Patents Assigned to RCO Parts, Inc.
  • Duplex encoder/decoder for alternating current systems
    Patent number: 5780938
    Abstract: A duplexing encoder/decoder pair for operating two loads independently, from two independent current sources, and using two conductors to connect the current sources and return to the loads, in general, and for expanding automatic sprinkler systems comprising a number of solenoid valves electrically connected to an irrigation controller for the timing and switching thereof, in particular.
    Type: Grant
    Filed: December 19, 1996
    Date of Patent: July 14, 1998
    Assignee: RCO Parts, Inc.
    Inventor: Walter J. Edwards