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51. 发明专利

JP2012107725A Continuously variable transmission 审中-公开
标题翻译：连续可变传输
公开(公告)号：JP2012107725A
公开(公告)日：2012-06-07
申请号：JP2010258288
申请日：2010-11-18
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： OGAWA HIROYUKI , MURAKAMI ARATA , TOMOMATSU DAISUKE , SHIINA TAKAHIRO
IPC分类号： F16H15/52
摘要： PROBLEM TO BE SOLVED: To provide a continuously variable transmission capable of improving inconvenience on a conventional continuously variable transmission and restraining a gap of a rotary axis of a rolling member.SOLUTION: In the continuously variable transmission 1 including first and second rotation members 10, 20 which are oppositely arranged and are relatively rotatable around a common first rotation axis R1, a sun roller 30, a carrier 40, a plurality of planetary balls 50 held by the first and second rotation members 10, 20 and radially arranged, and support shafts 51 having the same second rotation axes R2 as those for the planetary balls 50 and projecting both ends from the planetary balls 50, wherein the carrier 40 guides both ends of the support shafts 51 by radial guide grooves 43 of a first disk section 41 and radial guide grooves 44 of a second disk section 42, radii of corner round sections C1, C2 of respective guide grooves 43, 44 at boundary sections among groove sidewalls 43a, 44a and ends 43c, 43d, 44c, and 44d in a radial direction are set up to be a radius or below of the support shaft 51.
摘要翻译：要解决的问题：提供一种能够改善传统的无级变速器的不便性并限制滚动体的旋转轴的间隙的无级变速器。解决方案：在包括第一和第二旋转构件10,20的无级变速器1中，其相对布置并且可围绕共同的第一旋转轴线R1相对旋转，太阳辊30，托架40，多个行星球由第一和第二旋转构件10,20保持并且径向布置的支撑轴51以及具有与行星球50相同的第二旋转轴线R2的支撑轴51并且将两端从行星球50突出，其中托架40引导两者通过第一盘部分41的径向引导槽43和第二盘部分42的径向引导槽44的支撑轴51的端部，在槽侧壁中的边界部分处的各个引导槽43,44的拐角圆形部分C1，C2的半径 43a，44a和端部43c，43d，44c和44d沿径向设置为支撑轴51的半径或以下。（C）2012年，JPO＆INPIT

52. 发明专利

JP2011202699A Continuously variable transmission 审中-公开
标题翻译：连续可变传输
公开(公告)号：JP2011202699A
公开(公告)日：2011-10-13
申请号：JP2010068884
申请日：2010-03-24
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： TOMOMATSU DAISUKE , MURAKAMI ARATA , OGAWA HIROYUKI , SHIINA TAKAHIRO
IPC分类号： F16H15/52
摘要： PROBLEM TO BE SOLVED: To provide a continuously variable transmission capable of appropriately changing a transmission gear ratio.SOLUTION: The continuously variable transmission includes: a first rotation element 4 and a second rotation element, which are opposed in the direction of a first rotation axis X1 and relatively rotatable around the first rotation axis X1; a third rotation element 5 rotatable around a rotation center of a second rotation axis X2 different from the first rotation axis X1, held between the first rotation element 3 and the second rotation element 4, transmitting torque between the first rotation element 3 and the second rotation element 4; and a tilting part 9 tilting the third rotation element 5. The tilting part 9 further includes: a pressing part 12 making a force tilting and pressing the third rotation element 5 on one side act on a support shaft 51 rotatably supporting the third rotation element 5; and an elastic member 13 making an urging force on a side opposite to the pressing force act on the support shaft 51.
摘要翻译：要解决的问题：提供能够适当地改变变速比的无级变速器。解决方案：无级变速器包括：第一旋转元件4和第二旋转元件，其在第一旋转轴线 X1并且围绕第一旋转轴线X1可相对旋转; 第三旋转元件5，其围绕保持在第一旋转元件3和第二旋转元件4之间的与第一旋转轴线X1不同的第二旋转轴线X2的旋转中心旋转，在第一旋转元件3和第二旋转元件3之间传递扭矩元素4; 以及使第三旋转元件5倾斜的倾斜部9.倾斜部9还包括：使第一旋转元件5的一侧倾斜并按压力的按压部12作用在可旋转地支撑第三旋转元件5的支撑轴51上 ; 并且在与按压力相反的一侧施加作用力的弹性构件13作用在支撑轴51上。

