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:
Jan. 13, 1998
Filed:
Nov. 17, 1995
Roland Kemmler, Stuttgart, DE;
Wolfgang Widmann, Erdmannshausen, DE;
Mercedes - Benz AG, Stuttgart, DE;
Abstract
In an arrangement for controlling the charging air flow of a supercharged internal combustion engine which has an intake air pipe with a throttle valve connected to the discharge side of a supercharger and a communication pipe extending from the intake air pipe to the engine exhaust manifold for supplying air to the engine exhaust gas, an air supply pipe extends from an air filter housing to the supercharger suction side and a return air duct including a flow control valve extends from the intake air pipe to the air filter housing for recirculating air to the supercharger suction side through the air filter housing under the control of the flow control valve for controlling the air pressure in the engine intake air pipe.