Patents Assigned to Crafcare AB
  • Device for monitoring the filling of a bag
    Patent number: 6696964
    Abstract: A device for monitoring the filling of a bag (10) comprises a resistor element to be mounted on the outside surface of the bag, the resistor element being a flexible potentiometer (20), the resistance whereof being changed by bending of the potentiometer due to increasing bulging of the bag wall under continuing filling of the bag. The flexible potentiometer can be connected to an alarm device (24) reacting at a predetermined resistance value of the resistor element.
    Type: Grant
    Filed: February 6, 2002
    Date of Patent: February 24, 2004
    Assignee: Crafcare AB
    Inventor: Ola Håkansson