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    • 2. 发明授权
    • Control apparatus for an automatic transmission
    • 用于自动变速器的控制装置
    • US5807207A
    • 1998-09-15
    • US771144
    • 1996-12-20
    • Takayuki HisanoKazumasa TsukamotoMasahiro HayabuchiHiroshi Tsutsui
    • Takayuki HisanoKazumasa TsukamotoMasahiro HayabuchiHiroshi Tsutsui
    • F16H61/04F16H61/02F16H61/06F16H63/30
    • F16H63/3003F16H61/0246F16H61/061Y10T477/689Y10T477/6895
    • In order to improve transmission efficiency of an automatic transmission, an engagement brake which does not cause drag is used and the surety of its engagement and release, and quick switching between forward maneuver and backward maneuver, is enabled. The automatic transmission comprises a transmission mechanism to achieve forward maneuver and backward maneuver. A backward motion brake which stops the rotation element to achieve backward maneuver is the engagement brake and an input clutch to transfer power by meshing with the rotation element during both forward maneuver and backward maneuver is a friction clutch. The control apparatus executes the control operation to prepare for speedy re-meshing by holding a supply pressure for the clutch hydraulic servo at a sufficient oil pressure to place the pressure in the stand-by condition at the piston stroke position immediately before the start of clutch engagement during the engagement or releasing of engagement of the engagement brake at the time of D.fwdarw.R or R.fwdarw.D shift.
    • 为了提高自动变速器的传动效率,使用不引起牵引力的接合制动器,并且能够实现其接合和释放的保证,以及向前机动和向后机动之间的快速切换。 自动变速器包括一个实现向前机动和向后机动的传动机构。 一个向后运动的制动器,其停止旋转元件以实现向后的操纵是接合制动器,并且通过在向前机动和向后机动两者期间与旋转元件啮合来传递动力的输入离合器是摩擦离合器。 控制装置通过在足够的油压下保持离合器液压伺服的供给压力来进行控制操作,以准备快速重新啮合,以将压力置于待机状态下的紧急起动前的活塞行程位置 在D-> R或R-> D移位时接合或释放接合制动器的接合的接合。
    • 4. 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。
    • 8. 发明授权
    • Automatic transmission for vehicle
    • 汽车自动变速箱
    • US5683325A
    • 1997-11-04
    • US620191
    • 1996-03-22
    • Shuzo MorotoTakao TaniguchiShoichi MiyagawaKazumasa TsukamotoMasahiro HayabuchiMasaaki NishidaSatoru KasuyaAkitoshi KatoNobutada Sugiura
    • Shuzo MorotoTakao TaniguchiShoichi MiyagawaKazumasa TsukamotoMasahiro HayabuchiMasaaki NishidaSatoru KasuyaAkitoshi KatoNobutada Sugiura
    • F16H3/62F16H3/66F16H3/00
    • F16H3/663F16H2200/0047F16H2200/2005F16H2200/2007F16H2200/2025
    • A 5-speed automatic transmission for a vehicle having a highly efficient top gear, a compact construction and a wide overall range of gear ratios. The automatic transmission has a speed changer which provides five gear stages, namely two speeds on the speed decreasing side and two speeds on the speed increasing side with a direct-coupled gear therebetween. The speed changer includes a ring gear connected to an output shaft, a first carrier, a first sun gear, a second carrier connected to the first carrier, a stepped pinion gear supported by these two carriers, and a sun gear meshing with the pinion gear. The first carrier is connected to an input shaft by a clutch and the first sun gear is connected to the input shaft by a clutch. The first sun gear may be stopped by a first brake, a second brake stops the second sun gear and a third brake is provided to stop a third sun gear. Top gear is achieved by meshing of the pinion gear with the second sun gear and the ring gear. Top gear is thus achieved with the equivalent of only one planetary gear set of intermeshing elements and without loss of efficiency. Also, the arrangement of the three planetary gear sets of the transmission is such that one planetary gear set can be easily removed to make a 4-speed transmission derived from the 5-speed transmission of the invention.
