Patent ID: 11897371
Assignee: POSCO CO., LTD
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 6:
7. A seat frame comprising:
a pair of rails, wherein each of the pair of rails comprises a lower rail and an upper rail slidably coupled to the lower rail, and wherein a plurality of first traction brackets are mounted on an upper surface of the upper rail;
a cushion frame supporting a cushion and having a closed cross-sectional shape, wherein a plurality of second traction brackets are provided on a lower surface of the cushion frame;
a front link connecting the rail and the cushion frame on a front side;
a rear link connecting the rail and the cushion frame on a rear side; and
a connection bracket connecting the rear link and a seatback frame, wherein the connection bracket has one side having a hinge hole connected to the rear link, and the other side having a mounting hole assembling the seatback frame,
wherein the hinge hole of the connection bracket is aligned to communicate with a hinge hole of the second traction bracket and a hinge hole of the rear link, and is inserted into a hinge shaft,
wherein the front link or the rear link is hinged to the first traction bracket, and
wherein the front link or the rear link is hinged to the second traction bracket.