Patents Represented by Law Firm Young & Simpson
  • Particulate material supply detectors
    Patent number: 3975605
    Abstract: A particulate material supply detector including a sensor element arranged to be located in particulate material in a compartment and to be displaceable by movement of the particulate material past the sensor element, the position of the sensor element being dependent on the supply of particulate material in the compartment; and actuating means operatively connected to the sensor element and arranged to perform a required operation when a predetermined minimum supply is reached.
    Type: Grant
    Filed: May 19, 1975
    Date of Patent: August 17, 1976
    Assignee: South African Coal, Oil & Gas Corporation Limited
    Inventors: Stephanus Jacobus Daniel van Eeden, Jacobus Francois Pienaar