Patents Assigned to Edoardo Weber S.p.A.
  • Pressure regulator for injection systems for internal combustion engines
    Patent number: 4284039
    Abstract: The pressure regulator keeping a constant difference between the fuel pressure supplied to the injectors and the fuel pressure in the intake manifold of an internal combustion engine, comprises a pressure sensitive diaphragm associated with closure means of the inlet opening of a fuel returning pipe to the vehicle tank. Spherical joint means are disposed between said closure means and said inlet opening in order to maintain a parallel relationship between them.
    Type: Grant
    Filed: February 1, 1979
    Date of Patent: August 18, 1981
    Assignee: Edoardo Weber S.p.A.
    Inventors: Francesco Bellicardi, Roberto de Concini, Rino Bolelli