(19)

(11)

EP 1 062 004 A1

(12)

(43) Date of publication: 27.12.2000 Bulletin 2000/52 (21) Application number: 99907724.1 (22) Date of filing: 09.03.1999

(51) International Patent Classification (IPC)7: A62B 18/08 (86) International application number: PCT/GB9900/593 (87) International publication number: WO 9946/008 (16.09.1999 Gazette 1999/37)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB IE IT LI LU NL PT SE (30) Priority: 10.03.1998 GB 9804901 (71) Applicant: The Secretary of State for Defence Farnborough,Hampshire GU14 0LX (GB)	(72) Inventor: MATHERS, William, George SalisburyWiltshire SP4 0JQ (GB) (74) Representative: Skelton, Stephen Richard  D/IPR DERA Formalities,Poplar 2a No. 19,MOD(PE) Abbey Wood Bristol BS34 8JH Bristol BS34 8JH (GB)