专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

31. 发明专利

JP2005163888A Toroidal type continuously variable transmission 审中-公开
标题翻译： TOROIDAL型连续可变传输
公开(公告)号：JP2005163888A
公开(公告)日：2005-06-23
申请号：JP2003402695
申请日：2003-12-02
申请人： Nsk Ltd , 日本精工株式会社
发明人： KATO HIROSHI
IPC分类号： F16H15/38
摘要： PROBLEM TO BE SOLVED: To provide a toroidal type continuously variable transmission enabling smooth gear shifting and power transmission operation by maintaining the satisfactory bearing function of linear bearings between a power roller and a trunnion and also enabling increase in the durability of bearing parts.
SOLUTION: An outer ring 32 rotatably supporting the power roller 20 is stored in a pocket part P formed at the center part of the trunnion 22 on the second axis O2. The pair of linear bearings 58 supporting the outer ring movably in a direction orthogonal to the second axis is installed between the pocket part and the outer ring. Each of the linear bearings comprises a first sloped surface 52 and a second sloped surface 54 formed on the opposed surfaces of the pocket part and the outer ring and a roller 56 disposed between the first and second sloped faces. The first and second sloped faces are formed to be parallel with each other when by its deformation when a load is applied from the power roller to the outer ring and to be non-parallel with each other when the load is not applied.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种环形无级变速器，其通过在动力辊和耳轴之间保持线性轴承的令人满意的轴承功能而能够进行平稳的换档和动力传递操作，并且还能够增加轴承部件的耐久性。解决方案：可旋转地支撑动力辊20的外圈32被存储在形成在第二轴线O2上的耳轴22的中心部分处的凹部P中。一对直线轴承58支撑外环，其在与第二轴正交的方向上可移动地安装在袋部与外圈之间。每个直线轴承包括形成在袋部和外圈的相对表面上的第一倾斜表面52和第二倾斜表面54以及布置在第一和第二倾斜面之间的辊56。当负载从动力辊施加到外圈并且当不施加负载时彼此不平行时，第一和第二倾斜面形成为彼此平行。版权所有（C）2005，JPO＆NCIPI

32. 发明专利

JP2005009605A Toroidal continuously variable transmission 审中-公开
标题翻译： TOROIDAL连续可变传输
公开(公告)号：JP2005009605A
公开(公告)日：2005-01-13
申请号：JP2003175428
申请日：2003-06-19
申请人： Nsk Ltd , 日本精工株式会社
发明人： ISHIKAWA HIROSHI , INOUE EIJI , KATO HIROSHI
IPC分类号： F16H15/38
摘要： PROBLEM TO BE SOLVED: To provide a toroidal continuously variable transmission which can secure power transmitting efficiency, control stability, and durability of the transmission by constructing a yoke supporting structure having high supporting stiffness even when arrangement of a rigid casing around the transmission is difficult.
SOLUTION: The toroidal continuously variable transmission comprises an input shaft 1, input disks 2A, 2B, output disks 3A, 3B, power rollers 11, trunnions 15, driving units 32 for shifting the trunnions 15 in the direction of the axes O2 of pivot axes 14, and a pair of yokes 34, 35. At least one of a pair of the yokes 34, 35 is supported by a supporting member 70 crossing the input shaft 1. The supporting member 70 is supported by the input shaft 1 via a bearing 75 at the position crossing the input shaft 1, and is supported by a rotation stopper 69 at another position.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种环形无级变速器，其可以通过构造具有高支撑刚度的轭支撑结构来确保变速器的动力传递效率，控制稳定性和耐久性，即使在传动装置周围的刚性壳体的布置很难环形无级变速器包括输入轴1，输入盘2A，2B，输出盘3A，3B，动力辊11，耳轴15，用于使轴颈15沿轴线O 2移动的驱动单元32 一对轭34,35中的至少一个由与输入轴1交叉的支撑构件70支撑。支撑构件70由输入轴1支撑通过轴承75在与输入轴1相交的位置处，并且由另一位置处的旋转止动器69支撑。版权所有（C）2005，JPO＆NCIPI

