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    • 3. 发明授权
    • Speed changing gear device having two independent gear assemblies
    • 具有两个独立齿轮组件的变速齿轮装置
    • US5176592A
    • 1993-01-05
    • US792657
    • 1991-11-15
    • Yasunori NakawakiToshiyuki AsadaToshitake SuzukiYasuhiko HigashiyamaAkiharu AbeNaoki Moriguchi
    • Yasunori NakawakiToshiyuki AsadaToshitake SuzukiYasuhiko HigashiyamaAkiharu AbeNaoki Moriguchi
    • F16H3/66
    • F16H3/666F16H3/66F16H2003/442F16H2003/445F16H2200/0047F16H2200/0086F16H2200/201F16H2200/2051
    • A speed changing gear device for an automatic transmission, comprising a main gear assembly for providing a plurality of operating positions, and an auxiliary gear assembly for providing a direct drive position and a speed changing drive position. The main gear assembly includes a single-pinion type first planetary gear unit having a first sun gear, a first planetary gear, a first ring gear and a first carrier, and a single-pinion type second planetary gear unit having a second sun gear, a second planetary gear, a second ring gear and a second carrier. The auxiliary gear assembly includes a third planetary gear unit having a third sun gear, at least one third planetary gear, a third ring gear and a third carrier. The first carrier and second ring gear are fixed to each other, or selectively connected to each other by a first clutch. The first and second sun gears, and the first sun gear and second carrier are selectively connected to each other by a second and a third clutch, respectively. The first sun gear, second sun gear and second carrier are selectively inhibited from rotating by a first brake, and the second carrier is inhibited from rotating by a second brake.
    • 一种用于自动变速器的变速装置,包括用于提供多个操作位置的主齿轮组件和用于提供直接驱动位置和变速驱动位置的辅助齿轮组件。 主齿轮组件包括具有第一太阳齿轮,第一行星齿轮,第一环形齿轮和第一行星架的单小齿轮型第一行星齿轮单元和具有第二太阳齿轮的单小齿轮型第二行星齿轮单元, 第二行星齿轮,第二齿圈和第二行星架。 辅助齿轮组件包括具有第三太阳齿轮,至少一个第三行星齿轮,第三齿圈和第三行星架的第三行星齿轮单元。 第一行星齿轮架和第二齿圈彼此固定,或通过第一离合器彼此选择性地连接。 第一和第二太阳齿轮以及第一太阳齿轮和第二载体分别通过第二和第三离合器彼此选择性地连接。 第一太阳齿轮,第二太阳齿轮和第二载体被第一制动器选择性地禁止旋转,并且第二载具被第二制动器禁止旋转。
    • 4. 发明授权
    • Speed changing gear device having two independent gear assemblies
    • 具有两个独立齿轮组件的变速齿轮装置
    • US5122103A
    • 1992-06-16
    • US460998
    • 1990-01-04
    • Yasunori NakawakiToshiyuki AsadaToshitake SuzukiYasuhiko HigashiyamaAkiharu AbeNaoki Moriguchi
    • Yasunori NakawakiToshiyuki AsadaToshitake SuzukiYasuhiko HigashiyamaAkiharu AbeNaoki Moriguchi
    • F16H3/66
    • F16H3/666F16H3/66F16H2200/0047F16H2200/0086F16H2200/201
    • A speed changing gear device for an automatic transmission, comprising a main gear assembly for providing a plurality of operating positions, and an axiliary gear assembly for providing a direct drive position and a speed changing drive position. The main gear assembly includes a single-pinion type first planetary gear unit having a first sun gear, a first planetary gear, a first ring gear and a first carrier, and a single-pinion type second planetary gear unit having a second sun gear, a second planetary gear, a second ring gear and a second carrier. The auxiliary gear assembly includes a third planetary gear unit having a third sun gear, at least one third planetary gear, a third ring gear and a third carrier. The first carrier and second ring gear are fixed to each other, or selectively connected to each other by a first clutch. The first and second sun gears, and the first sun gear and second carrier are selectively connected to each other by a second and a third clutch, respectively. The first sun gear, second sun gear and second carrier are selectively inhibited from rotating by a first brake, and the second carrier is inhibited from rotating by a second brake.
