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    • 1. 发明专利
    • Travel transmission system for combined harvester and thresher
    • 组合式收音机和门禁机的旅行传输系统
    • JP2010053951A
    • 2010-03-11
    • JP2008219442
    • 2008-08-28
    • Kubota Corp株式会社クボタ
    • TAKAO YOSHIROANDO MASARU
    • F16H47/02A01D41/12A01D69/03A01D69/06B60K17/10F16H57/02F16H57/023
    • PROBLEM TO BE SOLVED: To equip a travel transmission system for a combine including a static hydraulic pressure type continuously variable transmission, a travel transmission part transmitting output of the static hydraulic pressure type continuously variable transmission to a right and left pair of travel devices, and a transmission case storing the static hydraulic pressure type transmission and the travel transmission part, and having an input shaft of the transmission case composed of a pump shaft of the static hydraulic pressure type continuously variable transmission, with a charge pump and a hydraulic pump while facilitating arrangement of the travel transmission system. SOLUTION: The charge pump 72 supplying operating oil to the static hydraulic pressure type continuously variable transmission 23 and the hydraulic pump 71 supplying pressure oil for changing over the travel transmission part 30 are distributed to one end side and another end side of a body 23a of the static hydraulic pressure type continuously variable transmission 23 of the pump shaft 21 and attached to the pump shaft 21. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了配备包括静态液压式无级变速器的组合的行驶传动系统,将静态液压式无级变速器的输出传递到左右一对行程的行驶传动部分 装置以及存储静液压式变速器和行驶传动部的变速箱,并且具有由静液压式无级变速器的泵轴构成的变速箱的输入轴,具有充气泵和液压 同时便于行驶传动系统的布置。 解决方案:向静态液压式无级变速器23供应工作油的充电泵72和供给用于切换行驶传动部30的压力油的液压泵71分配到一个端部侧,另一端侧 泵轴21的静压液压式无级变速器23的主体23a,并附接到泵轴21. 版权所有(C)2010,JPO&INPIT
    • 2. 发明专利
    • Travel transmission structure of working vehicle
    • 车辆行车传动结构
    • JP2008075848A
    • 2008-04-03
    • JP2006258731
    • 2006-09-25
    • Kubota Corp株式会社クボタ
    • TAKAO YOSHIROHIRAOKA MINORUANDO MASARUTAKAHARA KAZUHIRO
    • B60K17/10B62D11/04F16H61/42F16H61/44
    • PROBLEM TO BE SOLVED: To improve straight advancing ability in the case of constituting a travel transmission structure of a working vehicle to drive right and left hydraulic pumps by the power of an engine and to drive right and left hydraulic motors with an operating fluid discharged from the right and left hydraulic pumps.
      SOLUTION: The travel transmission structure of the working vehicle comprises the variable displacement right and left hydraulic pumps 7, 8, the right and left hydraulic motors 9, 10 and a pair of right and left oil passages 11, 12 to drive right and left travel devices 1, 2. The travel transmission structure also comprises right and left control valves 23, 24 operable to discharge the operating fluid from the right and left oil passages 11, 12, and right and left rotating speed sensors 27, 28 for detecting the rotating speed of the right and left hydraulic pumps 9, 10. In a straight advancing time, the operating fluid is discharged by the right or left control valve 23 or 24 from the oil passage 11 or 12 on the higher rotating speed side out of the right and left hydraulic motors 7, 8 so that the difference of the detection values of the right and left rotating speed sensors 27, 28 is a set value or less.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:在构成作业车辆的行驶传动结构的情况下,通过发动机的动力来驱动左右液压泵并且通过操作来驱动左右液压马达的情况下,提高直行进能力 从左右液压泵排出的液体。 解决方案:作业车辆的行驶传动结构包括可变排量左右液压泵7,8,右液压马达9和左液压马达9以及右侧驱动的一对左右油路11和12 行驶传动结构还包括左右控制阀23,24,其可操作以从左右油路11,12以及左右转速传感器27,28排出工作流体,用于 检测右,左液压泵9,10的转速。在直行进时间内,工作流体由右或左控制阀23或24从较高转速侧的油路11或12排出 右侧液压马达7和右侧液压马达8的左侧和右侧的转速传感器27,28的检测值的差为设定值以下。 版权所有(C)2008,JPO&INPIT
    • 3. 发明专利
    • Oil storage part of harvester
    • 收获器的油储存部分
    • JP2004132466A
    • 2004-04-30
    • JP2002297729
    • 2002-10-10
    • Kubota Corp株式会社クボタ
    • NORITA SEIJINAKADA MASAYOSHIHIDA SADANORIANDO MASARUTAKAO YOSHIROHIRAOKA MINORU
    • F16H57/02
    • PROBLEM TO BE SOLVED: To suppress the suction of bubbles generated in oil with the stirring operation of a transmission gear of a harvester, from suction ports provided in an oil pan.
