Patent ID: 7393067

Claim:
A lock-controlled drawer slide structure connected with an interlocking device for locking or unlocking a plurality of drawers, the lock-controlled drawer slide structure comprising: a) a lock device having: i) a fixing main body; ii) a rotatory device having an operation plate and a pillar connected to the operation plate; iii) a lock head mounted on an outside of the fixing main body and controlling a rotation of the rotatory device; iv) a pull plate having a hooking hole, an opening, and an open-ended trench, the pillar of the rotatory device is inserted through the open-ended trench; and v) a fixing plate; b) a steel rope comprising two fixing heads, a first fixing head of the two fixing heads is connected to the hooking hole of the pull plate; and c) a latch device having: i) a slidable device having a slide trench formed on a first side thereof and two stair-shaped trenches symmetrically formed on a second side thereof, the slide trench holding a second fixing head of the two fixing heads of the steel rope; ii) a base having an action chamber, the slidable device is slidably located in the action chamber, two axial pillars are transversely mounted in a first side of the action chamber, two guide channels constituted by two opposite lateral rails are symmetrically formed on upper and lower portions of a second side of the action chamber; iii) two elastic devices, one of the two elastic devices is located on each of the two axial pillars; iv) a braking device having a top block, a middle neck portion, and a reverse U-shaped crotched rod, the top block is inserted into one of the two stair-shaped trenches, the middle neck portion is movably embedded in one of the guide channels, the reverse U-shaped crotched rod is located on a lower portion of the braking device; v) a fastening plate mounted on an outside of the base and fixing the latch device on a slide, the fastening plate having a first hooking sheet and two second hooking sheets are mounted on opposing sides of the fastening plate, the first hooking sheet is hooked to one of the guide channels and the second hooking sheets are adapted to be hooked to a lateral trench of the slide securely coupling the latch device with the slide; and vi) a cover connected to the base.