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US 11,897,371 B2Granted
Seat frame
AssigneePosco
InventorsJae-Hyun Kim, Hong-Woo Lee, Dong-Yoon Seok
Life of this patent
Estimating the term…
Abstract
The present invention relates to a seat frame with reduced weight due to not including a cushion side frame, the seat frame comprising: a pair of rails; a cushion frame which supports a cushion and has a closed cross-sectional shape; front links which connect the rails to the cushion frame on the front side; rear links which connect the rails to the cushion frame on the rear side; and connection brackets which connect the rear links to a seatback frame.
Claims7
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 mounted on an upper surface of the upper rail;
- a cushion frame supporting a cushion and having a closed cross-sectional shape;
- 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;
- a connection bracket connecting the rear link and a seatback frame;
- and
- an auxiliary link hinging the connection bracket to the first traction bracket on the rear side, wherein the front link or the rear link is hinged to the first traction bracket.
4 more elements
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.
6 more elements
Dependencies are inferred from the claim text.