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    • 4. 发明授权
    • Drive to neutral shift control system
    • 驱动到空档换档控制系统
    • US5558599A
    • 1996-09-24
    • US431074
    • 1995-04-27
    • Kazumasa TsukamotoMasahiro HayabuchiMasaaki NishidaYoshihisa YamamotoMuneo KusafukaKazuhiro MikamiHiroshi Tsutsui
    • Kazumasa TsukamotoMasahiro HayabuchiMasaaki NishidaYoshihisa YamamotoMuneo KusafukaKazuhiro MikamiHiroshi Tsutsui
    • F16H61/18F16H59/24F16H59/36F16H61/00F16H61/02F16H61/04
    • F16H61/0437F16H2059/6823F16H2061/0258F16H2061/026F16H2061/0488F16H59/24F16H59/36F16H61/0206Y10T477/689Y10T477/6895
    • A control system for an automatic transmission, which receives the rotation of the engine through a fluid coupling, and which has a clutch applied when a forward running range is selected and released when a neutral range is selected and a range selecting mechanism for selecting a range. The control system includes a range detector for detecting the selected range, a hydraulic circuit and a control unit. The hydraulic circuit includes a hydraulic servo which is fed an oil pressure for applying the clutch and a manual valve movable between at least a forward range position for generating a forward range oil pressure and a neutral range position, by operation of the range selecting mechanism. A regulator valve regulates the forward range oil pressure to generate a regulated oil pressure. A solenoid valve is turned ON/OFF by the control unit to generate a signal oil pressure for switching a change-over valve between a first position feeding the forward range oil pressure to the hydraulic servo and a second position feeding the regulated oil pressure to the hydraulic servo. The control unit delays output of the signal solenoid valve, if a switching from the forward running range to the neutral range is detected by the range detector, so that the change-over valve remains in the second position until lapse of a set time period, and is then moved to a first position after the set time period has elapsed.
    • 一种用于自动变速器的控制系统,其通过流体联轴器接收发动机的旋转,并且当选择空档范围时选择和释放正向行驶范围时具有离合器,以及用于选择范围的范围选择机构 。 控制系统包括用于检测选定范围的量程检测器,液压回路和控制单元。 液压回路包括供给用于施加离合器的油压的液压伺服机构,以及通过范围选择机构的动作可以在至少前进范围位置之间移动的手动阀,该手动阀可以产生前进油压和中间档位置。 调节阀调节前进油压以产生调节油压。 电磁阀通过控制单元接通/断开,以产生用于在将前进范围油压提供给第一位置与液压伺服机构之间切换转换阀的信号油压和将调节油压供给到第二位置的信号油压 液压伺服 控制单元延迟信号电磁阀的输出,如果由范围检测器检测到从前进行程到中间范围的切换,则转换阀保持在第二位置直到经过设定的时间段, 然后在经过设定时间段之后移动到第一位置。
    • 6. 发明授权
    • Automatic transmission for vehicles
    • 汽车自动变速器
    • US5735376A
    • 1998-04-07
    • US621033
    • 1996-03-22
    • Shuzo MorotoTakao TaniguchiShoichi MiyagawaKazumasa TsukamotoMasahiro HayabuchiMasaaki NishidaSatoru KasuyaYutaka Teraoka
    • Shuzo MorotoTakao TaniguchiShoichi MiyagawaKazumasa TsukamotoMasahiro HayabuchiMasaaki NishidaSatoru KasuyaYutaka Teraoka
    • F16H3/44F16D25/0638F16D25/08F16H3/66F16H61/00F16H63/30
    • C03C17/3639C03C17/3642F16D25/082F16H3/66F16H63/3026F16H2200/0039F16H2200/0043F16H2200/0047F16H2200/2007F16H2200/201F16H3/663
    • A vehicular automatic transmission, for establishing a plurality of forward gear stages, includes: a transmission case; an input shaft; a transmission mechanism connected to the input shaft and including a plurality of transmission elements; an output shaft connected to the transmission mechanism; a clutch drivably connecting any one of the input shaft and the transmission elements individually; and a hydraulic servo for applying the clutch responsive to an oil pressure. The transmission case encloses the transmission mechanism, the clutch and the hydraulic servo, and includes axial end walls, on one of which is formed a stationary cylinder for the hydraulic servo. A piston is slidably mounted in the cylinder and together with the cylinder, defines an oil chamber for receipt of the actuating oil pressure. A bearing is arranged between the piston and the clutch for transmitting the thrust force from the piston to the clutch, while allowing relative rotation between the piston and the clutch. The clutch includes a hub with an outer cylindrical surface splined to a friction plate assembly and a rim radially spaced from the hub with the friction plate assembly splined to its inner cylindrical surface. The input shaft is connected to the hub whereas one of the transmission elements is connected to the rim.
