Patents by Inventor Wing-kin Hui
Wing-kin Hui has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Publication number: 20130031730Abstract: Disclosed herein is a submersible pool cleaning vehicle having an endless loop track. The vehicle including a housing and the housing having members for moving the vehicle around the pool surface. The vehicle including an endless loop track. The track having an exterior and an interior, the interior having a series of ribs and ridges, the ribs having a predetermined width and pitch. The ribs being centrally located on the track while the ridges flank either side of the ribs. The vehicle including drive members for moving the vehicle around the pool surface. The drive members and associated members for moving the vehicle have an exterior surface with a series of grooves and ridges for compatible connection with the ribs. The width of the rib is substantially smaller than the width of the groove and the track ribs engaging the groves.Type: ApplicationFiled: June 25, 2012Publication date: February 7, 2013Inventor: Wing-kin HUI
-
Publication number: 20130025043Abstract: Disclosed herein is a device for facilitating the quick exchange of one pool appliance for another. The device includes a housing, which spans the opening in the upstanding wall of an above ground pool. The opening is typically used by existing above ground pools for water intake and outlet, filtering, water leveling and the like. On the interior side of the pool, the waterside, the housing includes a quick release receptacle adapted to fit a variety of pool appliances. The receptacle includes means to conduct electricity usable for such pool appliances. On the exterior side of the pool, the housing includes an adapter designed to accept a pool power head. The power head connects to a residential or similar power source and is converted to a usable power supply for pool appliances. The receptacle allows exchange of appliances to be made even while the connective portion of the appliance is underwater.Type: ApplicationFiled: July 25, 2011Publication date: January 31, 2013Inventors: Wing-kin Hui, Wing-tak Hui
-
Publication number: 20130003356Abstract: Disclosed herein is a pool light assembly having structure for providing cooling to pools having illumination elements. The light assembly includes a sub-assembly having one or more light elements, preferably high output LED elements. Additionally, the light assembly has a water channel. The LED sub-assembly is located proximate the water channel. In the several embodiments shown, the structure of a typical light assembly has been modified such that the distance between the LED sub-assembly and the water channel is minimized.Type: ApplicationFiled: July 2, 2011Publication date: January 3, 2013Inventors: Wing-kin HUI, Wing-tak Hui
-
Publication number: 20120304403Abstract: Disclosed herein is a pool cleaning device including an internal drive assembly mounted outside the interior cavity of the device housing. The device including a pool cleaning vehicle, the vehicle including a housing defining a body shell and the body shell including an interior cavity and the pool cleaning vehicle including a drive assembly; and an internal drive assembly, the internal drive assembly including a motor assembly for engaging the vehicle drive assembly for propelling the vehicle, the motor assembly mounted outside the interior of the body shell.Type: ApplicationFiled: June 21, 2012Publication date: December 6, 2012Inventor: Wing-kin HUI
-
Publication number: 20120305463Abstract: 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.Type: ApplicationFiled: June 4, 2011Publication date: December 6, 2012Inventor: Wing-kin Hui
-
Patent number: 8281426Abstract: Disclosed herein is an adapter for allowing add-on devices to be attached to an above ground pool. The adapter includes a housing having a first opening for allowing water in, defining an inlet. The housing having a second opening adapted for compatible connection with an existing above ground pool return fitting. The second opening defining an outlet from which the water flows into the return fitting after traveling through the housing. The housing having an open end and the open end being adapted for receiving a device module. The housing including a means for detecting water flow through the housing, the water detection means physically moving in response to the flow of water; and the device module connectable with the housing and including activation means for activating the device in response to the flow of water.Type: GrantFiled: August 31, 2009Date of Patent: October 9, 2012Assignee: Rainbow International Development LimitedInventor: Wing-kin Hui
-
Patent number: 8277621Abstract: Disclosed herein is an improved electrolytic cell. The cell includes at least one pair of electrodes, an anode and a cathode. In general the anode includes at least one dimension, which is substantially greater than the cathode. In an exemplary embodiment, the length and the width of the anode are greater than the length and width of the cathode. In a first embodiment of a multi-cell chlorine generator, unequal dimension electrodes are stacked together. In a second embodiment of such a generator, the electrodes are of equal dimensions. In another exemplary embodiment of the improved electrolytic cell in accordance with this invention, the cathode forms a U-shaped member and the anode of at least one dimension being greater is located there between. Another embodiment of the chlorine generator includes at least two cells having the U-shaped cathode. In a first exemplary of embodiment of such a chlorine generator, the electrode are parallel to one another.Type: GrantFiled: August 31, 2009Date of Patent: October 2, 2012Assignee: Time Asia International Creation LimitedInventor: Wing-kin Hui
