Compact Hybrid Rocket Motor Made From Stereolithography Plastic

Issue
 Date
Publication Date
Patent No.
8,601,790
Category
Method or Process

A hybrid rocket motor is manufactured by photopolymerizing the solid fuel grain in a stereolithography method, wherein fuel grains in a plastic matrix are deposited in layers for building a solid fuel rocket body in three dimensions for improved performance and for a compact design, the hybrid rocket motor including buried radial channels for defining a desired burn profile including the oxidizer to fuel burn ratio.

Keywords: stereolithography, fuel grain, rocket motor
International Class: F02K9/10