53. 发明专利

JP2011190882A Continuously Variable Transmission 审中-公开
标题翻译：连续可变传输
公开(公告)号：JP2011190882A
公开(公告)日：2011-09-29
申请号：JP2010058136
申请日：2010-03-15
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： TOMOMATSU DAISUKE , MURAKAMI ARATA , OGAWA HIROYUKI , SHIINA TAKAHIRO
IPC分类号： F16H15/52
摘要： PROBLEM TO BE SOLVED: To improve a transmission efficiency of a thrust force used as pressure. SOLUTION: A continuously variable transmission includes a first and second rotating members 10, 20 with a first rotation center axis R1, a planetary ball 50 with a second rotation center axis R2 different from the first rotation center axis R1, which is held by the first rotating member 10 and the second rotating member 20 and enabling torque transmission between them, a shift control part (grooves 52a, 53a, etc.) changing a rotating ratio between the first and second rotating members 10, 20 by tilting the planetary ball 50, and a pressing part (disk member 91 etc.) transmitting a thrust force applied from the planetary ball 50 to the second rotating member 20 as pressure to the planetary ball 50. The pressing part includes a pressing position toward the second rotating member 20 at a position in which a distance toward the radially outside from the first rotation center axis R1 becomes greater than or equal to a contact radius from the first rotation center axis R1 to a contact position between the second rotating member 20 and the planetary ball 50. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提高作为压力使用的推力的传动效率。解决方案：无级变速器包括具有第一旋转中心轴线R1的第一和第二旋转构件10,20，具有与第一旋转中心轴线R1不同的第二旋转中心轴线R1的行星球50，其被保持通过第一旋转构件10和第二旋转构件20，并且能够在它们之间传递扭矩;变速控制部（凹槽52a，53a等），通过倾斜行星轮来改变第一和第二旋转构件10,20之间的旋转比球50，以及按行星球50的压力传递从行星球50施加到第二旋转构件20的推力的按压部（盘构件91等）。按压部包括朝向第二旋转构件的按压位置 20在从第一旋转中心轴线R1到径向外侧的距离变得大于或等于从第一旋转中心轴线R1到接触点的接触半径的位置处第二旋转构件20和行星球50之间的距离。（C）2011年，JPO和INPIT

54. 发明专利

JP2009293745A Control device of variable displacement pump motor type transmission 审中-公开
标题翻译：可变位移泵电机类型变速器的控制装置
公开(公告)号：JP2009293745A
公开(公告)日：2009-12-17
申请号：JP2008149877
申请日：2008-06-06
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： YAMAMOTO MASASHI , AMANO TAKEYA , SHIINA TAKAHIRO , YOSHIKAWA MASAHITO , MURAKAMI ARATA
IPC分类号： F16H47/04 , F16H61/40 , F16H61/4096
摘要： PROBLEM TO BE SOLVED: To provide a control device of a variable displacement pump motor type transmission capable of improving power transmission efficiency of the transmission in the highest speed stage. SOLUTION: This control device of the variable displacement pump motor type transmission has two differential mechanisms, two pump motors and a transmission mechanism for a shift stage capable of selectively transmitting power between an intermediate shaft and an output member, and is provided with a pressure accumulator for accumulating hydraulic pressure, a transmission mechanism for a direct coupling stage capable of transmitting the power between a power source and the output member and making the power untransmissible between one differential mechanism, the pump motor and the output member, and hydraulic regenerative means (Step S18-S20) capable of transmitting the power between the power source and the output member, making the power untransmissible between one differential mechanism, the pump motor and the output member, capable of transmitting the power between the output member, the other differential mechanism and the pump motor and accumulating the hydraulic pressure generated in that case to the pressure accumulator, when torque is inputted from the output member. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够提高最高速段的变速器的动力传递效率的变量泵式电动机式变速器的控制装置。解决方案：变量泵电动机型变速器的该控制装置具有两个差速机构，两个泵电动机和用于能够选择性地在中间轴和输出构件之间传递动力的变速级的变速机构，用于积蓄液压的压力蓄能器，用于直接联接平台的传动机构，其能够在电源和输出构件之间传递动力，并使电力在一个差动机构，泵电机和输出构件之间不可转移，以及液压再生能够在电源和输出构件之间传递电力的装置（步骤S18-S20），使得能够在一个差动机构，泵电动机和输出构件之间不传输电力，能够在输出构件之间传递电力，另一个差速机构和泵电机积累液压产生当从输出部件输入转矩时，在该情况下向蓄压器施加压力。版权所有（C）2010，JPO＆INPIT

