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. 24, 2023
Filed:
Jul. 30, 2010
Torben Damsgaard, Toftlund, DK;
Robert Ehmsen, Flensburg, DE;
Florin Lungeanu, Egernsund, DK;
Rasmus Fink, Sonderborg, DK;
Lars Berthelsen, Kolding, DK;
Melissa Drechsel Kidd, Muskego, WI (US);
William James Genaw, New Berlin, WI (US);
Micheal Robert Pasche, Sharon, WI (US);
Gary Thomas Baase, Ii, Kenosha, WI (US);
Torben Damsgaard, Toftlund, DK;
Robert Ehmsen, Flensburg, DE;
Florin Lungeanu, Egernsund, DK;
Rasmus Fink, Sonderborg, DK;
Lars Berthelsen, Kolding, DK;
Melissa Drechsel Kidd, Muskego, WI (US);
William James Genaw, New Berlin, WI (US);
Micheal Robert Pasche, Sharon, WI (US);
Gary Thomas Baase, II, Kenosha, WI (US);
Danfoss Customised Power Electronics, Graasten, DK;
Sta-Rite Industries Inc., Delawan, WI (US);
Abstract
The invention relates to a method () for starting an electric single-phase induction motor (), wherein during a start-up interval of the start-up cycle for starting said electric motor (), the frequency (f) of the electric current for driving said electric motor () is set to a first frequency (f), and later to the operating frequency (f) of the electric motor (), wherein the first frequency (f) is higher than the operating frequency (f).