Patent ID: 7814587

Claim:
An apparatus with six degrees of motion for inducing sleep in an infant comprising an open-topped rectangular box having a bottom plate and four side wall plates; a platform having an upper surface and a lower surface, said platform suspended generally horizontally on flexible members formed of a flexible material attached to opposing side wall plates, said platform adapted to support a carrier for an infant; first and second spaced apart crank shafts journaled in the opposing side wall plates said first and second crank shafts being below the platform, each of said crank shafts having two cranks, said cranks on each crankshaft being in the same plane but opposed to each other; a rolling member mounted on each of the cranks, each of said rolling members being in rolling contact with the lower surface of the platform during a portion of a crank cycle; a rotary drive means connected to the crank shafts for rotating said crank shafts; whereby rotation of the rolling members on the cranks brings different ones of the rolling members into rolling contact with the lower surface of the platform vibrating the platform and setting the platform into motion on the flexible members.