(19)

(11)

EP 0 060 835 A1

(12)

(43) Date of publication: 29.09.1982 Bulletin 1982/39 (21) Application number: 81900868.0 (22) Date of filing: 03.07.1980

(51) International Patent Classification (IPC):  F16J 15/ 32( . ) F16C 11/ 00( . ) E02F 9/ 00( . ) F16C 11/ 04( . ) (86) International application number: PCT/US1980/000851 (87) International publication number: WO 1982/000181 (21.01.1982 Gazette 1982/03)

(84) Designated Contracting States: DE FR GB (71) Applicant: CATERPILLAR TRACTOR CO. Peoria, Illinois 61629 (US)	(72) Inventors: REINSMA; Harold L. Dunlap, IL 61525 (US) VERSON, Lowell P. Plano, IL 60545 (US) (74) Representative: Jackson, Peter Arthur, et al  GILL JENNINGS & EVERY Broadgate House 7 Eldon Street London EC2M 7LH London EC2M 7LH (GB)