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1. 发明公开

EP1661748A3 Pump unit and hydrostatic transmission 审中-公开
标题翻译：泵单元和液压传动装置
公开(公告)号：EP1661748A3
公开(公告)日：2008-11-12
申请号：EP05022808.9
申请日：2005-10-19
申请人： KANZAKI KOKYUKOKI MFG. CO., LTD.
发明人： Kawamura, Masahisa , Ohashi, Ryota , Sumomozawa, Hironori , Nozaki, Takeaki
IPC分类号： B60K25/06
CPC分类号： F04B1/22 , B60K17/28 , F04B23/06 , F04B23/106 , F16D31/02 , F16D31/08 , F16H39/14 , F16H61/4139
摘要： There is provided a pump unit (100) configured to be capable of transmitting a rotational power from a driving power source which is operatively connected thereto to an actuator through a pair of hydraulic fluid lines. The pump unit includes: an input shaft (220); a hydraulic pump main body (300a,300b); a PTO shaft (610); a PTO clutch mechanism (600A); an auxiliary pump main body; a suction line; a discharge line; a charge line; a PTO hydraulic fluid line; a pressure-reducing valve; and a resistance valve. The PTO hydraulic fluid line and the charge line are fluidly connected to the primary side and a secondary side of the pressure-reducing valve, respectively.

2. 发明公开

EP1762130A1 Power transmission system for working vehicle 审中-公开
标题翻译： LeistungsgetriebefürArbeitsmaschine
公开(公告)号：EP1762130A1
公开(公告)日：2007-03-14
申请号：EP06019026.1
申请日：2006-09-12
申请人： KANZAKI KOKYUKOKI MFG. CO., LTD.
发明人： Iida, Masaru , Kanenobu, Hideki , Ohashi, Ryota
IPC分类号： A01D34/68
CPC分类号： A01D69/08 , F16D25/0638 , F16D48/02 , F16D2048/0242 , F16D2048/0263 , F16D2048/0266 , F16D2048/0281 , F16D2500/10437 , F16D2500/1112 , F16H57/04
摘要： A power transmission system for a working vehicle comprises: a vehicle frame; a prime mover mounted on the vehicle frame; a pair of left and right drive wheels; a pair of left and right transaxles juxtaposed on the vehicle frame, wherein each of the left and right transaxles includes a single axle for individually driving each of the left and right drive wheels in forward and rearward directions; a working device; and a working power clutch unit disposed between the left and right transaxles so as to clutch on/off power transmitted from the prime mover to the working device. The working power clutch unit includes: a driving side rotary mechanism for receiving power from the prime mover; the driving side rotary mechanism having one or more first rotors interlocking with each other; a driven side rotary mechanism for outputting power to the working device, the driven side rotary mechanism having one or more second rotors interlocking with each other; and a hydraulic clutch drivingly interposed between the driving side rotary mechanism and the driven side rotary mechanism, and incorporated in the working power clutch unit.
摘要翻译：一种用于工作车辆的动力传动系统包括：车架; 安装在车架上的原动机; 一对左右驱动轮; 一对左右驱动桥并置在车架上，其中左右驱动桥中的每一个包括单个轴，用于在前后方向上分别驱动左右驱动轮中的每一个; 工作装置以及设置在左右驱动桥之间的作业动力离合器单元，以将从原动机传递到作业装置的离合器的离合器。工作动力离合器单元包括：用于从原动机接收动力的驱动侧旋转机构; 所述驱动侧旋转机构具有彼此互锁的一个或多个第一转子; 用于向工作装置输出动力的从动侧旋转机构，具有一个或多个彼此互锁的第二转子的从动侧旋转机构; 以及驱动地设置在驱动侧旋转机构和从动侧旋转机构之间的液压离合器，并且配合在作业动力离合器单元中。

