Patents Assigned to Douglas Dynamics
  • Hydraulic and electrical control systems for use with vehicle accessory units
    Patent number: 6253470
    Abstract: An hydraulic and electrical control system are provided for an accessory unit such as a vehicle mounted V-plow blade snowplow.
    Type: Grant
    Filed: February 21, 1997
    Date of Patent: July 3, 2001
    Assignee: Douglas Dynamics
    Inventors: Gerald L. Depies, Jerald L. Plyer, Charles J. Solveson