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    • 3. 发明授权
    • Carrier device in an automatic transmission
    • 载波装置在自动变速器中
    • US5019025A
    • 1991-05-28
    • US293251
    • 1989-01-04
    • Youichi HayakawaChihiro HosonoMasaaki Nishida
    • Youichi HayakawaChihiro HosonoMasaaki Nishida
    • F16H3/44F16H3/62F16H37/04F16H57/04F16H57/08
    • F16H57/04F16H37/046F16H57/082
    • A carrier is provided with a flange-shaped carrier cover directly secured to a pinion shaft which supports a pinion, and the carrier cover is integrally formed to a countershaft by heat forging. The carrier cover is formed with a lubricant oil hole extending from the countershaft toward the pinion shaft, and the countershaft is formed with a small diameter on the side bounded by the carrier cover where the planetary gear unit is positioned, and with a large diameter on the opposite side. As a result, the countershaft has a high degree of strength and forms a compact gear unit in the axial direction. Lubricant is supplied from a lubricant oil hole in the center of the shaft to a lubricant oil hole formed in the carrier cover, and is forcedly fed to the support surface of the pinion through oil holes in the pinion shaft. The axial force from the counterdriven gear is applied to a thrust bearing between the hub and the carrier cover, and the axial force is backed up by the large diameter section of the shaft.
    • 载体设有直接固定在支撑小齿轮的小齿轮轴上的凸缘状载体盖,并且载体盖通过热锻成形为中间轴。 载体盖形成有从中间轴朝向小齿轮轴延伸的润滑油孔,并且副轴在由行星齿轮单元定位的载体盖限定的一侧形成为具有小直径,并且具有大的直径 对面。 结果,中间轴具有高度的强度并且沿轴向形成紧凑的齿轮单元。 润滑剂从轴的中心的润滑油孔供给到形成在载体盖中的润滑油孔,并且通过小齿轮轴中的油孔被强制地供给到小齿轮的支撑表面。 来自逆驱动齿轮的轴向力被施加到轮毂和承载盖之间的止推轴承上,轴向力由轴的大直径部分支撑。
    • 4. 发明授权
    • Snap ring support device for an automatic transmission
    • 用于自动变速器的卡环支撑装置
    • US4903548A
    • 1990-02-27
    • US293255
    • 1989-01-04
    • Youichi HayakawaChihiro HosonoMasaaki Nishida
    • Youichi HayakawaChihiro HosonoMasaaki Nishida
    • F16H3/44F16H3/66F16H41/24F16H41/30F16H57/08
    • F16H57/08F16H3/663
    • In an automatic transmission provided with an automatic transmission mechanism section with a planetary gear unit and a torque converter, a snap ring groove is defined by an annular flange section for a stator shaft and a pump cover, and the reaction from a return spring is borne in the annular flange section. A stator shaft, which bears the stator reaction of a torque converter, is engagingly secured in a center hole section of an oil pump assembly, an annular flange section projecting to the radially outer side is formed at one end of the stator shaft, the snap ring groove is defined from the annular flange section and an annular recessed section of the oil pump assembly to receive the snap ring, and a receiving member for the return spring of the hydraulic actuator is maintained by the snap ring installed in the snap ring groove. Consequently, the return spring, which applies the return force to the piston of the hydraulic actuator, has its reaction force borne at the annular flange section of the stator shaft through the receiving member and the snap ring.
    • 在设置有具有行星齿轮单元和变矩器的自动变速机构部的自动变速器中,由环状的定子轴的凸缘部和泵盖构成卡环槽,由回位弹簧的反作用力 在环形凸缘部分。 承载变矩器的定子反作用力的定子轴接合地固定在油泵组件的中心孔部分中,在定子轴的一端形成有向径向外侧突出的环形凸缘部分, 环形凹槽由环形凸缘部分和油泵组件的环形凹入部分限定,以容纳卡环,并且用于液压致动器的复位弹簧的接收部件由安装在卡环槽中的卡环保持。 因此,将返回力施加到液压致动器的活塞的复位弹簧通过接收构件和卡环具有承受在定子轴的环形凸缘部分的反作用力。
    • 5. 发明授权
    • Automatic transmission with stator shaft mounting structure
    • 自动变速箱带定子轴安装结构
    • US5013287A
    • 1991-05-07
    • US293240
    • 1989-01-04
    • Youichi HayakawaChihiro HosonoYasuhito Ogasawara
    • Youichi HayakawaChihiro HosonoYasuhito Ogasawara
    • F16H61/14F16H41/24F16H41/30F16H47/08
    • F16H57/043F16H41/24F16H47/08F16H57/0482F16H2041/246
    • A stator shaft is press-fitted and secured to the inner peripheral surface of a pump cover positioned between a torque converter and a automatic transmission mechanism section. Bushings are fitted to a part opposing the press-fit section with reference to the outer peripheral surface of an input shaft fabricated with a uniform diameter with the exception of the rear end part, and to a part slightly forward of the above-mentioned part, respectively, and an oil channel for the torque converter feed pressure is formed between the two bushings. As a result, the forward end section of the input shaft is supported in a freely rotatable manner by the bushings which are relatively close to each other. The torque converter feed pressure is fed from an oil channel formed in the pump cover to an oil channel between the two bushings, and through the cross hole and the center hole formed in the input shaft to the torque converter. The stator shaft is press-fitted into the pump cover and secured to it, and back-up is provided to the press-fit section by bushings.
