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    • 2. 发明授权
    • Beveloid planetary gear drive for transfer case or transmission
    • 巨大的行星齿轮传动用于传动箱或变速箱
    • US08613143B2
    • 2013-12-24
    • US13509320
    • 2011-11-10
    • Brian FitzgeraldBurke SmithDavid W. Wenthen
    • Brian FitzgeraldBurke SmithDavid W. Wenthen
    • B21K1/30B21D53/28
    • B23P15/14B21D53/28
    • A method of assembling a planetary gearset includes die-forming a plurality of circumferentially spaced apart teeth on a sun gear, a planet gear and a ring gear. Each tooth includes a pair of tooth flanks in a final net form for engagement with mating gear teeth. The sun gear teeth have a conical shape to allow a first die to linearly move relative to a second die after the gear teeth are die-formed. The planet gears are mounted on a carrier. The sun gear and the planet gear are oriented such that the conical shapes of the respective gear teeth taper in opposite directions from one another and the planet gear teeth meshingly engage with both the ring gear teeth and the sun gear teeth.
    • 组装行星齿轮组的方法包括在太阳齿轮,行星齿轮和齿圈上模制形成多个周向间隔开的齿。 每个齿包括一对最后的网状齿轮,用于与配合的齿轮齿啮合。 太阳齿轮齿具有锥形形状,以允许在齿轮齿形成之后第一模具相对于第二模具线性移动。 行星齿轮安装在载体上。 太阳齿轮和行星齿轮被定向成使得相应齿轮齿的圆锥形状彼此相反的方向逐渐变细,并且行星齿轮齿与齿圈齿和太阳齿轮齿啮合地啮合。
    • 4. 发明申请
    • CONTINUOUSLY VARIABLE TORQUE TRANSFER MECHANISM
    • 连续可变转矩机构
    • US20130281243A1
    • 2013-10-24
    • US13858162
    • 2013-04-08
    • David W. Wenthen
    • David W. Wenthen
    • F16H3/72
    • F16H3/725F16H3/72
    • A transmission for transferring torque from a prime mover includes a first input shaft adapted to be driven by the prime mover, a second input shaft, an output shaft and an epicyclic gearset. The gearset includes a ring gear being driven by the first input shaft, pinion gears being driven by the ring gear, a sun gear driven by the second input shaft and driving the pinion gears, and a carrier driving the output shaft. A reaction motor drives the second input shaft. A controller controls the reaction motor to vary the speed of the second input shaft and define a gear ratio between the first input shaft and the output shaft based on the second input shaft speed.
    • 用于从原动机传递扭矩的变速器包括适于由原动机,第二输入轴,输出轴和行星齿轮组驱动的第一输入轴。 齿轮组包括由第一输入轴驱动的齿圈,由齿圈驱动的小齿轮,由第二输入轴驱动并驱动小齿轮的太阳齿轮和驱动输出轴的载体。 反作用马达驱动第二输入轴。 控制器控制反作用马达以改变第二输入轴的速度,并且基于第二输入轴转速来限定第一输入轴和输出轴之间的齿轮比。
    • 6. 发明申请
    • CONTINUOUSLY VARIABLE TRANSMISSIONS FOR MOTOR VEHICLES
    • 连续变速器用于汽车
    • US20130225350A1
    • 2013-08-29
    • US13858207
    • 2013-04-08
    • David W. Wenthen
    • David W. Wenthen
    • F16H3/72
    • F16H3/725F16H3/72
    • A transmission for transferring torque from a prime mover includes a first input shaft adapted to be driven by the prime mover, a second input shaft, an output shaft and an epicyclic gearset. The gearset includes a ring gear being driven by the first input shaft, pinion gears being driven by the ring gear, a sun gear driven by the second input shaft and driving the pinion gears, and a carrier driving the output shaft. A reaction motor drives the second input shaft. A controller controls the reaction motor to vary the speed of the second input shaft and define a gear ratio between the first input shaft and the output shaft based on the second input shaft speed.
