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. 26, 2016
Filed:
Dec. 21, 2012
Applicant:
Grundfos Holding A/s, Bjerringbro, DK;
Inventor:
Jens Vestergaard Boll, Bjerringbro, DK;
Assignee:
Grundfos Management a/s, Bjerringbro, DK;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/22 (2006.01); F04D 29/62 (2006.01); B29C 65/16 (2006.01);
U.S. Cl.
CPC ...
F04D 29/2222 (2013.01); F04D 29/628 (2013.01); B29C 65/1635 (2013.01);
Abstract
An impeller () for a centrifugal pump includes a first shroud having a plurality of blades (). A second shroud is joined onto the first shroud by way of welding. Each blade () has an apex region (), at which the blade contacts the second shroud. At least one of the blades () in a first section () of the apex region () has a weld connection to the second shroud, and in at least one second section () of the apex region () is free of a weld connection.
Boll, Jens. (2016). Impeller (U.S. Patent No. 9243646). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9243646
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile