(19)

(11)

EP 0 951 795 A1

(12)

(43) Date of publication: 27.10.1999 Bulletin 1999/43 (21) Application number: 98900554.0 (22) Date of filing: 09.01.1998

(51) International Patent Classification (IPC):  B66F 3/ 46( . ) H04Q 9/ 14( . ) H04B 3/ 54( . ) (86) International application number: PCT/GB1998/000002 (87) International publication number: WO 1998/031183 (16.07.1998 Gazette 1998/28)

(84) Designated Contracting States: CH DE ES FR GB GR IT LI (30) Priority: 10.01.1997 GB 19970000401 (71) Applicant: Mechan Limited Chapeltown, Sheffield S30 4PH (GB)	(72) Inventor: BARTLE, Ernest, Campbell Derbyshire S45 0AX (GB) (74) Representative: Chugg, David John, et al  Appleyard Lees, 15 Clare Road Halifax, West Yorkshire HX1 2HY Halifax, West Yorkshire HX1 2HY (GB)