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    • 13. 发明申请
    • POUNDING TUNE MASS DAMPER SYSTEMS AND CONTROLS
    • 接地管道大型阻尼器系统和控制
    • US20140262656A1
    • 2014-09-18
    • US13843374
    • 2013-03-15
    • UNIVERSITY OF HOUSTON
    • Gangbing SongDevendra PatilJohn Vartos
    • F16F7/10
    • F16F7/116E21B17/01F16F2230/007
    • A vibration dampener, including, a first beam comprising a first mounting end portion and a first peripheral end portion, wherein the first peripheral end portion comprises a tunable mass, and the first beam is configured to vibrate in tune with a vibrational frequency of a structure supporting the first beam at the first mounting end portion, a second beam comprising a second mounting end portion and a second peripheral end portion, wherein the second peripheral end portion comprises a ring disposed about the first beam, and a viscoelastic material disposed between the first beam and the ring, wherein the viscoelastic material is configured to dampen vibrational energy as the first beam vibrates toward the ring until the viscoelastic material becomes compressed between the first beam and the ring during the course of the impact.
    • 1.一种振动阻尼器,包括:第一梁,包括第一安装端部和第一周边端部,其中所述第一周边端部包括可调谐块,并且所述第一梁被配置成与结构的振动频率一致地振动 在第一安装端部处支撑第一梁,第二梁包括第二安装端部和第二外周端部,其中第二外周端部包括围绕第一梁设置的环,以及设置在第一安装端之间的粘弹性材料 梁和环,其中粘弹性材料构造成当第一梁朝向环振动时抑制振动能,直到在冲击过程中粘弹性材料在第一梁和环之间被压缩。
    • 15. 发明授权
    • Distributed-mass device for reducing vibration generated by a rotorcraft lift rotor, and a rotor hub fitted with such a device
    • 用于减少由旋翼飞船升降机转子产生的振动的分散质量装置以及装配有这种装置的转子毂
    • US08469667B2
    • 2013-06-25
    • US12783608
    • 2010-05-20
    • Vincent Girard
    • Vincent Girard
    • F01D5/02
    • B64C27/001B64C27/32B64C27/35B64C2027/003F16F7/116
    • A distributed mass device for reducing the vibration generated by a rotor, includes a support suitable for being constrained in rotation about an axis of rotation of the lift rotor. The distributed mass device further includes at least two main oscillating masses each provided with a through longitudinal recess, and each being connected to the support by respective deformable elements, the main oscillating masses being constrained to move solely in a horizontal plane by the deformable elements. The distributed mass device is provided with a secondary oscillating mass per main oscillating mass, each secondary oscillating mass being suspended inside the recess of the associated main oscillating mass by resilient elements.
    • 用于减小由转子产生的振动的分布式质量装置包括适于被围绕提升转子的旋转轴线旋转约束的支撑件。 分布质量装置还包括至少两个主振荡块,每个主振荡块均设置有贯穿纵向凹槽,并且每个主振荡块均通过相应的可变形元件连接到支撑件,主振荡块被限制为仅通过可变形元件在水平平面中移动。 分布式质量装置设置有每个主振荡块的次级振动块,每个次级振动块通过弹性元件悬挂在相关联的主振荡块的凹部内。
    • 17. 发明申请
    • MASS-DAMPER SYSTEM
    • MASS-DAMPER系统
    • US20120043171A1
    • 2012-02-23
    • US12858945
    • 2010-08-18
    • Terry SELLACharles BONAMRussell GANSDean COLE
    • Terry SELLACharles BONAMRussell GANSDean COLE
    • F16F7/104F16F7/108F16F7/10
    • F16F7/116
    • A vibration attenuation apparatus may include a mass element, a bracket, and an elastomeric member. The mass element may include a first aperture. The bracket may include first and second portions. The first portion may be attached to a structure that transmits an input vibration. The elastomeric member may engage the mass element and the second portion of the bracket and may suspend the mass element relative to the bracket. The elastomeric member may include a shaft portion and a barb portion. The shaft portion may engage the second portion of the bracket. The barb portion may engage the first aperture of the mass element. The elastomeric member may include properties allowing the mass element to move relative to the bracket in response to the input vibration at a frequency that reduces an amplitude of the input vibration.
