacturing method thereof
Inventor: CHUNG MIN GYUN
IPC: B24C1/10
Filed: 2015-06-16
Abstract: The present invention relates to a drum-in-hat brake disc and a manufacturing method thereof, capable of forming a spray coating layer to secure the wear resistance of a hat part while reducing the weight of a drum-in-hat brake device. According to an embodiment of the present invention, the manufacturing method includes: a main brake part casting procedure of preparing a main brake part by casting a cast iron; a hat part casting procedure of placing the main brake part in a mold, and forming a hat part by injecting aluminum alloy molten metal; a metal separation procedure of manufacturing a drum-in-hat (DIH) brake disc by cooling at a high temperature and separating the mold; a first surface treatment procedure of polishing the internal surface of the hat part to improve bonding force of the spray coating layer; a second surface treatment procedure of performing shot-blast treatment on the internal surface of the hat part by using alumina; and a spray coating procedure of forming a spray coating layer on the internal surface of the hat part which has gone through the shot-blast treatment.