-
Patent number: 8252176Abstract: 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.Type: GrantFiled: December 1, 2010Date of Patent: August 28, 2012Inventor: Wing-kin Hui
-
Patent number: 8252155Abstract: Disclosed herein is an improved electrolytic cell. The cell includes at least one pair of electrodes, an anode and a cathode. In general the anode includes at least one dimension, which is substantially greater than the cathode. In an exemplary embodiment, the length and the width of the anode are greater than the length and width of the cathode. In a first embodiment of a multi-cell chlorine generator, unequal dimension electrodes are stacked together. In a second embodiment of such a generator, the electrodes are of equal dimensions. In another exemplary embodiment of the improved electrolytic cell in accordance with this invention, the cathode forms a U-shaped member and the anode of at least one dimension being greater is located there between. Another embodiment of the chlorine generator includes at least two cells having the U-shaped cathode. In a first exemplary of embodiment of such a chlorine generator, the electrode are parallel to one another.Type: GrantFiled: August 31, 2009Date of Patent: August 28, 2012Assignee: Heavy Gain LimitedInventor: Wing-kin Hui
-
Publication number: 20120188748Abstract: Disclosed herein is a pool light assembly having structure for providing cooling to pools having illumination features. The light assembly includes a water inlet housing having a portion on the dry side and a portion immersed in the pool water. A threaded assembly having sealing structure creates a leak proof connection with the pool wall. On the portion of the housing immersed in pool water, the housing includes a flange defining a base. The base has an exterior exposed to the pool water and an enclosed interior including the illuminating structure. A notch is provided in the exterior of the base and extends into the interior for allowing pool water in the proximity of the illumination structure. Sealing structure prevent water from entering the electrically active elements of the illuminating structure while allowing close proximity for cooling pool water to act as a cooling element for the illuminating structure.Type: ApplicationFiled: January 25, 2011Publication date: July 26, 2012Inventors: Wing-kin Hui, Wing-tak Hui
-
Patent number: 8225446Abstract: Disclosed herein is a submersible pool cleaning vehicle having an endless loop track. The vehicle including a housing and the housing having members for moving the vehicle around the pool surface. The vehicle including an endless loop track. The track having an exterior and an interior, the interior having a series of ribs and ridges, the ribs having a predetermined width and pitch. The ribs being centrally located on the track while the ridges flank either side of the ribs. The vehicle including drive members for moving the vehicle around the pool surface. The drive members and associated members for moving the vehicle have an exterior surface with a series of grooves and ridges for compatible connection with the ribs. The width of the rib is substantially smaller than the width of the groove and the track ribs engaging the groves.Type: GrantFiled: November 17, 2008Date of Patent: July 24, 2012Assignee: Heavy Gain LimitedInventor: Wing-kin Hui
-
Patent number: 8220096Abstract: Disclosed herein is a pool cleaning device including an internal drive assembly mounted outside the interior cavity of the device housing. The device including a pool cleaning vehicle, the vehicle including a housing defining a body shell and the body shell including an interior cavity and the pool cleaning vehicle including a drive assembly; and an internal drive assembly, the internal drive assembly including a motor assembly for engaging the vehicle drive assembly for propelling the vehicle, the motor assembly mounted outside the interior of the body shell.Type: GrantFiled: May 6, 2008Date of Patent: July 17, 2012Assignee: Goggles Cell LimitedInventor: Wing-kin Hui
-
Patent number: 8207448Abstract: Disclosed herein is an electrically conductive buoyant cable. The cable includes an electrical conductor member having at least one electrical conductor. The cable also includes a filler layer that consists of buoyant materials with relative density lower than 1. The filler layer surrounds and encloses the electrical conductor member. The invention includes a jacket, which, in one embodiment, contains a small quantity of filler material or no filler material. The jacket surrounds the filler layer. In one embodiment, the filler layer and the jacket are made of the same material.Type: GrantFiled: April 10, 2008Date of Patent: June 26, 2012Assignee: Multi Wisdom LimitedInventor: Wing-kin Hui
-
