Stow away seat for a utility vehicle

1. A utility vehicle comprising:

a cargo bed area having opposed upwardly extending sidewalls, a rear bed opening located between ends of the sidewalls, and a forward end located opposite the rear bed opening;

an adjustable seat assembly comprising a seat portion and a backrest assembly;

wherein the adjustable seat assembly is selectively movable between seating and expanded cargo bed configurations;

wherein the seat portion is pivotally movable between the cargo bed area and a stowed position below the cargo bed area;

wherein the backrest assembly is pivotally movable from the cargo bed area to a stowed position adjacent the cargo bed area;

a tailgate is pivotally attached to the backrest assembly; and

a latch on the tailgate is configured to selectively engage at least one of the sidewalls to hold the backrest assembly in the seating configuration and engage at least one coupling at the end of at least one of the sidewalls at the rear bed opening to hold the tailgate at the rear bed opening to serve as a movable end wall when the seat assembly is located in the expanded cargo bed configuration.

2. The utility vehicle of claim 1 , wherein backrest assembly comprises a backrest and a seat support, wherein the seat support supports the seat portion when the backrest assembly is located in the seating configuration.

3. The utility vehicle of claim 1 , further comprising at least one first bracket attached to the seat portion wherein the at least one first bracket is pivotally attached to one of the sidewalls.

4. The utility vehicle of claim 1 , further comprising a pair of first brackets each attached to the seat portion and to one of the opposed sidewalls.

5. The utility vehicle of claim 3 , wherein the backrest assembly comprises a bracket pivotally attached to the cargo bed area at a location spaced apart from the pivotally attachment of the first bracket.

6. The utility vehicle of claim 1 , wherein the backrest assembly comprises a seat support that supports the seat portion when the seat portion is located in the seating configuration.

7. The utility vehicle of claim 1 , wherein the latch on the tailgate is selectively engageable with a channel located on a periphery of one of the sidewalls, wherein the latch engages the channel to hold the tailgate in the seating configuration and released from the channel when the tailgate is not in the seating configuration.

8. The utility vehicle of claim 1 , further comprising a frame member coupled to the backrest assembly and the tailgate.

9. The utility vehicle of claim 6 , wherein the seat portion and backrest assembly fitted into a cavity located under the cargo bed area when the seat portion and backrest assembly are located in the expanded cargo bed configuration.

10. The utility vehicle of claim 1 , wherein the seat support forms a portion of the cargo bed area when the backrest assembly is located in the expanded cargo bed configuration.

11. The utility vehicle of claim 1 , wherein moving the seat portion and backrest assembly to the expanded cargo bed configuration increases cargo space in the cargo bed area.

12. The utility vehicle of claim 1 , further comprising a storage cavity which includes a step suspended below the cargo bed area by bars attaching to both the step and cargo bed area, wherein the storage cavity is configured to receive the seat portion and backrest assembly when located in the expanded cargo bed configuration.

13. The utility vehicle of claim 1 , wherein the latch serves to selectively keep the backrest assembly in place as a backrest until the latch is removed from a channel on the sidewall.