55. 发明专利

JP2009127826A Controller of variable displacement pump/motor transmission 审中-公开
标题翻译：可变位移泵/电动机变速器的控制器
公开(公告)号：JP2009127826A
公开(公告)日：2009-06-11
申请号：JP2007306553
申请日：2007-11-27
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： YAMAMOTO MASASHI , AMANO TAKEYA , SHIINA TAKAHIRO , YOSHIKAWA MASAHITO , MURAKAMI ARATA
IPC分类号： F16H47/04 , F16H59/08 , F16H59/18 , F16H59/42 , F16H59/44 , F16H59/54 , F16H59/72 , F16H61/40
摘要： PROBLEM TO BE SOLVED: To provide a controller capable of preventing an engine stall in a creep state in a variable displacement pump/motor transmission. SOLUTION: The variable displacement pump/motor transmission includes a relief valve for setting a relief pressure to specify an upper limit pressure of the a pressure passage by discharging pressure from the high pressure passage between the pump and the motor, a load detection means (steps S6, S7) for detecting a road load or data corresponding to the road load when a transmission mounted vehicle is maintained in a traveling state or a stop state by creep torque output from the transmission, a creep control means (step S13) to increase the relief pressure so that creep torque exceeds the road load, and a relief pressure reduction means (step S14) for reducing the relief pressure when the creep torque is less than the road load, and the relief pressure increased by the creep control means is not less than a predetermined reference pressure. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够防止变量泵/电动机变速器中的发动机在蠕变状态下停止的控制器。解决方案：变排量泵/电动机变速器包括安全阀，用于通过从泵和电动机之间的高压通道排出压力来设定溢流压力以指定压力通道的上限压力，负载检测用于检测道路负荷的装置（步骤S6，S7）或当变速器安装车辆通过从变速器输出的蠕变扭矩保持在行驶状态或停止状态时与道路负荷相对应的数据，爬行控制装置（步骤S13）以增加溢流压力以使蠕变扭矩超过道路载荷;以及减震装置（步骤S14），用于当蠕变扭矩小于道路载荷时减小溢流压力，并且由蠕变控制装置增加的安全压力不小于预定的参考压力。版权所有（C）2009，JPO＆INPIT

56. 发明专利

JP2009024853A Control device of variable displacement hydraulic pump motor type transmission 审中-公开
标题翻译：可变位移液压泵电机类型变速器的控制装置
公开(公告)号：JP2009024853A
公开(公告)日：2009-02-05
申请号：JP2007191390
申请日：2007-07-23
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： SHIINA TAKAHIRO , AMANO TAKEYA , YAMAMOTO MASASHI , YOSHIKAWA MASAHITO , MURAKAMI ARATA
IPC分类号： F16H61/44 , F16H61/444 , F16H61/452
摘要： PROBLEM TO BE SOLVED: To provide a control device of a variable displacement hydraulic pump motor type transmission capable of smoothly continuously variably changing a speed, without causing delay of a change in the speed ratio. SOLUTION: This control device of a variable displacement hydraulic pump motor type transmission has two power dividing mechanisms for dividing power of a power source into first and second pump motors and first and second shift shafts, and is constituted so that the respective pump motors are communicated via a closed circuit for driving the other pump motor by supplying pressure oil delivered by one to the other, and the respective shift shafts are connected to an output member via a transmission mechanism of the predetermined speed ratio capable of transmitting torque by a switching mechanism, and has a pressure source for selectively supplying the pressure oil to the respective pump motors, and driving means (Step S1-S10) driving the other pump motor by supplying the pressure oil from the pressure source to the other pump motor, when operating its one pump motor side switching mechanism by setting the pushing-out volume of one pump motor to zero. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够平稳连续地可变地改变速度的可变排量液压泵电动机型变速器的控制装置，而不会导致速比变化的延迟。解决方案：变量液压泵电动机型变速器的该控制装置具有两个功率分配机构，用于将动力源的动力分配到第一和第二泵电动机以及第一和第二换档轴中，并且构成为使得相应的泵电动机通过一个闭合回路连接，用于通过将由另一个输送的压力油提供给另一个泵电动机来驱动另一个泵电动机，并且各个变速轴通过能够通过一个转矩传递转矩的预定变速比的变速机构连接到一个输出构件切换机构，并且具有用于选择性地将压力油供给到各个泵电动机的压力源和驱动装置（步骤S1-S10），通过从压力源向另一个泵电动机供给压力油来驱动另一个泵电动机，通过将一个泵电机的推出量设置为零来操作其一个泵电机侧切换机构。版权所有（C）2009，JPO＆INPIT

