A motor driven power steering (MDPS) system is disclosed. The MDPS system includes a driving member configured to rotate about an axis; a worm shaft member having a worm gear and configured to rotate while engaged with a worm wheel; and a coupler member interposed between the driving member and the worm shaft member and configured to couple the driving member and the worm shaft and transmit power from the driving member to the worm shaft member. The coupler member includes a couple sleeve portion configured to receive and hold the driving member and the worm shaft member and a sleeve pressurizing portion surrounding the couple sleeve portion and configured to pressurize the couple sleeve portion toward the driving member or the worm shaft member.
Motor driven power steering system
2018-05-15
Patent
Electronic Resource
English