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:
Jan. 25, 2011
Filed:
Feb. 28, 2007
Applicants:
Christoph Weber, Henstedt-Ulzburg, DE;
Frank Manken, Henstedt-Ulzburg, DE;
Inventors:
Christoph Weber, Henstedt-Ulzburg, DE;
Frank Manken, Henstedt-Ulzburg, DE;
Assignee:
Jungheinrich Aktiengesellschaft, Hamburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Industrial truck with a charger, an asynchronous machine and a three-phase AC control unit which converts a DC voltage of a battery for the asynchronous machine, the charger having a switching power supply which is connected to the three-phase AC control unit via a transformer, the switching power supply, the three-phase AC control unit and the transformer forming a resonant converter, which converts a mains voltage into a charging voltage for the battery.