(19)

(11)

EP 0 815 632 A1

(12)

(43) Date of publication: 07.01.1998 Bulletin 1998/02 (21) Application number: 96905933.0 (22) Date of filing: 11.03.1996

(51) International Patent Classification (IPC):  H02J 13/ 00( . ) H02K 35/ 02( . ) (86) International application number: PCT/GB1996/000545 (87) International publication number: WO 1996/028873 (19.09.1996 Gazette 1996/42)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 13.03.1995 GB 19950005045 (71) Applicant: ASHLEY & ROCK LIMITED Ulverston Cumbria LA12 9BN (GB)	(72) Inventor: GARTON, Stephen, David Middlesex PW7 4QJ (GB) (74) Representative: Lawrence, John Gordon, et al  McNeight & Lawrence Regent House Heaton Lane Stockport, Cheshire SK4 1BS Stockport, Cheshire SK4 1BS (GB)