Stand Up Seat Assembly with Retractable Rear Leg

A seat assembly for supporting an occupant above a floor in an automotive vehicle, said seat assembly comprising:

• a seat cushion extending between front and rear ends, said front end adapted to be pivotally coupled to the floor for pivotal movement between a generally horizontal seating position and a generally vertical kneeling position;
• a seat back pivotally coupled to said rear end of said seat cushion and adapted to be releasably secured to the floor;
• and
• a drive link adapted to be pivotally coupled between the floor and said seat back, wherein said drive link urges said seat back to pivot relative to said seat cushion between a first vertical position and a second vertical position as said seat cushion pivots between said seating and kneeling positions thereby maintaining said seat back in a generally vertical orientation.