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:
Apr. 29, 1997
Filed:
Sep. 05, 1996
Karl-Heinz Kempka, Esslingen, DE;
Peter Stratz, Sindelfingen, DE;
MC Micro Compact Car Aktiengesellschaft, Biel, CH;
Abstract
In a turbocharger arrangement for an internal combustion engine including an exhaust gas turbine with an exhaust gas pressure control valve (waste gate) and an operating motor for opening or closing the waste gate, wherein a charger is coupled to the turbine and has a suction side and a discharge side in communication with the engine for supplying charge air thereto and wherein a system control valve is provided which is in communication with the suction side and with the pressure side of the charger and also with the waste gate operating motor for supplying suction air pressure or discharge air pressure to the waste gate operating motor, the system control valve includes means for placing the suction air side of the charger in communication with the charger air discharge side for returning charger discharge air to the suction side of the charger.