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:
May. 26, 2020
Filed:
Jun. 21, 2017
Robert Bosch Gmbh, Suttgart, DE;
Martin Bernhaupt, Oberalm, AT;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The invention relates to a fuel-pumping device () for a fuel injection device of an internal combustion engine with a large high-pressure pump () and a small high-pressure pump () arranged in parallel, wherein fuel can be pumped by the large high-pressure pump () and by the small high-pressure pump () from a low-pressure region () into a high-pressure region (). The high-pressure region () is connected to at least one injector (). A control device () is provided, which can be used to conduct the entire pump output of the large high-pressure pump () or the small high-pressure pump () into the low-pressure region () via a discharge line ().