Abstract: A pool cleaning robot for cleaning a pool that may include a filtering unit; a housing; an impeller; a pump motor for rotating the impeller; a drive system; and an interface for coupling an extraction element to the pool cleaning robot, during a pool exit process; and wherein during at least a part of the pool exit process an upper end of the interface is higher than the housing.

Abstract: A pool cleaning robot for cleaning a pool, that may include a housing; a first interfacing element is configured to interface between the pool cleaning robot and a bottom of a pool while the pool cleaning robot cleans the bottom of the pool; and one or more second interfacing elements that are configured to reduce a friction between the pool and the pool cleaning robot during at least a portion of an exit process in which the pool cleaning robot exits the pool.

Abstract: A cleaning robot that includes a housing having a front portion, a rear portion, a door and a hinge; wherein the door is pivotally connected to the rear portion of the housing via the hinge; wherein the rear portion comprises a rear opening; wherein the door is arranged to move between a closed position in which the door substantially closes the rear opening and an open position in which the door does not close the rear opening; wherein the door comprises a floating element or is coupled to a floating element, wherein the floating element is positioned and shaped to induce the door to move to the closed position when the cleaning robot is submerged in fluid and to remain in an open position when out of a pool and positioned in a horizontal position.

Abstract: A pool cleaner that may include a housing; a driving motor that is configured to assist in moving the pool cleaner; a filtering element that is at least partially surrounded by the housing; an intake aperture; a first fluid conduit; and a first grille that comprises two or more movable first panes; wherein the filtering element is configured to filter fluid from the intake aperture to provide filtered fluid; wherein the first fluid conduit is configured to direct the filtered fluid towards the first grille; and wherein the first grille is configured to output the filtered fluid at a first direction that is responsive to a position of the two or more movable panes.

Abstract: A pool cleaning robot that may include a filtering unit for filtering water that passes through the pool cleaning robot; a sensor for sensing a cleanliness of the filtering unit while submerged in water; a controller that is configured to determine, based on the cleanliness of the filtering unit, a cleaning process to be applied on the pool cleaning robot by an external system; and a communication unit that is configured to transmit information about the cleaning process.

Abstract: A pool cleaner that may include a housing; a driving motor that is configured to assist in moving the pool cleaner; a filtering element that is at least partially surrounded by the housing; an intake aperture; a first fluid conduit; and a first grille that comprises two or more movable first panes; wherein the filtering element is configured to filter fluid from the intake aperture to provide filtered fluid; wherein the first fluid conduit is configured to direct the filtered fluid towards the first grille; and wherein the first grille is configured to output the filtered fluid at a first direction that is responsive to a position of the two or more movable panes.

Abstract: A cleaning robot that comprises a housing that comprises a fluid inlet, a fluid outlet, a rear edge and a front edge; a filtering unit; an impeller; a pump motor that is configured to rotate the impeller; wherein the impeller is configured to induce a flow of fluid from the fluid inlet through the filtering unit and towards the fluid outlet; wherein the pump motor is substantially closer to the front edge of the housing than to the rear edge of the housing; and wherein each one of the fluid inlet and the fluid outlet is substantially closer to the rear edge of the housing than to the front edge of the housing.

Abstract: A pool cleaning robot that may include a fluid inlet, a filter; a winding mechanism and a holding mechanism; wherein the holding mechanism is configured to hold the filter; wherein the winding mechanism is configured to perform a winding of the filter thereby removing a filter portion that was positioned in a filtering position and placing another filter portion in the filtering position; and wherein the filter portion, when positioned in the filtering position, is configured to filter fluid that enters through the fluid inlet.

Abstract: A pool cleaning robot that may include a fluid inlet, a filter; a winding mechanism and a holding mechanism; wherein the winding mechanism is configured to perform a winding of the filter thereby removing a filter portion that was positioned in a filtering position and placing another filter portion, that was previously stored by the holding mechanism, in the filtering position; wherein the filter portion, when positioned in the filtering position, is configured to filter fluid that enters through the fluid inlet; and wherein the holding mechanism is configured to hold the filter and to store folded and unused filter portions.

Abstract: A system for maintaining a pool cleaning robot, the system may include a cover, a cleaning unit that is positioned within a space and a cover manipulator, wherein the cover manipulator is configured to move the cover between a first position in which the cover prevents the pool cleaning robot from entering the space and a second position in which the cover defines an opening through which the pool cleaning robot passes to enter the space.

Abstract: A cleaning robot that includes a housing having a front portion, a rear portion, a door and a hinge; wherein the door is pivotally connected to the rear portion of the housing via the hinge; wherein the rear portion comprises a rear opening; wherein the door is arranged to move between a closed position in which the door substantially closes the rear opening and an open position in which the door does not close the rear opening; wherein the door comprises a floating element or is coupled to a floating element, wherein the floating element is positioned and shaped to induce the door to move to the closed position when the cleaning robot is submerged in fluid and to remain in an open position when out of a pool and positioned in a horizontal position.

Abstract: A pool cleaning robot for cleaning a pool that may include a filtering unit; a housing; an impeller; a pump motor for rotating the impeller; a drive system; and an interface for coupling an extraction element to the pool cleaning robot, during a pool exit process; and wherein during at least a part of the pool exit process an upper end of the interface is higher than the housing.

Abstract: A method for performing a pool exit process for extracting a pool cleaning robot from a pool, the method may include moving the pool cleaning robot at a path that leads outside the pool; and forcing, during at least a part of the moving of the pool cleaning robot, water to exit the pool cleaning robot by rotating an impeller of the pool cleaning robot.

Abstract: A pool cleaning robot that may include a filtering unit for filtering water that passes through the pool cleaning robot; a sensor for sensing a cleanliness of the filtering unit while submerged in water; a controller that is configured to determine, based on the cleanliness of the filtering unit, a cleaning process to be applied on the pool cleaning robot by an external system; and a communication unit that is configured to transmit information about the cleaning process

Abstract: An apparatus for treating urinary incontinence with a support section adapted for providing urethral support; an anchoring section for resisting movement of the apparatus; an insert, a portion of which is adapted to be positioned where the support section attaches to the node; and, wherein the insert urges the support section radially outwards from a central axis of the apparatus.

Abstract: A pool cleaning robot that may include a fluid inlet, a filter; a winding mechanism and a holding mechanism; wherein the winding mechanism is configured to perform a winding of the filter thereby removing a filter portion that was positioned in a filtering position and placing another filter portion, that was previously stored by the holding mechanism, in the filtering position; wherein the filter portion, when positioned in the filtering position, is configured to filter fluid that enters through the fluid inlet; and wherein the holding mechanism is configured to hold the filter and to store folded and unused filter portions.

Abstract: A pool cleaning robot for cleaning a pool, that may include a housing; a first interfacing element is configured to interface between the pool cleaning robot and a bottom of a pool while the pool cleaning robot cleans the bottom of the pool; and one or more second interfacing elements that are configured to reduce a friction between the pool and the pool cleaning robot during at least a portion of an exit process in which the pool cleaning robot exits the pool.

Abstract: A cleaning robot that includes a drive motor; a housing that encloses the drive motor; a brushing element; and a transmission coupled between the brushing element and the drive motor, the transmission is arranged to convert a rotary movement induced by the drive motor to a combination of (a) a rotary movement of the brushing element about a brushing element axis, and (b) a reciprocal movement of the brushing element in parallel to the brushing element axis.

Abstract: A cleaning robot that comprises a housing that comprises a fluid inlet, a fluid outlet, a rear edge and a front edge; a filtering unit; an impeller; a pump motor that is configured to rotate the impeller; wherein the impeller is configured to induce a flow of fluid from the fluid inlet through the filtering unit and towards the fluid outlet; wherein the pump motor is substantially closer to the front edge of the housing than to the rear edge of the housing; and wherein each one of the fluid inlet and the fluid outlet is substantially closer to the rear edge of the housing than to the front edge of the housing

Abstract: A cleaning robot that may include a control unit, a drive motor, a jet generator, a housing, a waterline proximity sensor, a filtering unit and a brushing unit. The jet generator has first and second openings that are positioned at opposite sides of the housing. The control unit is arranged to control the jet generator for jetting fluids to thereby inducing the pool cleaning robot to move according to a waterline movement scheme when the pool cleaning robot is proximate to the waterline. The waterline proximity sensor is arranged to sense proximity of the pool cleaning robot to a waterline. The drive motor and the jet generator are substantially closer to a front edge of the housing than to a rear edge of the housing.