US 12,186,718 B2
Insert assembly for foaming device
Daniel Folk, River Falls, WI (US); and Ryan Olson, Cannon Falls, MN (US)
Assigned to Sonny's HFI Holdings, LLC, Wilmington, DE (US)
Filed by Sonny's HFI Holdings, LLC, Wilmington, DE (US)
Filed on Jan. 9, 2024, as Appl. No. 18/407,774.
Application 18/407,774 is a continuation of application No. 18/123,574, filed on Mar. 20, 2023, granted, now 11,896,941.
Application 18/123,574 is a continuation of application No. 17/224,280, filed on Apr. 7, 2021, granted, now 11,633,703, issued on Apr. 25, 2023.
Claims priority of provisional application 63/008,197, filed on Apr. 10, 2020.
Prior Publication US 2024/0149229 A1, May 9, 2024
Int. Cl. B01F 25/452 (2022.01); B01F 23/235 (2022.01); B01F 33/81 (2022.01); B08B 3/00 (2006.01); B01F 101/24 (2022.01); B60S 3/04 (2006.01)
CPC B01F 25/4522 (2022.01) [B01F 23/235 (2022.01); B01F 33/811 (2022.01); B08B 3/003 (2013.01); B01F 2101/24 (2022.01); B60S 3/04 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A foam generating device, comprising:
an insert, comprising:
a first shell portion;
a second shell portion releasably coupled to the first shell portion, the first and second shell portions cooperating to define an insert inlet, an insert outlet, and a channel that extends along a longitudinal axis of the insert between the insert inlet and the insert outlet;
a plurality of gripping structures in the channel arranged transversely relative to the longitudinal axis, wherein the plurality of gripping structures are configured to hold porous pad structures within the channel; and
a housing, comprising a housing inlet, a housing outlet, and an insert holding cavity adapted to hold the insert therein,
wherein the channel of the insert is fluidly coupled with the housing inlet and the housing outlet, and
wherein the insert is releasably attachable to the housing.