Accession Number:

ADD014829

Title:

Propellant Grain Design.

Descriptive Note:

Patent, Filed 28 Nov 88, patented 26 Jun 90,

Corporate Author:

DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s):

• Andrew, James W.

Report Date:

1990-06-26

Pagination or Media Count:

8.0

Abstract:

This patent discloses a solid propellant rocket motor propellant grain configuration having a center bore of a varying diameter, ballistic slots, a stressballistic groove, and a burn inhibitor band for withstanding service motor operating environments and providing the required ballistic profile.

Descriptors:

• BALLISTICS
• BORES
• GROOVING
• MOTORS
• PATENTS
• PROFILES
• PROPELLANT GRAINS
• SLOTS
• STRESSES

Subject Categories:

• Solid Rocket Propellants

Distribution Statement:

APPROVED FOR PUBLIC RELEASE