(19)

(11)

EP 0 371 031 A1

(12)

(43) Date of publication: 06.06.1990 Bulletin 1990/23 (21) Application number: 88905201.0 (22) Date of filing: 13.06.1988

(51) International Patent Classification (IPC):  F02D 41/ 36( . ) F02D 41/ 20( . ) F02D 43/ 00( . ) F02P 3/ 045( . ) F02P 13/ 00( . ) F02D 37/ 02( . ) F02D 41/ 30( . ) F02P 3/ 02( . ) F02P 5/ 15( . ) (86) International application number: PCT/EP1988/000522 (87) International publication number: WO 1989/012738 (28.12.1989 Gazette 1989/30)

(84) Designated Contracting States: DE GB (71) Applicant: ROBERT BOSCH GMBH W-7000 Stuttgart 30 (DE)	(72) Inventor: SCHLEUPEN, Richard D-7121 Ingersheim (DE)