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. 24, 2007
Filed:
Dec. 12, 2003
Applicant:
Niels Christian Weihrauch, Flensburg, DE;
Inventor:
Niels Christian Weihrauch, Flensburg, DE;
Assignee:
Danfoss Compressors GmbH, Flensburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 21/46 (2006.01); H02K 17/26 (2006.01); H02K 1/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a rotor for an electric motor, especially an electric line-start motor, comprising spaces (to) which receive permanent magnets (to) and extend in an axial direction, and spaces (to) that accommodate conductor rods and extend in an axial direction. In order for the rotor to run as regularly as possible, the spaces (to) accommodating the conductor rods are provided with a substantially elongate cross-section in at least one sector of the rotor while being embodied in a curved manner along the longitudinal axis thereof in said sector when viewed from a cross-sectional perspective.