US 11,988,223 B2
Impeller assemblies and method of making
James J. Volk, Fort Wayne, IN (US); Jose Gabriel Davila Rangel, Fort Wayne, IN (US); Baoning Zhang, Fort Wayne, IN (US); Jeffrey Alan Roussel, Fort Wayne, IN (US); Jess Adam Decker, Markle, IN (US); and Bruce Edward Schubert, Fort Wayne, IN (US)
Assigned to Franklin Electric Co., Inc., Fort Wayne, IN (US)
Filed by Franklin Electric Co., Inc., Fort Wayne, IN (US)
Filed on Oct. 12, 2022, as Appl. No. 17/964,086.
Application 17/964,086 is a continuation of application No. 16/409,252, filed on May 10, 2019, granted, now 11,473,589.
Claims priority of provisional application 62/673,509, filed on May 18, 2018.
Prior Publication US 2023/0033121 A1, Feb. 2, 2023
Int. Cl. F04D 29/32 (2006.01); F04D 13/06 (2006.01); F04D 29/22 (2006.01); F04D 29/24 (2006.01); F04D 29/34 (2006.01); F04D 29/66 (2006.01); F04D 1/06 (2006.01); F04D 13/08 (2006.01); F04D 17/12 (2006.01); F04D 25/06 (2006.01)
CPC F04D 29/329 (2013.01) [F04D 13/06 (2013.01); F04D 29/2222 (2013.01); F04D 29/242 (2013.01); F04D 29/34 (2013.01); F04D 29/666 (2013.01); F04D 1/06 (2013.01); F04D 13/08 (2013.01); F04D 17/122 (2013.01); F04D 25/06 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An impeller for a pump assembly, comprising:
a separate hub component defining at least one depression formed into the separate hub component; and
a separate blade component having a double curvature fixed to the separate hub component;
wherein a portion of the separate blade component is received in the at least one depression formed into the separate hub component.