      SOLUTION: A transmission case 8 splittable into two right and left parts is formed into a tank for operating oil serving as lubricating oil. An oil path for sucking the operating oil is formed on a mating surface between the right and left case parts 8A of the transmission case 8. The suction ports 54 of the oil path are arranged deviating from side to side to be the farthest possible from a rotating member of the transmission gear, thus suppressing the suction of the bubbles generated by the rotating member.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:通过设置在油底壳中的吸入口,通过收割机的变速齿轮的搅拌操作来抑制在油中产生的气泡的吸入。 解决方案:可分离成两个左右部分的变速器箱8形成用于操作用作润滑油的油的油箱。 用于吸入工作油的油路形成在变速箱8的左右壳体部8A之间的配合面上。油路的吸入口54配置为从一侧到另一侧偏离, 传动齿轮的旋转构件,从而抑制由旋转构件产生的气泡的吸力。 版权所有(C)2004,JPO
    • 5. 发明专利
    • Combine harvester
    • 联合收割机
    • JP2011092033A
    • 2011-05-12
    • JP2009246802
    • 2009-10-27
    • Kubota Corp株式会社クボタ
    • NORITA SEIJITAKAO YOSHIRO
    • A01D69/06A01D67/00B60T1/06F16H61/28
    • PROBLEM TO BE SOLVED: To provide a combine harvester which enables a hydraulic mechanism for switching a transmission mission to be easily coordinated with a member to be operated, appropriate braking force to act on a traveling device even if a compact parking brake is employed, and advantageous conditions to be obtained in aspects of a hydraulic circuit that connects the hydraulic mechanism to an operating valve mechanism, inspection or repair of the operating valve mechanism and coordination means for coordinating the parking brake with an operation device, respectively. SOLUTION: The transmission mission and the hydraulic mechanism for switching the transmission mission are arranged within a mission case 21. The operating valve mechanism for operating the hydraulic mechanism is arranged in a lateral side wall 21a facing the front reaping frame 11a of the mission case 21. The parking brake 190 for acting on the traveling device is arranged in the lateral side wall 21b facing the operation part 5 of the mission case 21. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种联合收割机,其能够使用用于切换传动任务的液压机构,以容易地与待操作的构件协调,即使紧凑的驻车制动器是行驶装置也是适当的制动力作用于行驶装置 以及在将液压机构连接到操作阀机构的液压回路,操作阀机构的检查或修理以及用于将驻车制动器与操作装置协调的协调装置方面获得的有利条件。 解决方案:用于切换传输任务的传输任务和液压机构被布置在任务外壳21内。用于操作液压机构的操作阀机构布置在面向前侧收拢框架11a的侧向侧壁21a中 用于作用在行驶装置上的驻车制动器190布置在面向任务箱21的操作部分5的侧面侧壁21b中。(C)2011年,JPO&INPIT
    • 6. 发明专利
    • Travel transmitting structure of working vehicle
    • 车辆行车传输结构
    • JP2010058645A
    • 2010-03-18
    • JP2008226111
    • 2008-09-03
    • Kubota Corp株式会社クボタ
    • TAKAO YOSHIROANDO MASARU
    • B60K17/10B62D11/08
    • PROBLEM TO BE SOLVED: To miniaturize a hydrostatic continuously variable transmission, a steering mechanism pump and a charge pump in a travel transmitting structure of a working vehicle.
