Resources Contact Us Home
Solid propellant rocket motor and method of making same

Image Number 2 for United States Patent #4000682.

1. A method of making a solid propellant rocket motor having a shaped fuel charge which comprises the steps of: forming a one piece motor casing having an aperture therein, assembling within said one piece casing a mandrel having an overall diameter larger than the diameter of said aperture, casting a solidifiable propellant within said casing above said mandrel, curing said propellant and thereafter removing said mandrel from said motor.

  Recently Added Patents
Video editing apparatus
Cathode active material and lithium secondary battery comprising the same
Lighting elements
Register files for a digital signal processor operating in an interleaved multi-threaded environment
Engineered magnetic layer with improved perpendicular anisotropy using glassing agents for spintronic applications
Optical disc drive having a tray for loading a disc using supporting portions
Method of sheet alignment and method of post-processing comprising the same and method of image formation
  Randomly Featured Patents
Disk array apparatus
Multiple tier collimator system for enhanced step coverage and uniformity
Fan-out circuit and display panel
Resin from saponified ethylene-vinyl acetate copolymers, production and use thereof
Venting arrangement for a crankcase of an internal combustion engine
Milking inflation
Intraoral medicament-releasing device
Stabilized phenolic resins
Methods and systems for distributing digitally encoded information