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. 21, 2020
Filed:
Jan. 16, 2018
Robert Bosch Gmbh, Stuttgart, DE;
Eckehard Knoefler, Marbach, DE;
Torsten Handler, Stuttgart, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A method is presented for checking the functional capability of a nitrogen oxide sensor () which has a first chamber () and a second chamber (), wherein the first chamber has a first oxygen pump cell () and the second chamber has a second pump cell (), in a normal operating mode of the nitrogen oxide sensor (), an oxygen concentration level in the first chamber is reduced to a predetermined first value with the first pump cell, and an oxygen concentration level in the second chamber is reduced to a second value with the second pump cell, said second value being lower than the first value.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile