Patent ID: 6997528

Claim:
A rail assembly for furniture having a stationary track having an inner end; an outer end; a web having an inner surface; and an outer surface; two side edges; and two longitudinal guides formed respectively at the side edges; an internal track slidably mounted on the stationary track; a sliding frame slidably mounted on the inner track and having an inner end; an outer end; a web having an inner surface; two protrusions formed on the inner surface of the web near the inner end; and a latch tab formed on the, inner surface of the web a distance from the protrusions toward the outer end; a latch bracket mounted inside the stationary track at the inner end and having an inner end; an outer end; an upper rail having a longitudinal guide slot defined in the upper rail and a transverse stop notch communicating with the longitudinal guide slot; a lower rail parallel to the upper rail having a longitudinal guide slot defined in the lower rail and a transverse stop notch communicating with the longitudinal guide slot, wherein the longitudinal guide slots and the transverse stop notches are aligned with each other; a body formed on the inner end and having a rear surface; an outer end surface; a top side; a bottom side; a cavity defined in the rear surface; and a through hole defined in the outer end surface and communicated with the cavity; two keys formed respectively on the top side and the bottom side of the body and mounted respectively inside the longitudinal guides of the stationary track; and a buffer mounted inside the cavity in the body to absorb closing energy, a resilient latch assembly slidable mounted inside the latch bracket and having a latch slidable mounted inside the latch bracket between the upper rail and the lower rail and having an outer end; an inner end; a front surface; a rear surface; two sides; a middle portion; two guide posts being respectively formed on one of the sides at the middle portion and slidably mounted inside the longitudinal guide slots; two locking posts being respectively formed on the same sides as the guide posts near the inner end and slidably mounted inside the longitudinal guide slots; a spring bracket formed on the rear surface off the latch at the middle portion with two notches; and a hook formed on the front surface at the outer end; and two springs being mounted between the latch and the body.