公开(公告)号：US20140077631A1

公开(公告)日：2014-03-20

申请号：US14026449

申请日：2013-09-13

申请人： Masato WATANABE ,  Takeshi KANAYAMA ,  Yosuke KATO ,  Nobuhito MORI ,  Shinichiro SUENAGA ,  Takamasa TAKEUCHI ,  Norihiro MAE ,  Tomoo ATARASHI ,  Yasuo SHIMIZU

发明人： Masato WATANABE ,  Takeshi KANAYAMA ,  Yosuke KATO ,  Nobuhito MORI ,  Shinichiro SUENAGA ,  Takamasa TAKEUCHI ,  Norihiro MAE ,  Tomoo ATARASHI ,  Yasuo SHIMIZU

IPC分类号： H02K9/19

CPC分类号： H02K9/19 ,  H02K3/04 ,  H02K9/193

摘要： In a vertical through hole of a rotational shaft, a first protrusion portion and a second protrusion portion protruding from an inner peripheral surface of the vertical through hole are provided in an axial direction of the though hole to form a storage area for storing oil, and discharge holes for directly discharging oil flowing over the first protrusion portion into the transaxle casing are provided in parallel with the cooling holes.

摘要翻译： 在旋转轴的垂直通孔中，沿着贯通孔的轴向设置有从垂直通孔的内周面突出的第一突出部和第二突出部，形成用于储存油的储存区域， 与冷却孔平行设置用于将在第一突起部分上流动的油直接排放到变速驱动桥壳体中的排放孔。