Patents by Inventor Roger Joinson

Roger Joinson 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).

  • Composite sabot
    Patent number: 8695507
    Abstract: A lightweight composite sabot useful in large, medium and small caliber rifled gun systems, wherein each of the sabot segments are reinforced with thin aluminum, or other, metal wedges to increase the torsional strength of the sabot body to survive the torsional forces created when fired from a rifled gun tube. And, which composite sabot also has a metal bulkhead about the periphery thereof, to reduce the spin and resulting hoop stresses, and to help protect the composite material during firing.
    Type: Grant
    Filed: November 22, 2011
    Date of Patent: April 15, 2014
    Assignee: The United States of America as Represented by the Secretary of the Army
    Inventors: Saif Musali, Munasir Harhara, Nicholas Payne, Roger Joinson, Velan Mudaliar, Daniel Prillaman, Shri Singh
  • Dual spin canister ammunition
    Patent number: 7418906
    Abstract: A dual spin projectile includes a base; a body connected to the base with a first snap joint, the first snap joint allowing relative rotation between the base and the body; a can having an open forward end and connected to the body with a second snap joint, the second snap joint allowing relative rotation between the body and the can; an aft payload disposed in the body; a forward payload disposed in the can; and a cap connected to the can and closing the open forward end of the can.
    Type: Grant
    Filed: August 11, 2005
    Date of Patent: September 2, 2008
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Philip Brislin, Stephen Ginetto, Jeffery McNaboe, Roger Joinson, Richard DalBraccio
  • DUAL SPIN CANISTER AMMUNITION
    Publication number: 20070006767
    Abstract: A dual spin projectile includes a base; a body connected to the base with a first snap joint, the first snap joint allowing relative rotation between the base and the body; a can having an open forward end and connected to the body with a second snap joint, the second snap joint allowing relative rotation between the body and the can; an aft payload disposed in the body; a forward payload disposed in the can; and a cap connected to the can and closing the open forward end of the can.
    Type: Application
    Filed: August 11, 2005
    Publication date: January 11, 2007
    Inventors: Philip Brislin, Stephen Ginetto, Jeffery McNaboe, Roger Joinson, Richard DalBraccio