Patents Assigned to Nobex AB
  • Patent number: 4538313
    Abstract: A method of forming a joined pair fo wedge-action-type lock washers, wherein each lock washer has a cam surface and an oppositely disposed friction surface, the pair of washers being arranged so that their cam surfaces are installed in a juxtaposed face-to-face engagement, at which time the two lock washers are selectively joined together in such a manner as to allow lateral movement between each washer when rotational force is applied during the tightening of an associated fastening device.
    Type: Grant
    Filed: February 15, 1980
    Date of Patent: September 3, 1985
    Assignee: Nobex AB
    Inventor: Bengt O. Frieberg
  • Patent number: D432929
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: October 31, 2000
    Assignee: Nobex AB
    Inventor: Mattias Andersson