Class / Patent application number | Description | Number of patent applications / Date published |
210167160 | Separator for use on swimming pool or spa bottom | 20 |
20090045110 | Pool cleaning robot - A pool cleaning robot adapted for climbing a sidewall of a pool and comprising a bottom and two side panels. The robot is adapted for moving in a direction substantially parallel to the side panels. At least one of the side panels comprises a freely-rotating roller located adjacent to the bottom of the robot. | 02-19-2009 |
20090277821 | POOL CLEANING VEHICLE HAVING AN ADVANCED DRAIN SYSTEM - Disclosed herein is a pool cleaning an electric pool cleaning vehicle having a drive assembly and including an advanced system for draining water from the vehicle as the vehicle is removed from a pool of water. The vehicle includes a housing defining a body shell and the body shell having an interior cavity and an electrical power cord to supply power to the vehicle having a connection point on the vehicle. A filtering system is located within the body cavity. The vehicle includes a drain door assembly and the drain door assembly has an inlet connected to the filtering system. A handle is located adjacent the electrical cord connection point, sized and shaped to easily lift the vehicle filled with water out of a pool and the drain door assembly being on an opposed portion of the vehicle from the handle. | 11-12-2009 |
20100072119 | SELF CLEANING SYSTEM FOR SWIM SPAS AND HOT TUBS - A self cleaning system for a swim spa and a hot tub including a container for holding water having a weight bearing floor and sides. A basin may be positioned in the floor of the container and is integral with the container. A perforated cover may be set into the basin. A suctioning means can be positioned in the basin under the perforated cover to allow for the suctioning of water and debris through the perforated cover. | 03-25-2010 |
20120074050 | Swimming Pool Cleaner with a Rigid Debris Canister - A swimming pool cleaner of the type movable along an underwater pool surface to clean debris therefrom. The pool cleaner includes a body having a debris inlet and a debris outlet. A rigid debris-collection canister is secured to the body over the debris outlet to collect debris in the rigid canister and pass filtered water either back into the pool or to a remote suction system such that the collected debris remain at the pool-cleaner body for easy maintenance while allowing free flow of water through the rigid canister. The rigid canister is shaped to minimize obstructions to the pool cleaner movement in the pool by providing improved buoyancy and limiting entrapment of the cleaner by underwater pool structures. The cleaner body is adapted for securement of either a water-suction hose connected to a remote suction system or a venturi-line structure connected to a water-flow line fed by a remote pump such that the pool cleaner is interchangeably usable as a suction cleaner and as a pressure cleaner. | 03-29-2012 |
20130081986 | Pool Cleaner with Multi-Stage Venturi Vacuum Assembly - Embodiments of the invention provide a pool cleaner including a supply mast, a distributor manifold, and a venturi vacuum assembly. The distributor manifold receives water from the supply mast and the venturi vacuum assembly is in fluid communication with the distributor manifold. The venturi vacuum assembly includes a suction mast, at least one first stage jet nozzle directed upward and into the suction mast, and at least one second stage jet nozzle positioned vertically above the at least one first stage jet nozzle and directed upward and into the suction mast. | 04-04-2013 |
20130112602 | Apparatus for Facilitating Maintenance of a Pool Cleaning Device - Advantageous apparatus are provided for facilitating maintenance of an automated pool cleaning device. The device includes a filter assembly, e.g., a bucket-type filter assembly, that is removable from the base of the pool cleaner through a closable top opening of the pool cleaning device, such as a hinged lid. The filter assembly can include a body, a frame, and a filter element. | 05-09-2013 |
20140124423 | Free Spinning Sweep Tail Scrubber for a Pool Cleaner - Embodiments of the invention provide a sweep tail for a pool cleaner including a hose, a connector coupled to a first end of the hose and connecting the hose to the pool cleaner, and a scrubber coupled to the hose near a second end of the hose. The scrubber can include a first bearing coupled to and positioned around the hose, a second bearing positioned around the first bearing, and a scrubbing element positioned around the second bearing. The second bearing is capable of rotating around the first bearing and the scrubbing element is capable of rotating with the second bearing around the first bearing. | 05-08-2014 |
