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1. 发明授权

US08360186B2 In-wheel motor drive device 有权
标题翻译：轮内电机驱动装置
公开(公告)号：US08360186B2
公开(公告)日：2013-01-29
申请号：US12920343
申请日：2009-03-06
申请人： Ken Yamamoto , Tomoaki Makino , Minoru Suzuki , Takayuki Iio
发明人： Ken Yamamoto , Tomoaki Makino , Minoru Suzuki , Takayuki Iio
IPC分类号： B60K1/00
CPC分类号： F16H57/0412 , B60K7/0007 , B60K17/043 , B60K17/046 , B60K17/356 , B60K2007/0038 , B60K2007/0092 , B60L1/02 , B60L3/0061 , B60L7/12 , B60L11/1805 , B60L15/2009 , B60L2220/44 , B60L2240/36 , B60L2240/421 , B60L2240/423 , B60L2240/425 , F16H1/32 , F16H57/0424 , F16H57/043 , F16H57/0471 , F16H57/0476 , H02K5/1732 , H02K5/20 , H02K7/116 , H02K9/19 , Y02T10/641 , Y02T10/645 , Y02T10/7005 , Y02T10/72 , Y02T10/7275 , Y10T74/2189
摘要： An in-wheel motor drive device (21) includes a motor part A, a reducer part B, a wheel hub C, and a reducer part lubricating mechanism to supply a lubricant oil to the reducer part. The reducer part lubricating mechanism includes a lubricant oil path (25c), a lubricant oil supply port (25d), a lubricant oil discharge port (22b), a circulation oil path (45) passing through a casing (22) to connect the lubricant oil discharge port (22b) to the lubricant oil path (25c), and to return the lubricant oil discharged from the lubricant oil discharge port (22b) to the lubricant oil path (25c), a cooling water path (22e) provided in the casing (22) so as to be in contact with the circulation oil path (45) to cool down the lubricant oil passing through the circulation oil path (45), and a partition member (49) arranged in a contact position between the circulation oil path (45) and the cooling water path (22e), to separate them.
摘要翻译：轮式电动机驱动装置21包括电动机部A，减速部B，轮毂C和向减速部供给润滑油的减速器部润滑机构。减速机部润滑机构包括润滑油路径（25c），润滑油供给口（25d），润滑油排出口（22b），通过壳体（22）的循环油路（45），连接润滑油将润滑油排出口22b排出到润滑油路25c，将从润滑油排出口22b排出的润滑油返回到润滑油路25c的冷却水路22e，壳体（22）与循环油路（45）接触以冷却通过循环油路（45）的润滑油，以及分配构件（49），其布置在循环油路径（45）和冷却水路径（22e），以分离它们。

2. 发明申请

US20110011203A1 IN-WHEEL MOTOR DRIVE DEVICE 有权
标题翻译：内轮电机驱动装置
公开(公告)号：US20110011203A1
公开(公告)日：2011-01-20
申请号：US12920343
申请日：2009-03-06
申请人： Ken Yamamoto , Tomoaki Makino , Minoru Suzuki , Takayuki Iio
发明人： Ken Yamamoto , Tomoaki Makino , Minoru Suzuki , Takayuki Iio
IPC分类号： F16H57/04 , B60K7/00 , F16H1/32
CPC分类号： F16H57/0412 , B60K7/0007 , B60K17/043 , B60K17/046 , B60K17/356 , B60K2007/0038 , B60K2007/0092 , B60L1/02 , B60L3/0061 , B60L7/12 , B60L11/1805 , B60L15/2009 , B60L2220/44 , B60L2240/36 , B60L2240/421 , B60L2240/423 , B60L2240/425 , F16H1/32 , F16H57/0424 , F16H57/043 , F16H57/0471 , F16H57/0476 , H02K5/1732 , H02K5/20 , H02K7/116 , H02K9/19 , Y02T10/641 , Y02T10/645 , Y02T10/7005 , Y02T10/72 , Y02T10/7275 , Y10T74/2189
摘要： An in-wheel motor drive device (21) includes a motor part A, a reducer part B, a wheel hub C, and a reducer part lubricating mechanism to supply a lubricant oil to the reducer part. The reducer part lubricating mechanism includes a lubricant oil path (25c), a lubricant oil supply port (25d), a lubricant oil discharge port (22b), a circulation oil path (45) passing through a casing (22) to connect the lubricant oil discharge port (22b) to the lubricant oil path (25c), and to return the lubricant oil discharged from the lubricant oil discharge port (22b) to the lubricant oil path (25c), a cooling water path (22e) provided in the casing (22) so as to be in contact with the circulation oil path (45) to cool down the lubricant oil passing through the circulation oil path (45), and a partition member (49) arranged in a contact position between the circulation oil path (45) and the cooling water path (22e), to separate them.
摘要翻译：轮式电动机驱动装置21包括电动机部A，减速部B，轮毂C和向减速部供给润滑油的减速器部润滑机构。减速机部润滑机构包括润滑油路径（25c），润滑油供给口（25d），润滑油排出口（22b），通过壳体（22）的循环油路（45），连接润滑油将润滑油排出口22b排出到润滑油路25c，将从润滑油排出口22b排出的润滑油返回到润滑油路25c的冷却水路22e，壳体（22）与循环油路（45）接触以冷却通过循环油路（45）的润滑油，以及分配构件（49），其布置在循环油路径（45）和冷却水路径（22e），以分离它们。

