Parking apparatus for vehicle with rack and pinion structure and transmission for vehicle including the same

A transmission for a vehicle, comprising:

• a plurality of drivers;
• a parking apparatus connected to at least one of the plurality of drivers;
• and
• a housing in which the plurality of drivers and the parking apparatus are mounted,
• wherein the parking apparatus includes
• an actuator,
• a pinion gear mounted on an end portion of the actuator and rotating in a same direction as the actuator rotates,
• a rack gear engaged with one side of the pinion gear and linearly moving in a tangential direction to the pinion gear as the pinion gear rotates,
• a push assembly including a push shaft extending from an end portion of the rack gear, a push head provided on one side of the push shaft and a push spring wound on the push shaft,
• a parking sprag rotating according to an operation of the push assembly, and
• a parking gear mounted on a drive shaft and selectively engaged with the parking sprag as the parking sprag rotates,
• wherein the push assembly is coaxially arranged with the rack gear,
• wherein an one end portion of the push shaft is connected to an one end portion of the rack gear, the push head is provided on the other end portion of the push shaft, and
• wherein the push shaft linearly moves, the parking sprag contacts the push head and selectively engaged with the parking gear while moving in a longitudinal direction of the push shaft.