US 12,220,099 B2
Surface cleaning apparatus
Wayne Ernest Conrad, Hampton (CA)
Assigned to Omachron Intellectual Property Inc., Hampton (CA)
Filed by Omachron Intellectual Property Inc., Hampton (CA)
Filed on May 25, 2022, as Appl. No. 17/824,179.
Application 17/824,179 is a continuation in part of application No. 17/199,027, filed on Mar. 11, 2021.
Application 17/824,179 is a continuation in part of application No. 15/931,973, filed on May 14, 2020.
Application 17/199,027 is a continuation of application No. 16/281,210, filed on Feb. 21, 2019, abandoned.
Application 16/281,210 is a continuation in part of application No. 16/199,777, filed on Nov. 26, 2018, granted, now 11,819,178.
Application 16/199,777 is a continuation of application No. 16/022,902, filed on Jun. 29, 2018, granted, now 11,330,944, issued on May 17, 2022.
Application 16/022,902 is a continuation of application No. 15/012,783, filed on Feb. 1, 2016, granted, now 10,548,442, issued on Feb. 4, 2020.
Application 15/012,783 is a continuation of application No. 14/874,544, filed on Oct. 5, 2015, granted, now 9,826,868, issued on Nov. 28, 2017.
Application 14/874,544 is a continuation in part of application No. 14/475,219, filed on Sep. 2, 2014, granted, now 10,765,277, issued on Sep. 8, 2020.
Application 14/475,219 is a continuation in part of application No. 14/036,818, filed on Sep. 25, 2013, granted, now 9,301,662, issued on Apr. 5, 2016.
Application 14/036,818 is a continuation of application No. 13/396,918, filed on Feb. 15, 2012, granted, now 8,567,006, issued on Oct. 29, 2013.
Application 13/396,918 is a continuation of application No. 13/255,875, filed on Sep. 9, 2011, granted, now 9,204,769, issued on Dec. 8, 2015.
Application 13/255,875 is a continuation in part of application No. 12/721,128, granted, now 8,960,039, issued on Feb. 10, 2015, previously published as PCT/CA2010/000342, filed on Mar. 6, 2010.
Application 12/721,128 is a continuation in part of application No. 12/675,636, abandoned, previously published as PCT/CA2008/001519, filed on Aug. 27, 2008.
Application 12/675,636 is a continuation in part of application No. 12/675,512, abandoned, previously published as PCT/CA2008/001531, filed on Aug. 28, 2008.
Application 12/675,512 is a continuation in part of application No. 12/675,540, granted, now 9,027,201, issued on May 12, 2015, previously published as PCT/CA2008/001530, filed on Aug. 28, 2008.
Application 13/396,918 is a continuation of application No. 11/954,310, filed on Dec. 12, 2007, granted, now 8,166,607, issued on May 1, 2012.
Claims priority of provisional application 60/869,586, filed on Dec. 12, 2006.
Claims priority of application No. CA 2599303 (CA), filed on Aug. 29, 2007; application No. CA 2658005 (CA), filed on Mar. 11, 2009; and application No. CA 2658372 (CA), filed on Mar. 13, 2009.
Prior Publication US 2022/0279995 A1, Sep. 8, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. A47L 5/24 (2006.01); A47L 9/16 (2006.01); A47L 9/02 (2006.01)
CPC A47L 5/24 (2013.01) [A47L 9/165 (2013.01); A47L 9/1666 (2013.01); A47L 9/1683 (2013.01); A47L 9/02 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A hand vacuum cleaner having a front end, a rear end, an upper end and a lower end, the hand vacuum cleaner comprising:
(a) an air flow path extending from a dirty air inlet to a clean air outlet;
(b) a cyclone provided in the air flow path, the cyclone comprising a cyclone chamber, a cyclone air inlet, a cyclone air outlet, a dirt outlet, a central longitudinally extending axis, the cyclone chamber having front and rear axially opposed ends and a sidewall extending between the front and rear axially opposed ends, wherein the air flow path comprises an air inlet conduit that extends from the dirty air inlet to the cyclone air inlet and, when the upper end of the hand vacuum cleaner is positioned above the lower end of the hand vacuum cleaner, the central longitudinally extending axis is oriented generally horizontal;
(c) a dirt collection chamber external to the cyclone chamber;
(d) a plate positioned at the front end of the cyclone chamber, the plate having a cyclone chamber face facing the cyclone chamber, an opposed dirt collection chamber face facing the dirt collection chamber and a perimeter;
(e) a suction motor positioned in the air flow path; and,
(f) a handle,
wherein, when the upper end of the hand vacuum cleaner is positioned above the lower end of the hand vacuum cleaner, the dirt outlet, which comprises a gap between the plate and the sidewall of the cyclone chamber, is provided at an upper end of the cyclone chamber.