3. 发明授权

US08393424B2 In-wheel motor drive unit 有权
标题翻译：轮内电机驱动单元
公开(公告)号：US08393424B2
公开(公告)日：2013-03-12
申请号：US12674488
申请日：2008-07-24
申请人： Tomoaki Makino , Ken Yamamoto , Minoru Suzuki
发明人： Tomoaki Makino , Ken Yamamoto , Minoru Suzuki
IPC分类号： B60K1/00
CPC分类号： F16H1/32 , B60L2220/44 , H02K7/116 , H02K7/14 , H02K21/24 , Y02T10/641
摘要： An in-wheel motor drive unit (21) includes a motor portion A, a speed reduction portion B, and a wheel hub C. The speed reduction portion B includes outer pins (27) engaging with circumferences of curve plates (26a) and (26b) to generate rotation movements of the curved plates, and an outer pin holding portion (45) fixedly fitted in an inner diameter surface of a casing (22) holding the speed reduction portion B, to hold the outer pins (27) parallel to a rotation axis of a motor side rotation member (25). The outer pin holding portion (45) includes a cylindrical portion (46), a pair of ring portions (47) and (48) extending from axial both ends of the cylindrical portion (46) to radially inner side, and a pair of outer pin holding holes (47a) and (48a) provided at opposed positions of the pair of ring portions (47) and (48), and extending parallel to the rotation axis of the motor side rotation member (25) to hold the axial ends of the outer pin (27).
摘要翻译：轮驱动单元（21）包括马达部分A，减速部分B和轮毂C.减速部分B包括与曲线板（26a）和（26a）的周向啮合的外销（27） 26b）以产生弯曲板的旋转运动，以及固定地装配在保持减速部分B的壳体（22）的内径表面中的外销保持部分（45），以将外销（27）保持平行于电动机侧旋转构件（25）的旋转轴线。外销保持部（45）包括圆筒部（46），从圆筒部（46）的轴向两端向径向内侧延伸的一对环部（47）和（48），以及一对外设置在一对环部（47）和（48）的相对位置的销保持孔（47a）和（48a），并且平行于电动机侧旋转构件（25）的旋转轴线延伸，以保持轴向端部外销（27）。

