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    • 3. 发明专利
    • Hydraulic controller for automatic transmission
    • 液压控制器自动变速器
    • JP2006313001A
    • 2006-11-16
    • JP2005136639
    • 2005-05-09
    • Toyota Motor Corpトヨタ自動車株式会社
    • INOUE YUJITABATA ATSUSHIHONDA ATSUSHIABE AKIHARUNOZAKI KAZUTOSHIOTA HIROBUMIKAMATA JUNJI
    • F16H61/00F16H61/686
    • F16H61/0206F16H61/143F16H61/686F16H2200/006F16H2200/2007
    • PROBLEM TO BE SOLVED: To make an L/U possible to engage even at a prescribed forward gear stage without damaging the speed change responsiveness, when a solenoid valve for controlling the engaging pressure of an engagement device to be engaged when realizing a prescribed forward gear stage is used also for a solenoid valve for controlling the torque capacity of the L/U (lockup clutch) at the same time. SOLUTION: At the first gear, the torque capacity of the L/U is controlled by using a linear solenoid valve SL2 for controlling the connection pressure of a clutch C2 to be connected at forward gears of the fifth gear or higher, on the one side; at the forward gears of the second or higher gears, the torque capacity of the L/U is controlled by using a linear solenoid valve SLU for controlling the connection pressure of a brake B2 applied at the first gear by switching the relay valve 100, on the other side. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:即使在规定的前进档阶段也能够使L / U进行啮合而不损害变速响应性,当用于控制接合装置的接合压力的电磁阀在实现 规定的前进档也用于同时控制L / U(锁止离合器)的转矩容量的电磁阀。 解决方案:在第一档,L / U的转矩容量通过使用线性电磁阀SL2来控制,该线性电磁阀SL2用于控制要连接在第五档或更高档前进档的离合器C2的连接压力, 一边 在第二或更高档位的前进档中,通过使用线性电磁阀SLU来控制L / U的转矩容量,该线性电磁阀SLU通过切换继动阀100来控制在第一档中施加的制动器B2的连接压力 另一边。 版权所有(C)2007,JPO&INPIT
    • 4. 发明专利
    • Speed change controller of automatic transmission for vehicles
    • 汽车自动变速器变速控制器
    • JP2005201373A
    • 2005-07-28
    • JP2004008527
    • 2004-01-15
    • Toyota Motor Corpトヨタ自動車株式会社
    • OTA HIROBUMIHONDA ATSUSHIABE AKIHARUTABATA ATSUSHI
    • F16H59/08F16H61/12F16H61/68F16H61/684F16H61/686
    • PROBLEM TO BE SOLVED: To obtain desired performance of a vehicle (traveling performance and engine brake performance or the like) being possible by operation of a first shift switch even though the first shift switch is failed.
      SOLUTION: In a speed change controller having a first shift switch 80 switching every one range of a speed change range and a second shift switch 82 switching two ranges at once, when the first shift switch 80 switching every one range of the speed change range is failed, a switching mode for manual switching control is changed so that the speed change range is switched every one range at the basis of signals transmitted from the second shift switch 82 normally switching two ranges at once on the speed change range in a step R7.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:即使第一换档开关发生故障,也可以通过第一换档开关的操作来获得车辆所需的性能(行驶性能和发动机制动性能等)。 解决方案:在具有切换速度变化范围的每一个范围的第一变速开关80和同时切换两个量程的第二变速开关82的变速控制器中,当第一变速开关80切换速度的每一个范围时 改变范围失败,则改变手动切换控制的切换模式,使得根据从第二换档开关82发送的信号在每一个范围切换速度变化范围,通常在速度变化范围上一次切换两个范围 步骤R7。 版权所有(C)2005,JPO&NCIPI
    • 5. 发明专利
    • Shift operation device of automatic transmission for vehicle
    • 车辆自动变速器换档操作装置
    • JP2005199869A
    • 2005-07-28
    • JP2004008526
    • 2004-01-15
    • Toyota Motor Corpトヨタ自動車株式会社
    • OTA HIROBUMIHONDA ATSUSHIABE AKIHARUTABATA ATSUSHI
    • B60K20/02
    • PROBLEM TO BE SOLVED: To further enhance operability of a shift operation device provided with a first shift switch for switching a shift range by one at a time and a second shift switch for switching it by two at a time and capable of performing various manual switching operation.
