	US 12,256,876 B2
	Evacuation station
Russell Walter Morin, Burlington, MA (US); Harold Boeschenstein, Marblehead, MA (US); David Orrin Swett, Waltham, MA (US); and Jude Royston Jonas, Hudson, NH (US)
Assigned to iRobot Corporation, Bedford, MA (US)
Filed by iRobot Corporation, Bedford, MA (US)
Filed on Aug. 25, 2022, as Appl. No. 17/822,362.
Application 15/259,732 is a division of application No. 14/750,563, filed on Jun. 25, 2015, granted, now 9,462,920, issued on Oct. 11, 2016.
Application 17/822,362 is a continuation of application No. 16/184,450, filed on Nov. 8, 2018, granted, now 11,445,880.
Application 16/184,450 is a continuation of application No. 15/901,380, filed on Feb. 21, 2018, granted, now 10,154,768, issued on Dec. 18, 2018.
Application 15/901,380 is a continuation of application No. 15/259,732, filed on Sep. 8, 2016, granted, now 9,924,846, issued on Mar. 27, 2018.
Prior Publication US 2022/0409000 A1, Dec. 29, 2022
Int. Cl. A47L 11/40 (2006.01); A47L 9/00 (2006.01); A47L 9/14 (2006.01); A47L 9/19 (2006.01); A47L 9/28 (2006.01)

CPC A47L 11/4025 (2013.01) [A47L 9/149 (2013.01); A47L 9/19 (2013.01); A47L 9/2821 (2013.01); A47L 9/2842 (2013.01); A47L 11/4011 (2013.01); A47L 9/0081 (2013.01); A47L 9/2889 (2013.01); A47L 2201/022 (2013.01); A47L 2201/024 (2013.01); A47L 2201/04 (2013.01)]

20 Claims

1. An evacuation station comprising:

an intake port configured to align with an exhaust port of a debris bin of an autonomous mobile robot;

a canister for storing debris drawn from the debris bin of the autonomous mobile robot;

a flow path connecting the intake port to the canister;

an exhaust chamber connected to the canister, the exhaust chamber comprising a plurality of split flow paths extending through the exhaust chamber to an exit port; and

a motor configured to generate an airflow carrying the debris from the debris bin, through the flow path, and into the evacuation station, the motor configured to exhaust the airflow through the plurality of split flow paths and through the exit port.