Patent ID: 7556135

Claim:
A parking mechanism for a transmission, comprising: a parking gear provided in the transmission; a parking sprocket plug having a main body oscillatably attached inside the transmission and a pawl portion which is provided on the main body and to be engaged with the parking gear, the parking sprocket plug being movable between an engagement position in which the pawl portion is engaged with the parking gear and a receded position in which the pawl portion is receded from the parking gear; and a parking rod which is movable back and forth in an axial direction thereof and causes the parking sprocket plug to operate, wherein the parking rod has an engagement projecting portion which projects to a side on which the parking sprocket plug is provided, and a receding projecting portion which projects to a side opposite to the engagement projecting portion, the parking sprocket plug has a projection which abuts against the engagement projecting portion when the parking rod moves to one of forward and backward directions, and an engaging portion which is disposed to hold the parking rod between the engaging portion and the main body and engaged with the receding projecting portion when the parking rod moves to the other of the forward and backward directions, the projection is configured to hold the parking sprocket plug in the engagement position in a state of abutting against the engagement projecting portion, and the engaging portion is configured to hold the parking sprocket plug in the receded position in a state of being engaged with the receding projecting portion.