    • 定子轴被压配合并固定在位于变矩器和自动变速机构部之间的泵盖的内周面上。 相对于制造成具有均匀直径的输入轴的外周面,除了后端部以外,与上述部件稍稍前方的部分,将衬套安装在与压配合部相对的部分上, 并且在两个衬套之间形成用于变矩器进给压力的油通道。 结果,输入轴的前端部分由彼此相对靠近的衬套以可自由旋转的方式支撑。 变矩器进料压力从形成在泵盖中的油路供给到两个轴套之间的油通道,并且穿过输入轴中形成的十字孔和中心孔连接到变矩器。 定子轴被压配合到泵盖中并固定到其上,并且通过衬套将定位轴提供给压配合部分。
    • 8. 发明授权
    • Nested piston hydraulic operator for automatic transmission
    • 用于自动变速器的活塞式液压操作器
    • US5230411A
    • 1993-07-27
    • US752536
    • 1991-09-06
    • Masaaki NishidaChihiro HosonoYoichi Hayakawa
    • Masaaki NishidaChihiro HosonoYoichi Hayakawa
    • F16H3/44F16D25/0638F16D25/10F16H57/08F16H63/30
    • F16H63/3026F16D25/10F16H57/08
    • This invention relates to an automatic transmission for a motor vehicle. A plurality of brakes and clutches have heretofore been independently provided in the axial direction and engaging or disangaging has been made independently when a gear stage for each range is selected, so that the size in the axial direction could not be shortened. The present invention intends to resolve the above-described problem and provides an automatic transmission in which the size in the axial direction is shortened, so that two multi-disc clutches(C3, C0) indenpendently engageable with or disengageable from an outer cylinder(108) are provided in series in the axial direction, and grooves(125), through which penetrate upline tubes(126) extending between a first piston(110) and the clutch(C0), are provided at a plurality of positions in the clutch(C3). When a second piston(112) is operated, the clutch(C3) is engaged or disengaged. Furthermore, when the first piston(110) is operated, the upline tube(126) extending between the first piston(110) and the clutch(C0) is operated togather with the first piston(110), whereby the clutch(C0) is engaged or disengaged. For this reason, according to the present invention, no interference takes place between the both clutches(C0, C3) when one clutch(C0) is released in a state where the other clutch(C3) is engaged.
    • PCT No.PCT / JP90 / 01480 Sec。 371日期1991年9月6日 102(e)1991年9月6日PCT PCT 1990年11月15日PCT公布。 公开号WO91 / 07603 1991年5月30日公开本发明涉及一种用于机动车辆的自动变速器。 迄今为止,在轴向上独立地设置多个制动器和离合器,并且当选择用于每个范围的档位时,独立地进行接合或分离,使得不能缩短轴向的尺寸。 本发明旨在解决上述问题,并且提供了一种自动变速器,其中沿轴向方向的尺寸缩短,使得两个多盘离合器(C3,C0)能够与外筒(108)无关地接合或脱离 )沿轴向串联设置,并且穿过其中穿过在第一活塞(110)和离合器(C0)之间延伸的上线管(126))的凹槽(125)设置在离合器中的多个位置 C3)。 当第二活塞(112)被操作时,离合器(C3)被接合或分离。 此外,当第一活塞(110)被操作时,在第一活塞(110)和离合器(C0)之间延伸的上行管(126)与第一活塞(110)一起被操作,由此离合器(C0) 从事或脱离 因此,根据本发明,当在另一个离合器(C3)接合的状态下释放一个离合器(C0)时,两个离合器(C0,C3)之间不会发生干扰。