    • 一种具有高效顶级齿轮,紧凑结构和宽范围传动比的车辆的5速自动变速器。 自动变速器具有变速器,其提供五个档位,即减速侧的两个速度和增速侧的两个速度,其间具有直联齿轮。 变速器包括连接到输出轴的环形齿轮,第一行星架,第一太阳齿轮,连接到第一行星架的第二行星架,由这两个行星架支撑的阶梯式小齿轮,以及与小齿轮啮合的太阳齿轮 。 第一行星架通过离合器连接到输入轴,第一太阳齿轮通过离合器连接到输入轴。 第一太阳齿轮可以通过第一制动器停止,第二制动器停止第二太阳齿轮,并且提供第三制动器以停止第三太阳齿轮。 顶齿轮通过小齿轮与第二太阳齿轮和齿圈啮合来实现。 因此,顶齿轮相当于仅有一个行星齿轮组的啮合元件并且不失去效率。 此外,变速器的三个行星齿轮组的布置使得能够容易地移除一个行星齿轮组,以形成源自本发明的5速变速器的4速变速器。
    • 9. 发明授权
    • Automatic transmission with anti-rollback band brake pressure control
    • 自动变速箱带防抱死制动压力控制
    • US5935041A
    • 1999-08-10
    • US942204
    • 1997-10-01
    • Kazumasa TsukamotoMasahiro HayabuchiSatoru KasuyaTakayuki HisanoAtsuki Ikeda
    • Kazumasa TsukamotoMasahiro HayabuchiSatoru KasuyaTakayuki HisanoAtsuki Ikeda
    • F16H61/02F16H57/10F16H59/54F16H61/06F16H63/30F16H61/00
    • F16H63/3003F16H61/061B60W2550/142F16H2059/663F16H59/54Y10T477/644Y10T477/847
    • A control system for a vehicular automatic transmission includes a speed change mechanism including an output element that is connected to the drive shaft of a vehicle to transmit power, and a rotary element connected to the output element. A control system for the speed change mechanism is also provided. The control system includes a hydraulic servo actuated brake for retaining the rotary element to check the rotation of the output element in a vehicle roll back direction. The brake includes a band brake that establishes different application forces depending on whether the brake operates by a self-energizing action or a de-energizing action according to the rotational direction of the rotary element. The band brake is set so that the rotary element rotates during backward rotation of the output element in the direction of the self-energizing action, and is set with a first oil pressure necessary for retaining the rotary element during backward rotation of the output element caused by the roll back of the vehicle. The first oil pressure is lower than a second oil pressure necessary for retaining the rotary element during operation of the band brake by the de-energizing action. The control system further includes an oil pressure feeder for feeding the hydraulic servo of the band brake with an oil pressure which is equal to or higher than the first oil pressure and lower than the second oil pressure.
    • 用于车辆自动变速器的控制系统包括变速机构,其包括连接到车辆的驱动轴以传递动力的输出元件和连接到输出元件的旋转元件。 还提供了一种用于变速机构的控制系统。 控制系统包括用于保持旋转元件以检查输出元件在车辆回滚方向上的旋转的液压伺服致动制动器。 制动器包括带式制动器,其根据制动器是否根据旋转元件的旋转方向通过自动动作或断电动作来操作而建立不同的施加力。 带式制动器被设定为使得旋转元件在输出元件沿自动作用的方向反向旋转期间旋转,并且被设定为在输出元件的反向旋转期间保持旋转元件所需的第一油压 通过车辆的回滚。 第一油压低于通过断电作用在带式制动器操作期间保持旋转元件所需的第二油压。 所述控制系统还包括用于将所述带式制动器的液压伺服系统供给等于或高于所述第一油压并低于所述第二油压的油压供给器。