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    • 3. 发明申请
    • FOUR-WHEEL-DRIVE VEHICLE TRANSMISSION
    • 四轮驱动车辆传动
    • WO03033939A3
    • 2003-10-02
    • PCT/IT0200658
    • 2002-10-15
    • FERRARI SPACIMATTI FRANCONERI CARLO
    • CIMATTI FRANCONERI CARLO
    • B60K17/344B60K17/346F16H3/085F16H3/089F16H3/091F16H3/24F16H48/00F16H3/08
    • B60K17/3467F16H3/085F16H3/089F16H2048/04F16H2200/0017F16H2200/0052
    • A four-wheel-drive vehicle transmission (1) having a input shaft (8) rotated by the vehicle engine (2) about a first axis (A); a front output shaft (10) connected to the front axle (3) of the vehicle; a rear output shaft (12) connected to the rear axle (4) a tubular shaft (14) mounted alongside the input shaft (8) to rotate about a second axis (D) parallel to the first axis (A); a number of groups of gears (15, 16) for selectively connecting the tubular shaft (14) mechanically to the input shaft (8); a first countershaft (17) mounted for rotation about the second axis (D) inside the tubular shaft (14); a second countershaft (18) mounted for rotation about the second axis (D) opposite the first countershaft (17); a planetary gear train (19) for mechanically connecting the tubular shaft (14) to the first (17) and second (18) countershaft; and a first (25) and a second (26) cascade gear set for mechanically connecting the second countershaft (18) to the rear output shaft (12), and the first countershaft (17) to the front output shaft respectively (10).
    • 具有围绕第一轴线(A)由车辆发动机(2)旋转的输入轴(8)的四轮驱动车辆变速器(1); 连接到车辆的前轴(3)的前输出轴(10); 连接到所述后轴(4)的后输出轴(12),安装在所述输入轴(8)旁边以围绕平行于所述第一轴线(A)的第二轴线(D)旋转的管状轴(14)。 用于选择性地将管状轴(14)机械地连接到输入轴(8)的多组齿轮组(15,16)。 第一中间轴(17),安装成围绕管状轴(14)内的第二轴线(D)转动; 第二中间轴(18),安装成围绕与第一中间轴(17)相对的第二轴线(D)旋转; 用于将管状轴(14)机械地连接到第一(17)和第二(18)中间轴的行星齿轮系(19) 以及用于将第二中间轴(18)机械地连接到后输出轴(12)的第一(25)和第二(26)级联齿轮组,以及分别到前输出轴(10)的第一中间轴(17)。