US 11,771,284 B2
Floor cleaning apparatus with cleaning fluid delivery system
Jason W. Pruiett, Grand Rapids, MI (US); Jacob Resch, Rockford, MI (US); James Theodore Hotary, Holland, MI (US); and Guoshun Wang, Shenzhen (CN)
Assigned to BISSELL Inc., Grand Rapids, MI (US)
Filed by BISSELL Inc., Grand Rapids, MI (US)
Filed on Jan. 25, 2022, as Appl. No. 17/583,325.
Application 17/583,325 is a continuation of application No. 17/114,656, filed on Dec. 8, 2020, granted, now 11,266,285.
Claims priority of provisional application 62/945,263, filed on Dec. 9, 2019.
Prior Publication US 2022/0142442 A1, May 12, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A47L 11/26 (2006.01); A47L 11/30 (2006.01); A47L 11/40 (2006.01)
CPC A47L 11/26 (2013.01) [A47L 11/302 (2013.01); A47L 11/4016 (2013.01); A47L 11/4041 (2013.01); A47L 11/4044 (2013.01); A47L 11/4075 (2013.01); A47L 11/4086 (2013.01); A47L 11/4091 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A surface cleaning apparatus for cleaning a floor surface, comprising:
a steam generator;
a supply tank in fluid communication with the steam generator;
a base adapted to move over a surface to be cleaned, the base comprising:
a base housing comprising a brush chamber;
a brushroll in the brush chamber;
a collection bin;
a steam distributor in fluid communication with the steam generator and configured to dispense steam into the brush chamber; and
at least one steam vent in the base housing to vent a portion of the steam dispensed by the steam distributor from the brush chamber.