Kelley Loading Dock Equipment The Kelley brand was established in 1953 with the invention of the world’s first counterbalanced dock leveler. Today the Kelley product line includes dock levelers, vehicle restraints, integrated control systems, dock seals and shelters, HVLS warehouse fans, ergonomic scissor lift tables and a full array of products and services specificallyContact · Dock Levelers · Distributor Directory · Resources · Architects & Contractors · Dock Shelters[PDF] User’s Manual - kelleyentrematic Store the dock leveler at dock level with lip in both lip keepers after use. Ensure lip avoids contact with vehicle sides and cargo. If lip does not lower to vehicle bed, reposition vehicle. Move all equipment, material or people off the dock leveler and store the dock leveler before allowing the vehicle to pull out.