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:
Jul. 15, 2014
Filed:
Feb. 14, 2011
Karl Grad, Ruderting, DE;
Jurgen Pohlenz, Ravensburg, DE;
Gerhard Bailly, Friedrichshafen, DE;
ZF Friedrichshafen AG, Friedrichshafen, DE;
Abstract
A continuously variable transmission device () has a power split which takes place in the area of a sum planetary transmission (). A first shaft () of the sum planetary transmission () can be brought into operational connection with a drive engine or machine (). A second shaft () of the sum planetary transmission () can be connected, for continuous variation of the gear ratio, with an electric machine () which itself can be coupled with an electric energy source ().
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile