(19)

(11)

EP 1 434 625 A2

(12)

(88) Date of publication A3: 18.12.2003 (43) Date of publication: 07.07.2004 Bulletin 2004/28 (21) Application number: 02775899.4 (22) Date of filing: 20.09.2002

(51) International Patent Classification (IPC)7: A62D 3/00 (86) International application number: PCT/US2002/029886 (87) International publication number: WO 2003/028429 (10.04.2003 Gazette 2003/15)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR Designated Extension States: AL LT LV MK RO SI (30) Priority: 01.10.2001 US 326508 P 30.11.2001 US 334271 P 07.06.2002 US 387104 P (71) Applicant: SANDIA CORPORATION Albuquerque,New Mexico 87185-5800 (US)	(72) Inventor: TUCKER, Mark, D. Albuquerque, NM 87122 (US) (74) Representative: Kupecz, Arpad  Octrooibureau Los en Stigter B.V.Postbox 20052 1000 HB Amsterdam 1000 HB Amsterdam (NL)