57. 发明专利

JP2008039012A Hydraulic control device of continuously variable transmission 有权
标题翻译：连续变速传动液压控制装置
公开(公告)号：JP2008039012A
公开(公告)日：2008-02-21
申请号：JP2006212523
申请日：2006-08-03
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： YAMAMOTO MASASHI , FUNAHASHI MAKOTO , MURAKAMI ARATA , SHIINA TAKAHIRO
IPC分类号： F16H47/04 , F16H61/40 , F16H61/4165
摘要： PROBLEM TO BE SOLVED: To provide a hydraulic control device of a continuously variable transmission capable of effectively cooling a pump motor related to power transmission and capable of facilitating miniaturization. SOLUTION: The hydraulic control device of the continuously variable transmission equipped with a hydraulic pump driven by power outputted by a power source and generating oil pressure and a hydraulic motor continuously varying torque transmitted to an output member by operating as a motor with the oil pressure supplied is provided with a cooling fluid circuit for supplying a cooling fluid to the hydraulic pump and the hydraulic motor, a heat generation estimating means (step S02) for estimating the magnitude of a heat generation amount of the hydraulic pump and the hydraulic motor, and circuit switching means (steps S03, S5 and S6) each setting the cooling fluid circuit so that the hydraulic pump or the hydraulic motor estimated to have the larger heat generation amount than the other by the heat generation estimating means is given priority in supplying the cooling fluid. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够有效地冷却与电力传输相关的泵电动机并且能够促进小型化的无级变速器的液压控制装置。解决方案：无级变速器的液压控制装置配备有由电源输出的动力驱动的液压泵，并且通过作为电动机操作而产生油压，以及连续变化的扭矩传递到输出构件提供的油压设置有用于向液压泵和液压马达供应冷却流体的冷却流体回路，用于估计液压泵和液压马达的发热量的大小的发热量估计装置（步骤S02），以及电路切换装置（步骤S03，S5和S6），每个设置冷却流体回路，使得通过发热估计装置估计具有比另一个更大的发热量的液压泵或液压马达被提供给优先冷却液。版权所有（C）2008，JPO＆INPIT

58. 发明专利

JP2008039011A Change gear ratio controller of transmission 有权
标题翻译：变速器变速控制器
公开(公告)号：JP2008039011A
公开(公告)日：2008-02-21
申请号：JP2006212522
申请日：2006-08-03
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： SHIINA TAKAHIRO , FUNAHASHI MAKOTO , MURAKAMI ARATA
IPC分类号： F16H61/02 , F16H47/04 , F16H59/04
摘要： PROBLEM TO BE SOLVED: To provide a change gear ratio controller of a transmission capable of setting a larger number of gear-change stages than the number of pairs of gears by means of a compact arrangement and of enhancing energy efficiency.
SOLUTION: The change gear ratio controller has a change gear ratio control means 43 for setting, according to instructions by a speed change instruction means, a change gear ratio which is set by maximizing the extrusion volume of one of fluid pressure pump motor pumps 12, 13, stopping its rotation, and maximizing the extrusion volume of the other fluid pressure motor pump so that the torque of rotating shafts 8, 10 corresponding to the other fluid pressure pump motor is equal to or less than a predetermined value, and another change gear ratio which assumes a value between change gear ratios determined by two of transmission mechanisms 17, 18, 19, 20 and which is set by setting the extrusion volumes of at least two of the fluid pressure pump motors at a predetermined value close to its maximum.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种变速箱的变速比控制器，其能够通过紧凑的布置设置比齿轮对数更多的变速级，并且提高能量效率。变速传动比控制装置具有变速比控制装置43，用于根据变速指令装置的指令设定变速比，其通过使流体压力泵电动机中的一个的挤压体积最大化而设定泵12,13停止其旋转，并且使另一个流体压力马达泵的挤出体积最大化，使得与另一流体压力泵马达相对应的旋转轴8,10的转矩等于或小于预定值，以及另一个变速比，其假定由两个变速机构17,18,19,20确定的变速比之间的值，并且其通过将至少两个液压泵电动机的挤出体积设定在接近于其最大值。版权所有（C）2008，JPO＆INPIT