20140251884 | APPARATUS FOR CLEANING AN IMMERSED SURFACE HAVING A SINGLE REVERSIBLE ELECTRIC DRIVING AND PUMPING MOTOR - 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. | 09-11-2014 |
20140284258 | POOL CLEANERS - A pool cleaner has a float and close proximity counter weight that together improve the applied torque to steer the pool cleaner, a body | 09-25-2014 |
20150076048 | Swimming Pool Cleaner With A Rigid Debris Canister - A swimming pool cleaner of the type movable along an underwater pool surface to clean debris therefrom. The pool cleaner includes a body having a debris inlet and a debris outlet. A rigid debris-collection canister is secured to the body over the debris outlet to collect debris in the rigid canister and pass filtered water either back into the pool or to a remote suction system such that the collected debris remain at the pool-cleaner body for easy maintenance while allowing free flow of water through the rigid canister. The rigid canister is shaped to minimize obstructions to the pool cleaner movement in the pool by providing improved buoyancy and limiting entrapment of the cleaner by underwater pool structures. The cleaner body is adapted for securement of either a water-suction hose connected to a remote suction system or a venturi-line structure connected to a water-flow line fed by a remote pump such that the pool cleaner is interchangeably usable as a suction cleaner and as a pressure cleaner. | 03-19-2015 |
20150337556 | POOL CLEANING APPARATUS - A pool cleaning robot, that may include a filter; a first impeller; a driving unit arranged to move the pool cleaning robot; an external housing that comprises a first inlet and a first outlet; a first pump motor arranged to rotate the first impeller; wherein when the first pump motor rotates the first impeller rotates along a first rotational direction causes fluid to be drawn through the first inlet and causes a first portion of the fluid to be filtered by the filter to provide filtered fluid that exits through the first outlet of the housing; wherein when the first pump motor rotates the first impeller rotates along a second rotational direction that is opposite to the first rotational direction, thereby performing a backwash operation of the filter. | 11-26-2015 |
20160032604 | PORTABLE POOL CLEANER - The present portable pool cleaner is provided with an improved annular impeller, which facilitates the possible use of a fore receptacle without a filter bag, operating as an eddy trap for large debris, and also facilitates having an aft receptacle incorporating a filter bag or direct connection to in pool filtration systems. The annual impeller is able to effectively limit object size passing to the next stage, within impeding or striking objections passing through the inside gap in the annular impeller. The impeller duct/annular shape, with internal spiral blades, forms a through hole for the light sewage to more easily pass, while heavier particles in the sewage are trapped. The optional fore and aft receptacles may be detachable to facilitate cleaning, replacement and access to the impeller for cleaning or replacement. The handheld design facilitates underwater use. | 02-04-2016 |
210167170 | Debris collecting bag | 8 |
20080202997 | Debris bag for a swimming pool cleaning apparatus - A debris bag for a swimming pool cleaning device includes a body having a debris collection cavity, an upper end and a lower end. The lower end engages the pool cleaner to receive debris from the pool ejected by the cleaner into the bag. The debris bag also includes a float coupled to the body. The float is positioned outside of and adjacent to the debris collection region of the bag so as to be separate from the lower end. | 08-28-2008 |
20090301955 | Pool Cleaner Debris Bag - A pool cleaner debris bag is provided having an open end adapted to receive debris from the pool and a closable end defining at least one discharge passage for the bag. The pool cleaner further comprises a securing apparatus disposed along at least a portion of the closable end. For example, the securing apparatus can have at least two separable members selectively movable between an unsecured position to permit opening of the discharge passage, and a secured position having at least a portion of the first end is disposed between the at least two separable members to permit closing of the discharge passage. In addition or alternatively, the debris bag can comprise a seam disposed at a location spaced apart from the open end for defining at least one discharge passage for the bag. In addition or alternatively, the securing apparatus can comprise a clasp. | 12-10-2009 |
