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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
    • 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。
    • 8. 发明授权
    • Lubrication device for a one-way clutch in an automatic transmission
    • 自动变速器中单向离合器的润滑装置
    • US5029688A
    • 1991-07-09
    • US293252
    • 1989-01-04
    • Youichi HayakawaChichiro HosonoMasaaki NishidaShingo Uozumi
    • Youichi HayakawaChichiro HosonoMasaaki NishidaShingo Uozumi
    • F16H3/62F16D41/06F16H3/66F16H57/04F16H57/08
    • F16H57/04F16D41/06F16H3/66F16H57/08F16H2200/0043
    • A ring gear and an outer race of a one-way clutch are linked and secured in the axial direction. The outer peripheral section of a disk-shaped supporting member engages teeth of the ring gear and supports the ring gear, and a tapered snap ring is mounted in an indented groove with a tapered surface formed in the ring gear so that the side surface of the outer peripheral section of the support member is in intimate contact with the end surface of the outer race, and the support member is thus secured and prevented from withdrawing. An oil sump for lubricant supplied from the inner radial side is formed on the inner peripheral part of the outer race defined by the intimately contacted outer race and the support member. The ring gear of the planetary gear unit rotates when the automatic transmission actuates, and the integral support member also rotates based on the rotation of the ring gear. At this time, the side surface of the outer peripheral section of the support member is in intimate contact with the end surface of the outer race because of the tapered snap ring, and the lubricant supplied from the inner radial side is stored in the inner radial part of the outer race, which becomes the oil sump to lubricate the one-way clutch.
    • 单向离合器的齿圈和外圈沿轴向连接固定。 盘状支撑构件的外周部与齿圈的齿啮合并支撑环形齿轮,并且锥形卡环安装在凹槽中,锥形表面形成在齿圈中,使得侧面 支撑构件的外周部与外圈的端面紧密接触,因此支撑构件被固定并防止其退出。 在由紧密接触的外座圈和支撑构件限定的外圈的内周部分上形成有用于从内侧径向侧供给的润滑剂的油底壳。 当自动变速器致动时,行星齿轮单元的齿圈旋转,并且整体支撑构件也基于齿圈的旋转而旋转。 此时,由于锥形卡环,支撑部件的外周部的侧面与外圈的端面紧密接触,从内侧径向侧供给的润滑剂收纳在内径部 外圈的一部分,成为油底壳润滑单向离合器。
    • 9. 发明授权
    • Planetary gear mechanism on an automatic transmission
    • 自动变速器上的行星齿轮机构
    • US4892011A
    • 1990-01-09
    • US181148
    • 1988-03-01
    • Masaaki NishidaYouichi Hayakawa
    • Masaaki NishidaYouichi Hayakawa
    • F16H3/44F16H3/66
    • F16H3/663F16H2200/0047
    • In a dual planetary gear of an automatic transmission, tooth surface pressure generated at a relatively short pinion is decreased and distributed since the pinion is formed as a pair of pinions. These pinions can be pinions which mesh with a sun gear or pinions which mesh with a ring gear and a single first pinion. Torque exerted on the ring gear (or the sun gear) is transmitted to the sun gear (or the ring gear) through one point of contact (or two) between the sun gear and one pinion (or a pair of pinions) and the ring gear and two points of contact (or one) between a pair of pinions (or one pinion) and the ring gear.
    • PCT No.PCT / JP87 / 00483 Sec。 371日期1988年3月1日 102(e)1988年3月1日PCT PCT 1987年7月8日PCT公布。 第WO88 / 00301号公报 日期:1988年1月14日。在自动变速器的双行星齿轮中,在相对小的小齿轮处产生的齿面压力减小并分布,因为小齿轮形成为一对小齿轮。 这些小齿轮可以是与太阳齿轮啮合的小齿轮或与齿圈和单个第一小齿轮啮合的小齿轮。 通过中心齿轮和一个小齿轮(或一对小齿轮)之间的一个接触点(或两个)与环形齿轮(或太阳齿轮)之间的转矩传递到太阳齿轮(或齿圈) 齿轮和一对小齿轮(或一个小齿轮)和齿圈之间的两个接触点(或一个)。