Patent ID: 7422099

Claim:
An endless chain for conveying panels to be processed, said endless chain comprising an endless link chain including a plurality of adjoining mutually coupled chain links, each chain link having chain link sidewalls and chain link articulating eyes, said endless link chain being coupled to and driven by a linear motor for driving said endless link chain, wherein said linear motor is controlled by a control rotary encoder, wherein said control rotary encoder rotatively drives a toothed pulley meshing with a toothed belt having a plurality of outward directed toothed belt teeth, and being entrained on a plurality of idle rollers thereby providing linear path portions engaging with said chain link sidewalls, wherein each said chain links comprises a pair of horizontal axis roller bearings opposite to said articulating eye means and vertical axis stabilizing bearings arranged at a middle portion of said endless link chain, and wherein each said chain link comprises a permanent magnet forming a movable part of said linear motor.