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:
Mar. 29, 2011
Filed:
Feb. 27, 2009
Applicant:
Kjeld Appel, Silkeborg, DK;
Inventor:
Kjeld Appel, Silkeborg, DK;
Assignee:
Grundfos Managements a/s, Bjerringbro, DK;
Primary Examiner:
Int. Cl.
CPC ...
H02K 5/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A submersible motor is provided for the drive of a submersible pump, with a rotor () which is mounted in the motor housing () via a thrust bearing (). The thrust bearing () includes a stationary bearing ring () on whose first axial side a thrust bearing surface is situated and whose opposite second axial side () has a spherical curvature. The second axial side of the bearing ring () bears on a correspondingly spherically curved, annular abutment surface () of a bearing carrier ().