(19)

(11)

EP 1 242 693 A1

(12)

(43) Date of publication: 25.09.2002 Bulletin 2002/39 (21) Application number: 00983397.1 (22) Date of filing: 18.12.2000

(51) International Patent Classification (IPC)7: E02D 27/01, E04H 5/02, H01Q 1/12 (86) International application number: PCT/GB0004/846 (87) International publication number: WO 0104/4585 (21.06.2001 Gazette 2001/25)

(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 (30) Priority: 18.12.1999 GB 9929862 12.12.2000 GB 0030215 12.12.2000 GB 0030217 (71) Applicant: PORTASILO LIMITED York YO3 9PR (GB)	(72) Inventor: SMITH, Richard Anthony Middlethorpe,York YO2 1QU (GB) (74) Representative: Lockey, Robert Alexander  Forrester & BoehmertPettenkoferstr. 20-22 80336 München 80336 München (DE)