Patent ID: 9630785
Date: 2017-04-25
CPC Classifications: B65G

Claim:
1. A conveyor assembly for buffering products, comprising: a first helical conveyor having a first helical oriented track including a first conveyor input and a first conveyor output; a second helical conveyor having a second helical oriented track including a second conveyor input and a second conveyor output; a single conveyor belt following the helical oriented tracks of the first and second helical conveyors successively via the first conveyor input, the first conveyor output, the second conveyor input and the second conveyor output wherein the first conveyor output is coupled to the second conveyor input and the second conveyor output is coupled to the first conveyor input to form an endless conveying loop; and a loading and a discharging station configured to load and discharge products to and from the conveyor assembly.