Leaf Spring And Cog Patents (Class 273/142JC)
  • Random number generator with spring propelled rotating wheels
    Patent number: 5382023
    Abstract: A random number generator structure is arranged to include a plurality of wheels to generate a like plurality of numbers, wherein the wheels are arranged within a tubular housing and rotatably mounted within the housing arranged for spinning within the housing for viewing of individual numbers through an individual window associated with each respective wheel.
    Type: Grant
    Filed: October 20, 1993
    Date of Patent: January 17, 1995
    Inventors: John W. Roberts, Ramoth G. Roberts