Patents by Inventor Phillip Di Maria

Phillip Di Maria has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Active suspension system and hydraulic ram therefor
    Patent number: 8573605
    Abstract: An active suspension system for a vehicle including at least one fluid operated ram having a cylinder and a main piston mounted therein for reciprocating movement, control means for controlling an equilibrium position of the piston in the ram in response to lateral acceleration of the vehicle in order to counter the effects of body roll of the vehicle, and wherein the ram includes shock absorbing means for permitting rapid movement of the piston from the equilibrium position when operating fluid in the ram is subjected to transient increases in pressure.
    Type: Grant
    Filed: February 16, 2010
    Date of Patent: November 5, 2013
    Inventor: Phillip Di Maria
  • ACTIVE SUSPENSION SYSTEM AND HYDRAULIC RAM THEREFOR
    Publication number: 20120119454
    Abstract: An active suspension system for a vehicle including at least one fluid operated ram having a cylinder and a main piston mounted therein for reciprocating movement, control means for controlling an equilibrium position of the piston in the ram in response to lateral acceleration of the vehicle in order to counter the effects of body roll of the vehicle, and wherein the ram includes shock absorbing means for permitting rapid movement of the piston from the equilibrium position when operating fluid in the ram is subjected to transient increases in pressure.
    Type: Application
    Filed: February 16, 2010
    Publication date: May 17, 2012
    Inventor: Phillip Di Maria