US 12,290,773 B1
Filter cleaning system
Jordan Thiessen, Murfreesboro, TN (US); and Jeff Thiessen, Murfreesboro, TN (US)
Assigned to Cyclone Filter Tools LLC, Murfreesboro, TN (US)
Filed by Cyclone Filter Tools LLC, Murfreesboro, TN (US)
Filed on Sep. 13, 2024, as Appl. No. 18/884,427.
Application 18/884,427 is a continuation of application No. 18/654,317, filed on May 3, 2024, granted, now 12,090,433.
Application 18/654,317 is a continuation of application No. 18/387,637, filed on Nov. 7, 2023, granted, now 11,998,865, issued on Jun. 4, 2024.
This patent is subject to a terminal disclaimer.
Int. Cl. B01D 41/04 (2006.01); B08B 3/02 (2006.01)
CPC B01D 41/04 (2013.01) [B08B 3/024 (2013.01); B01D 2201/0415 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A filter cleaning apparatus, comprising:
a base;
a rod connected to said base;
a tubular mast having a mast closed end opposite a mast open end, said rod inserted into said tubular mast open end contacts said tubular mast closed end, said tubular mast rotates about said rod;
a filter retainer configured as a stepped annular conical reduction having a filter retainer first open end of lesser diameter opposite a filter retainer second open end of greater diameter, said filter retainer slidably positioned on said tubular mast with said filter retainer first open end facing said mast closed end; and
a filter retainer collar slidably disposed on said tubular mast.