Abstract: A mobile cleaning robot can include a body and a cleaning assembly. The body can include a suction duct. The cleaning assembly can be operable to ingest debris from a surface of an environment. The cleaning assembly can include a dustpan engageable with the surface to direct debris toward the suction duct. The dust pan can be movable with respect to the body.

Abstract: A quickly deployable tripod is comprised of a helmet unit formed at the top thereof, a ball unit connected inside the helmet unit, a yoke unit connected at the bottom of the ball unit, and a plurality of the leg units connected to the yoke unit. The helmet unit is configured to fix an object thereon. The ball unit is configured to adjust orientation of the helmet unit. The yoke unit is configured to adjust position of the plurality of leg units. And the plurality of the leg units is configured to adjust orientation thereof respectively.

Abstract: A quickly deployable tripod is comprised of a helmet unit formed at the top thereof, a ball unit connected inside the helmet unit, a yoke unit connected at the bottom of the ball unit, and a plurality of the leg units connected to the yoke unit. The helmet unit is configured to fix an object thereon. The ball unit is configured to adjust orientation of the helmet unit. The yoke unit is configured to adjust position of the plurality of leg units. And the plurality of the leg units is configured to adjust orientation thereof respectively.