Patents by Inventor Jeremy Danforth

Jeremy Danforth 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).

  • Cartridge-loaded rocket motor with castellated grain segments
    Patent number: 8281568
    Abstract: A solid fuel rocket motor, a castellated propellant cartridge and a method of controlling a pressure differential in a cartridge-loaded rocket motor are disclosed. The rocket motor may include a housing having an inside surface, a plurality of propellant cartridges disposed within the housing, an igniter disposed to ignite propellant material within the propellant cartridges, and a nozzle disposed to exhaust combustion gases out of the housing. At least some of the propellant cartridges may be castellated propellant cartridges.
    Type: Grant
    Filed: June 9, 2009
    Date of Patent: October 9, 2012
    Assignee: Raytheon Company
    Inventors: Jeremy Danforth, Richard D. Loehr
  • Cartridge-Loaded Rocket Motor with Castellated Grain Segments
    Publication number: 20100307131
    Abstract: A solid fuel rocket motor, a castellated propellant cartridge and a method of controlling a pressure differential in a cartridge-loaded rocket motor are disclosed. The rocket motor may include a housing having an inside surface, a plurality of propellant cartridges disposed within the housing, an igniter disposed to ignite propellant material within the propellant cartridges, and a nozzle disposed to exhaust combustion gases out of the housing. At least some of the propellant cartridges may be castellated propellant cartridges.
    Type: Application
    Filed: June 9, 2009
    Publication date: December 9, 2010
    Inventors: Jeremy Danforth, Richard D. Loehr