Abstract: The invention relates to a method and device for modifying a device for cleaning a submerged surface, the device including a cleaning appliance, a control unit suitable control signals to the appliance, characterized in that a modification device is inserted onto the link between the control unit and the appliance, which modification device includes an antenna for receiving wireless request signals and a signal-processing unit for transmitting signals from the control unit to the appliance and, upon receipt of wireless request signals in the receiving antenna, for ignoring signals from the control unit, and producing and transmitting priority control signals to the cleaning appliance.

Abstract: The invention concerns a device and a method of remotely controlling a motorized submerged surface cleaning apparatus (1) comprising a body and a drive device, said remote control device comprising a control terminal (15) having a housing, a device (16) for transmitting control signals for the drive device, characterized in that the housing comprises an orientation detector furnishing at least one orientation parameter of the housing, and in that said device comprises a unit for processing orientation parameters, producing a first command for the drive device for an orientation parameter that is within a first interval of values, and a second command for the drive device for an orientation parameter that is within a second predetermined interval of values.

Abstract: The invention relates to a pool cleaning apparatus and a method for controlling such an apparatus comprising a body, a liquid inlet, a liquid outlet, a drive device, a pumping device, a hydraulic circuit between a liquid inlet and a pumping outlet and via a cleaning device, a monitoring device providing electronic signals which are representative of a state of the apparatus, an electronic signal processing unit receiving and analyzing the signals of the monitoring device and controlling the pumping device, wherein, on detection of a removal event of the body from the liquid, the processing unit stops the pumping device after a predetermined emptying time in order to allow active emptying of the hydraulic circuit.

Abstract: The invention relates to a swimming pool cleaning apparatus comprising: at least one hydraulic liquid circulation circuit between at least one liquid inlet (3) and at least one liquid outlet (4), and through a removable filtration device of the cleaning apparatus. The filtration device comprises at least one filtration chamber (8) comprising: a cover (2), a filtration basket (17), the hydraulic fluid circulation circuit comprising a liquid discharge tube (20) emerging from the apparatus through an opening (4) formed in the cover (2) of the filtration device, the filtration basket (17) comprising a central filtering wall (9) surrounding the liquid discharge tube (20) over at least a part of its length.

Abstract: The invention relates to an apparatus for cleaning an immersed surface, comprising a hollow body, guiding and driving members, a filtration chamber which is provided in the hollow body and which has at least one liquid inlet, at least one liquid outlet and a hydraulic circuit for circulation of liquid through a filtering device. An accelerometer device is fixedly joined to the hollow body and which is adapted to provide instantaneous measurements of at least one acceleration component of the terrestrial gravity in at least one fixed direction which is fixed relative to the hollow body, and a processing unit for processing the acceleration measurements supplied by the accelerometer device.

Abstract: The invention relates to an automobile apparatus (1) for cleaning surfaces submerged in a basin (2) comprising a driving mechanism, a programmed controlling device for the driving mechanism, a man-machine interface consisting of an input device, and a filter chamber, characterized in that, on activation of a return command button (12), a return setpoint is emitted to the programmed controlling device, which is adapted to inhibit a cleaning program and control the driving mechanism such that it drives the apparatus up to the surface of the water.

Abstract: The invention relates to an apparatus for cleaning a surface which is immersed in a liquid, comprising a hollow body, guiding and driving members, a filtration chamber in the hollow body, at least one liquid inlet, at least one liquid outlet out of the hollow body, at least one axial pumping propeller, a single reversible electric motor whose drive shaft, in order to move it, is simultaneously mechanically connected to at least one motorized member and to each pumping propeller. In a first rotation direction of the drive shaft, each motorized member is driven in a forward direction, and each pumping propeller generates the flow of liquid in the normal direction ensuring the cleaning of the immersed surface. In a second rotation direction of the drive shaft, each motorized member is driven in a backward direction opposite the first direction.

Abstract: The invention concerns a device and a method of remotely controlling a motorized submerged surface cleaning apparatus (1) comprising a body and a drive device, said remote control device comprising a control terminal (15) having a housing, a device (16) for transmitting control signals for the drive device, characterized in that the housing comprises an orientation detector furnishing at least one orientation parameter of the housing, and in that said device comprises a unit for processing orientation parameters, producing a first command for the drive device for an orientation parameter that is within a first interval of values, and a second command for the drive device for an orientation parameter that is within a second predetermined interval of values.

Abstract: A self-propelled apparatus for cleaning an immersed surface including a hollow body, a guiding and driving device for guiding and moving the hollow body over the immersed surface, the hollow body having a base immediately facing immersed surface, at least one liquid inlet, at least one member protruding from the base of the hollow body towards the immersed surface, wherein it includes, immediately in front of a protruding member, in a movement direction of the hollow body, at least one member, called an anti-blocking member, which can rotate about a rotation axis which is fixed in relation to said protruding member, the anti-blocking member being provided in order to be able to roll over an obstacle of the immersed surface, and to drive the protruding member in movement so as to overcome the obstacle.

Abstract: The invention relates to a device for cleaning an immersed surface including a body and members for driving the body over the immersed surface; a filtration chamber which is provided in the body and which has: a liquid inlet; a liquid outlet; a hydraulic circuit for the flow of liquid between the inlet and the outlet through a filtering device, wherein the filtering device includes a filtering casing which is removably mounted in the filtration chamber and which can be inserted into and removed from the filtration chamber in one piece, and the filtering casing has at least a lower end which opens at the base of the body and which constitutes a liquid inlet into the body of the device.

