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:
Aug. 11, 2015
Filed:
Oct. 22, 2009
Uwe Lingener, Regensburg, DE;
Uwe Lingener, Regensburg, DE;
CONTINENTAL AUTOMOTIVE GMBH, Hannover, DE;
Abstract
A high-pressure pump arrangement () which can be especially used for a common rail injection system and has a pump member () that contains a low-pressure inlet () and a high-pressure outlet (). A pressurization chamber () is provided, within which a plunger () is movably mounted and which is connected to the high-pressure outlet via a high-pressure valve (). Furthermore, a suction chamber () that is fitted with a suction valve () is provided within the pump member. In addition, an intake duct () which extends between the low-pressure inlet and the suction chamber is provided within the pump member. The low-pressure inlet is connected to an electrically regulated pre-supply pump () which is permanently operated such that a low pressure is sure to be maintained in the suction chamber () of the pump.