US 11,857,139 B2
Mobile cleaning robot with adjustable suspension
Timothy R. Ohm, Grover Beach, CA (US); Erik Edward Steltz, Melrose, MA (US); Russell Walter Morin, Burlington, MA (US); and Fangzheng Guo, Arlington, MA (US)
Assigned to iRobot Corporation, Bedford, MA (US)
Filed by iRobot Corporation, Bedford, MA (US)
Filed on Jul. 29, 2021, as Appl. No. 17/388,307.
Prior Publication US 2023/0032691 A1, Feb. 2, 2023
Int. Cl. A47L 11/28 (2006.01); A47L 11/40 (2006.01); A47L 9/06 (2006.01); A47L 7/00 (2006.01); A47L 9/00 (2006.01); A47L 9/28 (2006.01)
CPC A47L 9/066 (2013.01) [A47L 7/009 (2013.01); A47L 9/009 (2013.01); A47L 9/2847 (2013.01); A47L 9/2852 (2013.01); A47L 11/28 (2013.01); A47L 11/4011 (2013.01); A47L 11/4036 (2013.01); A47L 11/4055 (2013.01); A47L 11/4061 (2013.01); A47L 11/4063 (2013.01); A47L 11/4072 (2013.01); A47L 2201/04 (2013.01); A47L 2201/06 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A mobile cleaning robot comprising:
a body;
a drive wheel connected to the body and operable to move the mobile cleaning robot about an environment; and
a wheel stop movable with respect to the body and the drive wheel between a stop position and a release position, the wheel stop engageable with the drive wheel in the stop position to limit vertical travel of the drive wheel with respect to the body;
wherein a bottom portion of the wheel stop is engageable with a fender surrounding at least a portion of the drive wheel of the robot when the wheel stop is in the stop position, and wherein a top portion of the wheel stop is engageable with the body when the wheel stop is in the stop position.