    • 振动衰减装置可以包括质量元件,支架和弹性体构件。 质量元件可以包括第一孔。 支架可以包括第一和第二部分。 第一部分可以附接到传递输入振动的结构。 弹性体构件可以接合质量元件和支架的第二部分,并且可以相对于支架悬挂质量元件。 弹性体构件可以包括轴部分和倒钩部分。 轴部分可以接合支架的第二部分。 倒钩部分可以接合质量元件的第一孔。 弹性体构件可以包括允许质量元件响应于减小输入振动的幅度的频率的输入振动而允许质量元件相对于支架移动的特性。
    • 18. 发明授权
    • Oscillation damper for hand-held power tool
    • 手持式电动工具振动阻尼器
    • US08066106B2
    • 2011-11-29
    • US12012055
    • 2008-01-30
    • Franz Moessnang
    • Franz Moessnang
    • F16F7/10
    • B25D17/24B25D16/006B25D2217/0092B25D2250/005F16F7/116
    • An oscillation damper for a hand-held power tool (D) has at least one first spring (4) and at least one second, additional spring (9) for axially compressively preloading a damping mass (3) of the damper against the tool housing, and a user-operated switching element (8) having a first position in which the damping mass (3) is axially compressively preloaded against the power tool housing only by the at least one first spring (4), and a second position in which the switching means (8) connects the damping mass (3) with the at least one second additional spring (9) so that the damping mass (3) is axially compressively preloaded against the power tool housing by both the at least one first spring (4) and the at least one second, additional spring (9).
    • 用于手持式电动工具(D)的振动阻尼器具有至少一个第一弹簧(4)和至少一个第二附加弹簧(9),用于将阻尼块(3)的轴向压缩预加载到工具壳体 以及具有第一位置的用户操作的开关元件(8),其中所述阻尼块(3)仅通过所述至少一个第一弹簧(4)轴向压缩地预压在所述动力工具壳体上,并且第二位置 所述切换装置(8)将所述阻尼块(3)与所述至少一个第二附加弹簧(9)连接,使得所述阻尼块(3)通过所述至少一个第一弹簧(...)被轴向地压缩预压在所述动力工具壳体 4)和所述至少一个第二附加弹簧(9)。
    • 19. 发明授权
    • Self-tuning vibration absorber
    • 自调节振动吸收器
    • US08044629B2
    • 2011-10-25
    • US12201584
    • 2008-08-29
    • Behrooz Fallahi
    • Behrooz Fallahi
    • G05B5/01
    • G05B5/00F16F7/1005F16F7/1022F16F7/116G05B13/042G05B2219/39199
    • A self-tuning vibration absorber including a carrier rod assembly having operatively connected thereto a mounting mechanism for mounting the carrier rod assembly to a primary system and a hollow shafted motorized tuning mechanism for tuning a phase difference between vibration of the primary system and vibration of the carrier rod assembly to 90 degrees, the carrier rod assembly further including a detecting mechanism for detecting the vibration of the primary system and the vibration of the carrier rod assembly, and a controller in electrical connection with the detecting mechanism and the tuning means for controlling the tuning mechanism based on the vibration of the primary system and the vibration of the carrier rod assembly detected. A method of vibration dampening, a method of controlling a self-tuning vibration absorber, and a method of reducing hunting motion in railcars.
    • 一种自调节振动吸收器,其包括具有可操作地连接到其上的载体杆组件,用于将所述载体杆组件安装到主系统的安装机构和用于调节所述主系统的振动与所述主系统的振动之间的相位差的空心轴电动调谐机构 承载杆组件为90度,所述承载杆组件还包括用于检测所述主系统的振动和所述承载杆组件的振动的检测机构,以及与所述检测机构和所述调谐装置电连接的控制器, 基于主系统的振动和检测到的载体杆组件的振动的调谐机构。 一种减振方法,一种自调节振动吸收器的控制方法,以及一种降低轨道车中的摆动运动的方法。