33. 发明专利

JP2004324877A Toroidal continuously variable transmission 审中-公开
公开(公告)号：JP2004324877A
公开(公告)日：2004-11-18
申请号：JP2003416982
申请日：2003-12-15
申请人： Nsk Ltd , 日本精工株式会社
发明人： ISHIKAWA HIROSHI , KATO HIROSHI , INOUE EIJI , NISHII DAIKI
IPC分类号： F16C33/78 , F16H15/38 , F16H57/04 , F16H57/02
CPC分类号： F16H57/043 , F16H15/38 , F16H57/049
摘要： PROBLEM TO BE SOLVED: To provide a toroidal continuously variable transmission from which foreign matters passing through a line filter and dust, burrs and iron debris existing on the ways of oil paths can be removed. SOLUTION: The toroidal continuously variable transmission comprises an input shaft, an input disc and an output disc supported on the input shaft rotatably in a mutually concentric and mutually independent manner, a pair of trunnions 21 having tilting shafts 22 at positions perpendicular to the directions of the center axes of the input disc and the output disc for tilting around the tilting shafts, a plurality of power rollers 10 rotatably supported on the trunnions via power roller bearings 11 and held between both traction faces of the input disc and the output disc, and a lubricating system for supplying lubricating oil from the line filter 42 through the oil paths 30, 31, 34 to the power roller bearings. A meshed filter 47 is provided between the line filter 42 and an oil path outlet 31a for trapping foreign matters in this section. COPYRIGHT: (C)2005,JPO&NCIPI

34. 发明专利

JP2004162871A Toroidal continuously variable transmission 审中-公开
公开(公告)号：JP2004162871A
公开(公告)日：2004-06-10
申请号：JP2002331729
申请日：2002-11-15
申请人： Nsk Ltd , 日本精工株式会社
发明人： ISHIKAWA HIROSHI , KATO HIROSHI
IPC分类号： F16H15/38 , F16C19/26 , F16C33/58
摘要： PROBLEM TO BE SOLVED: To provide a toroidal continuously variable transmission, preventing the interference of a pivotal shaft portion of a displacement shaft at its end with an input disc and an output disc, even when a power roller is tilted, and improving the durability of the power roller.
SOLUTION: The toroidal continuously variable transmission comprises the input disc 2 and the output disc 4 arranged concentrically with an input shaft 15, a trunnion 6 for rocking around a pivotal shaft 5 in a twisted position relative to the input shaft 15, the displacement shaft 7 having a supporting shaft portion 21 supported by the trunnion 6 and the pivotal shaft portion 22 protruded from an inside face 6a of the trunnion 6, and the power roller 8 having an insertion hole 8b, into which the pivotal shaft portion 22 of the displacement shaft 7 is inserted, and held between the input disc 2 and the output disc 4 in the state of being rotatably supported on the pivotal shaft portion 22 via a roller 41. A groove 43 in which the roller 41 is fitted is formed in an inner peripheral face 8c of the insertion hole 8b of the power roller 8.
COPYRIGHT: (C)2004,JPO

35. 发明专利

JP2007002967A Continuously variable transmission 审中-公开
标题翻译：连续可变传输
公开(公告)号：JP2007002967A
公开(公告)日：2007-01-11
申请号：JP2005186583
申请日：2005-06-27
申请人： Nsk Ltd , 日本精工株式会社
发明人： KATO HIROSHI
IPC分类号： F16H37/02 , F16H15/38 , F16H57/02 , F16H57/028 , F16H57/029 , F16H57/03
摘要： PROBLEM TO BE SOLVED: To provide a continuously variable transmission apparatus capable of balancing the vibration of each power roller of both speed change units of a double cavity type toroidal continuously variable transmission. SOLUTION: A toroidal continuously variable transmission is of double cavity type. In the continuously variable transmission apparatus, front and rear plate-shaped parts 43, 44 of a carrier 7a of a planetary gear type transmission are connected to each other via a plurality of connection parts 57 arranged at an equal angular interval in the circumferential direction, each planetary gear is provided in each space 60 between the connection parts, and the axial pressing force required for the traction drive of the toroidal type continuously variable transmission is transmitted to one input side disk 4b via the carrier. The other input side disk 4a alternately has parts 62 of high rigidity and parts of low rigidity of the same number as that of the connection parts of the carrier in the circumferential direction. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决的问题：提供一种能够平衡双腔型环形无级变速器的两个变速单元的每个动力辊的振动的无级变速传动装置。
解决方案：环形无级变速器为双腔型。在无级变速器装置中，行星齿轮式变速器的行星齿轮架7a的前后板状部件43,44通过沿圆周方向以等角度间隔配置的多个连接部57相互连接，每个行星齿轮设置在连接部之间的每个空间60中，并且环形无级变速器的牵引驱动所需的轴向推压力经由载体传递到一个输入侧盘4b。另一个输入侧盘4a交替地具有高刚性部件62和具有与周向上的托架连接部件相同数量的低刚性部件。版权所有（C）2007，JPO＆INPIT

