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    • 41. 发明授权
    • Shift control system with an automatic first sequence and a manual
second sequence of gear stages
    • 换档控制系统具有自动第一顺序和手动二级齿轮级
    • US5127288A
    • 1992-07-07
    • US668171
    • 1991-03-12
    • Yasuo HojoToshiyuki AsadaHideo Tomomatsu
    • Yasuo HojoToshiyuki AsadaHideo Tomomatsu
    • F16H3/66F16H59/02F16H59/08F16H59/10F16H61/00F16H61/02F16H61/04F16H61/10F16H61/686
    • F16H3/66F16H59/0204F16H61/0213F16H2003/445F16H2059/006F16H2059/0239F16H2061/0218F16H2200/0047F16H2200/006F16H2200/201F16H59/10F16H61/686Y10T74/19251
    • A shift control system for a vehicular automatic transmission including a gear train to be set to a plurality of gear stages in accordance with the engaged or released states of a plurality of friction devices. The shift control system comprises: a mode selector for interchanging an automatic shift mode to effect a shift according to a first gear stage train, which is composed of a plurality of gear stages selected from those capable of being set with the gear train, a manual shift mode to effect a shift according to a second gear stage train, which is composed of other plural gear stages selected from those capable of being set with the gear train; an automatic shift output device for outputting a shift signal in accordance with the running state of the vehicle to set any of the gear stages of the first gear stage train when the automatic shift mode is selected; a gear stage selector for outputting an upshift signal and a downshift signal in response to the manual operations of upshift and downshift, respectively, when the manual shift mode is selected; a manual shift output device responding to the upshift signal and downshift signal outputted from the gear stage selector, for outputting a shift signal to select a gear stage from the second gear shift train and to set the selected gear stage; and a hydraulic controller for feeding/releasing an oil pressure to the friction devices to set the gear stage which is commanded by the shift signals outputted from the automatic shift output device and the manual shift output device.
    • 一种用于车辆自动变速器的变速控制系统,其包括根据多个摩擦装置的接合或释放状态设置到多个齿轮级的齿轮系。 变速控制系统包括:模式选择器,用于交换自动变速模式,以实现根据第一齿轮级列的换档,该第一档位列由从齿轮系中设置的多个档位组成的多个档位组成,手动 换档模式,以实现根据第二齿轮级列车的换挡,该第二齿轮级列车由选自能够设置有齿轮系的那些齿轮级组成的其它多个档位组成; 自动换档输出装置,用于当选择自动换档模式时,根据车辆的行驶状态输出换档信号,以设定第一档位列的任何档位; 齿轮级选择器,用于当选择手动换档模式时分别响应于升挡和降档的手动操作而输出升档信号和降档信号; 手动变速输出装置,其响应于从档位选择器输出的升档信号和降档信号,用于输出换档信号以从第二档位选择齿轮级并设定所选择的档位; 以及液压控制器,用于向摩擦装置输送/释放油压,以设定由自动变速输出装置和手动换档输出装置输出的换档信号所指令的档位。
    • 43. 发明申请
    • Belt type continuously variable transmission
    • 皮带式无级变速器
    • US20070249440A1
    • 2007-10-25
    • US10591181
    • 2005-03-18
    • Hirofumi NozawaRyuji IbarakiTakuya OkadaYasuo Hojo
    • Hirofumi NozawaRyuji IbarakiTakuya OkadaYasuo Hojo
    • F16H61/00F16H59/00F16H63/00
    • F16H63/065F16H55/56
    • A belt type continuously variable transmission in which a pulley shaft is supported by bearings provided at two positions that are apart from each other in an axial direction of the pulley shaft and a supply oil passage for supplying hydraulic fluid to a pulley hydraulic chamber includes a radial direction oil passage that is formed in the pulley shaft, the radial direction oil passage is formed on an outside of an area between the two positions. Also, one of the bearings is provided near the radial direction oil passage and on an outer surface side of a cylinder member whose inner surface side forms the pulley hydraulic chamber for a movable sheave that is fixed to the pulley shaft. With this structure, concentration of stress on the radial direction oil passage can be avoided, and therefore strength of the pulley shaft can be secured.
    • 一种带式无级变速器,其中,带轮轴由设置在沿着带轮轴的轴向彼此分离的两个位置处的轴承支撑,并且用于将液压流体供应到滑轮液压室的供给油通道包括径向 形成在带轮轴上的方向油路,径向油路形成在两个位置之间的区域的外侧。 此外,其中一个轴承设置在径向油路附近和在其内表面侧形成用于固定到滑轮轴的可动滑轮的滑轮液压室的气缸构件的外表面侧上。 通过这种结构,可以避免在径向油路上的应力集中,从而可以确保滑轮轴的强度。