Prevent a reversal of gear, including a drive shaft, arrived home installation units, one located in the installation unit and is the drive shaft drive, and includes at least one screw driver slot drive, a home inthe drive and includes at least one for the groove bearing, installed between the bearing parts and screw driver slot referred to linked unit, were inserted over the bearing parts bearing seat axis wizard column, placed in theShuzuo move the tank at least one ball, and installed at the top of the bearing seat limit. Described for the groove relative to the screw driver slot of a slot top with a slot at the bottom of a deep trough areas with a shallow trough, for the driver described the ball along the axial movement when the carrying produce reverse, you can make described in the ball arrived placed in the offset is set to generate locked backstop.

Applied Country	Category	專利狀態	證書號	專利權期間	研究成果公告日期
JP	Chassis steering technology	獲證	3174639	2012/03/07~2032/01/19