      SOLUTION: A shift lever alternatively moved/operated to five lever positions "P", "R", "N", "D" and "M" of a main lever passage 112 is moved/operated from the lever position "M" to a first sub-lever passage 114 where the first shift switch 80 is arranged and a second sub-lever passage 116 where the second shift switch 82 is arranged through a connection passage 118. Thereby, since the shift range can be manually switched by every one and can be switched by two at once, not only the shift range can be variously switched but also the operability is further enhanced as compared with the case where manual switching is performed by using a plurality of levers and a push button.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了进一步提高具有用于一次一个地切换换档范围的第一换档开关和第二换档开关的换档操作装置的可操作性,用于一次切换两个换档开关并且能够执行 各种手动切换操作。 解决方案:主杠杆通道112的五个杠杆位置“P”,“R”,“N”,“D”和“M”交替地移动/操作的换档杆从杠杆位置“ M“连接到第一换档开关80布置的第一副杠杆通道114和通过连接通道118布置第二换档开关82的第二副杠杆通道116.因此,由于可以手动切换换档范围 并且可以一次切换两次,与通过使用多个杆和按钮进行手动切换的情况相比,不仅能够进行各种切换,而且可以进一步提高可操作性。 版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Planetary gear type multistage transmission for vehicles
    • 用于车辆的行星齿轮型多级变速器
    • JP2005127462A
    • 2005-05-19
    • JP2003365691
    • 2003-10-27
    • Toyota Motor Corpトヨタ自動車株式会社
    • ABE AKIHARUHOSHINO AKIRATABATA ATSUSHIHONDA ATSUSHIMIYAZAKI TERUBUMIOTA HIROBUMI
    • F16H3/62F16H3/66
    • F16H3/666F16H2200/006F16H2200/0065F16H2200/201F16H2200/2046F16H2200/2097
    • PROBLEM TO BE SOLVED: To provide a small-sized planetary gear type multistage transmission capable of selecting a wide range of speed change ratios and a suitable step of speed change ratios. SOLUTION: A first rotary element RM1 connecting together sun gears S2 and S3, a second rotary element RM2 connecting together a ring gear R2 and a carrier CA3, a third rotary element RM3 formed by a ring gear R3, and a fourth rotary element RM4 formed by a carrier CA2 are respectively provided in the planetary gear type multistage transmission. RM1 and RM2 are connected with a transmission case 12 by means of brakes B1 and B2, RM1 and RM4 are connected with a ring gear R1 of a first planetary gear unit 18 via clutches C1 and C2, RM2 and RM4 are connected with an input shaft 16 via clutches C3 and C4, and RM3 is integrally connected with an output gear 28. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供能够选择宽范围的变速比和适当的变速比的小型行星齿轮式多级变速器。 解决方案:连接太阳齿轮S2和S3的第一旋转元件RM1,将环形齿轮R2和载体CA3连接在一起的第二旋转元件RM2,由齿圈R3形成的第三旋转元件RM3和第四旋转 由行星齿轮式多级变速器分别设置由行星架CA2形成的元件RM4。 RM1和RM2通过制动器B1和B2与变速器壳体12连接,RM1和RM4通过离合器C1和C2与第一行星齿轮单元18的齿圈R1连接,RM2和RM4与输入轴 16通过离合器C3和C4,RM3与输出齿轮28整体连接。版权所有(C)2005,JPO&NCIPI
    • 7. 发明专利
    • Multi-stage transmission
    • 多级传输
    • JP2005048909A
    • 2005-02-24
    • JP2003283093
    • 2003-07-30
    • Toyota Motor Corpトヨタ自動車株式会社
    • ABE AKIHARUHOSHINO AKIRATABATA ATSUSHIHONDA ATSUSHIMIYAZAKI TERUBUMIOTA HIROBUMI
    • F16H3/66F16H3/62
    • PROBLEM TO BE SOLVED: To provide a multi-stage transmission capable of satisfying demands such as change gear ratio characteristic, gear shift controllability, and compact property at high level and shifting gear of seven advance speeds or more.
      SOLUTION: A first rotary element RM1, a second rotary element RM2, a third rotary element RM3, a fourth rotary element RM4, and a fifth rotary element RM5 are composed by a sun gear S2, a carrier CA2 and a sun gear S4, a ring gear R3 and a carrier CA4, a ring gear R4, and a sun gear S3, respectively. RM1 and RM2 are connected with a case 32 by brakes B1, B2, RM1 and RM5 are connected with a ring gear R1 of a first planetary gear device 12 through clutches C2, C1, RM1 to RM3 are connected with an input shaft 24 through clutches C3 to C5, and RM4 is integrally connected with an output shaft 26 to satisfy ten advance speeds and one backing speed in accordance with operation table shown in Fig. (b).
