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    • 2. 发明申请
    • Method of Producing Carbon Fiber Reinforced Ceramic Matrix Composites
    • 生产碳纤维增强陶瓷基复合材料的方法
    • US20080143005A1
    • 2008-06-19
    • US11579445
    • 2005-05-27
    • Dong Won LimHong Sik ParkDae Hyun ChoHyun Kyu Shin
    • Dong Won LimHong Sik ParkDae Hyun ChoHyun Kyu Shin
    • D01F9/12
    • C04B38/0032C04B35/565C04B35/573C04B35/806C04B35/83C04B2111/00362C04B2111/26C04B2111/28C04B2235/48C04B2235/5248C04B2235/614F16D69/023F16D2200/0047C04B38/0058C04B38/0067C04B38/068
    • The present invention relates to a method of producing carbon fiber reinforced ceramic matrix composites, the method of producing carbon fiber reinforced ceramic matrix composites according to the present invention is characterized in that the method comprises the steps of: producing a carbon fiber reinforced resin composite that is molded with a mixture in which carbon fibers and polymer precursors containing carbon are mixed; producing a carbon fiber reinforced carbon composite by depositing pyrolytic carbon during a rapid thermal gradient chemical vapor infiltration process while increasing the deposition speed in a direction from the inside to the outside by performing a thermal treatment on said carbon fiber reinforced resin composite at high temperature; and infiltrating liquid-phase silicon into the pores of said carbon fiber reinforced carbon composite. The method of producing carbon fiber reinforced ceramic matrix composites according to the present invention as described above has the effect of improving the properties of carbon fiber reinforced ceramic matrix composites, and it is possible to deposit a pyrolytic carbon layer at a deposition speed 5-10 times faster than other conventional chemical vapor infiltration processes, thereby showing a remarkably improved effect in terms of manufacturing process, time, and cost.
    • 碳纤维增强陶瓷基复合材料的制造方法技术领域本发明涉及碳纤维增强陶瓷基复合材料的制造方法,其特征在于:制造碳纤维增强陶瓷基复合材料的方法,其特征在于, 用其中碳纤维和含碳的聚合物前体混合的混合物模制; 通过在快速热梯度化学气相渗透过程中沉积热解碳,同时通过在高温下对所述碳纤维增强树脂复合材料进行热处理,从而向内到外的方向增加沉积速度,从而生产碳纤维增强碳复合材料; 并将液相硅渗入所述碳纤维增强碳复合材料的孔中。 如上所述的根据本发明的碳纤维增强陶瓷基复合材料的制造方法具有改善碳纤维增强陶瓷基复合材料的性能的效果,并且可以沉积速度为5-10的热解碳层 比其他常规化学气相渗透方法快,从而在制造过程,时间和成本方面显示出显着改善的效果。
    • 3. 发明授权
    • Clutch for transmission of power
    • 离合器用于传递动力
    • US07104377B2
    • 2006-09-12
    • US10825070
    • 2004-04-15
    • Dae Hyun ChoHong Sik ParkHyun Kyu ShinDong Won LimKwang Soo Kim
    • Dae Hyun ChoHong Sik ParkHyun Kyu ShinDong Won LimKwang Soo Kim
    • F16D69/02
    • F16D69/023C04B35/573C04B35/806C04B35/83C04B37/008C04B2235/3826C04B2235/428C04B2235/5244C04B2235/5256C04B2235/614C04B2235/616C04B2235/6562C04B2235/661C04B2237/385C04B2237/52F16D13/64F16D2200/0047F16D2200/0086
    • The present invention relates to a clutch for transmission power. The clutch for transmission power according to the present invention includes flywheel, clutch cover and clutch disk assembly positioning between the flywheel and the clutch cover; moreover, the clutch disk assembly includes a clutch facing having main body portion formed with a center hole in the middle thereof, and a contacting portion wherein one side thereof faces the friction pad at said flywheel side and the other side thereof faces the press plate of said clutch cover, and the portion facing each other between the friction pad and the press plate is made of carbon-carbon composition; a spline hub being overlapped with one side of the clutch facing wherein a spline groove is formed in the inner diameter thereof and a connecting means for connecting the clutch facing with the spline hub. Furthermore, the clutch disk assembly and the method of manufacturing the friction substance for clutch according to the invention can improve assemblability and reduce weight by simplifying it as a single part without using shock absorbing apparatus such as coil spring or the like on clutch disk assembly. In addition, the power transmission of an engine can be improved, and also it has an effect that an automobile can start softly and slippage does not occur even at abrupt acceleration by providing with carbon-carbon composition or carbon-silicon carbide composition having excellent shock absorption function.
