Patent ID: 8276746

Claim:
A spiral conveyor for containers in the form of transport crates, comprising at least one transport path spirally enclosing a machine axis (MA), the transport path is defined by, relative to the machine axis (MA), outer container or guide slide elements and by, relative to the machine axis (MA), inner guide or slide elements, and extends between a container input and a container output, and comprising at least one driver or carrier, which extends over an entire, or nearly an entire, length of the spiral formed by the transport path and reaches through the transport path or its spiral in an area between the outer container guide or slide elements and the inner container guide or slide elements and is held on at least two carrier supports or carrier elements which are rotationally driven on the machine axis (MA), wherein at least one of the carrier elements is a rotating support ring with a bearing at a radial distance from the machine axis (MA).