    • 用于从原动机传递扭矩的变速器包括适于由原动机,第二输入轴,输出轴和行星齿轮组驱动的第一输入轴。 齿轮组包括由第一输入轴驱动的齿圈,由齿圈驱动的小齿轮,由第二输入轴驱动并驱动小齿轮的太阳齿轮和驱动输出轴的载体。 反作用马达驱动第二输入轴。 控制器控制反作用马达以改变第二输入轴的速度,并且基于第二输入轴转速来限定第一输入轴和输出轴之间的齿轮比。
    • 7. 发明授权
    • Transmission having planetary gear drive with variable speed reduction
    • 变速器具有可变速度减速的行星齿轮传动
    • US08517875B2
    • 2013-08-27
    • US12617031
    • 2009-11-12
    • David W. Wenthen
    • David W. Wenthen
    • F16H37/06
    • F16H3/725B60K6/365B60K17/046F16H3/724Y10T477/20
    • A transmission for transferring torque from a prime mover includes a first input shaft adapted to be driven by the prime mover, a second input shaft and an output shaft. A compound planetary gearset includes a sun gear driven by the first input shaft, first pinion gears being driven by the sun gear, a ring gear fixed for rotation with the second input shaft and being meshed with second pinion gears, and a carrier driving the output shaft. A reaction motor drives the second input shaft. A controller controls the reaction motor to vary the speed of the second input shaft and define a gear ratio between the first input shaft and the output shaft based on the second input shaft speed.
    • 用于从原动机传递扭矩的变速器包括适于由原动机驱动的第一输入轴,第二输入轴和输出轴。 复合行星齿轮组包括由第一输入轴驱动的太阳齿轮,由太阳轮驱动的第一小齿轮,与第二输入轴一起旋转并与第二小齿轮啮合的环形齿轮,以及驱动输出 轴。 反作用马达驱动第二输入轴。 控制器控制反作用马达以改变第二输入轴的速度,并且基于第二输入轴转速来限定第一输入轴和输出轴之间的齿轮比。
    • 8. 发明授权
    • Dual clutch multi-speed transaxle
    • 双离合器多速变速驱动桥
    • US08123647B2
    • 2012-02-28
    • US12491376
    • 2009-06-25
    • David W. Wenthen
    • David W. Wenthen
    • F16H37/02
    • F16H37/046F16H3/006F16H3/089F16H2200/0017F16H2200/006
    • A transaxle transfers torque to first and second axle shafts. The transaxle includes a main shaft, a planetary gearset, a first clutch transferring torque between the main shaft and a first member of the planetary gearset and a second clutch transferring torque between the main shaft and a second member of the planetary gearset. An input shaft is fixed for rotation with the first member of the planetary gearset. A countershaft is selectively driven by first, second, third and fourth speed gearsets associated with the input shaft. A final drive unit provides multiplied torque to a differential assembly adapted to drive the first and second axle shafts. Actuation of the first and second clutches selectively provides first through eighth discrete forward drive ratios such that each of the first, second, third and fourth speed gearsets transfers torque during provision of two of the first through eighth forward drive ratios.
    • 变速驱动桥将扭矩传递到第一和第二轴轴。 变速驱动桥包括主轴,行星齿轮组,在主轴和行星齿轮组的第一构件之间的第一离合器传递扭矩,以及在主轴和行星齿轮组的第二构件之间传递转矩的第二离合器。 输入轴被固定以与行星齿轮组的第一构件一起旋转。 中间轴由与输入轴相关联的第一,第二,第三和第四速度齿轮选择性地驱动。 最终驱动单元向适于驱动第一和第二车轴的差动组件提供相乘的扭矩。 第一离合器和第二离合器的致动选择性地提供第一到第八离散的前进驱动比,使得第一,第二,第三和第四速度齿轮组中的每一个在提供第一到第八前进驱动比中的两个时传递转矩。