59. 发明专利

JP2008039006A Transmission for vehicle 有权
标题翻译：车辆变速箱
公开(公告)号：JP2008039006A
公开(公告)日：2008-02-21
申请号：JP2006212517
申请日：2006-08-03
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： MURAKAMI ARATA , FUNAHASHI MAKOTO , SHIINA TAKAHIRO
IPC分类号： F16H47/04
CPC分类号： Y02T10/6239
摘要： PROBLEM TO BE SOLVED: To provide a transmission which is excellent in the transmission efficiency of power, easily reduced in size/weight, and can continuously change a gear. SOLUTION: In the transmission for a vehicle, first and second drive shafts 4, 5, and a driven shaft 14 are disposed on the mutual parallel axis. A first differential mechanism 6 is disposed coaxially with each of the drive shaft 4, 5. A first motor 7 is connected to a repulsion element of the first differential mechanism 6. A second differential mechanism 8 is disposed on the axis parallel to each of the drive shaft 4, 5. A second motor 9 is connected to the repulsion element of the second differential mechanism 8, so that torque can be transmitted between an input element and power source 1 in either the first differential mechanism 6 or the second differential mechanism 8. The input element and a securing member 13 in one differential mechanism are selectively connected to provide the switching mechanism 11 for starting so as to restrict the rotation of the input element in one differential mechanism. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种传动效率优异的变速器，容易减小尺寸/重量，并可以连续地改变齿轮。解决方案：在用于车辆的变速器中，第一和第二驱动轴4,5和从动轴14设置在相互平行的轴线上。第一差速机构6与驱动轴4,5的每一个同轴设置。第一马达7连接到第一差速机构6的排斥元件。第二差速机构8设置在平行于驱动轴4,5的轴线上。第二电动机9连接到第二差速机构8的排斥元件，使得转矩可以在第一差速机构6或第二差速机构8中的输入元件和动力源1之间传递选择性地连接一个差速机构中的输入元件和固定构件13，以提供用于启动的切换机构11，以便将输入元件的旋转限制在一个差速机构中。版权所有（C）2008，JPO＆INPIT

60. 发明专利

JP2006266493A transmission 有权
标题翻译：传输
公开(公告)号：JP2006266493A
公开(公告)日：2006-10-05
申请号：JP2005207677
申请日：2005-07-15
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： MURAKAMI ARATA , FUNAHASHI MAKOTO , SHIINA TAKAHIRO
IPC分类号： F16H47/04 , F16H59/50 , F16H59/74 , F16H61/02 , F16H61/12
摘要： PROBLEM TO BE SOLVED: To provide a transmission which is less in power loss and realizes continuously variable transmission. SOLUTION: The transmission is provided with variable displacement hydraulic pump motors 2, 3 provided on intermediate shafts 17, 18, respectively, and changing power transmission conditions for the intermediate shafts 17, 18 from an input shaft 1 by making switch between the pump and the motor having capacity changing in response to the state of input of power and hydraulic fluid and control means 20, 27, 50 which control output torques by controlling discharged condition of fluid from either of the variable displacement hydraulic pump motor 2, 3 functioning as the pump and supply fluid discharged from one of the variable displacement hydraulic pump motor 2, 3 functioning as the pump to the other of the variable displacement hydraulic pump motor 2, 3 to thereby make the other of the variable displacement hydraulic pump motor 2, 3 function as the motor. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供功率损耗较小并实现无级变速器的变速器。
解决方案：变速器分别设置有设置在中间轴17,18上的可变排量液压泵电动机2,3，并且通过在输入轴1之间的转换来改变中间轴17,18的输送条件泵和电动机响应于电力和液压流体的输入状态而变化的电动机和控制装置20,27,50，其通过控制来自可变排量液压泵马达2,3中的任一个的流体的排出状态来控制输出转矩作为从用于可变排量液压泵马达2,3的另一个的作为泵的可变排量液压泵马达2,3之一排出的泵和供给流体，从而使变量液压泵马达2中的另一个排出， 3作为电机。版权所有（C）2007，JPO＆INPIT

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