4. 发明申请

US20110133541A1 IN-WHEEL MOTOR DRIVE UNIT 有权
标题翻译：内轮电机驱动单元
公开(公告)号：US20110133541A1
公开(公告)日：2011-06-09
申请号：US12674488
申请日：2008-07-24
申请人： Tomoaki Makino , Ken Yamamoto , Minoru Suzuki
发明人： Tomoaki Makino , Ken Yamamoto , Minoru Suzuki
IPC分类号： B60K1/00 , B60B19/00 , B60K7/00
CPC分类号： F16H1/32 , B60L2220/44 , H02K7/116 , H02K7/14 , H02K21/24 , Y02T10/641
摘要： An in-wheel motor drive unit (21) includes a motor portion A, a speed reduction portion B, and a wheel hub C. The speed reduction portion B includes outer pins (27) engaging with circumferences of curve plates (26a) and (26b) to generate rotation movements of the curved plates, and an outer pin holding portion (45) fixedly fitted in an inner diameter surface of a casing (22) holding the speed reduction portion B, to hold the outer pins (27) parallel to a rotation axis of a motor side rotation member (25). The outer pin holding portion (45) includes a cylindrical portion (46), a pair of ring portions (47) and (48) extending from axial both ends of the cylindrical portion (46) to radially inner side, and a pair of outer pin holding holes (47a) and (48a) provided at opposed positions of the pair of ring portions (47) and (48), and extending parallel to the rotation axis of the motor side rotation member (25) to hold the axial ends of the outer pin (27).
摘要翻译：轮驱动单元（21）包括马达部分A，减速部分B和轮毂C.减速部分B包括与曲线板（26a）和（26a）的周向啮合的外销（27） 26b）以产生弯曲板的旋转运动，以及固定地装配在保持减速部分B的壳体（22）的内径表面中的外销保持部分（45），以将外销（27）保持平行于电动机侧旋转构件（25）的旋转轴线。外销保持部（45）包括圆筒部（46），从圆筒部（46）的轴向两端向径向内侧延伸的一对环部（47）和（48），以及一对外设置在一对环部（47）和（48）的相对位置的销保持孔（47a）和（48a），并且平行于电动机侧旋转构件（25）的旋转轴线延伸，以保持轴向端部外销（27）。

5. 发明申请

US20130337959A1 DRIVE DEVICE FOR ELECTRIC VEHICLE 有权
标题翻译：电动车用驱动装置
公开(公告)号：US20130337959A1
公开(公告)日：2013-12-19
申请号：US14003681
申请日：2011-03-08
申请人： Minoru Suzuki , Yukiko Takekawa , Tomoaki Makino
发明人： Minoru Suzuki , Yukiko Takekawa , Tomoaki Makino
IPC分类号： B60K1/00
CPC分类号： B60K1/00 , B60B35/18 , B60K7/0007 , B60K17/145 , B60K2007/0092 , F16H1/28 , F16H57/082 , H02K5/1732 , H02K5/18 , H02K5/225 , H02K7/083 , H02K7/116 , H02K7/14 , Y02T10/641
摘要： A drive device for an electric vehicle in which, by improving a supporting structure of an input shaft of a speed reduction unit, the bearing stiffness of a hub bearing is improved, while the rotational accuracy and the durability of an input shaft of a speed reduction unit are improved and noise is suppressed. The drive device includes: a speed reduction unit including an input shaft driven by an electric motor; a hub unit rotationally driven by the speed reduction unit; and a housing. The input shaft of the speed reduction unit is supported by bearings provided at two locations in the axial direction. The bearings are both supported by the output member, and the PCD of the inboard-side hub bearing of the hub bearings disposed at the two locations in the axial direction of the hub unit is larger than the PCD of the outboard-side hub bearing.
摘要翻译：一种用于电动车辆的驱动装置，其中通过改进减速单元的输入轴的支撑结构，提高了轮毂轴承的轴承刚度，同时减速的输入轴的旋转精度和耐久性改善了单位，抑制了噪音。驱动装置包括：减速单元，包括由电动机驱动的输入轴; 由减速单元旋转驱动的轮毂单元; 和住房。减速单元的输入轴由在轴向两个位置设置的轴承支撑。轴承都由输出构件支撑，轮毂轴承内侧轮毂轴承的PCD位于轮毂单元的轴向两个位置，大于外侧轮毂轴承的PCD。

