Parking lock apparatus for transmission

A parking lock apparatus for a transmission in which a meshing type clutch provided on a gear shaft of a transmission is operated by a gearshift member that is connected to and operated by an actuator so as to establish a predetermined gear position, comprising:

• the gearshift member,
• a parking gear provided on the gear shaft, the gear shaft being operable in association with a drive shaft when a vehicle is stopped,
• a parking pawl that can engage with the parking gear,
• a parking pawl drive member formed as a parking rod that operates the parking pawl,
• a cam member which is axially slidable on the parking rod,
• a spring which is arranged adjacent to the cam member, for urging the cam member in one axial direction, and
• a joint linking the parking rod to a parking rod support part,
• wherein the parking rod extends parallel to the gearshift member, and
• wherein a groove is formed in the gearshift member and a detent ball is engageable with the groove, for establishing a parking position.