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    • 45. 发明申请
    • ACTIVE VIBRATION CANCELLATION OF GEAR MESH VIBRATION
    • 主动振动消除齿轮振动
    • WO0181108A3
    • 2002-03-21
    • PCT/US0113433
    • 2001-04-27
    • AMERICAN AXLE & MFG INCVOIGHT MICHAEL ASAGADY DANIEL VSCHANKIN DAVID PHEATON JEFFREY NDUDLEY RACHELGEISSINGER MATT
    • VOIGHT MICHAEL ASAGADY DANIEL VSCHANKIN DAVID PHEATON JEFFREY NDUDLEY RACHELGEISSINGER MATT
    • F16F15/02G10K11/178
    • F16F15/02
    • A drivetrain component assembly comprising a drivetrain structure, means for generating a reference signal indicative of a frequency with which the drivetrain structure vibrates during operation of the drivetrain structure, at least one actuator coupled to the drivetrain structure, at least one sensor operable for monitoring vibrations transmitted from the drivetrain structure and producing a sensor signal in response thereto and a controller coupled to the at least one actuator and the at least one sensor. The controller receives the sensor and reference signals and generates an actuator signal in response thereto. The at least one actuator receives the actuator signal and generates a canceling vibration in the drivetrain structure in response thereto. The canceling vibration has a predetermined frequency and amplitude to substantially cancel-out vibrations in a predetermined bandwidth that are generated during the operation of the drivetrain structure. A method for analyzing the effect of a drivetrain component on a level of noise, vibration and harshness transmitted to a vehicle passenger compartment is also provided.
    • 一种包括传动系结构的传动系组件组件,用于产生参考信号的装置,所述参考信号指示在所述传动系结构的操作期间所述传动系结构振动的频率,耦合到所述传动系结构的至少一个致动器,用于监测振动的至少一个传感器 从传动系统结构传递并响应于此产生传感器信号,以及耦合到至少一个致动器和至少一个传感器的控制器。 控制器接收传感器和参考信号,并响应于此产生致动器信号。 所述至少一个致动器接收致动器信号,并响应于此而在传动系结构中产生抵消振动。 消除振动具有预定的频率和振幅,从而基本抵消了在传动系结构的操作期间产生的预定带宽中的振动。 还提供了一种用于分析传动系组件对传输到车辆乘客室的噪声,振动和粗糙度的影响的方法。
    • 47. 发明申请
    • CONTROLLED RELATIVE RADIUS OF CURVATURE FORGED BEVEL GEARS WITH INVOLUTE SECTION
    • 具有相关部分的曲轴变形齿轮的控制相对半径
    • WO2012027027A2
    • 2012-03-01
    • PCT/US2011043788
    • 2011-07-13
    • AMERICAN AXLE & MFG INCBENEDICT DALE KGUTMAN YEVSEY
    • BENEDICT DALE KGUTMAN YEVSEY
    • F16H55/20F16H1/14
    • F16H55/0813B21J13/02B21K1/30B23P15/14B23P15/24F16H55/17G05B19/182G05B2219/35044G05B2219/36198Y10T29/49474Y10T74/19958Y10T83/0259
    • Mating bevel gears generally include a pinion gear having a body that rotates about an axis and a side gear having a body that rotates about an axis that intersects the axis of the pinion gear. Pinion gear teeth of the pinion gear have a side that defines a curvature with an involute section through which a pitch line extends and a parabolic shape between the pinion gear teeth. Side gear teeth of the side gear have a side that defines a curvature with an involute section through which a pitch line extends and a parabolic shape between the side gear teeth. The curvatures on the pinion and the side gear teeth cooperatively define a controlled relative radius of curvature section except where the involute sections are located. The controlled relative radius of curvature section defines a sum of values of radius of curvature at a point of contact between the curvatures of the pinion gear teeth and the side gear teeth. The sum has a constant or decreasing value.
    • 配合锥齿轮通常包括具有围绕轴线旋转的主体的小齿轮和具有绕与小齿轮的轴线相交的轴线旋转的主体的侧齿轮。 小齿轮的小齿轮齿具有限定曲率的侧面,该曲率具有渐开线部分,俯仰线延伸通过该渐开线部分和小齿轮齿之间的抛物线形状。 侧齿轮的侧齿轮具有限定具有渐开线部分的曲率的侧面,俯仰线延伸通过该渐开线部分,并且在侧齿轮齿之间具有抛物线形状。 小齿轮和侧齿轮齿上的曲率协调地限定了可控的相对曲率半径部分,除了渐开线部分所在的区域外。 受控的相对曲率半径部分限定了小齿轮齿和侧齿轮齿的曲率之间的接触点处的曲率半径的总和。 总和有一个常数或减少的值。