    • 一种用于自动变速器的变速齿轮装置,包括用于提供多个操作位置的主齿轮组件和用于提供直接驱动位置和变速驱动位置的轴向齿轮组件。 主齿轮组件包括具有第一太阳齿轮,第一行星齿轮,第一环形齿轮和第一行星架的单小齿轮型第一行星齿轮单元和具有第二太阳齿轮的单小齿轮型第二行星齿轮单元, 第二行星齿轮,第二齿圈和第二行星架。 辅助齿轮组件包括具有第三太阳齿轮,至少一个第三行星齿轮,第三齿圈和第三行星架的第三行星齿轮单元。 第一行星齿轮架和第二齿圈彼此固定,或者通过第一离合器彼此选择性地连接。 第一和第二太阳齿轮以及第一太阳齿轮和第二载体分别通过第二和第三离合器彼此选择性地连接。 第一太阳齿轮,第二太阳齿轮和第二载体被第一制动器选择性地禁止旋转,并且第二载具被第二制动器禁止旋转。
    • 6. 发明授权
    • Brake system for automatic transmission
    • 自动变速器制动系统
    • US4930373A
    • 1990-06-05
    • US258770
    • 1988-10-17
    • Yasunori NakawakiFumihiro UshijimaAkio NumazawaToshiyuki Asada
    • Yasunori NakawakiFumihiro UshijimaAkio NumazawaToshiyuki Asada
    • F16H61/10F16H63/30
    • F16H63/3003F16H61/10
    • Herein disclosed is a brake system for use with an automatic transmission for braking a rotatable member such as a brake drum, which is accommodated in a casing and connected to the sun gear or the like of a planetary gear mechanism, by bringing a brake band having two ends into contact with the outer circumference with the rotatable member. The brake system comprises: a cylinder tube so held in a predetermined position in the casing as to move forward and backward in the tangential direction of the rotatable member; a piston fitted in the cylinder tube; a piston rod united with the piston and projecting from the cylinder tube such that it is connected to one end of the brake band; an anchor rod so held in a predetermined position in the casing as to move forward and backward in the tangential direction of the rotatable member and conneced to the other end of the brake band; a connecting member for connecting the cylinder tube and the anchor rod so tha they may move together forward and backward; and a valve mechanism disposed in the cylinder tube and adapted to be opened, when the cylinder tube is moved by a force received in a predetermined direction from the brake band through the piston rod to either apply a fluid pressure in a direction to reduce the fastening force by the brake band or release the fluid pressure.
    • 这里公开了一种与自动变速器一起使用的制动系统,该制动系统用于制动容纳在壳体中并与行星齿轮机构的太阳齿轮等连接的诸如制动鼓的可旋转构件,通过使具有 两端与可旋转构件的外周接触。 制动系统包括:缸体,其被保持在壳体中的预定位置,以沿着可旋转构件的切线方向前后移动; 安装在缸筒中的活塞; 活塞杆与活塞结合并从气缸管突出,使得其连接到制动带的一端; 锚固杆被保持在壳体中的预定位置,以沿着可旋转构件的切线方向前后移动并连接到制动带的另一端; 用于连接缸筒和锚杆的连接构件,使得它们可以一起向前和向后移动; 以及阀机构,其设置在所述气缸筒中并且适于打开,当所述气缸管通过从所述制动带通过所述活塞杆沿预定方向接收的力而移动时,以沿着减小所述紧固的方向施加流体压力 通过制动带的力或释放流体压力。
    • 9. 发明授权
    • Shift control system and method for automatic transmissions
    • 自动变速箱换档控制系统及方法
    • US5097726A
    • 1992-03-24
    • US640924
    • 1991-01-14
    • Toshiyuki Asada
    • Toshiyuki Asada
    • F16H59/24F16H59/38F16H59/40F16H59/42F16H59/44F16H59/68F16H59/70F16H59/74F16H61/02F16H61/04F16H61/08F16H61/10
    • F16H61/0437F16H59/38F16H2059/6807Y10T477/693Y10T74/1926Y10T74/19284
    • A shift control system for an automatic transmission comprises: a gear train including a plurality of planetary gear sets having rotary components, an input shaft and an output shaft; a plurality of clutches for selectively connecting either the rotary components of the planetary gear sets with each other or the rotary components and the input shaft; and a plurality of brakes for holding the rotary components selectively in immovable states, any one of the planetary gear sets being adapted to take no part in the transmission of torque at one gear stage. The shift control system comprises: a shift judging device for judging that a shift is to be executed; a decision device for deciding that there is a planetary gear set which takes no part in the torque transmission at a gear stage to be set thereto as a result of executing the shift; a detection device for detecting the rotational speed of the rotary components of the planetary gear set which takes no part in the torque transmission at the gear stage; and an engagement control device for controlling the engaged states of the clutches or the brakes on the basis of the detection result by the detection device so that the revolving states of the rotary components of the planetary gear set taking no part in the torque transmission may be controlled.
    • 一种用于自动变速器的变速控制系统包括:齿轮系,包括具有旋转部件的多个行星齿轮组,输入轴和输出轴; 多个离合器,用于选择性地连接行星齿轮组的旋转部件或旋转部件和输入轴; 以及用于将旋转部件选择性地保持为不可移动状态的多个制动器,所述行星齿轮组中的任何一个适于在一个档位级不承担扭矩的传递。 变速控制系统包括:用于判断要执行换档的换档判定装置; 决定装置,用于作为执行所述移位的结果,判定存在不设置在所述齿轮级的转矩传递的行星齿轮组; 检测装置,用于检测行星齿轮组的旋转部件的旋转速度,该行星齿轮组在齿轮级不转动传递; 以及接合控制装置,其基于检测装置的检测结果来控制离合器或制动器的接合状态,使得行星齿轮组的旋转部件的旋转状态不会部分地在转矩传递中可以是 受控。