6. 发明申请

US20140031160A1 DRIVE DEVICE FOR ELECTRIC VEHICLE 有权
标题翻译：电动车用驱动装置
公开(公告)号：US20140031160A1
公开(公告)日：2014-01-30
申请号：US14004016
申请日：2011-03-08
申请人： Minoru Suzuki , Tomoaki Makino
发明人： Minoru Suzuki , Tomoaki Makino
IPC分类号： B60K1/00
CPC分类号： B60K1/00 , B60K7/0007 , B60K17/046 , B60K2007/0038 , B60K2007/0092 , F16H57/0037 , F16H57/082 , H02K7/116 , H02K24/00 , Y02T10/641
摘要： An object of the present invention is to achieve improvements in the rotational accuracy of the input shaft and the durability of the bearings, and suppression of rotational noise, by improving the support structure of the input shaft of the speed reduction unit. Provided is a drive device for an electric vehicle, including: an electric motor; a speed reduction unit including an input shaft driven by output of the electric motor; and a hub unit rotationally driven by an output member of the speed reduction unit, wherein the input shaft of the speed reduction unit is supported by bearings provided at two locations in an axial direction, the drive device for an electric vehicle being configured such that the bearings at the two locations are attached together to the output member.
摘要翻译：本发明的目的是通过改进减速单元的输入轴的支撑结构来实现输入轴的旋转精度和轴承的耐久性的改善以及抑制旋转噪音。提供一种电动车辆的驱动装置，包括：电动机; 减速单元，包括由电动机的输出驱动的输入轴; 以及由所述减速单元的输出构件旋转驱动的轮毂单元，其中，所述减速单元的输入轴由轴向设置在两个位置的轴承支撑，所述电动车辆的驱动装置被构造成在两个位置处的轴承被连接在一起到输出构件。

7. 发明授权

US09362804B2 Drive device for electric vehicle 有权
标题翻译：电动车驱动装置
公开(公告)号：US09362804B2
公开(公告)日：2016-06-07
申请号：US14003694
申请日：2011-03-08
申请人： Minoru Suzuki , Aiko Ishikawa , Tomoaki Makino
发明人： Minoru Suzuki , Aiko Ishikawa , Tomoaki Makino
IPC分类号： H02K11/00 , H02K5/18 , H02K5/22 , H02K7/116 , H02K5/173 , H02K7/08
CPC分类号： H02K11/0094 , H02K5/1732 , H02K5/18 , H02K5/225 , H02K7/083 , H02K7/116 , H02K11/225 , Y02T10/641
摘要： A drive device for an electric vehicle includes: a speed reduction unit including an input shaft driven by output of an electric motor; a hub unit rotationally driven by an output member of the speed reduction unit; and a housing accommodating the electric motor and the speed reduction unit. The drive device is provided with a power supply terminal box made up of: an accommodation recessed portion provided in a rear end surface of the housing; a power supply terminal provided inside the accommodation recessed portion; a communication hole in communication with the accommodation recessed portion and an interior of the housing; and a cover member for the accommodation recessed portion.
摘要翻译：一种用于电动车辆的驱动装置，包括：减速单元，包括由电动机的输出驱动的输入轴; 由所述减速单元的输出构件旋转驱动的轮毂单元; 以及容纳电动机和减速单元的壳体。驱动装置设置有电源接线盒，电源接线盒由以下部件构成：设置在壳体的后端面的容纳凹部; 设置在所述容纳凹部内的电源端子; 与所述容纳凹部和所述壳体的内部连通的连通孔; 以及用于容纳凹部的盖构件。

8. 发明申请

US20130342058A1 DRIVE DEVICE FOR ELECTRIC VEHICLE 有权
标题翻译：电动车用驱动装置
公开(公告)号：US20130342058A1
公开(公告)日：2013-12-26
申请号：US14003668
申请日：2011-03-08
申请人： Minoru Suzuki , Yukiko Takekawa , Tomoaki Makino
发明人： Minoru Suzuki , Yukiko Takekawa , Tomoaki Makino
IPC分类号： H02K7/116
CPC分类号： H02K7/116 , B60K7/0007 , B60K17/046 , B60K2007/0038 , B60K2007/0092 , H02K5/1732 , H02K5/18 , H02K5/225 , H02K7/083 , H02K11/225 , Y02T10/641
摘要： The present structure does not require a knuckle on the vehicle body side, improves rotational accuracy of an input shaft of a speed reduction unit, increases durability of bearings, and suppresses rotation noise of the bearings by improving the supporting structure of the input shaft of the speed reduction unit. In a drive device for an electric vehicle comprising: a speed reduction unit including an input shaft driven by an electric motor; a hub unit rotationally driven by an output member of the speed reduction unit; and a housing accommodating the electric motor and the speed reduction unit, wherein the input shaft of the speed reduction unit is supported by bearings provided at two locations in the axial direction, the drive device is configured such that the bearings provided at the two locations are both supported by the output member, and the housing is provided with a suspension joining portion.
摘要翻译：本结构不需要车体侧的转向节，提高减速单元的输入轴的旋转精度，提高轴承的耐久性，并且通过改善轴承的输入轴的支撑结构来抑制轴承的旋转噪声减速单元。一种用于电动车辆的驱动装置，包括：减速单元，包括由电动机驱动的输入轴; 由所述减速单元的输出构件旋转驱动的轮毂单元; 以及容纳所述电动机和所述减速单元的壳体，其中，所述减速单元的输入轴由轴向设置在两个位置处的轴承支撑，所述驱动装置构造成使得设置在所述两个位置处的轴承为两者由输出构件支撑，并且壳体设置有悬挂接合部。

