US 11,653,810 B2
Self-cleaning features for extraction cleaners
Victoria J. Royale, Charlotte, MI (US); Aaron P. Griffith, Grand Rapids, MI (US); David M. Miller, Zeeland, MI (US); Michael Luyckx, Ada, MI (US); Brian C. Wolfe, Kalamazoo, MI (US); and Justin Benacquisto, Caledonia, MI (US)
Assigned to BISSELL Inc., Grand Rapids, MI (US)
Filed by BISSELL Inc., Grand Rapids, MI (US)
Filed on Nov. 4, 2021, as Appl. No. 17/519,093.
Application 17/519,093 is a continuation of application No. 16/790,959, filed on Feb. 14, 2020, granted, now 11,191,414.
Application 16/790,959 is a continuation of application No. 16/152,042, filed on Oct. 4, 2018, granted, now 10,588,476.
Claims priority of provisional application 62/568,956, filed on Oct. 6, 2017.
Prior Publication US 2022/0053989 A1, Feb. 24, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A47L 11/40 (2006.01); A47L 11/20 (2006.01); A47L 11/30 (2006.01); A47L 11/34 (2006.01)
CPC A47L 11/4016 (2013.01) [A47L 11/201 (2013.01); A47L 11/30 (2013.01); A47L 11/302 (2013.01); A47L 11/34 (2013.01); A47L 11/4088 (2013.01); A47L 11/4094 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system, comprising:
an extraction cleaner, comprising:
a housing;
a fluid delivery system comprising a supply container;
a recovery system comprising a suction source and a recovery container, the suction source in fluid communication with the recovery container for drawing fluid to the recovery container;
a wand selectively couplable with the fluid delivery system and the recovery system, the wand comprising:
a fluid delivery pathway adapted for fluid communication with the supply container and having a fluid connector; and
an airflow pathway adapted for fluid communication with the recovery container and having an airflow connector; and
a wand receiver provided with the housing and adapted to receive a first end of the wand, wherein the wand receiver is configured such that an enclosed pathway is formed between the fluid connector and the airflow connector of the wand when the first end of the wand is received by the wand receiver.