36. 发明专利

JP2006258231A Toroidal continuously variable transmission 有权
标题翻译： TOROIDAL连续可变传输
公开(公告)号：JP2006258231A
公开(公告)日：2006-09-28
申请号：JP2005078683
申请日：2005-03-18
申请人： Nsk Ltd , 日本精工株式会社
发明人： KATO HIROSHI
IPC分类号： F16H15/38 , F16C29/04
摘要： PROBLEM TO BE SOLVED: To provide a toroidal continuously variable transmission capable of reducing torque shift by reducing displacement of a power roller in a rotational direction.
SOLUTION: A direct acting bearing 218 that movably supports an outer ring 41 in the direction orthogonal to a second axial line O is provided between a trunnion 6 and the outer ring 41 or a consolidated member 240 integral with the outer ring 41. The direct acting bearing 218 is provided on both sides of a center axis O2 of the outer ring 41 parallel to the second axial line O, or, on both sides of a center axis O3 of the consolidated member 240 parallel to the second axial line O.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种环形无级变速器，其能够通过减小动力辊在旋转方向上的位移而减小转矩偏移。解决方案：在耳轴6和外环41之间提供沿与第二轴线O正交的方向可移动地支撑外环41的直动轴承218或与外圈41成一体的固定部件240。直动轴承218设置在与第二轴线O平行的外圈41的中心轴线O2的两侧，或者在与第二轴线O平行的固定构件240的中心轴线O3的两侧（C）2006年，JPO＆NCIPI

37. 发明专利

JP2006258228A Toroidal continuously variable transmission 有权
标题翻译： TOROIDAL连续可变传输
公开(公告)号：JP2006258228A
公开(公告)日：2006-09-28
申请号：JP2005078662
申请日：2005-03-18
申请人： Nsk Ltd , 日本精工株式会社
发明人： KATO HIROSHI
IPC分类号： F16H15/38
摘要： PROBLEM TO BE SOLVED: To provide a toroidal continuously variable transmission comprising a loading cam pressurizing device of high torque transmission efficiency, capable of reducing a spin loss to eliminate excessive pressurizing of the roller against a cam surface.
SOLUTION: The toroidal continuously variable transmission comprises an input axis 1 in which a rotation torque is inputted, an input-side disc 2 and an output-side disc 4 supported by the input axis 1, a power roller 11 sandwiched between the input disc 2 and the output-side disc 4, and a loading cam type pressurizing device 12 which pressurizes the input-side disc 2 against the output-side disc 4. The pressurizing device 12 comprises a cam plate 13 and a plurality of rollers 15 which are held between a cam surface 16 of the cam plate 13 and a cam surface 17 formed on the outside surface of the input-side disc 2. The surface roughness of the part that makes contact with the roller 15, among the cam surface 16 of the cam plate 13 and the cam surface 17 of the input-side disc 2, is set to be 1.6a or less.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种环形无级变速器，其包括具有高扭矩传动效率的加载凸轮加压装置，能够减少旋转损失，以消除辊抵靠凸轮表面的过度加压。解决方案：环形无级变速器包括其中输入旋转扭矩的输入轴1，由输入轴1支撑的输入侧盘2和输出侧盘4，夹在其中的动力辊11 输入盘2和输出侧盘4，以及将输入侧盘2压靠输出侧盘4加压的装载凸轮型加压装置12.加压装置12包括凸轮板13和多个辊15 它们保持在凸轮板13的凸轮表面16和形成在输入侧盘2的外表面上的凸轮表面17之间。凸轮表面16中与辊15接触的部分的表面粗糙度的凸轮板13和输入侧盘2的凸轮面17被设定为1.6a以下。版权所有（C）2006，JPO＆NCIPI

