Patents Assigned to Elbicon Electronics PVBA
  • Automatic detection and rejection of foreign bodies from _vegetables transported on a conveyor
    Patent number: 4262806
    Abstract: A device for detection and removal of foreign bodies from vegetables dispersed and transported on a conveyor belt consisting of a multichannel detection system based on reflection analysis of polarized infra-red light. The reflected light is amplified, filtered and applied to a delayed automatic gain control circuit (A.G.C.). The A.G.C. output is compared with a reference voltage window to control the ejection system.
    Type: Grant
    Filed: August 11, 1978
    Date of Patent: April 21, 1981
    Assignee: Elbicon Electronics PVBA
    Inventor: Henri J. J. Drabs