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:
May. 15, 2001
Filed:
Aug. 12, 1999
Applicant:
Inventors:
Rolf Haasen, Mönchengladbach, DE;
Ferdinand-Josef Hermanns, Erkelenz, DE;
Hans-Günter Wedershoven, Nettetal, DE;
Assignee:
W. Schlafhorst AG & Co., , DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 3/12 ;
U.S. Cl.
CPC ...
H02P 3/12 ;
Abstract
In a method for braking an electric drive motor, especially a drive motor for driving a grooved drum of a winding head of a bobbin winding machine which motor is loaded for braking in a direction opposite to a rated nominal current with a braking current, the instantaneous thermal load of the drive motor is detected and the strength of the brake current is selected as a function of this thermal load of the drive motor.