John W Hannick

US Patent:

6386110, May 14, 2002

Filed:

Dec 11, 2000

Appl. No.:

09/734244

Inventors:

Chaarles W. Landman - Callao VA
Robert J. Gripshover - King George VA
John W. Hannick - King George VA

Assignee:

The United States of America as represented by the Secretary of the Navy - Washington DC

International Classification:

F42B 300

US Classification:

102331, 102288, 102289, 102481

Abstract:

A deforming charge assembly is provided which has an inner and an outer cylinder formed from carbon fiber. Each of the inner and outer cylinders have an inner circumference surface having an inner diameter and an outer circumference surface having an outer diameter. The inner diameter of the outer cylinder is greater than the outer diameter of the inner cylinder. Each of the inner and outer cylinders have a first layer of circumferentially wound carbon fiber, a second layer of unidirectional carbon fiber sheet and a plurality of layers of carbon fibers circumferentially wrapped around the second layer. A plurality of sympathetic detonation barrier members are provided and have an inner surface in contact with the outer circumference surface of the inner cylinder and an outer surface in contact with the inner circumference surface of the outer cylinder.

US Patent:

61799440, Jan 30, 2001

Filed:

Aug 20, 1998

Appl. No.:

9/137419

Inventors:

Joseph C. Monolo - Beaverdam VA
Fred W. Watson - Montross VA
George R. Evans - Woodford VA
John W. Hannick - King George VA
Robert G. Lam - Spotslvania VA

Assignee:

The United States of America as represented by the Secretary of the Navy - Washington DC

International Classification:

B31C 316

US Classification:

156169

Abstract:

This invention is a non-fragmenting warhead casing prepared from at least one thermosetting epoxy resin and carbon fibers wherein the epoxy resin is characterized as a liquid, low viscosity resin at ambient temperatures, curable at temperatures ranging up to 175. degree. F. and further characterized has having a glass transition temperature T(g) ranging from about 200. degree. F. to 250. degree. F.