(19)
(11)
EP 0 148 829 A1
(12)
(43)
Date of publication:
24.07.1985
Bulletin 1985/30
(21)
Application number:
83902708.0
(22)
Date of filing:
18.07.1983
(51)
International Patent Classification (IPC):
G01N
27/
409
( . )
G01N
27/
406
( . )
G01N
27/
417
( . )
G01N
27/
27
( . )
G01N
27/
407
( . )
(86)
International application number:
PCT/US1983/001105
(87)
International publication number:
WO 1985/000660
(
14.02.1985
Gazette 1985/04)
(84)
Designated Contracting States:
DE GB NL
(71)
Applicants:
Ford Motor Company
Dearborn, MI 48121 (US)
FORD MOTOR COMPANY LIMITED
Brentwood, Essex CM13 3BW (GB)
FORD-WERKE AKTIENGESELLSCHAFT
D-50725 Köln (DE)
(72)
Inventors:
HETRICK, Robert, E.
Dearborn Heights, MI 48127 (US)
LOGOTHETIS, Eleftherios, M.
Birmingham, MI 48009 (US)
(74)
Representative:
Messulam, Alec Moses, et al
A. Messulam & Co. 24 Broadway
Leigh on Sea Essex SS9 1BN
Leigh on Sea Essex SS9 1BN (GB)
(54)
STEADY-STATE METHOD FOR DETERMINING RICH AIR/FUEL RATIOS