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    • 9. 发明授权
    • Four-wheel drive vehicle transmission
    • 四轮驱动车辆传动
    • US07578762B2
    • 2009-08-25
    • US10492873
    • 2002-10-15
    • Franco CimattiCarlo Neri
    • Franco CimattiCarlo Neri
    • F16H37/08
    • B60K17/3467F16H3/085F16H3/089F16H2048/04F16H2200/0017F16H2200/0052
    • A four-wheel-drive vehicle transmission (1) having a drive torque input shaft (8) rotated about a first axis of rotation (A); a front output shaft (10); a rear output shaft (12); an auxiliary tubular shaft (14) mounted alongside the input shaft (8) to rotate about a second axis of rotation (D); at least one first group of gears (15, 16) for selectively connecting the auxiliary tubular shaft (14) to the input shaft (8); a first countershaft (17) mounted inside the auxiliary tubular shaft (14); a second countershaft (18) mounted for rotation opposite the first countershaft (17); a planetary gear train (19) for mechanically connecting the auxiliary tubular shaft (14) to the first (17) and second (18) countershafts; and a first (25) and a second (26) cascade gear set for connecting the first and second countershafts (17,18) to the front and rear output shafts (10,12), respectively.
    • 具有围绕第一旋转轴线(A)旋转的驱动扭矩输入轴(8)的四轮驱动车辆传动装置(1); 前输出轴(10); 后输出轴(12); 辅助管状轴(14),其安装在所述输入轴(8)旁边以围绕第二旋转轴线(D)旋转; 用于选择性地将辅助管状轴(14)连接到输入轴(8)的至少一个第一组齿轮(15,16); 安装在所述辅助管状轴(14)内的第一中间轴(17); 安装成与第一中间轴(17)相反旋转的第二中间轴(18); 用于将辅助管状轴(14)机械地连接到第一(17)和第二(18)中间轴的行星齿轮系(19) 以及用于将第一和第二中间轴(17,18)分别连接到前和后输出轴(10,12)的第一(25)和第二(26)级联齿轮组。