Maximum Traction Type Patents (Class 188/48)
  • Inline skate brake
    Patent number: 6948723
    Abstract: A brake assembly for inline skates. The brake assembly has a braking roller which is turned by one or more of the wheels of the inline skate when the roller is in a braking position. The braking roller then expands outwardly and causes its outer surface to rub against a braking surface causing a braking action. The braking roller may be carried by a pair of carrier plates movably positioned within the frame which holds the inline skate brake wheels.
    Type: Grant
    Filed: January 27, 2004
    Date of Patent: September 27, 2005
    Inventors: Alex R. Bellehumeur, Drew A. Krah
  • Anti-skid devices for motor vehicles
    Patent number: 4840399
    Abstract: In an anti-skid device for motor vehicles with a plurality of chain strands (2,3,4,5) retained in a support (1) which can be set into a revolving motion and connected to the latter by intermediate pieces (7) forming resilient spreading arms, the chain strands are combined to form chain strand groups (6) which consists of at least two chain strands. The chain strands (2,3,4,5) of the chain strand groups (6) are of fine-linked construction and connected to the intermediate pieces (7) by rings (23).
    Type: Grant
    Filed: July 18, 1986
    Date of Patent: June 20, 1989
    Assignee: Rud-Kettenfabrik Rieger & Dietz GmbH u.Co.
    Inventors: Hansjorg W. Rieger, Wolfgang Biehler