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    • 3. 发明授权
    • Blade for fluid flow engine having a metallic coating layer, and method
of manufacturing and repairing the same
    • 具有金属涂层的流体流动发动机用叶片及其制造和修理方法
    • US5951254A
    • 1999-09-14
    • US891853
    • 1997-07-09
    • Siegfried SikorskiMichael SchoberReinhold Schoenacher
    • Siegfried SikorskiMichael SchoberReinhold Schoenacher
    • F01D5/28B29C70/06B29C70/10B29C73/04B29K105/06B29L31/08B32B15/02F04D29/38
    • B32B15/02
    • A blade for a fluid flow machine such as a jet turbine engine includes a blade body (2) that is to be exposed to the fluid flow and therefore is subject to damage by erosion due to abrasive particle entrained in the fluid flow and due to thermal loading. The blade body (2) is a layered body including base layers (6) of a fiber reinforced synthetic material and a metallic cover layer (7) applied as an erosion protective layer onto at least a portion or the entirety of the surface of the base layers (6). The cover layer (7) includes metallic fibers or threads (9A, 9B) which are bonded with the fiber reinforced synthetic material of the adjacent base layers (6) by the same synthetic resin binder material permeating through and forming a matrix for all the layers (6 and 7). The metallic fibers or threads (9A, 9B) embedded in a synthetic resin matrix are characterized by a high degree of erosion resistance and a good tolerance for defects in the case of local impact or erosion damage. The blade may be a blade of a fan or compressor stage of a jet turbine engine. A method for manufacturing and a method for repairing such blades involves exposing outer layers of fibers of a blade, and applying thereon a cover layer of metallic fibers or threads. An additional outer protective layer may be applied on the cover layer.
    • 用于诸如喷气涡轮发动机的流体流动机的叶片包括将被暴露于流体流动的叶片体(2),并且因此由于夹带在流体流中的磨料颗粒和由于热量而受到侵蚀而损坏 加载。 叶片体(2)是包括纤维增强合成材料的基层(6)和作为侵蚀保护层的金属覆盖层(7)的层叠体,其至少部分或全部的基底表面 层(6)。 覆盖层(7)包括金属纤维或线(9A,9B),其通过相同的合成树脂粘合剂材料与相邻基层(6)的纤维增强合成材料粘合,所述合成树脂粘合剂材料渗透并形成所有层的基质 (6和7)。 嵌入合成树脂基体中的金属纤维或线(9A,9B)的特征在于在局部冲击或侵蚀损伤的情况下具有高抗侵蚀性和良好的缺陷耐受性。 叶片可以是喷气涡轮发动机的风扇或压缩机级的叶片。 制造方法和修复这种刀片的方法包括暴露刀片的纤维外层,并在其上涂敷金属纤维或线的覆盖层。 可以在覆盖层上施加另外的外部保护层。
    • 4. 发明授权
    • Vibration damper for rotor housings
    • 转子外壳的减振器
    • US5429477A
    • 1995-07-04
    • US295265
    • 1994-08-24
    • Siegfried SikorskiReinhold SchoenacherMichael SchoberWolfgang Diepolder
    • Siegfried SikorskiReinhold SchoenacherMichael SchoberWolfgang Diepolder
    • F01D21/04F01D25/04F04D29/66
    • F01D25/04F01D21/045Y02T50/672
    • A vibration damper for rotor housings includes a rubber-elastic damping band (6) that encircles the outer circumference of the rotor housing (4) in a contour fitting manner. A clamping band (7) encircles the damping band (6) and secures the damping band to the housing (4). The clamping band is made of a material having a different modulus of elasticity than the material of the rotor housing, which achieves a detuning of the vibrational system including the rotor housing and the vibration damper as components. Such a detuning reduces the vibrational tendency of the rotor housing. Frictional rubbing between the damping band and the housing surface, and between the damping band and the clamping band effectively damps or dissipates the energy of any vibration that does occur. The clamping band includes a tension adjustment element that is adjustable and releasable so that the clamping band and the entire vibration damper may easily be removed from the housing for carrying out maintenance and inspection procedures.
    • 用于转子壳体的减震器包括以轮廓拟合方式围绕转子壳体(4)的外圆周的橡胶弹性阻尼带(6)。 夹紧带(7)围绕阻尼带(6)并将阻尼带固定到壳体(4)上。 夹紧带由具有与转子壳体的材料不同的弹性模量的材料制成,其实现包括转子壳体和振动阻尼器作为部件的振动系统的失谐。 这种失谐降低了转子壳体的振动趋势。 在阻尼带和壳体表面之间以及阻尼带和夹紧带之间的摩擦摩擦可有效地抑制或消散确实发生的任何振动的能量。 夹紧带包括可调节和可释放的张力调节元件,使得夹紧带和整个减震器可以容易地从壳体移除以进行维护和检查程序。
    • 7. 发明授权
    • Composite material and process for manufacturing same
    • 复合材料及其制造方法相同
    • US06221795B1
    • 2001-04-24
    • US08954199
    • 1997-10-20
    • Siegfried SikorskiMichael SchoberReinhold Schönacher
    • Siegfried SikorskiMichael SchoberReinhold Schönacher
    • B32B1502
    • B32B5/26B29C70/025B29C70/64B32B5/024B32B5/22B32B2260/021B32B2262/103Y10T442/112Y10T442/131Y10T442/3382Y10T442/339Y10T442/3463Y10T442/655Y10T442/658
    • The invention relates to a composite material having a substrate, which contains at least one fiber layer, and a cover layer, which adjoins the substrate and which, at least adjacent to the at least one fiber layer, contains metallic fibers and/or threads. The at least one fiber layer of the substrate and the metallic fibers and/or threads of the cover layer being saturated with binder and, as a result, the substrate and the cover layer are formed together or connected. Metallic, ceramic or glass-type particles are embedded in the cover layer in the area of the metallic fibers and/or threads. Preferably, the particles may be one or more or a combination of TiC, TiN, TiAl, Fe, steel, Ni, Si, metal alloys, diamond, or glass. In addition, the invention provides a process for manufacturing a composite material and articles of manufacture comprising the composite material, especially for rotor blades or propellers. The composite material and products comprising it display improved abrasion and erosion resistance and are protected from electrical damages.
    • 本发明涉及一种复合材料,其具有包含至少一个纤维层的基底和覆盖层,所述覆盖层邻接所述基底,并且至少邻近所述至少一个纤维层包含金属纤维和/或线。 衬底的至少一个纤维层和覆盖层的金属纤维和/或螺纹被粘合剂饱和,结果,基底和覆盖层形成在一起或连接。 金属,陶瓷或玻璃型颗粒被嵌入在金属纤维和/或螺纹区域的覆盖层中。 优选地,颗粒可以是TiC,TiN,TiAl,Fe,钢,Ni,Si,金属合金,金刚石或玻璃中的一种或多种或组合。 此外,本发明提供了一种制造复合材料和制品的方法,其包括复合材料,特别是用于转子叶片或螺旋桨。 包含它的复合材料和产品显示出改进的耐磨损和抗腐蚀性,并且防止电损坏。