US 11,841,037 B2
Flexible fluid flow modifying device
Paul Wayne Schmidt, Carlton, OR (US); and Avijit Ghosh, Austin, TX (US)
Assigned to Vortex Pipe Systems, LLC, Austin, TX (US)
Filed by Vortex Pipe Systems LLC, Austin, TX (US)
Filed on Feb. 24, 2023, as Appl. No. 18/174,445.
Application 18/174,445 is a continuation of application No. 17/832,625, filed on Jun. 4, 2022, granted, now 11,619,247.
Application 17/832,625 is a continuation of application No. 17/569,365, filed on Jan. 5, 2022, granted, now 11,378,110, issued on Jul. 5, 2022.
Prior Publication US 2023/0220858 A1, Jul. 13, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. F15D 1/06 (2006.01)
CPC F15D 1/06 (2013.01) 28 Claims
OG exemplary drawing
 
1. A fluid flow modifying device, comprising:
a plurality of flexible flow diverters each extending along a centerline longitudinal reference axis relative to each other, wherein each of the flexible flow diverters extends helically about and along the centerline longitudinal reference axis, wherein each flexible flow diverter is detached from each other flexible flow diverter over at least a portion of a length thereof, and wherein an inner edge portion of each of the flexible flow diverters overlaps the inner edge portion of each adjacent one of the flexible flow diverters.