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    • 64. 发明公开
    • GETRIEBEEINHEIT ZUR FÜHRUNG EINES ANTRIEBSMOMENTS VON EINER ANTRIEBSWELLE AUF ZWEI ABTRIEBSWELLEN
    • GETRIEBEEINHEIT ZURFÜHRUNGEINES ANTREBSOMOMENTS VON EINER ANTRIEBSWELLE AUF ZWEI ABTRIEBSWELLEN
    • EP2024663A1
    • 2009-02-18
    • EP07729509.5
    • 2007-05-25
    • ZF Friedrichshafen AG
    • BÖCK, AloisBAASCH, DetlefPETER, RobertKNEDLER, Florian
    • F16H48/20
    • F16H48/30B60K17/20F16H48/08F16H48/20F16H48/22F16H48/295F16H48/34F16H2048/204F16H2048/343F16H2048/423
    • The invention relates to a transmission, in particular a rear axle transmission for transmitting a drive torque from one drive shaft (2) to two output shafts (3, 5) by means of a differential unit (15) and a continuously variable device (14) for influencing the distribution rate of the drive torque to the output shafts (3, 5), said device being activated by means of at least one motor (37). The differential unit (15) comprises a differential (17) and a differential cage (19) that is operatively connected to the drive shaft (2) and the device (14) for influencing the distribution rate of the drive torque has at least one planetary gear set (39) as the transmission ratio stage, which is operatively connected to the differential cage (19) and an associated output shaft (3 and 5) and which can be activated by means of a shifting element (77). The planetary gear set (39) has a first sun gear (61) that is connected to the differential cage (19), a second sun gear (63) that is connected to the respective output shaft (3, 5), planetary gears (69, 71) that interact with the two sun gears (61, 63) and a planetary carrier that is in the form of a strut (65). According to the invention, each planetary gear (69, 71) has axially continuous teeth, with which both the first sun gear (61) and the second sun gear (63) engage.
    • 变速器技术领域本发明涉及一种变速器,尤其是一种用于借助于差速单元(15)和连续可变装置(14)将驱动力矩从一个驱动轴(2)传递到两个输出轴(3,5)的后桥变速器 )用于影响驱动扭矩到输出轴(3,5)的分配比率,所述装置通过至少一个电动机(37)被激活。 差速单元(15)包括差速器(17)和可操作地连接到驱动轴(2)的差速器壳体(19),并且用于影响驱动扭矩的分配速率的装置(14)具有至少一个行星轮 作为传动比级的齿轮组(39),其可操作地连接到差速器罩(19)和相关联的输出轴(3和5)并且可通过换挡元件(77)启动。 行星齿轮组(39)具有连接到差速器壳体(19)的第一太阳轮(61),连接到相应的输出轴(3,5)的第二太阳轮(63),行星齿轮 与两个恒星齿轮(61,63)和呈支柱(65)形式的行星架相互作用的两个太阳齿轮(61,63,69,71)。 根据本发明,每个行星齿轮(69,71)具有轴向连续的齿,第一太阳齿轮(61)和第二太阳齿轮(63)都与该齿啮合。
    • 66. 发明公开
    • GETRIEBEEINHEIT MIT WENIGSTENS EINEM LAMELLENSCHALTELEMENT
    • EP2021645A1
    • 2009-02-11
    • EP07729514.5
    • 2007-05-25
    • ZF Friedrichshafen AG
    • BÖCK, AloisBAASCH, Detlef
    • F16D23/12
    • F16H48/30B60K23/04F16D27/004F16D28/00F16H48/08F16H48/11F16H48/22F16H48/295F16H48/34F16H2048/204F16H2048/343F16H2048/423
    • The invention relates to a transmission comprising at least one plate-type shifting element (77), the plates (75, 79) of which can be displaced axially between an axial adjustment device (87) and a supporting disc (110) and can be brought into frictional contact by a displacement, said axial adjustment device (87) having a pivoting wheel (89) that takes up the rotational motion of a drive shaft of a motor and a ball ramp disc (91) that translates the rotational motion of the pivoting wheel (89) into axial motion and that is non-rotatably mounted and axially displaceable in a housing. According to the invention, the surface (112) of the ball ramp disc (91) that faces the plates (75, 79) is covered with a friction lining that co-operates with the plates (75, 79). Alternatively or in addition, the surface (114) of the supporting disc (110) that faces the plates (75, 79) can be covered with a friction lining that co-operates with the plates (75, 79).
    • 本发明涉及一种变速器,其包括至少一个板式换挡元件(77),其板(75,79)可以在轴向调节装置(87)和支撑盘(110)之间轴向移动,并且可以是 所述轴向调节装置(87)具有一个接收马达的驱动轴的旋转运动的枢转轮(89)和一个平移盘(91)的旋转运动的滚珠斜面盘(91) 使轮(89)枢转成轴向运动并且不可旋转地安装并且可轴向移位在壳体中。 根据本发明,面向板(75,79)的滚珠坡道盘(91)的表面(112)被与板(75,79)协作的摩擦衬覆盖。 可选地或附加地,支撑盘(110)的面对板(75,79)的表面(114)可以被与板(75,79)配合的摩擦衬覆盖。