(19)

(11)

EP 1 409 820 A1

(12)

(43) Date of publication: 21.04.2004 Bulletin 2004/17 (21) Application number: 01946514.5 (22) Date of filing: 19.06.2001

(51) International Patent Classification (IPC)7: E05C 17/56 (86) International application number: PCT/US2001/019527 (87) International publication number: WO 2002/103145 (27.12.2002 Gazette 2002/52)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR Designated Extension States: AL LT LV MK RO SI (71) Applicant: Smith, Jerry R. Littleton, CO 80123 (US)	(72) Inventor: Smith, Jerry R. Littleton, CO 80123 (US) (74) Representative: Lawrence, Malcolm Graham  Hepworth, Lawrence, Bryer & BizleyMerlin HouseFalconry CourtBaker's Lane EppingEssex CM16 5DQ EppingEssex CM16 5DQ (GB)