9. 发明授权

US09735648B2 Drive device for electric vehicle 有权
公开(公告)号：US09735648B2
公开(公告)日：2017-08-15
申请号：US14003668
申请日：2011-03-08
申请人： Minoru Suzuki , Yukiko Takekawa , Tomoaki Makino
发明人： Minoru Suzuki , Yukiko Takekawa , Tomoaki Makino
IPC分类号： H02K7/116 , H02K5/173 , H02K7/08 , B60K7/00 , B60K17/04 , H02K11/225 , H02K5/22 , H02K5/18
CPC分类号： H02K7/116 , B60K7/0007 , B60K17/046 , B60K2007/0038 , B60K2007/0092 , H02K5/1732 , H02K5/18 , H02K5/225 , H02K7/083 , H02K11/225 , Y02T10/641
摘要： The present structure does not require a knuckle on the vehicle body side, improves rotational accuracy of an input shaft of a speed reduction unit, increases durability of bearings, and suppresses rotation noise of the bearings by improving the supporting structure of the input shaft of the speed reduction unit. In a drive device for an electric vehicle comprising: a speed reduction unit including an input shaft driven by an electric motor; a hub unit rotationally driven by an output member of the speed reduction unit; and a housing accommodating the electric motor and the speed reduction unit, wherein the input shaft of the speed reduction unit is supported by bearings provided at two locations in the axial direction, the drive device is configured such that the bearings provided at the two locations are both supported by the output member, and the housing is provided with a suspension joining portion.

10. 发明授权

US09333843B2 Drive device for electric vehicle 有权
标题翻译：电动车驱动装置
公开(公告)号：US09333843B2
公开(公告)日：2016-05-10
申请号：US14003681
申请日：2011-03-08
申请人： Minoru Suzuki , Yukiko Takekawa , Tomoaki Makino
发明人： Minoru Suzuki , Yukiko Takekawa , Tomoaki Makino
IPC分类号： B60K17/14 , B60K17/04 , B60K1/00 , H02K5/173 , H02K7/08 , H02K7/116 , B60B35/18 , B60K7/00 , H02K7/14 , H02K5/18 , H02K5/22 , F16H57/08 , F16H1/28
CPC分类号： B60K1/00 , B60B35/18 , B60K7/0007 , B60K17/145 , B60K2007/0092 , F16H1/28 , F16H57/082 , H02K5/1732 , H02K5/18 , H02K5/225 , H02K7/083 , H02K7/116 , H02K7/14 , Y02T10/641
摘要： A drive device for an electric vehicle in which, by improving a supporting structure of an input shaft of a speed reduction unit, the bearing stiffness of a hub bearing is improved, while the rotational accuracy and the durability of an input shaft of a speed reduction unit are improved and noise is suppressed. The drive device includes: a speed reduction unit including an input shaft driven by an electric motor; a hub unit rotationally driven by the speed reduction unit; and a housing. The input shaft of the speed reduction unit is supported by bearings provided at two locations in the axial direction. The bearings are both supported by the output member, and the PCD of the inboard-side hub bearing of the hub bearings disposed at the two locations in the axial direction of the hub unit is larger than the PCD of the outboard-side hub bearing.
摘要翻译：一种用于电动车辆的驱动装置，其中通过改进减速单元的输入轴的支撑结构，提高了轮毂轴承的轴承刚度，同时减速的输入轴的旋转精度和耐久性改善了单位，抑制了噪音。驱动装置包括：减速单元，包括由电动机驱动的输入轴; 由减速单元旋转驱动的轮毂单元; 和住房。减速单元的输入轴由在轴向两个位置设置的轴承支撑。轴承都由输出构件支撑，轮毂轴承内侧轮毂轴承的PCD位于轮毂单元的轴向两个位置，大于外侧轮毂轴承的PCD。

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