Device for tilting seat cushion of fold and dive seat

A device for tilting a seat cushion of a fold and dive seat, the device comprising:

• a pair of seat cushion side frames spaced apart from each other side by side;
• seat back side frames configured to be connected in a reclinable manner to rear-end portions of the pair of seat cushion side frames, respectively;
• a seat cushion main-frame configured to be connected to the seat back side frames by connection frames, respectively;
• guide brackets, one of which disposed on a first side of a front portion of the seat cushion main-frame and another of which disposed on a second side of the front portion of the seat cushion main-frame, wherein each of the guide brackets has a longitudinal through-hole;
• a tilting support bar, both ends of which extend through the longitudinal through-holes in the guide brackets, respectively;
• tilting support links, each of which configured to be connected by a hinge mechanism between the tilting support bar and each of the pair of seat cushion side frames;
• a mounting bracket disposed on a middle part of the front portion of the seat cushion main-frame;
• a drive cylinder, a body of which is disposed on the mounting bracket;
• and
• a piston disposed in the drive cylinder in a linearly reciprocating manner and configured to be fastened to the tilting support bar by the hinge mechanism.