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:
Jun. 03, 2014
Filed:
Mar. 01, 2010
Applicants:
Aage Bruhn, Bjerringbro, DK;
Lars Ostergaard, Randers NV, DK;
Inventors:
Aage Bruhn, Bjerringbro, DK;
Lars Ostergaard, Randers NV, DK;
Assignee:
Grundfos Management a/s, Bjerringbro, DK;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
The impeller for a centrifugal pump includes a carrier disk and possibly a shroud. The blades of the impeller are identical, but are arranged in pairs such that impellers of different hydraulic characteristics are formed with blades of the same shape.