| 20110259713 | SPIRAL CONVEYOR APPARATUS WITH AUTOMATIC FLOW CONTROL AND MERGE/DIVERT ATTACHMENT - A spur section for connecting a primary conveyor to a secondary conveyor is provided. The spur section includes a frame configured for attachment to a selected segment of a primary conveyor, a driving element and a driven element associated with the frame, and a driver that powers the driving element. A sensor is arranged on the selected segment of the primary conveyor that detects a conveyed article and selectively generates a divert signal or a merge signal. A controller receives the divert signal or merge signal from the sensor and controls the driving element in accordance with the divert signal or merge signal. | 10-27-2011 |