20100122947 | POOL CLEANING VEHICLE HAVING SIDE VENTS AND DUCTS - Disclosed herein is an improved pool cleaning vehicle. The vehicle includes a housing, a bottom frame and a filter bag between the housing the bottom frame and attached to the bottom frame. The vehicle includes an intake system for causing water to enter the vehicle housing and to trap dirt and debris in the filter bag. The intake system includes more than one intake, which are typically mounted front and aft of the vehicle. The vehicle includes an outlet for flowing water passing through the filter bag back into the pool. Of course, both of the intake and outlet ports are in communication with the filter bag. The housing typically includes a bottom frame. Both the housing and the bottom frame have side openings defining vents, which serve as side intake ports. In an exemplary embodiment, the intake ports include a duct attached thereto. The duct has an open duct intake. In another exemplary embodiment, the front and/or aft intake port include a duct. | 05-20-2010 |
20110203980 | Collection bag for a swimming pool vacuum - A debris collection bag made of a water permeable material is adapted for removable attachment to a self-contained swimming pool vacuum head that uses a motor driven propeller to generate thrust for picking up debris and forcing it into the collection bag. The bag includes a main upper portion that encloses a collection chamber, and a truncated lower portion with an open end. A sleeve between the upper and lower portions surrounds the bag and contains a releasable cinch cord for securing the bag over an annular rim on the vacuum head. The truncated lower portion tucks upwardly within the collection chamber to provide a frustoconical intake that increases thrust pressure entering the bag, while providing greater self cleaning circulation at the top of the collection chamber and a low pressure area surrounding the truncated lower portion to allow leaves, dirt and other debris to settle without escaping the collection chamber. | 08-25-2011 |
20110278210 | Biodegradable Disposable Debris Bag - Embodiments of the invention provide a biodegradable, disposable debris bag for a pool cleaner. The debris bag includes biodegradable fabric filtration media stitched together to form an opening capable of being coupled to an outlet of the pool cleaner and a hollow interior portion to capture debris from the pool cleaner. The biodegradable fabric filtration media is folded over and stitched together to create the opening and the hollow interior portion. | 11-17-2011 |
20120305463 | POOL CLEANING VEHICLE HAVING SIDE VENTS AND DUCTS - Disclosed herein is an improved pool cleaning vehicle. The vehicle includes a housing, a bottom frame and a filter bag between the housing the bottom frame and attached to the bottom frame. The vehicle includes an intake system for causing water to enter the vehicle housing and to trap dirt and debris in the filter bag. The intake system includes more than one intake, which are typically mounted front and aft of the vehicle. The vehicle includes an outlet for flowing water passing through the filter bag back into the pool. Of course, both of the intake and outlet ports are in communication with the filter bag. The housing typically includes a bottom frame. Both the housing and the bottom frame have side openings defining vents, which serve as side intake ports. In an exemplary embodiment, the intake ports include a duct attached thereto. The duct has an open duct intake. In another exemplary embodiment, the front and/or aft intake port include a duct. | 12-06-2012 |
20140042063 | Debris-Capturing Apparatus for Cleaner - A debris-capturing apparatus for a cleaner device having an outflow port through which debris-laden liquid flows. The debris-capturing apparatus has an entry annulus and a debris cavity to receive flow of debris-laden liquid. A collapsible elongate back-flow restrictor, which is substantially erect in the flow direction during inflow, has an annular proximal-end portion secured about the entry annulus and a free-end portion within the debris cavity. The free-end portion has at least one discontinuity along the length thereof to relieve resistance to debris-laden fluid flow into the cavity and to facilitate collapse of the restrictor for back-flow restriction. | 02-13-2014 |
20160199759 | Debris Bag with Detachable Collar | 07-14-2016 |