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供能够满足诸如变速比特性,变速可控性以及高水平的紧凑性和七档以上的变速档的要求的多级变速器。 解决方案:第一旋转元件RM1,第二旋转元件RM2,第三旋转元件RM3,第四旋转元件RM4和第五旋转元件RM5由太阳齿轮S2,行星架CA2和太阳齿轮构成 S4,齿圈R3和行星架CA4,齿圈R4和太阳齿轮S3。 RM1和RM2通过制动器B1,B2,RM1和RM5通过离合器C2,C1,RM1至RM3与第一行星齿轮装置12的齿圈R1连接的壳体32与输入轴24通过离合器连接 C3至C5,RM4与输出轴26一体地连接,以满足图10所示的操作表的十个前进速度和一个后退速度。 (b)中。 版权所有(C)2005,JPO&NCIPI
    • 8. 发明专利
    • Planetary gear type multi-stage transmission for vehicle
    • 用于车辆的行星齿轮型多级变速器
    • JP2005048868A
    • 2005-02-24
    • JP2003281318
    • 2003-07-28
    • Toyota Motor Corpトヨタ自動車株式会社
    • TABATA ATSUSHIHOSHINO AKIRAMIYAZAKI TERUBUMIHONDA ATSUSHIABE AKIHARUOTA HIROBUMI
    • F16H3/66
    • PROBLEM TO BE SOLVED: To provide a small-sized planetary gear type multi-stage transmission for a vehicle, attaining a change gear ratio in a large range and performing suitable forward in multi-stage in change gear ratio step. SOLUTION: In a first shifting part 36, the rotation of an input shaft 16 is output through a first intermediate output route M1 and a second intermediate output route M2, and in a second shifting part 38, a first rotating element RE1 (S2, S3) is selectively connected to a second driven gear CG2B, and also selectively connected to a transmission case 12 as a non-rotating member. A second rotating element RE2 (R1) is selectively connected to a first driven gear CG1B, a third rotating element RE3(CA1, CA2) is selectively connected to the first driven gear CG1B and also selectively connected to the transmission case 12, a fourth rotating element RE4 (S1, R2, CA3) is connected to an output gear 28 as an output rotating member, and a fifth rotating element RE5 (R3) is selectively connected to the second driven gear CG2B. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种用于车辆的小型行星齿轮式多级变速器,获得大范围的变速比,并且在变速比步骤中执行适合的多级前进。 解决方案:在第一变速部分36中,输入轴16的旋转通过第一中间输出路径M1和第二中间输出路径M2输出,而在第二变速部分38中,第一转动元件RE1( S2,S3)选择性地连接到第二从动齿轮CG2B,并且还选择性地连接到作为非旋转构件的变速器壳体12。 第二旋转元件RE2(R1)选择性地连接到第一从动齿轮CG1B,第三旋转元件RE3(CA1,CA2)选择性地连接到第一从动齿轮CG1B,并且还选择性地连接到变速器壳体12,第四旋转 元件RE4(S1,R2,CA3)连接到作为输出旋转构件的输出齿轮28,并且第五旋转元件RE5(R3)选择性地连接到第二从动齿轮CG2B。 版权所有(C)2005,JPO&NCIPI
    • 9. 发明专利
    • Multi-stage transmission
    • 多级传输
    • JP2005042835A
    • 2005-02-17
    • JP2003278343
    • 2003-07-23
    • Toyota Motor Corpトヨタ自動車株式会社
    • TABATA ATSUSHIHOSHINO AKIRAMIYAZAKI TERUBUMIHONDA ATSUSHIABE AKIHARUOTA HIROBUMI
    • F16H3/66F16H3/62
    • PROBLEM TO BE SOLVED: To provide a multi-stage transmission which can be suitably used when it is horizontally arranged relative to a vehicle and can execute the forward shift of 7 stages or more.
      SOLUTION: The multi-stage transmission is composed as follows. A first planetary gear device 34 is arranged on a first axis L1. A second planetary gear device 38 and a third planetary gear device 40 are arranged on a second axis L2. The axial dimension can be shortened compared with the case that all the planetary gear devices are arranged on the same axis. The multi-stage transmission can be horizontally mounted to the vehicle. Also, rotation inputted from an engine 16 to an input shaft 14 is transmitted to the second axis L2 side at a change gear ratio of 1.0 via a first power transmission mechanism 20. The rotation is transmitted to the second axis L2 side at two change gear ratios, which are larger than the change gear ratio of 1.0, by a first clutch C1 and the engagement/disengagement state of a first brake B1 via a second power transmission mechanism 22. The rotation is further subjected to a gear change by a main gear shifting part 24 arranged on the second axis L2. Thereby, an automatic transmission 12, which can execute the forward shift of 7 stages or more can be compactly composed.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种当相对于车辆水平布置时可适当使用的多级变速器,并且可以执行7级以上的前进档。 解决方案:多级传输组成如下。 第一行星齿轮装置34布置在第一轴线L1上。 第二行星齿轮装置38和第三行星齿轮装置40布置在第二轴线L2上。 与所有行星齿轮装置布置在同一轴线上的情况相比,可以缩短轴向尺寸。 多级变速器可以水平安装在车辆上。 此外,从发动机16输入到输入轴14的旋转经由第一动力传递机构20以变速比1.0传递到第二轴L2侧。旋转以两个变速齿轮传递到第二轴L2侧 通过第一离合器C1和第一制动器B1经由第二动力传递机构22的接合/分离状态比变速比大于1.0的比例通过第二动力传递机构22进行齿轮变速。主齿轮 布置在第二轴线L2上的移位部分24。 由此,可以紧凑地构成能够进行7级以上的前进偏移的自动变速机构12。 版权所有(C)2005,JPO&NCIPI