The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 24, 1985
Filed:
Jul. 20, 1984
Ulrich Flaig, Markgroningen, DE;
Hermann Grieshaber, Stuttgart, DE;
Albrecht Sieber, Ludwigsburg, DE;
Jurgen Wietelmann, Ditzingen, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A control device for protecting an internal combustion engine in the case of malfunction of its fuel regulating system is disclosed. The control device includes means which in response to the occurrence of the first braking mode of operation of the engine after start activates a suction or pump connected to the suction chamber of a fuel injection pump. Then the reaction of the engine to the suction pump is tested. If, the engine does not react to a displacement of the control rod of the fuel adjusting mechanism, then an error is present and the engine is either stopped or switched over to an emergency mode of operation. The control device is suitable particularly for a Diesel engine.