Abstract: The invention relates to an apparatus for cleaning a surface which is immersed in a liquid, comprising a hollow body, guiding and driving members, a filtration chamber in the hollow body, at least one liquid inlet, at least one liquid outlet out of the hollow body, at least one axial pumping propeller, a single reversible electric motor whose drive shaft, in order to move it, is simultaneously mechanically connected to at least one motorized member and to each pumping propeller. In a first rotation direction of the drive shaft, each motorized member is driven in a forward direction, and each pumping propeller generates the flow of liquid in the normal direction ensuring the cleaning of the immersed surface. In a second rotation direction of the drive shaft, each motorized member is driven in a backward direction opposite the first direction.

Abstract: The invention relates to an apparatus for cleaning an immersed surface, comprising a hollow body, guiding and driving members, a filtration chamber which is provided in the hollow body and which has at least one liquid inlet, at least one liquid outlet and a hydraulic circuit for circulation of liquid through a filtering device. An accelerometer device is fixedly joined to the hollow body and which is adapted to provide instantaneous measurements of at least one acceleration component of the terrestrial gravity in at least one fixed direction which is fixed relative to the hollow body, and a processing unit for processing the acceleration measurements supplied by the accelerometer device.

Abstract: The invention relates to an apparatus for cleaning a surface which is immersed in a liquid, comprising a hollow body, guiding and driving members, a filtration chamber in the hollow body, at least one liquid inlet, at least one liquid outlet out of the hollow body, at least one axial pumping propeller, a single reversible electric motor whose drive shaft, in order to move it, is simultaneously mechanically connected to at least one motorized member and to each pumping propeller. In a first rotation direction of the drive shaft, each motorized member is driven in a forward direction, and each pumping propeller generates the flow of liquid in the normal direction ensuring the cleaning of the immersed surface. In a second rotation direction of the drive shaft, each motorized member is driven in a backward direction opposite the first direction.

Abstract: The invention relates to an apparatus for cleaning a surface which is immersed in a liquid, comprising a hollow body, guiding members defining at least one axle, a filtration chamber, at least one electric motor, a pumping device which creates, in a normal cleaning direction through a filtering device, a liquid flux which is discharged via at least one main outlet, and at least one secondary liquid outlet arranged so as to orientate a current of liquid which is discharged in a backward direction via this secondary outlet so that this current creates a secondary hydraulic reaction force which generates a nosing-up torque of the apparatus by the hollow body being pivoted about the axle.

Abstract: The invention relates to a device for cleaning an immersed surface comprising a hollow body and members for driving the body over the immersed surface; a filtration chamber which is provided in the hollow body and which has: a liquid inlet; a liquid outlet; a hydraulic circuit for the flow of liquid between the inlet and the outlet through a filtering device (11), wherein the filtering device (11) comprises a filtering casing (49, 55) which is removably mounted in the filtration chamber and which can be inserted into/removed from the filtration chamber in one piece, and the filtering casing (49, 55) has at least a lower end which opens at the base of the hollow body and which constitutes a liquid inlet into the hollow body of the device.

Abstract: Detailed is a device for cleaning an immersed surface, including a body and members for driving the body over the immersed surface, a filtration chamber which has a liquid inlet in the body located at the base of the body, at least one liquid outlet out of the body, a hydraulic circuit for flow of liquid between the inlet and the outlet through a filtering device, wherein it includes: at least one rear outlet, and a rigid wall which is arranged in the filtering device and which extends in a direction which is non-parallel with at least one direction which connects an inlet and an outlet in order to form an obstacle to the flow of liquid from this inlet to this outlet which brings about a swirling flow of liquid in the filtering device downstream of this rigid wall.

Abstract: The invention relates to a device for cleaning an immersed surface including a body and members for driving the body over the immersed surface; a filtration chamber which is provided in the body and which has: a liquid inlet; a liquid outlet; a hydraulic circuit for the flow of liquid between the inlet and the outlet through a filtering device, wherein the filtering device includes a filtering casing which is removably mounted in the filtration chamber and which can be inserted into and removed from the filtration chamber in one piece, and the filtering casing has at least a lower end which opens at the base of the body and which constitutes a liquid inlet into the body of the device.

Abstract: The invention relates to a rolling apparatus for cleaning an immersed surface comprising a hollow body; rolling members; a filtration chamber which is provided in the hollow body; a motorized pumping device configured for generating a flow of liquid between a liquid inlet (9) and a liquid outlet which are connected, wherein it comprises a directional flux guide (91) which is mounted for rotation on a liquid outlet (10) about an axis of rotation and which has a shape configured for orientating the current of liquid which is discharged via this propulsion outlet (10) through this flux guide (91) so that it creates, by means of reaction, in the region of an outlet of the flux guide, forces whose resultant has a non-zero drive component of the apparatus parallel with the immersed surface; an actuator for rotatably driving said flux guide (91); and a unit for controlling said actuator for rotatably driving said flux guide (91).

Abstract: Automatic pool cleaners and associated hoses are detailed. Hoses may contract and expand in use and include sections of differing compliancies. Such contractions and expansions may be intensified in more compliant portions and attenuated in less compliant portions. Also discussed are positive locking mechanisms for adjacent hose sections.

Abstract: Automatic pool cleaners and associated hoses are detailed. Hoses may contract and expand in use and include sections of differing compliancies. Such contractions and expansions may be intensified in more compliant portions and attenuated in less compliant portions. Also discussed are positive locking mechanisms for adjacent hose sections.