Patent ID: 6935682

Claim:
A sinking seat for a vehicle, comprising: a front mounting part composed of catch legs, each catch leg having a catch encompassing and being coupled to a striker for supporting a lower side of a cushion of the seat; a rear mounting part having grooved legs, each grooved leg having a coupling groove into which a striker is inserted; and a rear leg including an upper part integrally coupled to said grooved leg and a lower part rotatably coupled to the upper part, wherein a coupling part between the upper part and the lower part of said rear leg comprises a channel having a “U” shaped cross-section such that the lower part is inserted into an inner side of the upper part, a rotating pin, which functions as a rotating axle of the lower part in relation to the upper part, penetrating an upper side of an overlapped part between the upper part and the lower part, a guide pin passing through the upper part and the lower part disposed below the rotating pin, and a guide groove formed in the upper part receiving the guide pin for rotation relative to said rotating pin.