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:
Dec. 24, 2024
Filed:
May. 04, 2021
Robert Bosch Gmbh, Stuttgart, DE;
David Gaenzle, Leinfelden-Echterdingen, DE;
Jochen Fassnacht, Calw, DE;
Maximilian Manderla, Oberursel, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
The invention relates to a vehicle drive train and to a method for operating a drive train with an electromotive drive (), wherein a rotational speed and a drive torque of the drive (), which are convertible via a toothed transmission stage () for an output (), and the drive () is controlled by means of a control signal (), wherein the control signal () has superimposed thereon a periodic torque change signal (), which is in phase with a tooth stiffness change of the toothed transmission stage (), wherein a signal strength of the torque change signal () is lower with decreasing tooth stiffness than with increasing tooth stiffness.