3. 发明公开

EP1642487A1 Pump unit and working vehicle 有权
标题翻译：泵单元和工作车辆
公开(公告)号：EP1642487A1
公开(公告)日：2006-04-05
申请号：EP05028236.7
申请日：2003-03-31
申请人： KANZAKI KOKYUKOKI MFG. CO., LTD.
发明人： Ohashi, Ryota , Sumomozawa, Hironori
IPC分类号： A01D34/68 , B60K17/10
CPC分类号： A01D34/6806 , B60K17/10 , B60K17/105 , B60K17/28 , B60K25/00 , B60K25/02 , B60K25/06 , B60Y2200/223 , F04B1/22 , F15B11/17 , F15B2211/20546 , F15B2211/20561 , F15B2211/20576 , F15B2211/214 , F15B2211/27 , F15B2211/40507 , F15B2211/40515 , F15B2211/40584 , F15B2211/41536 , F15B2211/423 , F15B2211/473 , F15B2211/7058 , F15B2211/7142
摘要： There is provided a pump unit (1) for supply and discharge of hydraulic fluid into and from an actuator upon receiving driving power from a driving source is provided, in which said actuator is fluidly connected to said pump unit via a hydraulic circuit. The pump unit includes an input member operatively connected to the driving source, a first hydraulic pump body (20a) operatively connected to the input member, a pump case (30) for accommodating the first hydraulic pump body (20a) and forming a hydraulic fluid sump, and a PTO unit (50) accommodated within the pump case (30). The PTO unit (50) includes a PTO shaft (51) supported by the pump case (30) so as to have an end extending outward from the pump case (30), and a clutch mechanism (55) for selectively enabling and disabling transmission of driving power from the input member to the PTO shaft (51).
摘要翻译：提供了一种泵单元（1），用于在接收到来自驱动源的驱动力时向致动器供给和排出液压流体，其中所述致动器经由液压回路流体地连接到所述泵单元。泵单元包括操作地连接到驱动源的输入构件，可操作地连接到输入构件的第一液压泵体（20a），用于容纳第一液压泵体（20a）并形成液压流体的泵壳体（30）以及容纳在泵壳体（30）内的PTO单元（50）。 PTO单元50包括由泵壳体30支撑以具有从泵壳体30向外延伸的端部的PTO轴51以及用于选择性地启用和禁用传输的离合器机构55，从输入构件向PTO轴（51）驱动动力。

4. 发明公开

EP1170164A3 Axle driving apparatus 有权
标题翻译：车轴驱动装置
公开(公告)号：EP1170164A3
公开(公告)日：2002-08-07
申请号：EP01113390.7
申请日：2001-06-01
申请人： KANZAKI KOKYUKOKI MFG. CO., LTD.
发明人： Takada, Kenichi , Ohashi, Ryota
IPC分类号： B60K17/10
CPC分类号： F16H61/437 , B60K17/105 , B60Y2200/223 , F16D31/02 , F16H61/433
摘要： An axle driving apparatus comprising a common housing (9) in which a hydraulic pump (11) and a hydraulic motor (21) fluidly connected with each other and an axle (22) driven by the hydraulic motor (21) are disposed. At least one of the hydraulic pump (11) and the hydraulic motor (21) is variable in displacement and has a capacity changing device (13) for changing its capacity. A hydraulic actuator (80) is provided in the housing for controlling the capacity changing device. A control valve (86) for hydraulically controlling the hydraulic actuator is provided in the housing. A center section for fluidly connecting the hydraulic pump (11) and the hydraulic motor (21) with each other is fixedly disposed in the housing and a driving part of the hydraulic actuator (80) and the control valve (86) are incorporated in the center section. A rotary member operatively connected to a human-operated traveling control member provided on a vehicle is rotatably supported by the housing. A link member is interposed between the rotary member and the control valve so as to alter the rotational movement of the rotary member to the reciprocal movement of the control valve. The driving part of the hydraulic actuator (80) is connected to the link member for its feedback.
摘要翻译：一种车轴驱动装置，其包括共同的壳体（9），其中设置有彼此流体连接的液压泵（11）和液压马达（21）以及由液压马达（21）驱动的轴（22）。液压泵（11）和液压马达（21）中的至少一个是排量可变的并且具有用于改变其容量的容量改变装置（13）。液压致动器（80）设置在壳体中用于控制容量改变装置。用于液压控制液压致动器的控制阀（86）设置在壳体中。用于将液压泵（11）和液压马达（21）彼此流体连接的中心部分固定地设置在壳体中，液压致动器（80）的驱动部分和控制阀（86）包含在中心部分。可操作地连接到设置在车辆上的人工行驶控制构件的旋转构件由外壳可旋转地支撑。连接构件介于旋转构件和控制阀之间，以改变旋转构件的旋转运动到控制阀的往复运动。液压致动器（80）的驱动部分连接到连杆部件以用于其反馈。

5. 发明授权

EP1533168B1 Hydraulic transaxle and vehicle comprising it 有权
标题翻译：液压驱动的轴和对应的车辆
公开(公告)号：EP1533168B1
公开(公告)日：2008-09-03
申请号：EP04027191.8
申请日：2004-11-16
申请人： KANZAKI KOKYUKOKI MFG. CO., LTD.
发明人： Ishii, Norihiro , Irikura, Koji , Ohashi, Ryota , Sakikawa, Shigenori
IPC分类号： B60K17/10 , B60K17/356
CPC分类号： F16H61/456 , B60K17/105 , B60K17/20 , B60K17/303 , B60K17/356 , F16H39/14 , F16H61/4035 , F16H61/4052 , F16H61/444

6. 发明公开

EP1884661A2 Multiple pump unit 审中-公开
标题翻译： Mehrfachpumpeneinheit
公开(公告)号：EP1884661A2
公开(公告)日：2008-02-06
申请号：EP07112145.3
申请日：2007-07-10
申请人： KANZAKI KOKYUKOKI MFG. CO., LTD.
发明人： Mochizuki, Yasuhisa , Ohashi, Ryota
IPC分类号： F04B23/10 , F04B23/12
CPC分类号： F04B23/10 , F04B23/106 , F04B23/12 , F04C2/102 , F04C11/005
摘要： There is provided a multiple pump unit including a pump shaft, a first pump, a pump housing, a second pump and a fluid passage block connected to one end surface in an axis line direction of the pump housing. One or both contacting surfaces of the pump housing and the fluid passage block is formed with a concave portion for accommodating the second pump. The pump housing is provided with a suction fluid passage guiding hydraulic fluid to a suction opening of the first pump and a first pump discharge fluid passage having a distal end that forms a first pump discharge port. The fluid passage block is provided with a second pump discharge port having the second pump as a hydraulic source.
摘要翻译：提供了一个多泵单元，包括泵轴，第一泵，泵壳体，第二泵和连接到泵壳体的轴线方向上的一个端面的流体通道块。泵壳体和流体通道块的一个或两个接触表面形成有用于容纳第二泵的凹部。泵壳体设置有将液压流体引导到第一泵的吸入口的抽吸流体通道和具有形成第一泵排出口的远端的第一泵排出流体通道。流体通道块设置有具有作为液压源的第二泵的第二泵排出口。

7. 发明公开

EP1410938A2 Hydraulic transaxle apparatus for a four-wheel-drive vehicle 有权
标题翻译：用于四轮驱动车辆的液压传动车轴
公开(公告)号：EP1410938A2
公开(公告)日：2004-04-21
申请号：EP03021690.7
申请日：2003-09-29
申请人： KANZAKI KOKYUKOKI MFG. CO., LTD.
发明人： Ohashi, Ryota , Okada, Hideaki
IPC分类号： B60K17/356
CPC分类号： B60K7/0015 , B60K17/043 , B60K17/105 , B60K17/356 , B60K2001/001 , B60K2007/0046 , B60K2007/0061 , B60L2220/46 , B60Y2200/223 , B62D11/183 , B62D12/00
摘要： An articulated vehicle with a working device has a first frame having a prime mover mounted thereon and supporting a first transaxle apparatus. The first transaxle apparatus includes an input shaft receiving power from the prime mover, a pair of first axles, and a hydrostatic transmission. The hydrostatic transmission comprises a variable hydraulic pump, a first hydraulic motor fluidly connected to the hydraulic pump via a fluid passage, and a housing with a port fluidly connected to the fluid passage. The second transaxle apparatus includes a pair of second axles having different lengths and a second hydraulic motor. The second hydraulic motor is fluidly connected to the port. Proximal ends of the first and second frames with respect to the vehicle are coupled to each other so that the first and second frames are rotatable around a vertical axis relative to each other when steered.

