(19)

(11)

EP 0 024 386 A1

(12)

(43) Date of publication: 11.03.1981 Bulletin 1981/10 (21) Application number: 79901120.0 (22) Date of filing: 26.02.1979

(51) International Patent Classification (IPC):  F16C 11/ 04( . ) F16C 33/ 78( . ) F16D 3/ 41( . ) F16C 21/ 00( . ) F16D 3/ 38( . ) F16J 15/ 16( . ) (86) International application number: PCT/US1979/000111 (87) International publication number: WO 1980/001827 (04.09.1980 Gazette 1980/20)

(84) Designated Contracting States: CH DE FR GB SE (71) Applicant: CATERPILLAR TRACTOR CO. Peoria, Illinois 61629 (US)	(72) Inventor: DURHAM, Donald F. Peoria, IL 61604 (US) (74) Representative: Jackson, Peter Arthur, et al  GILL JENNINGS & EVERY Broadgate House 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)