Publication number: 20120153770Abstract: A high speed electric motor for use in a variety of applications. The electric motor an electric motor including a motor housing or stator, a rotor having a commutator and brushes for contacting the commutator at a predefined area known as the contact area. Additionally, the motor includes a forced air cooling assembly. The forced air cooling assembly includes a centrifugal fan for creating air flow, a manifold for accelerating the air flow. The manifold having exit ports and the exit ports being positioned directly over the contact area for directing the accelerated air flow at the contact area and the motor housing having at least one opening aligned with the contact area and at least a second opening defining an exit vent. Additionally, a method of cooling the motor in accordance with the invention is also disclosed.Type: ApplicationFiled: May 9, 2011Publication date: June 21, 2012Inventor: Wing-kin HUI
-
Publication number: 20120102665Abstract: Disclosed herein is cleaning structure attachable to a submersible pool cleaning vehicle (PCV). In one exemplary embodiment the PCV has an endless loop track and a chassis therefore. The cleaning structure attaches to the chassis and acts as a cap covering the drive wheels and track. The cleaning structure includes a base and bristles extending outwardly therefrom. The bristles define fingers. In one embodiment, the fingers are of a uniform length. In another embodiment, the fingers are of a graduated length. Others embodiments include the fingers being distributed on the base in a random pattern. In one embodiment, the cleaning structure defines a single insert. In another, the cleaning structure includes multiple inserts.Type: ApplicationFiled: November 3, 2010Publication date: May 3, 2012Inventors: Wing-kin Hui, Wing-tak Hui
-
Publication number: 20120102664Abstract: Disclosed herein is an automated pool cleaning vehicle (PCV) having a middle roller. The PCV having a housing. The housing defines an interior. Located within the interior is a pump and a filter bag. The housing also includes a bottom, which is generally curved in a concave manner. The housing further includes a chassis. The pump creates a vacuum for sucking up dirt and debris into the filter bag through intakes in the housing. The housing including first and second pairs of wheels connected to the chassis. Between the front and second wheels is a middle roller, also connected to the chassis. In a first embodiment, the middle roller includes a single roller, which is approximately the same diameter as the wheels of the first and second pairs of wheels. In other embodiments, the wheels of the middle roller are larger or smaller. In yet another embodiment, the middle roller includes a series of wheels.Type: ApplicationFiled: October 28, 2010Publication date: May 3, 2012Inventors: Wing-kin Hui, Wing-tak Hui
-
Patent number: 8141191Abstract: Disclosed herein is using a combination of pump and drive motor activation and deactivation the vehicle can be turned and programmed to avoid vertical and other obstacles.Type: GrantFiled: April 10, 2008Date of Patent: March 27, 2012Assignee: Techno Spa LimitedInventor: Wing-kin Hui
-
Patent number: 8110098Abstract: 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 and an outlet, both of which are in communication with the filter bag. The housing is releaseably attached to the bottom frame and the filter bag releaseably connected to the bottom frame. A V-shaped self locking clip with normally outwardly extending legs serves as the attachment member and when urged toward each other with the housing in the locked position allows for easy release. At least one of the intake or outlet includes a filter member. The filter member includes a means for attachment and a particulate filter member for filtering particulates from the water. The filter member is attached to the vehicle at or proximate to the perimeter of the intake or outlet.Type: GrantFiled: November 18, 2008Date of Patent: February 7, 2012Assignee: Pool Bag LimitedInventor: Wing-kin Hui
-
Publication number: 20120019062Abstract: Disclosed herein is an electrical power head for supplying electrical power to electrical appliances for an above ground pool. The power head includes at least one electrical outlet. The power head has an electrical housing located proximate the pool. The housing has access to an electrical power source. The power source defines ordinary domestic power. The housing includes an electrical circuit having structure for connecting the power head to the domestic A/C electricity, a step-down transformer for converting domestic A/C into electricity into that usable by a connectable pool appliance and a DAC for converting a digital signal to an analog signal, decision means for determining whether the usable electricity is D/C or A/C and at least one electrical outlet for connection to an electrical pool appliance.Type: ApplicationFiled: July 26, 2010Publication date: January 26, 2012Inventor: Wing-kin Hui
-
Patent number: 8079726Abstract: Disclosed herein is a pool light fixture assembly. The assembly is connected to a pool wall and includes a light adapter and a return fitting. At least two channels, a water channel and an electrical channel run through the assembly. Each of the channels is parallel to one another. However, the electrical channel is parallel to and separate from the water channel. In one embodiment only a portion of the electrical channel is parallel to the water channel in the return fitting portion of the assembly. The adapter includes a light fixture for connection with light(s). The light fixture is within and/or adjacent to the electrical channel.Type: GrantFiled: August 11, 2010Date of Patent: December 20, 2011Assignee: Heng Kang Slate Lo, Ltd.Inventors: Wing-kin Hui, Wing-tak Hui