8. 发明公开

EP1348588A2 Axle driving apparatus 失效
标题翻译： Achsenantriebsvorrichtung
公开(公告)号：EP1348588A2
公开(公告)日：2003-10-01
申请号：EP03010793.2
申请日：1997-03-12
申请人： KANZAKI KOKYUKOKI MFG. CO., LTD.
发明人： Ishii, Norihiro , Ohashi, Ryota
IPC分类号： B60K17/10
CPC分类号： B60K17/165 , B60K17/105 , F16H39/14 , F16H48/24 , Y10T74/2186
摘要： An axle driving apparatus for a vehicle, including a housing (1,2) containing a pair of coaxial axles (7), a differential gear unit (23) disposed in the housing (1,2) and interposed between the axles (7) so as to differentially connect the axles (7) with each other. A hydrostatic transmission is disposed in the housing (1,2) and comprises a variable displacement hydraulic pump (P) and a hydraulic motor (M) fluidly connected with each other. An input means (3) driving the hydraulic pump (P) and being substantially perpendicular to the axles (7), an output means (4) driven by the hydraulic motor (M), and a drive train drivingly connecting the output means (4) with the differential gear unit are provided. The output means (4) is substantially parallel to the axles (7), and clutch means are interposed between the differential gear unit and one of the axles (7).
摘要翻译：一种用于车辆的车轴驱动装置，包括：一个包含一对同轴轴（7）的壳体（1,2）;一个设置在壳体（1,2）中并置于轴（7）之间的差动齿轮单元（23）以便将轴（7）彼此差分地连接。液压传动装置设置在壳体（1,2）中，并且包括彼此流体连接的可变排量液压泵（P）和液压马达（M）。驱动液压泵（P）并基本上垂直于轴（7）的输入装置（3），由液压马达（M）驱动的输出装置（4）和驱动地连接输出装置（4）的传动系）配有差动齿轮单元。输出装置（4）基本上平行于轴（7），并且离合器装置介于差动齿轮单元和轴（7）之一之间。

9. 发明授权

EP0900958B1 Hydrostatic transmission 失效
标题翻译：静液压传动装置
公开(公告)号：EP0900958B1
公开(公告)日：2003-01-08
申请号：EP97115348.1
申请日：1997-09-04
申请人： KANZAKI KOKYUKOKI MFG. CO., LTD.
发明人： Shimizu, Hiroaki , Ohashi, Ryota
IPC分类号： F16H61/42 , F04B1/32 , B60K17/10
CPC分类号： F16H61/439 , B60T1/093 , F16H61/4157 , F16H61/42 , F16H61/437

10. 发明公开

EP1151888A2 Axle driving system 失效
标题翻译： Achsenantriebssystem
公开(公告)号：EP1151888A2
公开(公告)日：2001-11-07
申请号：EP01119835.5
申请日：1997-03-12
申请人： KANZAKI KOKYUKOKI MFG. CO., LTD. , Tuff Torq Corporation
发明人： Abend, Robert , Okada, Hideaki , Ohashi, Ryota
IPC分类号： B60K17/10
CPC分类号： B60K17/105 , B60Y2200/223
摘要： An axle driving system with a hydrostatic transmission disposed in a housing (1,2), wherein the hydrostatic transmission comprises an input means (3) for receiving power from a prime mover, a hydraulic pump (16) driven by the input means (3), a hydraulic motor (17) driven by pressurized fluid from the hydraulic pump (16), and an output means (4) driven by the hydraulic motor (17) and drivingly connected to a substantially laterally extending axle (7). The hydrostatic transmission comprises a center section (5') providing a mutual fluidal connection between the hydraulic pump (16) and the hydraulic motor (17), and the center section (5') comprises a first piece (5'a) and a second piece (5'b) which are respectively releasably fixed into the housing (1,2) while being releasably coupled together. This axle driving system is compact in size and can be manufactured at reduced cost.
摘要翻译：一种具有设置在壳体（1,2）中的静液传动装置的轴驱动系统，其中所述静液压变速器包括用于从原动机接收动力的输入装置（3），由输入装置（3）驱动的液压泵），由来自液压泵（16）的加压流体驱动的液压马达（17）和由液压马达（17）驱动并驱动连接到基本上横向延伸的轴（7）的输出装置（4）。静液压变速器包括在液压泵（16）和液压马达（17）之间提供相互流体连接的中心部分（5'），并且中心部分（5'）包括第一部件（5a）和第二部分（5b）分别可释放地固定到壳体（1,2）中，同时可释放地联接在一起。该车轴驱动系统尺寸紧凑，可以以低成本制造。

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