Patents Examined by Poon, Peter M.
  • Method of supplying a higher pressure reserve air supply for air brake system
    Patent number: 5393130
    Abstract: Air is supplied to an air brake supply tank on a wheeled vehicle by supplying air from an air compressor to a primary tank at an elevated pressure, fluidly coupling the primary tank to a supply tank, and reducing the pressure of the air supplied to the supply tank to a level suitable for use by the vehicle's air brakes.
    Type: Grant
    Filed: June 10, 1994
    Date of Patent: February 28, 1995
    Inventor: John M. Graham