38. 发明专利

JP2005076671A Toroidal continuously variable transmission 审中-公开
标题翻译： TOROIDAL连续可变传输
公开(公告)号：JP2005076671A
公开(公告)日：2005-03-24
申请号：JP2003304651
申请日：2003-08-28
申请人： Nsk Ltd , 日本精工株式会社
发明人： OCHIAI SHIGEYUKI , KATO HIROSHI
IPC分类号： F16H15/38 , F16C19/12 , F16C33/38
摘要： PROBLEM TO BE SOLVED: To prevent forcible collision of the inner surfaces of the pockets 16, 16 of a retainer 14 with the rolling surfaces of balls 13 by suppressing whirling of the retainer 14 of a thrust ball bearing 8a during operation, and to improve durability of the retainer 14.
SOLUTION: Guide such as a radial rolling bearing 19 is arranged between the inner circumferential surface of the retainer 14 and the outer circumferential surface of the intermediate section of a supporting shaft 5a. The radial clearance of the radial rolling bearing 19 is formed smaller than a pocket clearance between the inner surfaces of the pockets 16, 16 and the rolling surfaces of the balls 13, 13. By such a design, damage of the rolling body of the thrust rolling bearing and retainer can be prevented and performance centered with respect to the durability of the thrust rolling bearing can be improved.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了防止保持器14的凹部16,16的内表面与滚珠13的滚动表面的强烈碰撞，从而通过抑制推力球轴承8a的操作期间的保持器14的旋转，以及以提高保持器14的耐久性。解决方案：在保持器14的内周面和支撑轴5a的中间部的外周面之间配置有径向滚动轴承19等导轨。径向滚动轴承19的径向间隙形成为小于凹穴16,16的内表面和滚珠13,13的滚动表面之间的袋口间隙。通过这种设计，推力滚动体的损坏可以防止滚动轴承和保持器，并且可以提高相对于推力滚动轴承的耐久性的中心的性能。版权所有（C）2005，JPO＆NCIPI

39. 发明专利

JP2004084913A Toroidal continuously variable transmission 审中-公开
公开(公告)号：JP2004084913A
公开(公告)日：2004-03-18
申请号：JP2002250419
申请日：2002-08-29
申请人： Nsk Ltd , 日本精工株式会社
发明人： KATO HIROSHI , ARAMAKI HIROTOSHI , NATSUMEDA SHINICHI
IPC分类号： F16H15/38
CPC分类号： F16H15/38
摘要： PROBLEM TO BE SOLVED: To prevent damage of a cage 31 and respective inner race-outer race tracks 27 and 29 for constituting a thrust ball bearing 26 for supporting a power roller without reducing transmission efficiency. SOLUTION: When density of a cage material fore constituting this cage 31 is set to p d , an elastic modulus of this cage material is set to E d , density of a rolling body material for constituting respective balls (a rolling body) 30 and 30 is set to p c , and an elastic modulus of this rolling body material is set to E c , ä(p d x E d )/(p c x E c )} 1/2 ≤ 0.6 is satisfied. This constitution prevents damage of respective parts by restraining collision force generated between the balls 30 and the cage 31 even when increasing clearance between an inside surface of a pocket 36 of the cage 31 and a rolling surface of the balls 30. COPYRIGHT: (C)2004,JPO

40. 发明专利

JP2009210012A Universal joint and its processing method 有权
标题翻译：通用接头及其加工方法
公开(公告)号：JP2009210012A
公开(公告)日：2009-09-17
申请号：JP2008053089
申请日：2008-03-04
申请人： Nsk Ltd , 日本精工株式会社
发明人： KATO HIROSHI , KIYOTA HARUHIKO , HARUNAGA MASAHIRO , ARAMAKI HIROTOSHI , WATANABE YASUSHI
IPC分类号： F16D3/26 , B62D1/20
摘要： PROBLEM TO BE SOLVED: To provide a universal joint in which it is possible to transmit a large running torque by reducing a bending stress generating in a bolt, reducing an average stress generating in the bolt and enlarging an allowable stress vibration amplitude.
SOLUTION: Flange parts 54A, 54B are elastically deformed by holding from longitudinal direction of the fig. 3 with clamping fixtures 71 for machining and the change of shapes corresponding to the conditions in which a male serration 61 of the shaft 6 is fastened by a female serration 531 are generated in the flange part 54A and 54B. In this state, on the flange part 54A, 54B, bolt holes 541A and 541B are perforated, and a seat surface 542A of the flange part 54A and the seat surface 542B of the flange part 54B are machined. As a result, the bolt hole 541A, 541B are (concentrically) formed on the same axis line and against the axis line of the bolt hole 541A, 541B seat surface 542A and seat surface 542B are orthogonally formed.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供万向接头，通过减小在螺栓中产生的弯曲应力，可以传递大的行驶转矩，减小螺栓中产生的平均应力并增加容许应力振动幅度。解决方案：法兰部分54A，54B通过从图1的纵向保持而弹性变形。在凸缘部分54A和54B中产生用于加工的夹紧固定件71和与通过凹形锯齿531紧固的轴6的公齿形61对应的形状的变化。在这种状态下，在凸缘部54A，54B上穿过螺栓孔541A和541B，并且加工凸缘部54A的座面542A和凸缘部54B的座面542B。结果，螺栓孔541A，541B（同心地）形成在相同的轴线上并且相对于螺栓孔541A，541B的轴线垂直地形成座面542A和座面542B。版权所有（C）2009，JPO＆INPIT

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式