The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 27, 2011
Filed:
May. 27, 2009
Applicants:
John Cook, Orpington, GB;
Lakshman Chandrasekaran, Guildford, GB;
Inventors:
John Cook, Orpington, GB;
Lakshman Chandrasekaran, Guildford, GB;
Assignee:
Qinetiq Limited, , GB;
Primary Examiner:
Int. Cl.
CPC ...
F42B 15/36 (2006.01); F42B 15/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
A munitions casing including an annulus of a shape memory alloy disposed around said casing where the shape memory alloy has been subjected to a combination of mechanical and thermal treatments so as to impart a memory, and a cutter located between the annulus and the casing wherein heating of the shape memory alloy to a predetermined temperature causes said annulus to contract radially inwardly and rupture the said munitions casing.