    • 一种用于建立多个前进档位的车辆自动变速器,包括:变速箱; 输入轴; 连接到所述输入轴并且包括多个传动元件的传动机构; 连接到传动机构的输出轴; 分别驱动地连接输入轴和传动元件中的任一个的离合器; 以及用于响应于油压而施加离合器的液压伺服机构。 传动箱包围传动机构,离合器和液压伺服机构,并且包括轴向端壁,其中一个壁形成液压伺服机构的静止气缸。 活塞可滑动地安装在气缸中并与气缸一起形成用于接收致动油压力的油室。 在活塞和离合器之间布置有用于将推力从活塞传递到离合器的轴承,同时允许活塞和离合器之间的相对旋转。 离合器包括具有花键连接到摩擦板组件的外圆柱形表面的轮毂和与轮毂径向间隔开的边缘,摩擦板组件花键连接到其内圆柱形表面。 输入轴连接到轮毂,而其中一个传动元件连接到轮辋。
    • 7. 发明授权
    • Automatic transmission
    • 自动变速器
    • US5470284A
    • 1995-11-28
    • US269059
    • 1994-06-30
    • Takao TaniguchiKazumasa TsukamotoMasahiro HayabuchiSatoru KasuyaNobutada SugiuraMasaaki Nishida
    • Takao TaniguchiKazumasa TsukamotoMasahiro HayabuchiSatoru KasuyaNobutada SugiuraMasaaki Nishida
    • F16H3/44F16H3/66F16H37/04F16H63/30
    • F16H3/64F16H63/3026F16H2200/2023F16H37/042
    • An automatic transmission for five forward speeds equipped with a main transmission mechanism and an auxiliary transmission mechanism. The auxiliary transmission mechanism includes a multi-disc clutch and a hydraulic servo therefor arranged in a first planetary gear set. The first planetary gear set includes a first ring gear connected to an output unit of the main transmission mechanism and a first carrier connected to an output shaft and further to a first sun gear through a multi-disc clutch and a hydraulic servo for the former. The hydraulic servo for the multi-disc clutch is connected to an integral casing through a band brake and is arranged around the outer circumference of the hydraulic servo for the multi-disc clutch. A second planetary gear set is arranged on the hydraulic servo for the multi-disc clutch and includes a second ring gear connected to the output shaft, a second carrier connected to the integral casing through a multi-disc brake and a second sun gear connected to the first sun gear through the cylinder of a hydraulic servo for the multi-disc clutch. The rear casing forms part of the cylinder of the hydraulic servo for the multi-disc brake. The auxiliary transmission mechanism has a compact three-speed construction to provide five forward speeds in cooperation with the main transmission mechanism. The five-speed automatic transmission can be easily modified merely by removing the second planetary gear set and the brake for the 1st speed to provide a four-speed transmission at a reasonable cost due to the sharing of parts in common.
    • 一种具有主传动机构和辅助传​​动机构的五个前进速度的自动变速器。 辅助传动机构包括设置在第一行星齿轮组中的多片离合器和液压伺服机构。 第一行星齿轮组包括连接到主传动机构的输出单元的第一环形齿轮和连接到输出轴的第一行星架以及通过多片离合器的第一太阳齿轮和用于前者的液压伺服机构。 用于多片式离合器的液压伺服机构通过带式制动器连接到整体式壳体,并且围绕用于多片式离合器的液压伺服机构的外周布置。 第二行星齿轮组布置在用于多片离合器的液压伺服上,并且包括连接到输出轴的第二齿圈,通过多盘式制动器连接到整体式壳体的第二行星架和连接到 第一个太阳齿轮通过用于多片离合器的液压伺服机构的气缸。 后壳体形成用于多盘式制动器的液压伺服机构的气缸的一部分。 辅助传动机构具有紧凑的三速结构,与主传动机构配合提供五个前进速度。 五速自动变速器可以通过拆卸第二行星齿轮组和第一速度的制动器而容易地改变,由于共用共同的部件,以合理的成本提供四速变速器。