    • 本发明涉及一种用于发射功率的离合器。 根据本发明的用于传动动力的离合器包括在飞轮和离合器盖之间定位的飞轮,离合器盖和离合器盘组件; 此外,离合器盘组件包括离合器面对,其具有在其中间形成有中心孔的主体部分,以及接触部分,其中一侧面在所述飞轮侧的摩擦垫,另一侧面向压板 所述离合器盖,并且在所述摩擦垫和所述压板之间彼此相对的部分由碳 - 碳组成制成; 花键轮毂与离合器面对面的一侧重叠,其中在其内径形成有花键槽,以及用于将离合器面向花键轮毂连接的连接装置。 此外,根据本发明的离合器盘组件和制造用于离合器的摩擦物质的方法可以通过将其简化为单个零件而不使用离合器盘组件上的螺旋弹簧等的冲击吸收装置来提高组装性和减轻重量。 此外,可以提高发动机的动力传递,并且还具有通过提供具有优异的冲击的碳 - 碳组合物或碳 - 碳化硅组合物,即使在突然加速时汽车也可以轻松启动并且滑动 吸收功能。
    • 5. 发明授权
    • Carbon-carbon composite for friction products and method of making same
    • 用于摩擦产品的碳 - 碳复合材料及其制造方法
    • US6093482A
    • 2000-07-25
    • US210891
    • 1998-12-16
    • Hyun Cheol ParkHong Bum LeeIk Hyun OhHyun Kyu ShinKwang Soo KimJohn Hyun Park
    • Hyun Cheol ParkHong Bum LeeIk Hyun OhHyun Kyu ShinKwang Soo KimJohn Hyun Park
    • C04B35/83F16D69/02B32B18/00C01B31/00
    • F16D69/023C04B35/83Y10T428/2918Y10T428/292Y10T428/30
    • A carbon--carbon composite for friction products comprises an outer friction part and a load bearing structure part supporting the friction part. The friction part contains a mixture of carbon fibers, pitch powder and graphite powder, whereas the structure part is comprised of a pack of alternating layers of the mixture and layers of one member selected from the group consisting of carbon fabrics, carbon-based prepregs and carbon-based, segmented prepregs. The carbon--carbon composite is formed by way of aternatingly piling up layers of a mixture of carbon fibers, pitch powder and graphite powder and layers of one member selected from the group consisting of carbon fabrics, carbon-based prepregs and carbon-based, segmented prepregs one above the other to provide a preform, heating and pressing the preform within a mold to obtain a green body, carbonizing the green body to prepare a carbonized body, impregnating the carbonized body with pitch powder and recarbonizing the impregnated body, and subjecting the impregnated and recarbonized body to chemical vapor infiltration with hydrocarbon gas.
    • 用于摩擦产品的碳 - 碳复合材料包括外摩擦部件和支撑摩擦部件的承载结构部件。 摩擦部分包含碳纤维,沥青粉末和石墨粉末的混合物,而结构部分由混合物的一组交替层组成,并且选自碳织物,碳基预浸料和 碳基分段预浸料。 碳 - 碳复合材料是通过将碳纤维,沥青粉末和石墨粉末的混合物层和由碳纤维,碳基预浸料和碳基组成的组中选择的一个层的层叠在一起而形成的, 预成型件之间,预成型件一起预成型件,在模具内加热预压成形体,得到生坯,将生坯碳化,制成碳化体,用沥青粉浸渍碳化体,再重新浸渍浸渍体, 浸渍和再碳化身体与碳氢化合物气体进行化学气相渗透。