Multiple position boat seat

1. A convertible seat assembly for a boat, comprising:

a first seat frame having a pivot axle at a first end for pivotally coupling the first seat frame to the boat, the first seat frame including at least one leg spaced from the pivot axle and extending away from the first seat frame;

a second seat frame at least partially underlying the first seat frame and having a link arm pivotally coupling a first end of the second seat frame to the first seat frame at a location spaced from the pivot axle of the first seat frame; and

a third seat frame pivotally mounted to a second end of the second seat frame, whereby the first seat frame can be rotated from an upright position to an inverted position about the pivot axle and the link arm rotates to a position between the first seat frame and the second seat frame with the at least one leg of the first seat frame resting on a deck of the boat to form a lounge seat.

2. The convertible seat assembly of claim 1 , wherein the at least one leg is disposed at an opposite end of the first seat frame from the pivot axle.

3. The convertible seat assembly of claim 1 , wherein the link arm includes a first end pivotally mounted to the first end of the second seat frame and a second end pivotally mounted to the first seat frame between the pivot axle and the at least one leg.

4. The convertible seat assembly of claim 3 , wherein the link arm includes a notch formed between the first end of the link arm and the second end of the link arm, the notch being configured to receive the pivot axle when the first seat frame is in the inverted position.

5. The convertible seat assembly of claim 1 , wherein the first seat frame includes a first cushion formed on a first side of the first seat frame and a second cushion formed on a second side of the first seat frame.

6. The convertible seat assembly of claim 5 , wherein the first cushion is exposed when the first seat frame is in the upright position and the second cushion is exposed when the first seat frame is in the inverted position.

7. The convertible seat assembly of claim 1 , wherein the third seat frame includes a first end and a second end formed at an opposite end from the first end, the first end of the third seat frame being pivotally mounted to the second end of the second seat frame and the second end of the third seat frame being pivotally mounted to the boat.

8. A convertible seat assembly for a boat, comprising:

a first seat frame including a first end pivotally mounted to the boat and a second end at an opposite end of the first seat frame from the first end, the second end having a leg extending therefrom;

a second seat frame having a third end adjacent to the first end of the first seat frame and a fourth end at an opposite end of the second seat frame from the third end;

a link arm having a fifth end pivotally mounted to the first seat frame intermediate the first end and the second end, and a sixth end pivotally mounted to the third end of the second seat frame; and

a third seat frame having a seventh end pivotally mounted to the fourth end of the second seat frame and an eighth end pivotally mounted to the boat.

9. The convertible seat assembly of claim 8 , wherein the convertible seat assembly is operable between a first position defining a first seating surface and a first backrest, a second position defining a leg support, a second seating surface, and a second backrest, and a third position defining a third seating surface, a third backrest, and a work surface.

10. The convertible seat assembly of claim 9 , wherein in the first position the first seat frame defines the first seating surface, the third seat frame defines the first backrest, in the second position the first seat frame defines the leg support, the second seat frame defines the second seating surface, and the third seat frame defines the second backrest, and in the third position the first seat frame defines the third seating surface, the second seat frame defines the third backrest, and the third seat frame defines the work surface.

11. The convertible seat assembly of claim 9 , wherein the leg extends at an oblique angle from the first seat frame, the leg extending away from a deck of the boat and being parallel to the third seat frame when the convertible seat assembly is in the first position, and contacting the deck when the convertible seat assembly is in the second position and the third position.

12. The convertible seat assembly of claim 9 , wherein the first end of the first seat frame is pivotally mounted to the boat by a pivot axle, and the link arm includes a notch configured to be supported by the pivot axle when the convertible seat assembly is in each of the second position and the third position.

13. The convertible seat assembly of claim 8 , wherein the first end of the first seat frame and the eighth end of the third seat frame are both coupled to a housing of the boat.

14. The convertible seat assembly of claim 8 , wherein the first seat frame includes a first cushion disposed on a first side and a second cushion disposed on a second side thereof, the second seat frame includes a third cushion disposed on a first side thereof, and the third seat frame includes a fourth seat cushion disposed on a first side.

15. The convertible seat assembly of claim 14 , wherein the fourth seat cushion can be pivoted with respect to the third seat frame to expose a work surface.

16. The convertible seat assembly of claim 8 , wherein the seventh end of the third seat frame is pivotally mounted to the fourth end of the second seat frame by a first hinge and the eighth end of the third seat frame is pivotally mounted to the boat by a second hinge.

17. The convertible seat assembly of claim 8 , wherein the first seat frame includes a side frame member extending from the first end to the second end and a handle extending between the side frame member and the leg.