Patent · US Active

Polyoxymethylene as structural support member and propellant

US7647763B2 · kind B2 · utility

2Cited by

24References

5Claims

0Family size

Assignees

Physical Sciences Inc. · US
Alliant Techsystems Inc. · US

Inventors

Prakash B. Joshi · Andover, US
Bernard L. Upschulte · Nashua, US
Alan H. Gelb · Boston, US
B. David Green · Methuen, US
Dean M. Lester · Brigham City, US
W. David Starrett · Roy, US
Ingvar A. Wallace · Brigham City, US

Key dates

Filing date	Mar 22, 2005
Grant date	Jan 19, 2010
Priority date	—
Expiry date	Jun 29, 2026

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49622
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A vehicle includes at least one polyoxymethylene structural support member. The polyoxymethylene structural support member includes a polyoxymethylene component that is a propellant that provides thrust to the vehicle upon pyrolysis or combustion of the polyoxymethylene component of the product of pyrolysis of the polyoxymethylene component. The vehicle can be a satellite or other type of spacecraft.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.