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. 15, 2015
Filed:
Feb. 15, 2011
Applicants:
Dirk Adolphy, Mettmann, DE;
Georg Glass, Grevenbroich, DE;
Peter Heinen, Duisburg, DE;
Inventors:
Assignee:
SMS MEER GMBH, Moenchengladbach, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21C 23/21 (2006.01); B21C 31/00 (2006.01);
U.S. Cl.
CPC ...
B21C 23/211 (2013.01); B21C 31/00 (2013.01);
Abstract
An extrusion press for making profiles of nonferrous metal has a ram, a hydraulic piston/cylinder assembly for moving the ram, a pump connected to the assembly for pressurizing same, and an electric motor connected to the pump for driving same. A multiphase source of electricity is connected via a controller to the electric motor for a soft start of the motor.