      SOLUTION: A steering mechanism pump 49 is provided on one side of an input shaft 10 across a hydraulic pump 71 of a hydrostatic continuously variable transmission 9, a charge pump 50 is provided on the other side of the input shaft 10 across the hydraulic pump 71, and the steering mechanism pump 49 and the charge pump 50 are driven by the input shaft 10. Feed passages 95, 96 for feeding working fluid are arranged between the input shaft 10 and the output shaft 11 along the input shaft 10 and the output shaft 11, the working fluid is fed from any one of the feed passages 95, 96 to the steering mechanism pump 49, and the working fluid is fed from the other of the feed passages 95, 96 to the charge pump 50.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:为了使作业车辆的行驶传递结构中的静液压无级变速器,转向机构泵和电荷泵小型化。 解决方案:转向机构泵49通过静液压无级变速器9的液压泵71设置在输入轴10的一侧,电动泵50设置在输入轴10的另一侧上 液压泵71和转向机构泵49以及充电泵50由输入轴10驱动。供给工作流体供给通道95,96沿着输入轴10布置在输入轴10和输出轴11之间, 输出轴11,工作流体从进给通道95,96中的任何一个进给到转向机构泵49,并且将工作流体从另一个进给通道95,96供给到电荷泵50。 P>版权所有(C)2010,JPO&INPIT
    • 7. 发明专利
    • Working vehicle
    • 工作车辆
    • JP2008298140A
    • 2008-12-11
    • JP2007143684
    • 2007-05-30
    • Kubota Corp株式会社クボタ
    • TAKAO YOSHIROHIRAOKA MINORUANDO MASARUUCHI TAKAHIRO
    • F16H47/02A01D67/00A01D69/03A01D69/06F16H39/14F16H57/02F16H57/023F16H57/025
    • F16C2361/61
    • PROBLEM TO BE SOLVED: To provide a working vehicle, in which split cases forming a space for mounting a static hydraulic type continuously variable transmission are provided by recessing a part of side walls, thus reducing the lateral widths of the split cases.
      SOLUTION: A split case unit body 5 includes: an axial plunger 65 of the static hydraulic type continuously variable transmission 6; a swash plate 66; and a guide block 67 to guide inclined motion of the swash plate. At each opposed position of the guide block 67 and the other split case unit body 4, abutting parts 4a, 5a are formed near the center of the space in the split case away from circumferential wall parts of both split case unit bodies 4, 5.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供一种作业车辆,其中通过使一部分侧壁凹陷来形成形成用于安装静态液压型无级变速器的空间的分体式壳体,从而减小了分体式箱体的横向宽度。 解决方案:分体式壳体单元体5包括:静液压型无级变速器6的轴向柱塞65; 斜盘66; 以及用于引导斜板的倾斜运动的引导块67。 在引导块67和另一个分体式壳体单元主体4的相对位置处,邻接部分4a,5a远离分裂壳体单元体4,5的周壁部分在分离壳体中的空间的中心附近形成。 版权所有(C)2009,JPO&INPIT
    • 8. 发明专利
    • Hydraulic circuit for working machine
    • 液压电动机
    • JP2008240791A
    • 2008-10-09
    • JP2007079067
    • 2007-03-26
    • Kubota Corp株式会社クボタ
    • TAKAO YOSHIROHIRAOKA MINORUANDO MASARU
    • F15B11/08F16H47/02
    • PROBLEM TO BE SOLVED: To provide a hydraulic circuit for a working machine capable of suppressing oil shortage and seizure at a slide-turning part while maintaining a structure for feeding a returning oil from the other working device or the like to a charge circuit part of a circuit of a hydraulic type continuously variable transmission device.
      SOLUTION: A first oil-discharge passage 63 from a lifting control circuit C and a turning control circuit B is connected to the charge circuit part 59 for a static hydraulic type continuously variable transmission device 11. A second oil-discharge passage 64 for communicated from the charge circuit part 59 with a tank is provided, and a restriction part 65 is provided on the second oil-discharge passage 64.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:为了提供一种用于能够抑制滑动转动部分的缺油和卡住的作业机械的液压回路,同时保持用于将来自另一个工作装置等的返回油进给的结构进行充电 液压式无级变速器电路电路部分。 解决方案:来自提升控制电路C和转向控制电路B的第一排油通道63连接到用于静液压型无级变速器11的充电回路部分59上。第二排油通道64 用于从充电电路部分59与罐相连通,并且在第二排油通道64上设置有限制部分65.版权所有:(C)2009,JPO&INPIT
    • 9. 发明专利
    • Device for changing traveling speed of implement
    • 改变行驶速度的设备
    • JP2008237144A
    • 2008-10-09
    • JP2007084596
    • 2007-03-28
    • Kubota Corp株式会社クボタ
    • TAKAO YOSHIROHIRAOKA MINORUANDO MASARU
    • A01B69/00A01D67/00F16D25/06
    • PROBLEM TO BE SOLVED: To provide a device for changing the traveling speed of an implement performing a function of securing the straight progressing property of the implement fully and also constituting it as compact by devising the arrangement of a linking mechanism.
      SOLUTION: This device for changing the traveling speed of the implement is equipped with a left static hydraulic type stepless transmission device for a left crawler traveling device and a right static hydraulic type stepless transmission device for a right crawler traveling device, respectively. A linking mechanism B, using a linking ball freely switching a linked state for rotating both of outputting shafts 24, 24 of the left and right static hydraulic stepless transmissions as one unit and a released state for releasing the linking, is installed.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种用于改变执行功能的装置的行进速度的装置,该装置完全地确保了工具的直线进给性能,并且还通过设计连接机构的布置来构成其紧凑。 解决方案:用于改变工具的行进速度的装置分别配备有用于左履带式行走装置的左静液压式无级变速装置和用于右履带式行走装置的右静液压式无级变速装置。 连接机构B使用连接球自由地切换用于将作为一个单元的左右静态无级变速器的输出轴24,24和用于释放连接的释放状态的两个旋转的联动状态。 版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • Gear shift transmission device
    • 齿轮换档传动装置
    • JP2008189144A
    • 2008-08-21
    • JP2007025737
    • 2007-02-05
    • Kubota Corp株式会社クボタ
    • HIRAOKA MINORUTAKAO YOSHIROANDO MASARU
    • B60K6/405B60K6/36B60K6/365B60K6/48B60K6/547B60K17/06F16H47/04F16H57/02F16H57/021F16H57/023
    • Y02T10/6221
    • PROBLEM TO BE SOLVED: To provide a gear shift transmission device advantageously and easily multiplying a kind of a tractor while obtaining a preferably traveling device to the tractor.
      SOLUTION: The gear shift transmission device is provided with a continuously variable transmission part 20 inputted with drive force of an engine; a planetary transmission part P for combining output of the continuously variable transmission part 20 and the drive force of the engine not receiving the speed-change action by the continuously variable transmission part 20 by a plurality of planetary transmission mechanisms P1, P2, P3; and a speed range setting part C for stepwise dividing the resultant drive force of the planetary transmission part P to a plurality of speed ranges and outputting them. The output of the speed range setting part C is transmitted to an output rotation body 80 through a normal/reverse rotation switching part B and a sub-transmission part K. The sub-transmission part K is arranged in a downstream side in a transmission direction than the normal/reverse rotation switching part B. A transmission case division line 9a is provided between a transmission upstream side transmission case part 9b for storing the planetary transmission part P, the speed range setting part C and the normal/reverse rotation switching part B and a transmission downstream side transmission case part 9c for storing the sub-transmission part K.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:为了提供一种换挡传动装置,有利且容易地将一种拖拉机相乘,同时获得优选的行进装置到拖拉机。 解决方案:变速传动装置设置有输入发动机的驱动力的无级变速器部分20; 用于组合无级变速器部分20的输出的行星传动部分P和通过多个行星传动机构P1,P2,P3由无级变速传动部分20不接收变速作用的发动机的驱动力; 以及速度范围设定部C,用于将行星传动部P的合成驱动力逐步分割为多个速度范围并输出。 速度范围设定部C的输出通过正反转切换部B和副传送部K被传送到输出旋转体80.副传送部K配置在传送方向的下游侧 在正常/反向旋转切换部分B之间。传动箱分配线9a设置在用于存放行星传动部分P的传播上游侧传动箱部分9b,速度范围设定部分C和正/反转切换部分B之间 以及用于存储副变速部分K的变速器下游侧变速箱部分9c。版权所有(C)2008,JPO&INPIT