Patents Assigned to Arplas Projects BV
  • Method and device for manufacturing a projection weld connection for plate material
    Patent number: 6455801
    Abstract: A method for manufacturing projection weld connections between plate parts of electrically conductive material such as body parts of automobiles in which a triangular projection is pressed in one of the plate parts, the projection having a rectangular base. Welding takes place under pressure using a pulse of current of about 15,000 to 50,000 amperes for 1 to 10 milliseconds.
    Type: Grant
    Filed: September 7, 2000
    Date of Patent: September 24, 2002
    Assignee: Arplas Projects BV
    Inventor: Tom Jansen Bramervaer