(19)

(11)

EP 0 819 218 A1

(12)

(43) Date of publication: 21.01.1998 Bulletin 1998/04 (21) Application number: 96908244.0 (22) Date of filing: 29.03.1996

(51) International Patent Classification (IPC):  F04C 2/ 18( . ) F04C 2/ 08( . ) (86) International application number: PCT/GB1996/000764 (87) International publication number: WO 1996/031701 (10.10.1996 Gazette 1996/45)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 01.04.1995 GB 19950006826 (71) Applicant: David Brown Hydraulics Limited Poole, Dorset BH17 7LB (GB)	(72) Inventors: PEACH, Richard, Guy Poole Dorset BH14 9NW (GB) WYNN, Barry Blandford Dorset DT11 8JN (GB) SYKES, Jeremy, Arthur Landford Salisbury SP5 2AS (GB) (74) Representative: Tunstall, Christopher Stephen, et al  Dibb Lupton Alsop, Fountain Precinct Balm Green, Sheffield S1 1RZ Balm Green, Sheffield S1 1RZ (GB)